1# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
2#
3#   Copyright (C) 1996-2001, 2003-2013 Free Software Foundation, Inc.
4#   Written by Gordon Matzigkeit, 1996
5#
6# This file is free software; the Free Software Foundation gives
7# unlimited permission to copy and/or distribute it, with or without
8# modifications, as long as this notice is preserved.
9
10m4_define([_LT_COPYING], [dnl
11#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
12#                 2006, 2007, 2008, 2009, 2010, 2011 Free Software
13#                 Foundation, Inc.
14#   Written by Gordon Matzigkeit, 1996
15#
16#   This file is part of GNU Libtool.
17#
18# GNU Libtool is free software; you can redistribute it and/or
19# modify it under the terms of the GNU General Public License as
20# published by the Free Software Foundation; either version 2 of
21# the License, or (at your option) any later version.
22#
23# As a special exception to the GNU General Public License,
24# if you distribute this file as part of a program or library that
25# is built using GNU Libtool, you may include this file under the
26# same distribution terms that you use for the rest of that program.
27#
28# GNU Libtool is distributed in the hope that it will be useful,
29# but WITHOUT ANY WARRANTY; without even the implied warranty of
30# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
31# GNU General Public License for more details.
32#
33# You should have received a copy of the GNU General Public License
34# along with GNU Libtool; see the file COPYING.  If not, a copy
35# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
36# obtained by writing to the Free Software Foundation, Inc.,
37# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
38])
39
40# serial 58 LT_INIT
41
42
43# LT_PREREQ(VERSION)
44# ------------------
45# Complain and exit if this libtool version is less that VERSION.
46m4_defun([LT_PREREQ],
47[m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
48       [m4_default([$3],
49		   [m4_fatal([Libtool version $1 or higher is required],
50		             63)])],
51       [$2])])
52
53
54# _LT_CHECK_BUILDDIR
55# ------------------
56# Complain if the absolute build directory name contains unusual characters
57m4_defun([_LT_CHECK_BUILDDIR],
58[case `pwd` in
59  *\ * | *\	*)
60    AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
61esac
62])
63
64
65# LT_INIT([OPTIONS])
66# ------------------
67AC_DEFUN([LT_INIT],
68[AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
69AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
70AC_BEFORE([$0], [LT_LANG])dnl
71AC_BEFORE([$0], [LT_OUTPUT])dnl
72AC_BEFORE([$0], [LTDL_INIT])dnl
73m4_require([_LT_CHECK_BUILDDIR])dnl
74
75dnl Autoconf doesn't catch unexpanded LT_ macros by default:
76m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
77m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
78dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
79dnl unless we require an AC_DEFUNed macro:
80AC_REQUIRE([LTOPTIONS_VERSION])dnl
81AC_REQUIRE([LTSUGAR_VERSION])dnl
82AC_REQUIRE([LTVERSION_VERSION])dnl
83AC_REQUIRE([LTOBSOLETE_VERSION])dnl
84m4_require([_LT_PROG_LTMAIN])dnl
85
86_LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
87
88dnl Parse OPTIONS
89_LT_SET_OPTIONS([$0], [$1])
90
91# This can be used to rebuild libtool when needed
92LIBTOOL_DEPS=$ltmain
93
94# Always use our own libtool.
95LIBTOOL='$(SHELL) $(top_builddir)/libtool'
96AC_SUBST(LIBTOOL)dnl
97
98_LT_SETUP
99
100# Only expand once:
101m4_define([LT_INIT])
102])# LT_INIT
103
104# Old names:
105AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
106AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
107dnl aclocal-1.4 backwards compatibility:
108dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
109dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
110
111
112# _LT_CC_BASENAME(CC)
113# -------------------
114# Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
115m4_defun([_LT_CC_BASENAME],
116[for cc_temp in $1""; do
117  case $cc_temp in
118    compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
119    distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
120    \-*) ;;
121    *) break;;
122  esac
123done
124cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
125])
126
127
128# _LT_FILEUTILS_DEFAULTS
129# ----------------------
130# It is okay to use these file commands and assume they have been set
131# sensibly after 'm4_require([_LT_FILEUTILS_DEFAULTS])'.
132m4_defun([_LT_FILEUTILS_DEFAULTS],
133[: ${CP="cp -f"}
134: ${MV="mv -f"}
135: ${RM="rm -f"}
136])# _LT_FILEUTILS_DEFAULTS
137
138
139# _LT_SETUP
140# ---------
141m4_defun([_LT_SETUP],
142[AC_REQUIRE([AC_CANONICAL_HOST])dnl
143AC_REQUIRE([AC_CANONICAL_BUILD])dnl
144AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
145AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
146
147_LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl
148dnl
149_LT_DECL([], [host_alias], [0], [The host system])dnl
150_LT_DECL([], [host], [0])dnl
151_LT_DECL([], [host_os], [0])dnl
152dnl
153_LT_DECL([], [build_alias], [0], [The build system])dnl
154_LT_DECL([], [build], [0])dnl
155_LT_DECL([], [build_os], [0])dnl
156dnl
157AC_REQUIRE([AC_PROG_CC])dnl
158AC_REQUIRE([LT_PATH_LD])dnl
159AC_REQUIRE([LT_PATH_NM])dnl
160dnl
161AC_REQUIRE([AC_PROG_LN_S])dnl
162test -z "$LN_S" && LN_S="ln -s"
163_LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
164dnl
165AC_REQUIRE([LT_CMD_MAX_LEN])dnl
166_LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
167_LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
168dnl
169m4_require([_LT_FILEUTILS_DEFAULTS])dnl
170m4_require([_LT_CHECK_SHELL_FEATURES])dnl
171m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
172m4_require([_LT_CMD_RELOAD])dnl
173m4_require([_LT_CHECK_MAGIC_METHOD])dnl
174m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
175m4_require([_LT_CMD_OLD_ARCHIVE])dnl
176m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
177m4_require([_LT_WITH_SYSROOT])dnl
178
179_LT_CONFIG_LIBTOOL_INIT([
180# See if we are running on zsh, and set the options that allow our
181# commands through without removal of \ escapes INIT.
182if test -n "\${ZSH_VERSION+set}"; then
183   setopt NO_GLOB_SUBST
184fi
185])
186if test -n "${ZSH_VERSION+set}"; then
187   setopt NO_GLOB_SUBST
188fi
189
190_LT_CHECK_OBJDIR
191
192m4_require([_LT_TAG_COMPILER])dnl
193
194case $host_os in
195aix3*)
196  # AIX sometimes has problems with the GCC collect2 program.  For some
197  # reason, if we set the COLLECT_NAMES environment variable, the problems
198  # vanish in a puff of smoke.
199  if test set != "${COLLECT_NAMES+set}"; then
200    COLLECT_NAMES=
201    export COLLECT_NAMES
202  fi
203  ;;
204esac
205
206# Global variables:
207ofile=libtool
208can_build_shared=yes
209
210# All known linkers require a '.a' archive for static linking (except MSVC,
211# which needs '.lib').
212libext=a
213
214with_gnu_ld=$lt_cv_prog_gnu_ld
215
216old_CC=$CC
217old_CFLAGS=$CFLAGS
218
219# Set sane defaults for various variables
220test -z "$CC" && CC=cc
221test -z "$LTCC" && LTCC=$CC
222test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
223test -z "$LD" && LD=ld
224test -z "$ac_objext" && ac_objext=o
225
226_LT_CC_BASENAME([$compiler])
227
228# Only perform the check for file, if the check method requires it
229test -z "$MAGIC_CMD" && MAGIC_CMD=file
230case $deplibs_check_method in
231file_magic*)
232  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
233    _LT_PATH_MAGIC
234  fi
235  ;;
236esac
237
238# Use C for the default configuration in the libtool script
239LT_SUPPORTED_TAG([CC])
240_LT_LANG_C_CONFIG
241_LT_LANG_DEFAULT_CONFIG
242_LT_CONFIG_COMMANDS
243])# _LT_SETUP
244
245
246# _LT_PREPARE_SED_QUOTE_VARS
247# --------------------------
248# Define a few sed substitution that help us do robust quoting.
249m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
250[# Backslashify metacharacters that are still active within
251# double-quoted strings.
252sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
253
254# Same as above, but do not quote variable references.
255double_quote_subst='s/\([["`\\]]\)/\\\1/g'
256
257# Sed substitution to delay expansion of an escaped shell variable in a
258# double_quote_subst'ed string.
259delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
260
261# Sed substitution to delay expansion of an escaped single quote.
262delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
263
264# Sed substitution to avoid accidental globbing in evaled expressions
265no_glob_subst='s/\*/\\\*/g'
266])
267
268# _LT_PROG_LTMAIN
269# ---------------
270# Note that this code is called both from 'configure', and 'config.status'
271# now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
272# 'config.status' has no value for ac_aux_dir unless we are using Automake,
273# so we pass a copy along to make sure it has a sensible value anyway.
274m4_defun([_LT_PROG_LTMAIN],
275[m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
276_LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
277ltmain=$ac_aux_dir/ltmain.sh
278])# _LT_PROG_LTMAIN
279
280
281## ------------------------------------- ##
282## Accumulate code for creating libtool. ##
283## ------------------------------------- ##
284
285# So that we can recreate a full libtool script including additional
286# tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
287# in macros and then make a single call at the end using the 'libtool'
288# label.
289
290
291# _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
292# ----------------------------------------
293# Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
294m4_define([_LT_CONFIG_LIBTOOL_INIT],
295[m4_ifval([$1],
296          [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
297                     [$1
298])])])
299
300# Initialize.
301m4_define([_LT_OUTPUT_LIBTOOL_INIT])
302
303
304# _LT_CONFIG_LIBTOOL([COMMANDS])
305# ------------------------------
306# Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
307m4_define([_LT_CONFIG_LIBTOOL],
308[m4_ifval([$1],
309          [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
310                     [$1
311])])])
312
313# Initialize.
314m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
315
316
317# _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
318# -----------------------------------------------------
319m4_defun([_LT_CONFIG_SAVE_COMMANDS],
320[_LT_CONFIG_LIBTOOL([$1])
321_LT_CONFIG_LIBTOOL_INIT([$2])
322])
323
324
325# _LT_FORMAT_COMMENT([COMMENT])
326# -----------------------------
327# Add leading comment marks to the start of each line, and a trailing
328# full-stop to the whole comment if one is not present already.
329m4_define([_LT_FORMAT_COMMENT],
330[m4_ifval([$1], [
331m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
332              [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
333)])
334
335
336
337## ------------------------ ##
338## FIXME: Eliminate VARNAME ##
339## ------------------------ ##
340
341
342# _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
343# -------------------------------------------------------------------
344# CONFIGNAME is the name given to the value in the libtool script.
345# VARNAME is the (base) name used in the configure script.
346# VALUE may be 0, 1 or 2 for a computed quote escaped value based on
347# VARNAME.  Any other value will be used directly.
348m4_define([_LT_DECL],
349[lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
350    [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
351	[m4_ifval([$1], [$1], [$2])])
352    lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
353    m4_ifval([$4],
354	[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
355    lt_dict_add_subkey([lt_decl_dict], [$2],
356	[tagged?], [m4_ifval([$5], [yes], [no])])])
357])
358
359
360# _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
361# --------------------------------------------------------
362m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
363
364
365# lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
366# ------------------------------------------------
367m4_define([lt_decl_tag_varnames],
368[_lt_decl_filter([tagged?], [yes], $@)])
369
370
371# _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
372# ---------------------------------------------------------
373m4_define([_lt_decl_filter],
374[m4_case([$#],
375  [0], [m4_fatal([$0: too few arguments: $#])],
376  [1], [m4_fatal([$0: too few arguments: $#: $1])],
377  [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
378  [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
379  [lt_dict_filter([lt_decl_dict], $@)])[]dnl
380])
381
382
383# lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
384# --------------------------------------------------
385m4_define([lt_decl_quote_varnames],
386[_lt_decl_filter([value], [1], $@)])
387
388
389# lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
390# ---------------------------------------------------
391m4_define([lt_decl_dquote_varnames],
392[_lt_decl_filter([value], [2], $@)])
393
394
395# lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
396# ---------------------------------------------------
397m4_define([lt_decl_varnames_tagged],
398[m4_assert([$# <= 2])dnl
399_$0(m4_quote(m4_default([$1], [[, ]])),
400    m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
401    m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
402m4_define([_lt_decl_varnames_tagged],
403[m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
404
405
406# lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
407# ------------------------------------------------
408m4_define([lt_decl_all_varnames],
409[_$0(m4_quote(m4_default([$1], [[, ]])),
410     m4_if([$2], [],
411	   m4_quote(lt_decl_varnames),
412	m4_quote(m4_shift($@))))[]dnl
413])
414m4_define([_lt_decl_all_varnames],
415[lt_join($@, lt_decl_varnames_tagged([$1],
416			lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
417])
418
419
420# _LT_CONFIG_STATUS_DECLARE([VARNAME])
421# ------------------------------------
422# Quote a variable value, and forward it to 'config.status' so that its
423# declaration there will have the same value as in 'configure'.  VARNAME
424# must have a single quote delimited value for this to work.
425m4_define([_LT_CONFIG_STATUS_DECLARE],
426[$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
427
428
429# _LT_CONFIG_STATUS_DECLARATIONS
430# ------------------------------
431# We delimit libtool config variables with single quotes, so when
432# we write them to config.status, we have to be sure to quote all
433# embedded single quotes properly.  In configure, this macro expands
434# each variable declared with _LT_DECL (and _LT_TAGDECL) into:
435#
436#    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
437m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
438[m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
439    [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
440
441
442# _LT_LIBTOOL_TAGS
443# ----------------
444# Output comment and list of tags supported by the script
445m4_defun([_LT_LIBTOOL_TAGS],
446[_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
447available_tags='_LT_TAGS'dnl
448])
449
450
451# _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
452# -----------------------------------
453# Extract the dictionary values for VARNAME (optionally with TAG) and
454# expand to a commented shell variable setting:
455#
456#    # Some comment about what VAR is for.
457#    visible_name=$lt_internal_name
458m4_define([_LT_LIBTOOL_DECLARE],
459[_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
460					   [description])))[]dnl
461m4_pushdef([_libtool_name],
462    m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
463m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
464    [0], [_libtool_name=[$]$1],
465    [1], [_libtool_name=$lt_[]$1],
466    [2], [_libtool_name=$lt_[]$1],
467    [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
468m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
469])
470
471
472# _LT_LIBTOOL_CONFIG_VARS
473# -----------------------
474# Produce commented declarations of non-tagged libtool config variables
475# suitable for insertion in the LIBTOOL CONFIG section of the 'libtool'
476# script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
477# section) are produced by _LT_LIBTOOL_TAG_VARS.
478m4_defun([_LT_LIBTOOL_CONFIG_VARS],
479[m4_foreach([_lt_var],
480    m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
481    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
482
483
484# _LT_LIBTOOL_TAG_VARS(TAG)
485# -------------------------
486m4_define([_LT_LIBTOOL_TAG_VARS],
487[m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
488    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
489
490
491# _LT_TAGVAR(VARNAME, [TAGNAME])
492# ------------------------------
493m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
494
495
496# _LT_CONFIG_COMMANDS
497# -------------------
498# Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
499# variables for single and double quote escaping we saved from calls
500# to _LT_DECL, we can put quote escaped variables declarations
501# into 'config.status', and then the shell code to quote escape them in
502# for loops in 'config.status'.  Finally, any additional code accumulated
503# from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
504m4_defun([_LT_CONFIG_COMMANDS],
505[AC_PROVIDE_IFELSE([LT_OUTPUT],
506	dnl If the libtool generation code has been placed in $CONFIG_LT,
507	dnl instead of duplicating it all over again into config.status,
508	dnl then we will have config.status run $CONFIG_LT later, so it
509	dnl needs to know what name is stored there:
510        [AC_CONFIG_COMMANDS([libtool],
511            [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
512    dnl If the libtool generation code is destined for config.status,
513    dnl expand the accumulated commands and init code now:
514    [AC_CONFIG_COMMANDS([libtool],
515        [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
516])#_LT_CONFIG_COMMANDS
517
518
519# Initialize.
520m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
521[
522
523# The HP-UX ksh and POSIX shell print the target directory to stdout
524# if CDPATH is set.
525(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
526
527sed_quote_subst='$sed_quote_subst'
528double_quote_subst='$double_quote_subst'
529delay_variable_subst='$delay_variable_subst'
530_LT_CONFIG_STATUS_DECLARATIONS
531LTCC='$LTCC'
532LTCFLAGS='$LTCFLAGS'
533compiler='$compiler_DEFAULT'
534
535# A function that is used when there is no print builtin or printf.
536func_fallback_echo ()
537{
538  eval 'cat <<_LTECHO_EOF
539\$[]1
540_LTECHO_EOF'
541}
542
543# Quote evaled strings.
544for var in lt_decl_all_varnames([[ \
545]], lt_decl_quote_varnames); do
546    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
547    *[[\\\\\\\`\\"\\\$]]*)
548      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
549      ;;
550    *)
551      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
552      ;;
553    esac
554done
555
556# Double-quote double-evaled strings.
557for var in lt_decl_all_varnames([[ \
558]], lt_decl_dquote_varnames); do
559    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
560    *[[\\\\\\\`\\"\\\$]]*)
561      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
562      ;;
563    *)
564      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
565      ;;
566    esac
567done
568
569_LT_OUTPUT_LIBTOOL_INIT
570])
571
572# _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
573# ------------------------------------
574# Generate a child script FILE with all initialization necessary to
575# reuse the environment learned by the parent script, and make the
576# file executable.  If COMMENT is supplied, it is inserted after the
577# '#!' sequence but before initialization text begins.  After this
578# macro, additional text can be appended to FILE to form the body of
579# the child script.  The macro ends with non-zero status if the
580# file could not be fully written (such as if the disk is full).
581m4_ifdef([AS_INIT_GENERATED],
582[m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
583[m4_defun([_LT_GENERATED_FILE_INIT],
584[m4_require([AS_PREPARE])]dnl
585[m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
586[lt_write_fail=0
587cat >$1 <<_ASEOF || lt_write_fail=1
588#! $SHELL
589# Generated by $as_me.
590$2
591SHELL=\${CONFIG_SHELL-$SHELL}
592export SHELL
593_ASEOF
594cat >>$1 <<\_ASEOF || lt_write_fail=1
595AS_SHELL_SANITIZE
596_AS_PREPARE
597exec AS_MESSAGE_FD>&1
598_ASEOF
599test 0 = "$lt_write_fail" && chmod +x $1[]dnl
600m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
601
602# LT_OUTPUT
603# ---------
604# This macro allows early generation of the libtool script (before
605# AC_OUTPUT is called), incase it is used in configure for compilation
606# tests.
607AC_DEFUN([LT_OUTPUT],
608[: ${CONFIG_LT=./config.lt}
609AC_MSG_NOTICE([creating $CONFIG_LT])
610_LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
611[# Run this file to recreate a libtool stub with the current configuration.])
612
613cat >>"$CONFIG_LT" <<\_LTEOF
614lt_cl_silent=false
615exec AS_MESSAGE_LOG_FD>>config.log
616{
617  echo
618  AS_BOX([Running $as_me.])
619} >&AS_MESSAGE_LOG_FD
620
621lt_cl_help="\
622'$as_me' creates a local libtool stub from the current configuration,
623for use in further configure time tests before the real libtool is
624generated.
625
626Usage: $[0] [[OPTIONS]]
627
628  -h, --help      print this help, then exit
629  -V, --version   print version number, then exit
630  -q, --quiet     do not print progress messages
631  -d, --debug     don't remove temporary files
632
633Report bugs to <bug-libtool@gnu.org>."
634
635lt_cl_version="\
636m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
637m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
638configured by $[0], generated by m4_PACKAGE_STRING.
639
640Copyright (C) 2011 Free Software Foundation, Inc.
641This config.lt script is free software; the Free Software Foundation
642gives unlimited permision to copy, distribute and modify it."
643
644while test 0 != $[#]
645do
646  case $[1] in
647    --version | --v* | -V )
648      echo "$lt_cl_version"; exit 0 ;;
649    --help | --h* | -h )
650      echo "$lt_cl_help"; exit 0 ;;
651    --debug | --d* | -d )
652      debug=: ;;
653    --quiet | --q* | --silent | --s* | -q )
654      lt_cl_silent=: ;;
655
656    -*) AC_MSG_ERROR([unrecognized option: $[1]
657Try '$[0] --help' for more information.]) ;;
658
659    *) AC_MSG_ERROR([unrecognized argument: $[1]
660Try '$[0] --help' for more information.]) ;;
661  esac
662  shift
663done
664
665if $lt_cl_silent; then
666  exec AS_MESSAGE_FD>/dev/null
667fi
668_LTEOF
669
670cat >>"$CONFIG_LT" <<_LTEOF
671_LT_OUTPUT_LIBTOOL_COMMANDS_INIT
672_LTEOF
673
674cat >>"$CONFIG_LT" <<\_LTEOF
675AC_MSG_NOTICE([creating $ofile])
676_LT_OUTPUT_LIBTOOL_COMMANDS
677AS_EXIT(0)
678_LTEOF
679chmod +x "$CONFIG_LT"
680
681# configure is writing to config.log, but config.lt does its own redirection,
682# appending to config.log, which fails on DOS, as config.log is still kept
683# open by configure.  Here we exec the FD to /dev/null, effectively closing
684# config.log, so it can be properly (re)opened and appended to by config.lt.
685lt_cl_success=:
686test yes = "$silent" &&
687  lt_config_lt_args="$lt_config_lt_args --quiet"
688exec AS_MESSAGE_LOG_FD>/dev/null
689$SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
690exec AS_MESSAGE_LOG_FD>>config.log
691$lt_cl_success || AS_EXIT(1)
692])# LT_OUTPUT
693
694
695# _LT_CONFIG(TAG)
696# ---------------
697# If TAG is the built-in tag, create an initial libtool script with a
698# default configuration from the untagged config vars.  Otherwise add code
699# to config.status for appending the configuration named by TAG from the
700# matching tagged config vars.
701m4_defun([_LT_CONFIG],
702[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
703_LT_CONFIG_SAVE_COMMANDS([
704  m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
705  m4_if(_LT_TAG, [C], [
706    # See if we are running on zsh, and set the options that allow our
707    # commands through without removal of \ escapes.
708    if test -n "${ZSH_VERSION+set}"; then
709      setopt NO_GLOB_SUBST
710    fi
711
712    cfgfile=${ofile}T
713    trap "$RM \"$cfgfile\"; exit 1" 1 2 15
714    $RM "$cfgfile"
715
716    cat <<_LT_EOF >> "$cfgfile"
717#! $SHELL
718
719# `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
720# Generated automatically by $as_me ($PACKAGE) $VERSION
721# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
722# NOTE: Changes made to this file will be lost: look at ltmain.sh.
723#
724_LT_COPYING
725_LT_LIBTOOL_TAGS
726
727# ### BEGIN LIBTOOL CONFIG
728_LT_LIBTOOL_CONFIG_VARS
729_LT_LIBTOOL_TAG_VARS
730# ### END LIBTOOL CONFIG
731
732_LT_EOF
733
734  case $host_os in
735  aix3*)
736    cat <<\_LT_EOF >> "$cfgfile"
737# AIX sometimes has problems with the GCC collect2 program.  For some
738# reason, if we set the COLLECT_NAMES environment variable, the problems
739# vanish in a puff of smoke.
740if test set != "${COLLECT_NAMES+set}"; then
741  COLLECT_NAMES=
742  export COLLECT_NAMES
743fi
744_LT_EOF
745    ;;
746  esac
747
748  _LT_PROG_LTMAIN
749
750  # We use sed instead of cat because bash on DJGPP gets confused if
751  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
752  # text mode, it properly converts lines to CR/LF.  This bash problem
753  # is reportedly fixed, but why not run on old versions too?
754  sed '$q' "$ltmain" >> "$cfgfile" \
755     || (rm -f "$cfgfile"; exit 1)
756
757   mv -f "$cfgfile" "$ofile" ||
758    (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
759  chmod +x "$ofile"
760],
761[cat <<_LT_EOF >> "$ofile"
762
763dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
764dnl in a comment (ie after a #).
765# ### BEGIN LIBTOOL TAG CONFIG: $1
766_LT_LIBTOOL_TAG_VARS(_LT_TAG)
767# ### END LIBTOOL TAG CONFIG: $1
768_LT_EOF
769])dnl /m4_if
770],
771[m4_if([$1], [], [
772    PACKAGE='$PACKAGE'
773    VERSION='$VERSION'
774    RM='$RM'
775    ofile='$ofile'], [])
776])dnl /_LT_CONFIG_SAVE_COMMANDS
777])# _LT_CONFIG
778
779
780# LT_SUPPORTED_TAG(TAG)
781# ---------------------
782# Trace this macro to discover what tags are supported by the libtool
783# --tag option, using:
784#    autoconf --trace 'LT_SUPPORTED_TAG:$1'
785AC_DEFUN([LT_SUPPORTED_TAG], [])
786
787
788# C support is built-in for now
789m4_define([_LT_LANG_C_enabled], [])
790m4_define([_LT_TAGS], [])
791
792
793# LT_LANG(LANG)
794# -------------
795# Enable libtool support for the given language if not already enabled.
796AC_DEFUN([LT_LANG],
797[AC_BEFORE([$0], [LT_OUTPUT])dnl
798m4_case([$1],
799  [C],			[_LT_LANG(C)],
800  [C++],		[_LT_LANG(CXX)],
801  [Go],			[_LT_LANG(GO)],
802  [Java],		[_LT_LANG(GCJ)],
803  [Fortran 77],		[_LT_LANG(F77)],
804  [Fortran],		[_LT_LANG(FC)],
805  [Windows Resource],	[_LT_LANG(RC)],
806  [m4_ifdef([_LT_LANG_]$1[_CONFIG],
807    [_LT_LANG($1)],
808    [m4_fatal([$0: unsupported language: "$1"])])])dnl
809])# LT_LANG
810
811
812# _LT_LANG(LANGNAME)
813# ------------------
814m4_defun([_LT_LANG],
815[m4_ifdef([_LT_LANG_]$1[_enabled], [],
816  [LT_SUPPORTED_TAG([$1])dnl
817  m4_append([_LT_TAGS], [$1 ])dnl
818  m4_define([_LT_LANG_]$1[_enabled], [])dnl
819  _LT_LANG_$1_CONFIG($1)])dnl
820])# _LT_LANG
821
822
823m4_ifndef([AC_PROG_GO], [
824############################################################
825# NOTE: This macro has been submitted for inclusion into   #
826#  GNU Autoconf as AC_PROG_GO.  When it is available in    #
827#  a released version of Autoconf we should remove this    #
828#  macro and use it instead.                               #
829############################################################
830m4_defun([AC_PROG_GO],
831[AC_LANG_PUSH(Go)dnl
832AC_ARG_VAR([GOC],     [Go compiler command])dnl
833AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl
834_AC_ARG_VAR_LDFLAGS()dnl
835AC_CHECK_TOOL(GOC, gccgo)
836if test -z "$GOC"; then
837  if test -n "$ac_tool_prefix"; then
838    AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo])
839  fi
840fi
841if test -z "$GOC"; then
842  AC_CHECK_PROG(GOC, gccgo, gccgo, false)
843fi
844])#m4_defun
845])#m4_ifndef
846
847
848# _LT_LANG_DEFAULT_CONFIG
849# -----------------------
850m4_defun([_LT_LANG_DEFAULT_CONFIG],
851[AC_PROVIDE_IFELSE([AC_PROG_CXX],
852  [LT_LANG(CXX)],
853  [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
854
855AC_PROVIDE_IFELSE([AC_PROG_F77],
856  [LT_LANG(F77)],
857  [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
858
859AC_PROVIDE_IFELSE([AC_PROG_FC],
860  [LT_LANG(FC)],
861  [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
862
863dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
864dnl pulling things in needlessly.
865AC_PROVIDE_IFELSE([AC_PROG_GCJ],
866  [LT_LANG(GCJ)],
867  [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
868    [LT_LANG(GCJ)],
869    [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
870      [LT_LANG(GCJ)],
871      [m4_ifdef([AC_PROG_GCJ],
872	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
873       m4_ifdef([A][M_PROG_GCJ],
874	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
875       m4_ifdef([LT_PROG_GCJ],
876	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
877
878AC_PROVIDE_IFELSE([AC_PROG_GO],
879  [LT_LANG(GO)],
880  [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
881
882AC_PROVIDE_IFELSE([LT_PROG_RC],
883  [LT_LANG(RC)],
884  [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
885])# _LT_LANG_DEFAULT_CONFIG
886
887# Obsolete macros:
888AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
889AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
890AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
891AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
892AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
893dnl aclocal-1.4 backwards compatibility:
894dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
895dnl AC_DEFUN([AC_LIBTOOL_F77], [])
896dnl AC_DEFUN([AC_LIBTOOL_FC], [])
897dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
898dnl AC_DEFUN([AC_LIBTOOL_RC], [])
899
900
901# _LT_TAG_COMPILER
902# ----------------
903m4_defun([_LT_TAG_COMPILER],
904[AC_REQUIRE([AC_PROG_CC])dnl
905
906_LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
907_LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
908_LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
909_LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
910
911# If no C compiler was specified, use CC.
912LTCC=${LTCC-"$CC"}
913
914# If no C compiler flags were specified, use CFLAGS.
915LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
916
917# Allow CC to be a program name with arguments.
918compiler=$CC
919])# _LT_TAG_COMPILER
920
921
922# _LT_COMPILER_BOILERPLATE
923# ------------------------
924# Check for compiler boilerplate output or warnings with
925# the simple compiler test code.
926m4_defun([_LT_COMPILER_BOILERPLATE],
927[m4_require([_LT_DECL_SED])dnl
928ac_outfile=conftest.$ac_objext
929echo "$lt_simple_compile_test_code" >conftest.$ac_ext
930eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
931_lt_compiler_boilerplate=`cat conftest.err`
932$RM conftest*
933])# _LT_COMPILER_BOILERPLATE
934
935
936# _LT_LINKER_BOILERPLATE
937# ----------------------
938# Check for linker boilerplate output or warnings with
939# the simple link test code.
940m4_defun([_LT_LINKER_BOILERPLATE],
941[m4_require([_LT_DECL_SED])dnl
942ac_outfile=conftest.$ac_objext
943echo "$lt_simple_link_test_code" >conftest.$ac_ext
944eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
945_lt_linker_boilerplate=`cat conftest.err`
946$RM -r conftest*
947])# _LT_LINKER_BOILERPLATE
948
949# _LT_REQUIRED_DARWIN_CHECKS
950# -------------------------
951m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
952  case $host_os in
953    rhapsody* | darwin*)
954    AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
955    AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
956    AC_CHECK_TOOL([LIPO], [lipo], [:])
957    AC_CHECK_TOOL([OTOOL], [otool], [:])
958    AC_CHECK_TOOL([OTOOL64], [otool64], [:])
959    _LT_DECL([], [DSYMUTIL], [1],
960      [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
961    _LT_DECL([], [NMEDIT], [1],
962      [Tool to change global to local symbols on Mac OS X])
963    _LT_DECL([], [LIPO], [1],
964      [Tool to manipulate fat objects and archives on Mac OS X])
965    _LT_DECL([], [OTOOL], [1],
966      [ldd/readelf like tool for Mach-O binaries on Mac OS X])
967    _LT_DECL([], [OTOOL64], [1],
968      [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
969
970    AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
971      [lt_cv_apple_cc_single_mod=no
972      if test -z "$LT_MULTI_MODULE"; then
973	# By default we will add the -single_module flag. You can override
974	# by either setting the environment variable LT_MULTI_MODULE
975	# non-empty at configure time, or by adding -multi_module to the
976	# link flags.
977	rm -rf libconftest.dylib*
978	echo "int foo(void){return 1;}" > conftest.c
979	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
980-dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
981	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
982	  -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
983        _lt_result=$?
984	# If there is a non-empty error log, and "single_module"
985	# appears in it, assume the flag caused a linker warning
986        if test -s conftest.err && $GREP single_module conftest.err; then
987	  cat conftest.err >&AS_MESSAGE_LOG_FD
988	# Otherwise, if the output was created with a 0 exit code from
989	# the compiler, it worked.
990	elif test -f libconftest.dylib && test 0 = "$_lt_result"; then
991	  lt_cv_apple_cc_single_mod=yes
992	else
993	  cat conftest.err >&AS_MESSAGE_LOG_FD
994	fi
995	rm -rf libconftest.dylib*
996	rm -f conftest.*
997      fi])
998
999    AC_CACHE_CHECK([for -exported_symbols_list linker flag],
1000      [lt_cv_ld_exported_symbols_list],
1001      [lt_cv_ld_exported_symbols_list=no
1002      save_LDFLAGS=$LDFLAGS
1003      echo "_main" > conftest.sym
1004      LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
1005      AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
1006	[lt_cv_ld_exported_symbols_list=yes],
1007	[lt_cv_ld_exported_symbols_list=no])
1008	LDFLAGS=$save_LDFLAGS
1009    ])
1010
1011    AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
1012      [lt_cv_ld_force_load=no
1013      cat > conftest.c << _LT_EOF
1014int forced_loaded() { return 2;}
1015_LT_EOF
1016      echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
1017      $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
1018      echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
1019      $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
1020      echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
1021      $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
1022      cat > conftest.c << _LT_EOF
1023int main() { return 0;}
1024_LT_EOF
1025      echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
1026      $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
1027      _lt_result=$?
1028      if test -s conftest.err && $GREP force_load conftest.err; then
1029	cat conftest.err >&AS_MESSAGE_LOG_FD
1030      elif test -f conftest && test 0 = "$_lt_result" && $GREP forced_load conftest >/dev/null 2>&1; then
1031	lt_cv_ld_force_load=yes
1032      else
1033	cat conftest.err >&AS_MESSAGE_LOG_FD
1034      fi
1035        rm -f conftest.err libconftest.a conftest conftest.c
1036        rm -rf conftest.dSYM
1037    ])
1038    case $host_os in
1039    rhapsody* | darwin1.[[012]])
1040      _lt_dar_allow_undefined='$wl-undefined ${wl}suppress' ;;
1041    darwin1.*)
1042      _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1043    darwin*) # darwin 5.x on
1044      # if running on 10.5 or later, the deployment target defaults
1045      # to the OS version, if on x86, and 10.4, the deployment
1046      # target defaults to 10.4. Don't you love it?
1047      case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1048	10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1049	  _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1050	10.[[012]]*)
1051	  _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1052	10.*)
1053	  _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1054      esac
1055    ;;
1056  esac
1057    if test yes = "$lt_cv_apple_cc_single_mod"; then
1058      _lt_dar_single_mod='$single_module'
1059    fi
1060    if test yes = "$lt_cv_ld_exported_symbols_list"; then
1061      _lt_dar_export_syms=' $wl-exported_symbols_list,$output_objdir/$libname-symbols.expsym'
1062    else
1063      _lt_dar_export_syms='~$NMEDIT -s $output_objdir/$libname-symbols.expsym $lib'
1064    fi
1065    if test : != "$DSYMUTIL" && test no = "$lt_cv_ld_force_load"; then
1066      _lt_dsymutil='~$DSYMUTIL $lib || :'
1067    else
1068      _lt_dsymutil=
1069    fi
1070    ;;
1071  esac
1072])
1073
1074
1075# _LT_DARWIN_LINKER_FEATURES([TAG])
1076# ---------------------------------
1077# Checks for linker and compiler features on darwin
1078m4_defun([_LT_DARWIN_LINKER_FEATURES],
1079[
1080  m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1081  _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1082  _LT_TAGVAR(hardcode_direct, $1)=no
1083  _LT_TAGVAR(hardcode_automatic, $1)=yes
1084  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1085  if test yes = "$lt_cv_ld_force_load"; then
1086    _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience $wl-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1087    m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes],
1088                  [FC],  [_LT_TAGVAR(compiler_needs_object, $1)=yes])
1089  else
1090    _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1091  fi
1092  _LT_TAGVAR(link_all_deplibs, $1)=yes
1093  _LT_TAGVAR(allow_undefined_flag, $1)=$_lt_dar_allow_undefined
1094  case $cc_basename in
1095     ifort*|nagfor*) _lt_dar_can_shared=yes ;;
1096     *) _lt_dar_can_shared=$GCC ;;
1097  esac
1098  if test yes = "$_lt_dar_can_shared"; then
1099    output_verbose_link_cmd=func_echo_all
1100    _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dsymutil"
1101    _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dsymutil"
1102    _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dar_export_syms$_lt_dsymutil"
1103    _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dar_export_syms$_lt_dsymutil"
1104    m4_if([$1], [CXX],
1105[   if test yes != "$lt_cv_apple_cc_single_mod"; then
1106      _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dsymutil"
1107      _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dar_export_syms$_lt_dsymutil"
1108    fi
1109],[])
1110  else
1111  _LT_TAGVAR(ld_shlibs, $1)=no
1112  fi
1113])
1114
1115# _LT_SYS_MODULE_PATH_AIX([TAGNAME])
1116# ----------------------------------
1117# Links a minimal program and checks the executable
1118# for the system default hardcoded library path. In most cases,
1119# this is /usr/lib:/lib, but when the MPI compilers are used
1120# the location of the communication and MPI libs are included too.
1121# If we don't find anything, use the default library path according
1122# to the aix ld manual.
1123# Store the results from the different compilers for each TAGNAME.
1124# Allow to override them for all tags through lt_cv_aix_libpath.
1125m4_defun([_LT_SYS_MODULE_PATH_AIX],
1126[m4_require([_LT_DECL_SED])dnl
1127if test set = "${lt_cv_aix_libpath+set}"; then
1128  aix_libpath=$lt_cv_aix_libpath
1129else
1130  AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
1131  [AC_LINK_IFELSE([AC_LANG_PROGRAM],[
1132  lt_aix_libpath_sed='[
1133      /Import File Strings/,/^$/ {
1134	  /^0/ {
1135	      s/^0  *\([^ ]*\) *$/\1/
1136	      p
1137	  }
1138      }]'
1139  _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1140  # Check for a 64-bit object if we didn't find anything.
1141  if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1142    _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1143  fi],[])
1144  if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1145    _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=/usr/lib:/lib
1146  fi
1147  ])
1148  aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
1149fi
1150])# _LT_SYS_MODULE_PATH_AIX
1151
1152
1153# _LT_SHELL_INIT(ARG)
1154# -------------------
1155m4_define([_LT_SHELL_INIT],
1156[m4_divert_text([M4SH-INIT], [$1
1157])])# _LT_SHELL_INIT
1158
1159
1160
1161# _LT_PROG_ECHO_BACKSLASH
1162# -----------------------
1163# Find how we can fake an echo command that does not interpret backslash.
1164# In particular, with Autoconf 2.60 or later we add some code to the start
1165# of the generated configure script that will find a shell with a builtin
1166# printf (that we can use as an echo command).
1167m4_defun([_LT_PROG_ECHO_BACKSLASH],
1168[ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1169ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1170ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1171
1172AC_MSG_CHECKING([how to print strings])
1173# Test print first, because it will be a builtin if present.
1174if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
1175   test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1176  ECHO='print -r --'
1177elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1178  ECHO='printf %s\n'
1179else
1180  # Use this function as a fallback that always works.
1181  func_fallback_echo ()
1182  {
1183    eval 'cat <<_LTECHO_EOF
1184$[]1
1185_LTECHO_EOF'
1186  }
1187  ECHO='func_fallback_echo'
1188fi
1189
1190# func_echo_all arg...
1191# Invoke $ECHO with all args, space-separated.
1192func_echo_all ()
1193{
1194    $ECHO "$*"
1195}
1196
1197case $ECHO in
1198  printf*) AC_MSG_RESULT([printf]) ;;
1199  print*) AC_MSG_RESULT([print -r]) ;;
1200  *) AC_MSG_RESULT([cat]) ;;
1201esac
1202
1203m4_ifdef([_AS_DETECT_SUGGESTED],
1204[_AS_DETECT_SUGGESTED([
1205  test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1206    ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1207    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1208    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1209    PATH=/empty FPATH=/empty; export PATH FPATH
1210    test "X`printf %s $ECHO`" = "X$ECHO" \
1211      || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1212
1213_LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1214_LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1215])# _LT_PROG_ECHO_BACKSLASH
1216
1217
1218# _LT_WITH_SYSROOT
1219# ----------------
1220AC_DEFUN([_LT_WITH_SYSROOT],
1221[AC_MSG_CHECKING([for sysroot])
1222AC_ARG_WITH([sysroot],
1223[AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@],
1224  [Search for dependent libraries within DIR (or the compiler's sysroot
1225   if not specified).])],
1226[], [with_sysroot=no])
1227
1228dnl lt_sysroot will always be passed unquoted.  We quote it here
1229dnl in case the user passed a directory name.
1230lt_sysroot=
1231case $with_sysroot in #(
1232 yes)
1233   if test yes = "$GCC"; then
1234     lt_sysroot=`$CC --print-sysroot 2>/dev/null`
1235   fi
1236   ;; #(
1237 /*)
1238   lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
1239   ;; #(
1240 no|'')
1241   ;; #(
1242 *)
1243   AC_MSG_RESULT([$with_sysroot])
1244   AC_MSG_ERROR([The sysroot must be an absolute path.])
1245   ;;
1246esac
1247
1248 AC_MSG_RESULT([${lt_sysroot:-no}])
1249_LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
1250[dependent libraries, and where our libraries should be installed.])])
1251
1252# _LT_ENABLE_LOCK
1253# ---------------
1254m4_defun([_LT_ENABLE_LOCK],
1255[AC_ARG_ENABLE([libtool-lock],
1256  [AS_HELP_STRING([--disable-libtool-lock],
1257    [avoid locking (might break parallel builds)])])
1258test no = "$enable_libtool_lock" || enable_libtool_lock=yes
1259
1260# Some flags need to be propagated to the compiler or linker for good
1261# libtool support.
1262case $host in
1263ia64-*-hpux*)
1264  # Find out what ABI is being produced by ac_compile, and set mode
1265  # options accordingly.
1266  echo 'int i;' > conftest.$ac_ext
1267  if AC_TRY_EVAL(ac_compile); then
1268    case `/usr/bin/file conftest.$ac_objext` in
1269      *ELF-32*)
1270	HPUX_IA64_MODE=32
1271	;;
1272      *ELF-64*)
1273	HPUX_IA64_MODE=64
1274	;;
1275    esac
1276  fi
1277  rm -rf conftest*
1278  ;;
1279*-*-irix6*)
1280  # Find out what ABI is being produced by ac_compile, and set linker
1281  # options accordingly.
1282  echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1283  if AC_TRY_EVAL(ac_compile); then
1284    if test yes = "$lt_cv_prog_gnu_ld"; then
1285      case `/usr/bin/file conftest.$ac_objext` in
1286	*32-bit*)
1287	  LD="${LD-ld} -melf32bsmip"
1288	  ;;
1289	*N32*)
1290	  LD="${LD-ld} -melf32bmipn32"
1291	  ;;
1292	*64-bit*)
1293	  LD="${LD-ld} -melf64bmip"
1294	;;
1295      esac
1296    else
1297      case `/usr/bin/file conftest.$ac_objext` in
1298	*32-bit*)
1299	  LD="${LD-ld} -32"
1300	  ;;
1301	*N32*)
1302	  LD="${LD-ld} -n32"
1303	  ;;
1304	*64-bit*)
1305	  LD="${LD-ld} -64"
1306	  ;;
1307      esac
1308    fi
1309  fi
1310  rm -rf conftest*
1311  ;;
1312
1313mips64*-*linux*)
1314  # Find out what ABI is being produced by ac_compile, and set linker
1315  # options accordingly.
1316  echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1317  if AC_TRY_EVAL(ac_compile); then
1318    emul=elf
1319    case `/usr/bin/file conftest.$ac_objext` in
1320      *32-bit*)
1321	emul="${emul}32"
1322	;;
1323      *64-bit*)
1324	emul="${emul}64"
1325	;;
1326    esac
1327    case `/usr/bin/file conftest.$ac_objext` in
1328      *MSB*)
1329	emul="${emul}btsmip"
1330	;;
1331      *LSB*)
1332	emul="${emul}ltsmip"
1333	;;
1334    esac
1335    case `/usr/bin/file conftest.$ac_objext` in
1336      *N32*)
1337	emul="${emul}n32"
1338	;;
1339    esac
1340    LD="${LD-ld} -m $emul"
1341  fi
1342  rm -rf conftest*
1343  ;;
1344
1345x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
1346s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1347  # Find out what ABI is being produced by ac_compile, and set linker
1348  # options accordingly.  Note that the listed cases only cover the
1349  # situations where additional linker options are needed (such as when
1350  # doing 32-bit compilation for a host where ld defaults to 64-bit, or
1351  # vice versa); the common cases where no linker options are needed do
1352  # not appear in the list.
1353  echo 'int i;' > conftest.$ac_ext
1354  if AC_TRY_EVAL(ac_compile); then
1355    case `/usr/bin/file conftest.o` in
1356      *32-bit*)
1357	case $host in
1358	  x86_64-*kfreebsd*-gnu)
1359	    LD="${LD-ld} -m elf_i386_fbsd"
1360	    ;;
1361	  x86_64-*linux*)
1362	    case `/usr/bin/file conftest.o` in
1363	      *x86-64*)
1364		LD="${LD-ld} -m elf32_x86_64"
1365		;;
1366	      *)
1367		LD="${LD-ld} -m elf_i386"
1368		;;
1369	    esac
1370	    ;;
1371	  powerpc64le-*linux*)
1372	    LD="${LD-ld} -m elf32lppclinux"
1373	    ;;
1374	  powerpc64-*linux*)
1375	    LD="${LD-ld} -m elf32ppclinux"
1376	    ;;
1377	  s390x-*linux*)
1378	    LD="${LD-ld} -m elf_s390"
1379	    ;;
1380	  sparc64-*linux*)
1381	    LD="${LD-ld} -m elf32_sparc"
1382	    ;;
1383	esac
1384	;;
1385      *64-bit*)
1386	case $host in
1387	  x86_64-*kfreebsd*-gnu)
1388	    LD="${LD-ld} -m elf_x86_64_fbsd"
1389	    ;;
1390	  x86_64-*linux*)
1391	    LD="${LD-ld} -m elf_x86_64"
1392	    ;;
1393	  powerpcle-*linux*)
1394	    LD="${LD-ld} -m elf64lppc"
1395	    ;;
1396	  powerpc-*linux*)
1397	    LD="${LD-ld} -m elf64ppc"
1398	    ;;
1399	  s390*-*linux*|s390*-*tpf*)
1400	    LD="${LD-ld} -m elf64_s390"
1401	    ;;
1402	  sparc*-*linux*)
1403	    LD="${LD-ld} -m elf64_sparc"
1404	    ;;
1405	esac
1406	;;
1407    esac
1408  fi
1409  rm -rf conftest*
1410  ;;
1411
1412*-*-sco3.2v5*)
1413  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1414  SAVE_CFLAGS=$CFLAGS
1415  CFLAGS="$CFLAGS -belf"
1416  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1417    [AC_LANG_PUSH(C)
1418     AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1419     AC_LANG_POP])
1420  if test yes != "$lt_cv_cc_needs_belf"; then
1421    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1422    CFLAGS=$SAVE_CFLAGS
1423  fi
1424  ;;
1425*-*solaris*)
1426  # Find out what ABI is being produced by ac_compile, and set linker
1427  # options accordingly.
1428  echo 'int i;' > conftest.$ac_ext
1429  if AC_TRY_EVAL(ac_compile); then
1430    case `/usr/bin/file conftest.o` in
1431    *64-bit*)
1432      case $lt_cv_prog_gnu_ld in
1433      yes*)
1434        case $host in
1435        i?86-*-solaris*|x86_64-*-solaris*)
1436          LD="${LD-ld} -m elf_x86_64"
1437          ;;
1438        sparc*-*-solaris*)
1439          LD="${LD-ld} -m elf64_sparc"
1440          ;;
1441        esac
1442        # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
1443        if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
1444          LD=${LD-ld}_sol2
1445        fi
1446        ;;
1447      *)
1448	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1449	  LD="${LD-ld} -64"
1450	fi
1451	;;
1452      esac
1453      ;;
1454    esac
1455  fi
1456  rm -rf conftest*
1457  ;;
1458esac
1459
1460need_locks=$enable_libtool_lock
1461])# _LT_ENABLE_LOCK
1462
1463
1464# _LT_PROG_AR
1465# -----------
1466m4_defun([_LT_PROG_AR],
1467[AC_CHECK_TOOLS(AR, [ar], false)
1468: ${AR=ar}
1469: ${AR_FLAGS=cru}
1470_LT_DECL([], [AR], [1], [The archiver])
1471_LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
1472
1473AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
1474  [lt_cv_ar_at_file=no
1475   AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
1476     [echo conftest.$ac_objext > conftest.lst
1477      lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
1478      AC_TRY_EVAL([lt_ar_try])
1479      if test 0 -eq "$ac_status"; then
1480	# Ensure the archiver fails upon bogus file names.
1481	rm -f conftest.$ac_objext libconftest.a
1482	AC_TRY_EVAL([lt_ar_try])
1483	if test 0 -ne "$ac_status"; then
1484          lt_cv_ar_at_file=@
1485        fi
1486      fi
1487      rm -f conftest.* libconftest.a
1488     ])
1489  ])
1490
1491if test no = "$lt_cv_ar_at_file"; then
1492  archiver_list_spec=
1493else
1494  archiver_list_spec=$lt_cv_ar_at_file
1495fi
1496_LT_DECL([], [archiver_list_spec], [1],
1497  [How to feed a file listing to the archiver])
1498])# _LT_PROG_AR
1499
1500
1501# _LT_CMD_OLD_ARCHIVE
1502# -------------------
1503m4_defun([_LT_CMD_OLD_ARCHIVE],
1504[_LT_PROG_AR
1505
1506AC_CHECK_TOOL(STRIP, strip, :)
1507test -z "$STRIP" && STRIP=:
1508_LT_DECL([], [STRIP], [1], [A symbol stripping program])
1509
1510AC_CHECK_TOOL(RANLIB, ranlib, :)
1511test -z "$RANLIB" && RANLIB=:
1512_LT_DECL([], [RANLIB], [1],
1513    [Commands used to install an old-style archive])
1514
1515# Determine commands to create old-style static archives.
1516old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1517old_postinstall_cmds='chmod 644 $oldlib'
1518old_postuninstall_cmds=
1519
1520if test -n "$RANLIB"; then
1521  case $host_os in
1522  bitrig* | openbsd*)
1523    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
1524    ;;
1525  *)
1526    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
1527    ;;
1528  esac
1529  old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
1530fi
1531
1532case $host_os in
1533  darwin*)
1534    lock_old_archive_extraction=yes ;;
1535  *)
1536    lock_old_archive_extraction=no ;;
1537esac
1538_LT_DECL([], [old_postinstall_cmds], [2])
1539_LT_DECL([], [old_postuninstall_cmds], [2])
1540_LT_TAGDECL([], [old_archive_cmds], [2],
1541    [Commands used to build an old-style archive])
1542_LT_DECL([], [lock_old_archive_extraction], [0],
1543    [Whether to use a lock for old archive extraction])
1544])# _LT_CMD_OLD_ARCHIVE
1545
1546
1547# _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1548#		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1549# ----------------------------------------------------------------
1550# Check whether the given compiler option works
1551AC_DEFUN([_LT_COMPILER_OPTION],
1552[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1553m4_require([_LT_DECL_SED])dnl
1554AC_CACHE_CHECK([$1], [$2],
1555  [$2=no
1556   m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1557   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1558   lt_compiler_flag="$3"  ## exclude from sc_useless_quotes_in_assignment
1559   # Insert the option either (1) after the last *FLAGS variable, or
1560   # (2) before a word containing "conftest.", or (3) at the end.
1561   # Note that $ac_compile itself does not contain backslashes and begins
1562   # with a dollar sign (not a hyphen), so the echo should work correctly.
1563   # The option is referenced via a variable to avoid confusing sed.
1564   lt_compile=`echo "$ac_compile" | $SED \
1565   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1566   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1567   -e 's:$: $lt_compiler_flag:'`
1568   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1569   (eval "$lt_compile" 2>conftest.err)
1570   ac_status=$?
1571   cat conftest.err >&AS_MESSAGE_LOG_FD
1572   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1573   if (exit $ac_status) && test -s "$ac_outfile"; then
1574     # The compiler can only warn and ignore the option if not recognized
1575     # So say no if there are warnings other than the usual output.
1576     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1577     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1578     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1579       $2=yes
1580     fi
1581   fi
1582   $RM conftest*
1583])
1584
1585if test yes = "[$]$2"; then
1586    m4_if([$5], , :, [$5])
1587else
1588    m4_if([$6], , :, [$6])
1589fi
1590])# _LT_COMPILER_OPTION
1591
1592# Old name:
1593AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1594dnl aclocal-1.4 backwards compatibility:
1595dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1596
1597
1598# _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1599#                  [ACTION-SUCCESS], [ACTION-FAILURE])
1600# ----------------------------------------------------
1601# Check whether the given linker option works
1602AC_DEFUN([_LT_LINKER_OPTION],
1603[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1604m4_require([_LT_DECL_SED])dnl
1605AC_CACHE_CHECK([$1], [$2],
1606  [$2=no
1607   save_LDFLAGS=$LDFLAGS
1608   LDFLAGS="$LDFLAGS $3"
1609   echo "$lt_simple_link_test_code" > conftest.$ac_ext
1610   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1611     # The linker can only warn and ignore the option if not recognized
1612     # So say no if there are warnings
1613     if test -s conftest.err; then
1614       # Append any errors to the config.log.
1615       cat conftest.err 1>&AS_MESSAGE_LOG_FD
1616       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1617       $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1618       if diff conftest.exp conftest.er2 >/dev/null; then
1619         $2=yes
1620       fi
1621     else
1622       $2=yes
1623     fi
1624   fi
1625   $RM -r conftest*
1626   LDFLAGS=$save_LDFLAGS
1627])
1628
1629if test yes = "[$]$2"; then
1630    m4_if([$4], , :, [$4])
1631else
1632    m4_if([$5], , :, [$5])
1633fi
1634])# _LT_LINKER_OPTION
1635
1636# Old name:
1637AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1638dnl aclocal-1.4 backwards compatibility:
1639dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1640
1641
1642# LT_CMD_MAX_LEN
1643#---------------
1644AC_DEFUN([LT_CMD_MAX_LEN],
1645[AC_REQUIRE([AC_CANONICAL_HOST])dnl
1646# find the maximum length of command line arguments
1647AC_MSG_CHECKING([the maximum length of command line arguments])
1648AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1649  i=0
1650  teststring=ABCD
1651
1652  case $build_os in
1653  msdosdjgpp*)
1654    # On DJGPP, this test can blow up pretty badly due to problems in libc
1655    # (any single argument exceeding 2000 bytes causes a buffer overrun
1656    # during glob expansion).  Even if it were fixed, the result of this
1657    # check would be larger than it should be.
1658    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1659    ;;
1660
1661  gnu*)
1662    # Under GNU Hurd, this test is not required because there is
1663    # no limit to the length of command line arguments.
1664    # Libtool will interpret -1 as no limit whatsoever
1665    lt_cv_sys_max_cmd_len=-1;
1666    ;;
1667
1668  cygwin* | mingw* | cegcc*)
1669    # On Win9x/ME, this test blows up -- it succeeds, but takes
1670    # about 5 minutes as the teststring grows exponentially.
1671    # Worse, since 9x/ME are not pre-emptively multitasking,
1672    # you end up with a "frozen" computer, even though with patience
1673    # the test eventually succeeds (with a max line length of 256k).
1674    # Instead, let's just punt: use the minimum linelength reported by
1675    # all of the supported platforms: 8192 (on NT/2K/XP).
1676    lt_cv_sys_max_cmd_len=8192;
1677    ;;
1678
1679  mint*)
1680    # On MiNT this can take a long time and run out of memory.
1681    lt_cv_sys_max_cmd_len=8192;
1682    ;;
1683
1684  amigaos*)
1685    # On AmigaOS with pdksh, this test takes hours, literally.
1686    # So we just punt and use a minimum line length of 8192.
1687    lt_cv_sys_max_cmd_len=8192;
1688    ;;
1689
1690  bitrig* | darwin* | dragonfly* | freebsd* | netbsd* | openbsd*)
1691    # This has been around since 386BSD, at least.  Likely further.
1692    if test -x /sbin/sysctl; then
1693      lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1694    elif test -x /usr/sbin/sysctl; then
1695      lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1696    else
1697      lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
1698    fi
1699    # And add a safety zone
1700    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1701    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1702    ;;
1703
1704  interix*)
1705    # We know the value 262144 and hardcode it with a safety zone (like BSD)
1706    lt_cv_sys_max_cmd_len=196608
1707    ;;
1708
1709  os2*)
1710    # The test takes a long time on OS/2.
1711    lt_cv_sys_max_cmd_len=8192
1712    ;;
1713
1714  osf*)
1715    # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1716    # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1717    # nice to cause kernel panics so lets avoid the loop below.
1718    # First set a reasonable default.
1719    lt_cv_sys_max_cmd_len=16384
1720    #
1721    if test -x /sbin/sysconfig; then
1722      case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1723        *1*) lt_cv_sys_max_cmd_len=-1 ;;
1724      esac
1725    fi
1726    ;;
1727  sco3.2v5*)
1728    lt_cv_sys_max_cmd_len=102400
1729    ;;
1730  sysv5* | sco5v6* | sysv4.2uw2*)
1731    kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1732    if test -n "$kargmax"; then
1733      lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[	 ]]//'`
1734    else
1735      lt_cv_sys_max_cmd_len=32768
1736    fi
1737    ;;
1738  *)
1739    lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1740    if test -n "$lt_cv_sys_max_cmd_len" && \
1741       test undefined != "$lt_cv_sys_max_cmd_len"; then
1742      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1743      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1744    else
1745      # Make teststring a little bigger before we do anything with it.
1746      # a 1K string should be a reasonable start.
1747      for i in 1 2 3 4 5 6 7 8; do
1748        teststring=$teststring$teststring
1749      done
1750      SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1751      # If test is not a shell built-in, we'll probably end up computing a
1752      # maximum length that is only half of the actual maximum length, but
1753      # we can't tell.
1754      while { test X`env echo "$teststring$teststring" 2>/dev/null` \
1755	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1756	      test 17 != "$i" # 1/2 MB should be enough
1757      do
1758        i=`expr $i + 1`
1759        teststring=$teststring$teststring
1760      done
1761      # Only check the string length outside the loop.
1762      lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1763      teststring=
1764      # Add a significant safety factor because C++ compilers can tack on
1765      # massive amounts of additional arguments before passing them to the
1766      # linker.  It appears as though 1/2 is a usable value.
1767      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1768    fi
1769    ;;
1770  esac
1771])
1772if test -n "$lt_cv_sys_max_cmd_len"; then
1773  AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1774else
1775  AC_MSG_RESULT(none)
1776fi
1777max_cmd_len=$lt_cv_sys_max_cmd_len
1778_LT_DECL([], [max_cmd_len], [0],
1779    [What is the maximum length of a command?])
1780])# LT_CMD_MAX_LEN
1781
1782# Old name:
1783AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1784dnl aclocal-1.4 backwards compatibility:
1785dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1786
1787
1788# _LT_HEADER_DLFCN
1789# ----------------
1790m4_defun([_LT_HEADER_DLFCN],
1791[AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1792])# _LT_HEADER_DLFCN
1793
1794
1795# _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1796#                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1797# ----------------------------------------------------------------
1798m4_defun([_LT_TRY_DLOPEN_SELF],
1799[m4_require([_LT_HEADER_DLFCN])dnl
1800if test yes = "$cross_compiling"; then :
1801  [$4]
1802else
1803  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1804  lt_status=$lt_dlunknown
1805  cat > conftest.$ac_ext <<_LT_EOF
1806[#line $LINENO "configure"
1807#include "confdefs.h"
1808
1809#if HAVE_DLFCN_H
1810#include <dlfcn.h>
1811#endif
1812
1813#include <stdio.h>
1814
1815#ifdef RTLD_GLOBAL
1816#  define LT_DLGLOBAL		RTLD_GLOBAL
1817#else
1818#  ifdef DL_GLOBAL
1819#    define LT_DLGLOBAL		DL_GLOBAL
1820#  else
1821#    define LT_DLGLOBAL		0
1822#  endif
1823#endif
1824
1825/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1826   find out it does not work in some platform. */
1827#ifndef LT_DLLAZY_OR_NOW
1828#  ifdef RTLD_LAZY
1829#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
1830#  else
1831#    ifdef DL_LAZY
1832#      define LT_DLLAZY_OR_NOW		DL_LAZY
1833#    else
1834#      ifdef RTLD_NOW
1835#        define LT_DLLAZY_OR_NOW	RTLD_NOW
1836#      else
1837#        ifdef DL_NOW
1838#          define LT_DLLAZY_OR_NOW	DL_NOW
1839#        else
1840#          define LT_DLLAZY_OR_NOW	0
1841#        endif
1842#      endif
1843#    endif
1844#  endif
1845#endif
1846
1847/* When -fvisbility=hidden is used, assume the code has been annotated
1848   correspondingly for the symbols needed.  */
1849#if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1850int fnord () __attribute__((visibility("default")));
1851#endif
1852
1853int fnord () { return 42; }
1854int main ()
1855{
1856  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1857  int status = $lt_dlunknown;
1858
1859  if (self)
1860    {
1861      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1862      else
1863        {
1864	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1865          else puts (dlerror ());
1866	}
1867      /* dlclose (self); */
1868    }
1869  else
1870    puts (dlerror ());
1871
1872  return status;
1873}]
1874_LT_EOF
1875  if AC_TRY_EVAL(ac_link) && test -s "conftest$ac_exeext" 2>/dev/null; then
1876    (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1877    lt_status=$?
1878    case x$lt_status in
1879      x$lt_dlno_uscore) $1 ;;
1880      x$lt_dlneed_uscore) $2 ;;
1881      x$lt_dlunknown|x*) $3 ;;
1882    esac
1883  else :
1884    # compilation failed
1885    $3
1886  fi
1887fi
1888rm -fr conftest*
1889])# _LT_TRY_DLOPEN_SELF
1890
1891
1892# LT_SYS_DLOPEN_SELF
1893# ------------------
1894AC_DEFUN([LT_SYS_DLOPEN_SELF],
1895[m4_require([_LT_HEADER_DLFCN])dnl
1896if test yes != "$enable_dlopen"; then
1897  enable_dlopen=unknown
1898  enable_dlopen_self=unknown
1899  enable_dlopen_self_static=unknown
1900else
1901  lt_cv_dlopen=no
1902  lt_cv_dlopen_libs=
1903
1904  case $host_os in
1905  beos*)
1906    lt_cv_dlopen=load_add_on
1907    lt_cv_dlopen_libs=
1908    lt_cv_dlopen_self=yes
1909    ;;
1910
1911  mingw* | pw32* | cegcc*)
1912    lt_cv_dlopen=LoadLibrary
1913    lt_cv_dlopen_libs=
1914    ;;
1915
1916  cygwin*)
1917    lt_cv_dlopen=dlopen
1918    lt_cv_dlopen_libs=
1919    ;;
1920
1921  darwin*)
1922    # if libdl is installed we need to link against it
1923    AC_CHECK_LIB([dl], [dlopen],
1924		[lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],[
1925    lt_cv_dlopen=dyld
1926    lt_cv_dlopen_libs=
1927    lt_cv_dlopen_self=yes
1928    ])
1929    ;;
1930
1931  tpf*)
1932    # Don't try to run any link tests for TPF.  We know it's impossible
1933    # because TPF is a cross-compiler, and we know how we open DSOs.
1934    lt_cv_dlopen=dlopen
1935    lt_cv_dlopen_libs=
1936    lt_cv_dlopen_self=no
1937    ;;
1938
1939  *)
1940    AC_CHECK_FUNC([shl_load],
1941	  [lt_cv_dlopen=shl_load],
1942      [AC_CHECK_LIB([dld], [shl_load],
1943	    [lt_cv_dlopen=shl_load lt_cv_dlopen_libs=-ldld],
1944	[AC_CHECK_FUNC([dlopen],
1945	      [lt_cv_dlopen=dlopen],
1946	  [AC_CHECK_LIB([dl], [dlopen],
1947		[lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],
1948	    [AC_CHECK_LIB([svld], [dlopen],
1949		  [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-lsvld],
1950	      [AC_CHECK_LIB([dld], [dld_link],
1951		    [lt_cv_dlopen=dld_link lt_cv_dlopen_libs=-ldld])
1952	      ])
1953	    ])
1954	  ])
1955	])
1956      ])
1957    ;;
1958  esac
1959
1960  if test no = "$lt_cv_dlopen"; then
1961    enable_dlopen=no
1962  else
1963    enable_dlopen=yes
1964  fi
1965
1966  case $lt_cv_dlopen in
1967  dlopen)
1968    save_CPPFLAGS=$CPPFLAGS
1969    test yes = "$ac_cv_header_dlfcn_h" && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1970
1971    save_LDFLAGS=$LDFLAGS
1972    wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1973
1974    save_LIBS=$LIBS
1975    LIBS="$lt_cv_dlopen_libs $LIBS"
1976
1977    AC_CACHE_CHECK([whether a program can dlopen itself],
1978	  lt_cv_dlopen_self, [dnl
1979	  _LT_TRY_DLOPEN_SELF(
1980	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1981	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1982    ])
1983
1984    if test yes = "$lt_cv_dlopen_self"; then
1985      wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1986      AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1987	  lt_cv_dlopen_self_static, [dnl
1988	  _LT_TRY_DLOPEN_SELF(
1989	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1990	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
1991      ])
1992    fi
1993
1994    CPPFLAGS=$save_CPPFLAGS
1995    LDFLAGS=$save_LDFLAGS
1996    LIBS=$save_LIBS
1997    ;;
1998  esac
1999
2000  case $lt_cv_dlopen_self in
2001  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2002  *) enable_dlopen_self=unknown ;;
2003  esac
2004
2005  case $lt_cv_dlopen_self_static in
2006  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2007  *) enable_dlopen_self_static=unknown ;;
2008  esac
2009fi
2010_LT_DECL([dlopen_support], [enable_dlopen], [0],
2011	 [Whether dlopen is supported])
2012_LT_DECL([dlopen_self], [enable_dlopen_self], [0],
2013	 [Whether dlopen of programs is supported])
2014_LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
2015	 [Whether dlopen of statically linked programs is supported])
2016])# LT_SYS_DLOPEN_SELF
2017
2018# Old name:
2019AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
2020dnl aclocal-1.4 backwards compatibility:
2021dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
2022
2023
2024# _LT_COMPILER_C_O([TAGNAME])
2025# ---------------------------
2026# Check to see if options -c and -o are simultaneously supported by compiler.
2027# This macro does not hard code the compiler like AC_PROG_CC_C_O.
2028m4_defun([_LT_COMPILER_C_O],
2029[m4_require([_LT_DECL_SED])dnl
2030m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2031m4_require([_LT_TAG_COMPILER])dnl
2032AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
2033  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
2034  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
2035   $RM -r conftest 2>/dev/null
2036   mkdir conftest
2037   cd conftest
2038   mkdir out
2039   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
2040
2041   lt_compiler_flag="-o out/conftest2.$ac_objext"
2042   # Insert the option either (1) after the last *FLAGS variable, or
2043   # (2) before a word containing "conftest.", or (3) at the end.
2044   # Note that $ac_compile itself does not contain backslashes and begins
2045   # with a dollar sign (not a hyphen), so the echo should work correctly.
2046   lt_compile=`echo "$ac_compile" | $SED \
2047   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
2048   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
2049   -e 's:$: $lt_compiler_flag:'`
2050   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
2051   (eval "$lt_compile" 2>out/conftest.err)
2052   ac_status=$?
2053   cat out/conftest.err >&AS_MESSAGE_LOG_FD
2054   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
2055   if (exit $ac_status) && test -s out/conftest2.$ac_objext
2056   then
2057     # The compiler can only warn and ignore the option if not recognized
2058     # So say no if there are warnings
2059     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
2060     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
2061     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
2062       _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
2063     fi
2064   fi
2065   chmod u+w . 2>&AS_MESSAGE_LOG_FD
2066   $RM conftest*
2067   # SGI C++ compiler will create directory out/ii_files/ for
2068   # template instantiation
2069   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
2070   $RM out/* && rmdir out
2071   cd ..
2072   $RM -r conftest
2073   $RM conftest*
2074])
2075_LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
2076	[Does compiler simultaneously support -c and -o options?])
2077])# _LT_COMPILER_C_O
2078
2079
2080# _LT_COMPILER_FILE_LOCKS([TAGNAME])
2081# ----------------------------------
2082# Check to see if we can do hard links to lock some files if needed
2083m4_defun([_LT_COMPILER_FILE_LOCKS],
2084[m4_require([_LT_ENABLE_LOCK])dnl
2085m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2086_LT_COMPILER_C_O([$1])
2087
2088hard_links=nottested
2089if test no = "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" && test no != "$need_locks"; then
2090  # do not overwrite the value of need_locks provided by the user
2091  AC_MSG_CHECKING([if we can lock with hard links])
2092  hard_links=yes
2093  $RM conftest*
2094  ln conftest.a conftest.b 2>/dev/null && hard_links=no
2095  touch conftest.a
2096  ln conftest.a conftest.b 2>&5 || hard_links=no
2097  ln conftest.a conftest.b 2>/dev/null && hard_links=no
2098  AC_MSG_RESULT([$hard_links])
2099  if test no = "$hard_links"; then
2100    AC_MSG_WARN(['$CC' does not support '-c -o', so 'make -j' may be unsafe])
2101    need_locks=warn
2102  fi
2103else
2104  need_locks=no
2105fi
2106_LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
2107])# _LT_COMPILER_FILE_LOCKS
2108
2109
2110# _LT_CHECK_OBJDIR
2111# ----------------
2112m4_defun([_LT_CHECK_OBJDIR],
2113[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
2114[rm -f .libs 2>/dev/null
2115mkdir .libs 2>/dev/null
2116if test -d .libs; then
2117  lt_cv_objdir=.libs
2118else
2119  # MS-DOS does not allow filenames that begin with a dot.
2120  lt_cv_objdir=_libs
2121fi
2122rmdir .libs 2>/dev/null])
2123objdir=$lt_cv_objdir
2124_LT_DECL([], [objdir], [0],
2125         [The name of the directory that contains temporary libtool files])dnl
2126m4_pattern_allow([LT_OBJDIR])dnl
2127AC_DEFINE_UNQUOTED([LT_OBJDIR], "$lt_cv_objdir/",
2128  [Define to the sub-directory where libtool stores uninstalled libraries.])
2129])# _LT_CHECK_OBJDIR
2130
2131
2132# _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
2133# --------------------------------------
2134# Check hardcoding attributes.
2135m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
2136[AC_MSG_CHECKING([how to hardcode library paths into programs])
2137_LT_TAGVAR(hardcode_action, $1)=
2138if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
2139   test -n "$_LT_TAGVAR(runpath_var, $1)" ||
2140   test yes = "$_LT_TAGVAR(hardcode_automatic, $1)"; then
2141
2142  # We can hardcode non-existent directories.
2143  if test no != "$_LT_TAGVAR(hardcode_direct, $1)" &&
2144     # If the only mechanism to avoid hardcoding is shlibpath_var, we
2145     # have to relink, otherwise we might link with an installed library
2146     # when we should be linking with a yet-to-be-installed one
2147     ## test no != "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" &&
2148     test no != "$_LT_TAGVAR(hardcode_minus_L, $1)"; then
2149    # Linking always hardcodes the temporary library directory.
2150    _LT_TAGVAR(hardcode_action, $1)=relink
2151  else
2152    # We can link without hardcoding, and we can hardcode nonexisting dirs.
2153    _LT_TAGVAR(hardcode_action, $1)=immediate
2154  fi
2155else
2156  # We cannot hardcode anything, or else we can only hardcode existing
2157  # directories.
2158  _LT_TAGVAR(hardcode_action, $1)=unsupported
2159fi
2160AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2161
2162if test relink = "$_LT_TAGVAR(hardcode_action, $1)" ||
2163   test yes = "$_LT_TAGVAR(inherit_rpath, $1)"; then
2164  # Fast installation is not supported
2165  enable_fast_install=no
2166elif test yes = "$shlibpath_overrides_runpath" ||
2167     test no = "$enable_shared"; then
2168  # Fast installation is not necessary
2169  enable_fast_install=needless
2170fi
2171_LT_TAGDECL([], [hardcode_action], [0],
2172    [How to hardcode a shared library path into an executable])
2173])# _LT_LINKER_HARDCODE_LIBPATH
2174
2175
2176# _LT_CMD_STRIPLIB
2177# ----------------
2178m4_defun([_LT_CMD_STRIPLIB],
2179[m4_require([_LT_DECL_EGREP])
2180striplib=
2181old_striplib=
2182AC_MSG_CHECKING([whether stripping libraries is possible])
2183if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2184  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2185  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2186  AC_MSG_RESULT([yes])
2187else
2188# FIXME - insert some real tests, host_os isn't really good enough
2189  case $host_os in
2190  darwin*)
2191    if test -n "$STRIP"; then
2192      striplib="$STRIP -x"
2193      old_striplib="$STRIP -S"
2194      AC_MSG_RESULT([yes])
2195    else
2196      AC_MSG_RESULT([no])
2197    fi
2198    ;;
2199  *)
2200    AC_MSG_RESULT([no])
2201    ;;
2202  esac
2203fi
2204_LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2205_LT_DECL([], [striplib], [1])
2206])# _LT_CMD_STRIPLIB
2207
2208
2209# _LT_SYS_DYNAMIC_LINKER([TAG])
2210# -----------------------------
2211# PORTME Fill in your ld.so characteristics
2212m4_defun([_LT_SYS_DYNAMIC_LINKER],
2213[AC_REQUIRE([AC_CANONICAL_HOST])dnl
2214m4_require([_LT_DECL_EGREP])dnl
2215m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2216m4_require([_LT_DECL_OBJDUMP])dnl
2217m4_require([_LT_DECL_SED])dnl
2218m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2219AC_MSG_CHECKING([dynamic linker characteristics])
2220m4_if([$1],
2221	[], [
2222if test yes = "$GCC"; then
2223  case $host_os in
2224    darwin*) lt_awk_arg='/^libraries:/,/LR/' ;;
2225    *) lt_awk_arg='/^libraries:/' ;;
2226  esac
2227  case $host_os in
2228    mingw* | cegcc*) lt_sed_strip_eq='s|=\([[A-Za-z]]:\)|\1|g' ;;
2229    *) lt_sed_strip_eq='s|=/|/|g' ;;
2230  esac
2231  lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2232  case $lt_search_path_spec in
2233  *\;*)
2234    # if the path contains ";" then we assume it to be the separator
2235    # otherwise default to the standard path separator (i.e. ":") - it is
2236    # assumed that no part of a normal pathname contains ";" but that should
2237    # okay in the real world where ";" in dirpaths is itself problematic.
2238    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2239    ;;
2240  *)
2241    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2242    ;;
2243  esac
2244  # Ok, now we have the path, separated by spaces, we can step through it
2245  # and add multilib dir if necessary...
2246  lt_tmp_lt_search_path_spec=
2247  lt_multi_os_dir=/`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2248  # ...but if some path component already ends with the multilib dir we assume
2249  # that all is fine and trust -print-search-dirs as is (GCC 4.2? or newer).
2250  case "$lt_multi_os_dir; $lt_search_path_spec " in
2251  "/; "* | "/.; "* | "/./; "* | *"$lt_multi_os_dir "* | *"$lt_multi_os_dir/ "*)
2252    lt_multi_os_dir=
2253    ;;
2254  esac
2255  for lt_sys_path in $lt_search_path_spec; do
2256    if test -d "$lt_sys_path$lt_multi_os_dir"; then
2257      lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path$lt_multi_os_dir"
2258    elif test -n "$lt_multi_os_dir"; then
2259      test -d "$lt_sys_path" && \
2260	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2261    fi
2262  done
2263  lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2264BEGIN {RS = " "; FS = "/|\n";} {
2265  lt_foo = "";
2266  lt_count = 0;
2267  for (lt_i = NF; lt_i > 0; lt_i--) {
2268    if ($lt_i != "" && $lt_i != ".") {
2269      if ($lt_i == "..") {
2270        lt_count++;
2271      } else {
2272        if (lt_count == 0) {
2273          lt_foo = "/" $lt_i lt_foo;
2274        } else {
2275          lt_count--;
2276        }
2277      }
2278    }
2279  }
2280  if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2281  if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2282}'`
2283  # AWK program above erroneously prepends '/' to C:/dos/paths
2284  # for these hosts.
2285  case $host_os in
2286    mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2287      $SED 's|/\([[A-Za-z]]:\)|\1|g'` ;;
2288  esac
2289  sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2290else
2291  sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2292fi])
2293library_names_spec=
2294libname_spec='lib$name'
2295soname_spec=
2296shrext_cmds=.so
2297postinstall_cmds=
2298postuninstall_cmds=
2299finish_cmds=
2300finish_eval=
2301shlibpath_var=
2302shlibpath_overrides_runpath=unknown
2303version_type=none
2304dynamic_linker="$host_os ld.so"
2305sys_lib_dlsearch_path_spec="/lib /usr/lib"
2306need_lib_prefix=unknown
2307hardcode_into_libs=no
2308
2309# when you set need_version to no, make sure it does not cause -set_version
2310# flags to be left without arguments
2311need_version=unknown
2312
2313case $host_os in
2314aix3*)
2315  version_type=linux # correct to gnu/linux during the next big refactor
2316  library_names_spec='$libname$release$shared_ext$versuffix $libname.a'
2317  shlibpath_var=LIBPATH
2318
2319  # AIX 3 has no versioning support, so we append a major version to the name.
2320  soname_spec='$libname$release$shared_ext$major'
2321  ;;
2322
2323aix[[4-9]]*)
2324  version_type=linux # correct to gnu/linux during the next big refactor
2325  need_lib_prefix=no
2326  need_version=no
2327  hardcode_into_libs=yes
2328  if test ia64 = "$host_cpu"; then
2329    # AIX 5 supports IA64
2330    library_names_spec='$libname$release$shared_ext$major $libname$release$shared_ext$versuffix $libname$shared_ext'
2331    shlibpath_var=LD_LIBRARY_PATH
2332  else
2333    # With GCC up to 2.95.x, collect2 would create an import file
2334    # for dependence libraries.  The import file would start with
2335    # the line '#! .'.  This would cause the generated library to
2336    # depend on '.', always an invalid library.  This was fixed in
2337    # development snapshots of GCC prior to 3.0.
2338    case $host_os in
2339      aix4 | aix4.[[01]] | aix4.[[01]].*)
2340      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2341	   echo ' yes '
2342	   echo '#endif'; } | $CC -E - | $GREP yes > /dev/null; then
2343	:
2344      else
2345	can_build_shared=no
2346      fi
2347      ;;
2348    esac
2349    # AIX (on Power*) has no versioning support, so currently we cannot hardcode correct
2350    # soname into executable. Probably we can add versioning support to
2351    # collect2, so additional links can be useful in future.
2352    if test yes = "$aix_use_runtimelinking"; then
2353      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2354      # instead of lib<name>.a to let people know that these are not
2355      # typical AIX shared libraries.
2356      library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2357    else
2358      # We preserve .a as extension for shared libraries through AIX4.2
2359      # and later when we are not doing run time linking.
2360      library_names_spec='$libname$release.a $libname.a'
2361      soname_spec='$libname$release$shared_ext$major'
2362    fi
2363    shlibpath_var=LIBPATH
2364  fi
2365  ;;
2366
2367amigaos*)
2368  case $host_cpu in
2369  powerpc)
2370    # Since July 2007 AmigaOS4 officially supports .so libraries.
2371    # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2372    library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2373    ;;
2374  m68k)
2375    library_names_spec='$libname.ixlibrary $libname.a'
2376    # Create ${libname}_ixlibrary.a entries in /sys/libs.
2377    finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2378    ;;
2379  esac
2380  ;;
2381
2382beos*)
2383  library_names_spec='$libname$shared_ext'
2384  dynamic_linker="$host_os ld.so"
2385  shlibpath_var=LIBRARY_PATH
2386  ;;
2387
2388bsdi[[45]]*)
2389  version_type=linux # correct to gnu/linux during the next big refactor
2390  need_version=no
2391  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2392  soname_spec='$libname$release$shared_ext$major'
2393  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2394  shlibpath_var=LD_LIBRARY_PATH
2395  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2396  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2397  # the default ld.so.conf also contains /usr/contrib/lib and
2398  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2399  # libtool to hard-code these into programs
2400  ;;
2401
2402cygwin* | mingw* | pw32* | cegcc*)
2403  version_type=windows
2404  shrext_cmds=.dll
2405  need_version=no
2406  need_lib_prefix=no
2407
2408  case $GCC,$cc_basename in
2409  yes,*)
2410    # gcc
2411    library_names_spec='$libname.dll.a'
2412    # DLL is installed to $(libdir)/../bin by postinstall_cmds
2413    postinstall_cmds='base_file=`basename \$file`~
2414      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2415      dldir=$destdir/`dirname \$dlpath`~
2416      test -d \$dldir || mkdir -p \$dldir~
2417      $install_prog $dir/$dlname \$dldir/$dlname~
2418      chmod a+x \$dldir/$dlname~
2419      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2420        eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2421      fi'
2422    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2423      dlpath=$dir/\$dldll~
2424       $RM \$dlpath'
2425    shlibpath_overrides_runpath=yes
2426
2427    case $host_os in
2428    cygwin*)
2429      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2430      soname_spec='`echo $libname | sed -e 's/^lib/cyg/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2431m4_if([$1], [],[
2432      sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2433      ;;
2434    mingw* | cegcc*)
2435      # MinGW DLLs use traditional 'lib' prefix
2436      soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2437      ;;
2438    pw32*)
2439      # pw32 DLLs use 'pw' prefix rather than 'lib'
2440      library_names_spec='`echo $libname | sed -e 's/^lib/pw/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2441      ;;
2442    esac
2443    dynamic_linker='Win32 ld.exe'
2444    ;;
2445
2446  *,cl*)
2447    # Native MSVC
2448    libname_spec='$name'
2449    soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2450    library_names_spec='$libname.dll.lib'
2451
2452    case $build_os in
2453    mingw*)
2454      sys_lib_search_path_spec=
2455      lt_save_ifs=$IFS
2456      IFS=';'
2457      for lt_path in $LIB
2458      do
2459        IFS=$lt_save_ifs
2460        # Let DOS variable expansion print the short 8.3 style file name.
2461        lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
2462        sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
2463      done
2464      IFS=$lt_save_ifs
2465      # Convert to MSYS style.
2466      sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
2467      ;;
2468    cygwin*)
2469      # Convert to unix form, then to dos form, then back to unix form
2470      # but this time dos style (no spaces!) so that the unix form looks
2471      # like /cygdrive/c/PROGRA~1:/cygdr...
2472      sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
2473      sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
2474      sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2475      ;;
2476    *)
2477      sys_lib_search_path_spec=$LIB
2478      if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2479        # It is most probably a Windows format PATH.
2480        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
2481      else
2482        sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2483      fi
2484      # FIXME: find the short name or the path components, as spaces are
2485      # common. (e.g. "Program Files" -> "PROGRA~1")
2486      ;;
2487    esac
2488
2489    # DLL is installed to $(libdir)/../bin by postinstall_cmds
2490    postinstall_cmds='base_file=`basename \$file`~
2491      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2492      dldir=$destdir/`dirname \$dlpath`~
2493      test -d \$dldir || mkdir -p \$dldir~
2494      $install_prog $dir/$dlname \$dldir/$dlname'
2495    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2496      dlpath=$dir/\$dldll~
2497       $RM \$dlpath'
2498    shlibpath_overrides_runpath=yes
2499    dynamic_linker='Win32 link.exe'
2500    ;;
2501
2502  *)
2503    # Assume MSVC wrapper
2504    library_names_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext $libname.lib'
2505    dynamic_linker='Win32 ld.exe'
2506    ;;
2507  esac
2508  # FIXME: first we should search . and the directory the executable is in
2509  shlibpath_var=PATH
2510  ;;
2511
2512darwin* | rhapsody*)
2513  dynamic_linker="$host_os dyld"
2514  version_type=darwin
2515  need_lib_prefix=no
2516  need_version=no
2517  library_names_spec='$libname$release$major$shared_ext $libname$shared_ext'
2518  soname_spec='$libname$release$major$shared_ext'
2519  shlibpath_overrides_runpath=yes
2520  shlibpath_var=DYLD_LIBRARY_PATH
2521  shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2522m4_if([$1], [],[
2523  sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2524  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2525  ;;
2526
2527dgux*)
2528  version_type=linux # correct to gnu/linux during the next big refactor
2529  need_lib_prefix=no
2530  need_version=no
2531  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2532  soname_spec='$libname$release$shared_ext$major'
2533  shlibpath_var=LD_LIBRARY_PATH
2534  ;;
2535
2536freebsd* | dragonfly*)
2537  # DragonFly does not have aout.  When/if they implement a new
2538  # versioning mechanism, adjust this.
2539  if test -x /usr/bin/objformat; then
2540    objformat=`/usr/bin/objformat`
2541  else
2542    case $host_os in
2543    freebsd[[23]].*) objformat=aout ;;
2544    *) objformat=elf ;;
2545    esac
2546  fi
2547  version_type=freebsd-$objformat
2548  case $version_type in
2549    freebsd-elf*)
2550      library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2551      soname_spec='$libname$release$shared_ext$major'
2552      need_version=no
2553      need_lib_prefix=no
2554      ;;
2555    freebsd-*)
2556      library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2557      need_version=yes
2558      ;;
2559  esac
2560  shlibpath_var=LD_LIBRARY_PATH
2561  case $host_os in
2562  freebsd2.*)
2563    shlibpath_overrides_runpath=yes
2564    ;;
2565  freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2566    shlibpath_overrides_runpath=yes
2567    hardcode_into_libs=yes
2568    ;;
2569  freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2570  freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2571    shlibpath_overrides_runpath=no
2572    hardcode_into_libs=yes
2573    ;;
2574  *) # from 4.6 on, and DragonFly
2575    shlibpath_overrides_runpath=yes
2576    hardcode_into_libs=yes
2577    ;;
2578  esac
2579  ;;
2580
2581haiku*)
2582  version_type=linux # correct to gnu/linux during the next big refactor
2583  need_lib_prefix=no
2584  need_version=no
2585  dynamic_linker="$host_os runtime_loader"
2586  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2587  soname_spec='$libname$release$shared_ext$major'
2588  shlibpath_var=LIBRARY_PATH
2589  shlibpath_overrides_runpath=no
2590  sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2591  hardcode_into_libs=yes
2592  ;;
2593
2594hpux9* | hpux10* | hpux11*)
2595  # Give a soname corresponding to the major version so that dld.sl refuses to
2596  # link against other versions.
2597  version_type=sunos
2598  need_lib_prefix=no
2599  need_version=no
2600  case $host_cpu in
2601  ia64*)
2602    shrext_cmds='.so'
2603    hardcode_into_libs=yes
2604    dynamic_linker="$host_os dld.so"
2605    shlibpath_var=LD_LIBRARY_PATH
2606    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2607    library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2608    soname_spec='$libname$release$shared_ext$major'
2609    if test 32 = "$HPUX_IA64_MODE"; then
2610      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2611    else
2612      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2613    fi
2614    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2615    ;;
2616  hppa*64*)
2617    shrext_cmds='.sl'
2618    hardcode_into_libs=yes
2619    dynamic_linker="$host_os dld.sl"
2620    shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2621    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2622    library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2623    soname_spec='$libname$release$shared_ext$major'
2624    sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2625    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2626    ;;
2627  *)
2628    shrext_cmds='.sl'
2629    dynamic_linker="$host_os dld.sl"
2630    shlibpath_var=SHLIB_PATH
2631    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2632    library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2633    soname_spec='$libname$release$shared_ext$major'
2634    ;;
2635  esac
2636  # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2637  postinstall_cmds='chmod 555 $lib'
2638  # or fails outright, so override atomically:
2639  install_override_mode=555
2640  ;;
2641
2642interix[[3-9]]*)
2643  version_type=linux # correct to gnu/linux during the next big refactor
2644  need_lib_prefix=no
2645  need_version=no
2646  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2647  soname_spec='$libname$release$shared_ext$major'
2648  dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2649  shlibpath_var=LD_LIBRARY_PATH
2650  shlibpath_overrides_runpath=no
2651  hardcode_into_libs=yes
2652  ;;
2653
2654irix5* | irix6* | nonstopux*)
2655  case $host_os in
2656    nonstopux*) version_type=nonstopux ;;
2657    *)
2658	if test yes = "$lt_cv_prog_gnu_ld"; then
2659		version_type=linux # correct to gnu/linux during the next big refactor
2660	else
2661		version_type=irix
2662	fi ;;
2663  esac
2664  need_lib_prefix=no
2665  need_version=no
2666  soname_spec='$libname$release$shared_ext$major'
2667  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$release$shared_ext $libname$shared_ext'
2668  case $host_os in
2669  irix5* | nonstopux*)
2670    libsuff= shlibsuff=
2671    ;;
2672  *)
2673    case $LD in # libtool.m4 will add one of these switches to LD
2674    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2675      libsuff= shlibsuff= libmagic=32-bit;;
2676    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2677      libsuff=32 shlibsuff=N32 libmagic=N32;;
2678    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2679      libsuff=64 shlibsuff=64 libmagic=64-bit;;
2680    *) libsuff= shlibsuff= libmagic=never-match;;
2681    esac
2682    ;;
2683  esac
2684  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2685  shlibpath_overrides_runpath=no
2686  sys_lib_search_path_spec="/usr/lib$libsuff /lib$libsuff /usr/local/lib$libsuff"
2687  sys_lib_dlsearch_path_spec="/usr/lib$libsuff /lib$libsuff"
2688  hardcode_into_libs=yes
2689  ;;
2690
2691# No shared lib support for Linux oldld, aout, or coff.
2692linux*oldld* | linux*aout* | linux*coff*)
2693  dynamic_linker=no
2694  ;;
2695
2696linux*android*)
2697  version_type=none # Android doesn't support versioned libraries.
2698  need_lib_prefix=no
2699  need_version=no
2700  library_names_spec='$libname$release$shared_ext'
2701  soname_spec='$libname$release$shared_ext'
2702  finish_cmds=
2703  shlibpath_var=LD_LIBRARY_PATH
2704  shlibpath_overrides_runpath=yes
2705
2706  # This implies no fast_install, which is unacceptable.
2707  # Some rework will be needed to allow for fast_install
2708  # before this can be enabled.
2709  hardcode_into_libs=yes
2710
2711  dynamic_linker='Android linker'
2712  # Don't embed -rpath directories since the linker doesn't support them.
2713  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2714  ;;
2715
2716# This must be glibc/ELF.
2717linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
2718  version_type=linux # correct to gnu/linux during the next big refactor
2719  need_lib_prefix=no
2720  need_version=no
2721  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2722  soname_spec='$libname$release$shared_ext$major'
2723  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2724  shlibpath_var=LD_LIBRARY_PATH
2725  shlibpath_overrides_runpath=no
2726
2727  # Some binutils ld are patched to set DT_RUNPATH
2728  AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2729    [lt_cv_shlibpath_overrides_runpath=no
2730    save_LDFLAGS=$LDFLAGS
2731    save_libdir=$libdir
2732    eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2733	 LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2734    AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2735      [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2736	 [lt_cv_shlibpath_overrides_runpath=yes])])
2737    LDFLAGS=$save_LDFLAGS
2738    libdir=$save_libdir
2739    ])
2740  shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2741
2742  # This implies no fast_install, which is unacceptable.
2743  # Some rework will be needed to allow for fast_install
2744  # before this can be enabled.
2745  hardcode_into_libs=yes
2746
2747  # Append ld.so.conf contents to the search path
2748  if test -f /etc/ld.so.conf; then
2749    lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[	 ]*hwcap[	 ]/d;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2750    sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2751  fi
2752
2753  # We used to test for /lib/ld.so.1 and disable shared libraries on
2754  # powerpc, because MkLinux only supported shared libraries with the
2755  # GNU dynamic linker.  Since this was broken with cross compilers,
2756  # most powerpc-linux boxes support dynamic linking these days and
2757  # people can always --disable-shared, the test was removed, and we
2758  # assume the GNU/Linux dynamic linker is in use.
2759  dynamic_linker='GNU/Linux ld.so'
2760  ;;
2761
2762netbsd*)
2763  version_type=sunos
2764  need_lib_prefix=no
2765  need_version=no
2766  if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2767    library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2768    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2769    dynamic_linker='NetBSD (a.out) ld.so'
2770  else
2771    library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2772    soname_spec='$libname$release$shared_ext$major'
2773    dynamic_linker='NetBSD ld.elf_so'
2774  fi
2775  shlibpath_var=LD_LIBRARY_PATH
2776  shlibpath_overrides_runpath=yes
2777  hardcode_into_libs=yes
2778  ;;
2779
2780newsos6)
2781  version_type=linux # correct to gnu/linux during the next big refactor
2782  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2783  shlibpath_var=LD_LIBRARY_PATH
2784  shlibpath_overrides_runpath=yes
2785  ;;
2786
2787*nto* | *qnx*)
2788  version_type=qnx
2789  need_lib_prefix=no
2790  need_version=no
2791  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2792  soname_spec='$libname$release$shared_ext$major'
2793  shlibpath_var=LD_LIBRARY_PATH
2794  shlibpath_overrides_runpath=no
2795  hardcode_into_libs=yes
2796  dynamic_linker='ldqnx.so'
2797  ;;
2798
2799openbsd* | bitrig*)
2800  version_type=sunos
2801  sys_lib_dlsearch_path_spec=/usr/lib
2802  need_lib_prefix=no
2803  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
2804    need_version=no
2805  else
2806    need_version=yes
2807  fi
2808  library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2809  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2810  shlibpath_var=LD_LIBRARY_PATH
2811  shlibpath_overrides_runpath=yes
2812  ;;
2813
2814os2*)
2815  libname_spec='$name'
2816  shrext_cmds=.dll
2817  need_lib_prefix=no
2818  library_names_spec='$libname$shared_ext $libname.a'
2819  dynamic_linker='OS/2 ld.exe'
2820  shlibpath_var=LIBPATH
2821  ;;
2822
2823osf3* | osf4* | osf5*)
2824  version_type=osf
2825  need_lib_prefix=no
2826  need_version=no
2827  soname_spec='$libname$release$shared_ext$major'
2828  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2829  shlibpath_var=LD_LIBRARY_PATH
2830  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2831  sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2832  ;;
2833
2834rdos*)
2835  dynamic_linker=no
2836  ;;
2837
2838solaris*)
2839  version_type=linux # correct to gnu/linux during the next big refactor
2840  need_lib_prefix=no
2841  need_version=no
2842  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2843  soname_spec='$libname$release$shared_ext$major'
2844  shlibpath_var=LD_LIBRARY_PATH
2845  shlibpath_overrides_runpath=yes
2846  hardcode_into_libs=yes
2847  # ldd complains unless libraries are executable
2848  postinstall_cmds='chmod +x $lib'
2849  ;;
2850
2851sunos4*)
2852  version_type=sunos
2853  library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2854  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2855  shlibpath_var=LD_LIBRARY_PATH
2856  shlibpath_overrides_runpath=yes
2857  if test yes = "$with_gnu_ld"; then
2858    need_lib_prefix=no
2859  fi
2860  need_version=yes
2861  ;;
2862
2863sysv4 | sysv4.3*)
2864  version_type=linux # correct to gnu/linux during the next big refactor
2865  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2866  soname_spec='$libname$release$shared_ext$major'
2867  shlibpath_var=LD_LIBRARY_PATH
2868  case $host_vendor in
2869    sni)
2870      shlibpath_overrides_runpath=no
2871      need_lib_prefix=no
2872      runpath_var=LD_RUN_PATH
2873      ;;
2874    siemens)
2875      need_lib_prefix=no
2876      ;;
2877    motorola)
2878      need_lib_prefix=no
2879      need_version=no
2880      shlibpath_overrides_runpath=no
2881      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2882      ;;
2883  esac
2884  ;;
2885
2886sysv4*MP*)
2887  if test -d /usr/nec; then
2888    version_type=linux # correct to gnu/linux during the next big refactor
2889    library_names_spec='$libname$shared_ext.$versuffix $libname$shared_ext.$major $libname$shared_ext'
2890    soname_spec='$libname$shared_ext.$major'
2891    shlibpath_var=LD_LIBRARY_PATH
2892  fi
2893  ;;
2894
2895sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2896  version_type=freebsd-elf
2897  need_lib_prefix=no
2898  need_version=no
2899  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext $libname$shared_ext'
2900  soname_spec='$libname$release$shared_ext$major'
2901  shlibpath_var=LD_LIBRARY_PATH
2902  shlibpath_overrides_runpath=yes
2903  hardcode_into_libs=yes
2904  if test yes = "$with_gnu_ld"; then
2905    sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2906  else
2907    sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2908    case $host_os in
2909      sco3.2v5*)
2910        sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2911	;;
2912    esac
2913  fi
2914  sys_lib_dlsearch_path_spec='/usr/lib'
2915  ;;
2916
2917tpf*)
2918  # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
2919  version_type=linux # correct to gnu/linux during the next big refactor
2920  need_lib_prefix=no
2921  need_version=no
2922  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2923  shlibpath_var=LD_LIBRARY_PATH
2924  shlibpath_overrides_runpath=no
2925  hardcode_into_libs=yes
2926  ;;
2927
2928uts4*)
2929  version_type=linux # correct to gnu/linux during the next big refactor
2930  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2931  soname_spec='$libname$release$shared_ext$major'
2932  shlibpath_var=LD_LIBRARY_PATH
2933  ;;
2934
2935*)
2936  dynamic_linker=no
2937  ;;
2938esac
2939AC_MSG_RESULT([$dynamic_linker])
2940test no = "$dynamic_linker" && can_build_shared=no
2941
2942variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2943if test yes = "$GCC"; then
2944  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2945fi
2946
2947if test set = "${lt_cv_sys_lib_search_path_spec+set}"; then
2948  sys_lib_search_path_spec=$lt_cv_sys_lib_search_path_spec
2949fi
2950if test set = "${lt_cv_sys_lib_dlsearch_path_spec+set}"; then
2951  sys_lib_dlsearch_path_spec=$lt_cv_sys_lib_dlsearch_path_spec
2952fi
2953
2954_LT_DECL([], [variables_saved_for_relink], [1],
2955    [Variables whose values should be saved in libtool wrapper scripts and
2956    restored at link time])
2957_LT_DECL([], [need_lib_prefix], [0],
2958    [Do we need the "lib" prefix for modules?])
2959_LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2960_LT_DECL([], [version_type], [0], [Library versioning type])
2961_LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
2962_LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2963_LT_DECL([], [shlibpath_overrides_runpath], [0],
2964    [Is shlibpath searched before the hard-coded library search path?])
2965_LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2966_LT_DECL([], [library_names_spec], [1],
2967    [[List of archive names.  First name is the real one, the rest are links.
2968    The last name is the one that the linker finds with -lNAME]])
2969_LT_DECL([], [soname_spec], [1],
2970    [[The coded name of the library, if different from the real name]])
2971_LT_DECL([], [install_override_mode], [1],
2972    [Permission mode override for installation of shared libraries])
2973_LT_DECL([], [postinstall_cmds], [2],
2974    [Command to use after installation of a shared archive])
2975_LT_DECL([], [postuninstall_cmds], [2],
2976    [Command to use after uninstallation of a shared archive])
2977_LT_DECL([], [finish_cmds], [2],
2978    [Commands used to finish a libtool library installation in a directory])
2979_LT_DECL([], [finish_eval], [1],
2980    [[As "finish_cmds", except a single script fragment to be evaled but
2981    not shown]])
2982_LT_DECL([], [hardcode_into_libs], [0],
2983    [Whether we should hardcode library paths into libraries])
2984_LT_DECL([], [sys_lib_search_path_spec], [2],
2985    [Compile-time system search path for libraries])
2986_LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2987    [Run-time system search path for libraries])
2988])# _LT_SYS_DYNAMIC_LINKER
2989
2990
2991# _LT_PATH_TOOL_PREFIX(TOOL)
2992# --------------------------
2993# find a file program that can recognize shared library
2994AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2995[m4_require([_LT_DECL_EGREP])dnl
2996AC_MSG_CHECKING([for $1])
2997AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2998[case $MAGIC_CMD in
2999[[\\/*] |  ?:[\\/]*])
3000  lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
3001  ;;
3002*)
3003  lt_save_MAGIC_CMD=$MAGIC_CMD
3004  lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3005dnl $ac_dummy forces splitting on constant user-supplied paths.
3006dnl POSIX.2 word splitting is done only on the output of word expansions,
3007dnl not every word.  This closes a longstanding sh security hole.
3008  ac_dummy="m4_if([$2], , $PATH, [$2])"
3009  for ac_dir in $ac_dummy; do
3010    IFS=$lt_save_ifs
3011    test -z "$ac_dir" && ac_dir=.
3012    if test -f "$ac_dir/$1"; then
3013      lt_cv_path_MAGIC_CMD=$ac_dir/"$1"
3014      if test -n "$file_magic_test_file"; then
3015	case $deplibs_check_method in
3016	"file_magic "*)
3017	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
3018	  MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3019	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
3020	    $EGREP "$file_magic_regex" > /dev/null; then
3021	    :
3022	  else
3023	    cat <<_LT_EOF 1>&2
3024
3025*** Warning: the command libtool uses to detect shared libraries,
3026*** $file_magic_cmd, produces output that libtool cannot recognize.
3027*** The result is that libtool may fail to recognize shared libraries
3028*** as such.  This will affect the creation of libtool libraries that
3029*** depend on shared libraries, but programs linked with such libtool
3030*** libraries will work regardless of this problem.  Nevertheless, you
3031*** may want to report the problem to your system manager and/or to
3032*** bug-libtool@gnu.org
3033
3034_LT_EOF
3035	  fi ;;
3036	esac
3037      fi
3038      break
3039    fi
3040  done
3041  IFS=$lt_save_ifs
3042  MAGIC_CMD=$lt_save_MAGIC_CMD
3043  ;;
3044esac])
3045MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3046if test -n "$MAGIC_CMD"; then
3047  AC_MSG_RESULT($MAGIC_CMD)
3048else
3049  AC_MSG_RESULT(no)
3050fi
3051_LT_DECL([], [MAGIC_CMD], [0],
3052	 [Used to examine libraries when file_magic_cmd begins with "file"])dnl
3053])# _LT_PATH_TOOL_PREFIX
3054
3055# Old name:
3056AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
3057dnl aclocal-1.4 backwards compatibility:
3058dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
3059
3060
3061# _LT_PATH_MAGIC
3062# --------------
3063# find a file program that can recognize a shared library
3064m4_defun([_LT_PATH_MAGIC],
3065[_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
3066if test -z "$lt_cv_path_MAGIC_CMD"; then
3067  if test -n "$ac_tool_prefix"; then
3068    _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
3069  else
3070    MAGIC_CMD=:
3071  fi
3072fi
3073])# _LT_PATH_MAGIC
3074
3075
3076# LT_PATH_LD
3077# ----------
3078# find the pathname to the GNU or non-GNU linker
3079AC_DEFUN([LT_PATH_LD],
3080[AC_REQUIRE([AC_PROG_CC])dnl
3081AC_REQUIRE([AC_CANONICAL_HOST])dnl
3082AC_REQUIRE([AC_CANONICAL_BUILD])dnl
3083m4_require([_LT_DECL_SED])dnl
3084m4_require([_LT_DECL_EGREP])dnl
3085m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
3086
3087AC_ARG_WITH([gnu-ld],
3088    [AS_HELP_STRING([--with-gnu-ld],
3089	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
3090    [test no = "$withval" || with_gnu_ld=yes],
3091    [with_gnu_ld=no])dnl
3092
3093ac_prog=ld
3094if test yes = "$GCC"; then
3095  # Check if gcc -print-prog-name=ld gives a path.
3096  AC_MSG_CHECKING([for ld used by $CC])
3097  case $host in
3098  *-*-mingw*)
3099    # gcc leaves a trailing carriage return, which upsets mingw
3100    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
3101  *)
3102    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
3103  esac
3104  case $ac_prog in
3105    # Accept absolute paths.
3106    [[\\/]]* | ?:[[\\/]]*)
3107      re_direlt='/[[^/]][[^/]]*/\.\./'
3108      # Canonicalize the pathname of ld
3109      ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
3110      while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
3111	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
3112      done
3113      test -z "$LD" && LD=$ac_prog
3114      ;;
3115  "")
3116    # If it fails, then pretend we aren't using GCC.
3117    ac_prog=ld
3118    ;;
3119  *)
3120    # If it is relative, then search for the first ld in PATH.
3121    with_gnu_ld=unknown
3122    ;;
3123  esac
3124elif test yes = "$with_gnu_ld"; then
3125  AC_MSG_CHECKING([for GNU ld])
3126else
3127  AC_MSG_CHECKING([for non-GNU ld])
3128fi
3129AC_CACHE_VAL(lt_cv_path_LD,
3130[if test -z "$LD"; then
3131  lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3132  for ac_dir in $PATH; do
3133    IFS=$lt_save_ifs
3134    test -z "$ac_dir" && ac_dir=.
3135    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3136      lt_cv_path_LD=$ac_dir/$ac_prog
3137      # Check to see if the program is GNU ld.  I'd rather use --version,
3138      # but apparently some variants of GNU ld only accept -v.
3139      # Break only if it was the GNU/non-GNU ld that we prefer.
3140      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3141      *GNU* | *'with BFD'*)
3142	test no != "$with_gnu_ld" && break
3143	;;
3144      *)
3145	test yes != "$with_gnu_ld" && break
3146	;;
3147      esac
3148    fi
3149  done
3150  IFS=$lt_save_ifs
3151else
3152  lt_cv_path_LD=$LD # Let the user override the test with a path.
3153fi])
3154LD=$lt_cv_path_LD
3155if test -n "$LD"; then
3156  AC_MSG_RESULT($LD)
3157else
3158  AC_MSG_RESULT(no)
3159fi
3160test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3161_LT_PATH_LD_GNU
3162AC_SUBST([LD])
3163
3164_LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3165])# LT_PATH_LD
3166
3167# Old names:
3168AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3169AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3170dnl aclocal-1.4 backwards compatibility:
3171dnl AC_DEFUN([AM_PROG_LD], [])
3172dnl AC_DEFUN([AC_PROG_LD], [])
3173
3174
3175# _LT_PATH_LD_GNU
3176#- --------------
3177m4_defun([_LT_PATH_LD_GNU],
3178[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3179[# I'd rather use --version here, but apparently some GNU lds only accept -v.
3180case `$LD -v 2>&1 </dev/null` in
3181*GNU* | *'with BFD'*)
3182  lt_cv_prog_gnu_ld=yes
3183  ;;
3184*)
3185  lt_cv_prog_gnu_ld=no
3186  ;;
3187esac])
3188with_gnu_ld=$lt_cv_prog_gnu_ld
3189])# _LT_PATH_LD_GNU
3190
3191
3192# _LT_CMD_RELOAD
3193# --------------
3194# find reload flag for linker
3195#   -- PORTME Some linkers may need a different reload flag.
3196m4_defun([_LT_CMD_RELOAD],
3197[AC_CACHE_CHECK([for $LD option to reload object files],
3198  lt_cv_ld_reload_flag,
3199  [lt_cv_ld_reload_flag='-r'])
3200reload_flag=$lt_cv_ld_reload_flag
3201case $reload_flag in
3202"" | " "*) ;;
3203*) reload_flag=" $reload_flag" ;;
3204esac
3205reload_cmds='$LD$reload_flag -o $output$reload_objs'
3206case $host_os in
3207  cygwin* | mingw* | pw32* | cegcc*)
3208    if test yes != "$GCC"; then
3209      reload_cmds=false
3210    fi
3211    ;;
3212  darwin*)
3213    if test yes = "$GCC"; then
3214      reload_cmds='$LTCC $LTCFLAGS -nostdlib $wl-r -o $output$reload_objs'
3215    else
3216      reload_cmds='$LD$reload_flag -o $output$reload_objs'
3217    fi
3218    ;;
3219esac
3220_LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3221_LT_TAGDECL([], [reload_cmds], [2])dnl
3222])# _LT_CMD_RELOAD
3223
3224
3225# _LT_CHECK_MAGIC_METHOD
3226# ----------------------
3227# how to check for library dependencies
3228#  -- PORTME fill in with the dynamic library characteristics
3229m4_defun([_LT_CHECK_MAGIC_METHOD],
3230[m4_require([_LT_DECL_EGREP])
3231m4_require([_LT_DECL_OBJDUMP])
3232AC_CACHE_CHECK([how to recognize dependent libraries],
3233lt_cv_deplibs_check_method,
3234[lt_cv_file_magic_cmd='$MAGIC_CMD'
3235lt_cv_file_magic_test_file=
3236lt_cv_deplibs_check_method='unknown'
3237# Need to set the preceding variable on all platforms that support
3238# interlibrary dependencies.
3239# 'none' -- dependencies not supported.
3240# 'unknown' -- same as none, but documents that we really don't know.
3241# 'pass_all' -- all dependencies passed with no checks.
3242# 'test_compile' -- check by making test program.
3243# 'file_magic [[regex]]' -- check by looking for files in library path
3244# that responds to the $file_magic_cmd with a given extended regex.
3245# If you have 'file' or equivalent on your system and you're not sure
3246# whether 'pass_all' will *always* work, you probably want this one.
3247
3248case $host_os in
3249aix[[4-9]]*)
3250  lt_cv_deplibs_check_method=pass_all
3251  ;;
3252
3253beos*)
3254  lt_cv_deplibs_check_method=pass_all
3255  ;;
3256
3257bsdi[[45]]*)
3258  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3259  lt_cv_file_magic_cmd='/usr/bin/file -L'
3260  lt_cv_file_magic_test_file=/shlib/libc.so
3261  ;;
3262
3263cygwin*)
3264  # func_win32_libid is a shell function defined in ltmain.sh
3265  lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3266  lt_cv_file_magic_cmd='func_win32_libid'
3267  ;;
3268
3269mingw* | pw32*)
3270  # Base MSYS/MinGW do not provide the 'file' command needed by
3271  # func_win32_libid shell function, so use a weaker test based on 'objdump',
3272  # unless we find 'file', for example because we are cross-compiling.
3273  if ( file / ) >/dev/null 2>&1; then
3274    lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3275    lt_cv_file_magic_cmd='func_win32_libid'
3276  else
3277    # Keep this pattern in sync with the one in func_win32_libid.
3278    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3279    lt_cv_file_magic_cmd='$OBJDUMP -f'
3280  fi
3281  ;;
3282
3283cegcc*)
3284  # use the weaker test based on 'objdump'. See mingw*.
3285  lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3286  lt_cv_file_magic_cmd='$OBJDUMP -f'
3287  ;;
3288
3289darwin* | rhapsody*)
3290  lt_cv_deplibs_check_method=pass_all
3291  ;;
3292
3293freebsd* | dragonfly*)
3294  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3295    case $host_cpu in
3296    i*86 )
3297      # Not sure whether the presence of OpenBSD here was a mistake.
3298      # Let's accept both of them until this is cleared up.
3299      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3300      lt_cv_file_magic_cmd=/usr/bin/file
3301      lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3302      ;;
3303    esac
3304  else
3305    lt_cv_deplibs_check_method=pass_all
3306  fi
3307  ;;
3308
3309haiku*)
3310  lt_cv_deplibs_check_method=pass_all
3311  ;;
3312
3313hpux10.20* | hpux11*)
3314  lt_cv_file_magic_cmd=/usr/bin/file
3315  case $host_cpu in
3316  ia64*)
3317    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3318    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3319    ;;
3320  hppa*64*)
3321    [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3322    lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3323    ;;
3324  *)
3325    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3326    lt_cv_file_magic_test_file=/usr/lib/libc.sl
3327    ;;
3328  esac
3329  ;;
3330
3331interix[[3-9]]*)
3332  # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3333  lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3334  ;;
3335
3336irix5* | irix6* | nonstopux*)
3337  case $LD in
3338  *-32|*"-32 ") libmagic=32-bit;;
3339  *-n32|*"-n32 ") libmagic=N32;;
3340  *-64|*"-64 ") libmagic=64-bit;;
3341  *) libmagic=never-match;;
3342  esac
3343  lt_cv_deplibs_check_method=pass_all
3344  ;;
3345
3346# This must be glibc/ELF.
3347linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
3348  lt_cv_deplibs_check_method=pass_all
3349  ;;
3350
3351netbsd*)
3352  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3353    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3354  else
3355    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3356  fi
3357  ;;
3358
3359newos6*)
3360  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3361  lt_cv_file_magic_cmd=/usr/bin/file
3362  lt_cv_file_magic_test_file=/usr/lib/libnls.so
3363  ;;
3364
3365*nto* | *qnx*)
3366  lt_cv_deplibs_check_method=pass_all
3367  ;;
3368
3369openbsd* | bitrig*)
3370  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
3371    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3372  else
3373    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3374  fi
3375  ;;
3376
3377osf3* | osf4* | osf5*)
3378  lt_cv_deplibs_check_method=pass_all
3379  ;;
3380
3381rdos*)
3382  lt_cv_deplibs_check_method=pass_all
3383  ;;
3384
3385solaris*)
3386  lt_cv_deplibs_check_method=pass_all
3387  ;;
3388
3389sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3390  lt_cv_deplibs_check_method=pass_all
3391  ;;
3392
3393sysv4 | sysv4.3*)
3394  case $host_vendor in
3395  motorola)
3396    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3397    lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3398    ;;
3399  ncr)
3400    lt_cv_deplibs_check_method=pass_all
3401    ;;
3402  sequent)
3403    lt_cv_file_magic_cmd='/bin/file'
3404    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3405    ;;
3406  sni)
3407    lt_cv_file_magic_cmd='/bin/file'
3408    lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3409    lt_cv_file_magic_test_file=/lib/libc.so
3410    ;;
3411  siemens)
3412    lt_cv_deplibs_check_method=pass_all
3413    ;;
3414  pc)
3415    lt_cv_deplibs_check_method=pass_all
3416    ;;
3417  esac
3418  ;;
3419
3420tpf*)
3421  lt_cv_deplibs_check_method=pass_all
3422  ;;
3423esac
3424])
3425
3426file_magic_glob=
3427want_nocaseglob=no
3428if test "$build" = "$host"; then
3429  case $host_os in
3430  mingw* | pw32*)
3431    if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3432      want_nocaseglob=yes
3433    else
3434      file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3435    fi
3436    ;;
3437  esac
3438fi
3439
3440file_magic_cmd=$lt_cv_file_magic_cmd
3441deplibs_check_method=$lt_cv_deplibs_check_method
3442test -z "$deplibs_check_method" && deplibs_check_method=unknown
3443
3444_LT_DECL([], [deplibs_check_method], [1],
3445    [Method to check whether dependent libraries are shared objects])
3446_LT_DECL([], [file_magic_cmd], [1],
3447    [Command to use when deplibs_check_method = "file_magic"])
3448_LT_DECL([], [file_magic_glob], [1],
3449    [How to find potential files when deplibs_check_method = "file_magic"])
3450_LT_DECL([], [want_nocaseglob], [1],
3451    [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3452])# _LT_CHECK_MAGIC_METHOD
3453
3454
3455# LT_PATH_NM
3456# ----------
3457# find the pathname to a BSD- or MS-compatible name lister
3458AC_DEFUN([LT_PATH_NM],
3459[AC_REQUIRE([AC_PROG_CC])dnl
3460AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3461[if test -n "$NM"; then
3462  # Let the user override the test.
3463  lt_cv_path_NM=$NM
3464else
3465  lt_nm_to_check=${ac_tool_prefix}nm
3466  if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3467    lt_nm_to_check="$lt_nm_to_check nm"
3468  fi
3469  for lt_tmp_nm in $lt_nm_to_check; do
3470    lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3471    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3472      IFS=$lt_save_ifs
3473      test -z "$ac_dir" && ac_dir=.
3474      tmp_nm=$ac_dir/$lt_tmp_nm
3475      if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext"; then
3476	# Check to see if the nm accepts a BSD-compat flag.
3477	# Adding the 'sed 1q' prevents false positives on HP-UX, which says:
3478	#   nm: unknown option "B" ignored
3479	# Tru64's nm complains that /dev/null is an invalid object file
3480	case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
3481	*/dev/null* | *'Invalid file or object type'*)
3482	  lt_cv_path_NM="$tmp_nm -B"
3483	  break 2
3484	  ;;
3485	*)
3486	  case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3487	  */dev/null*)
3488	    lt_cv_path_NM="$tmp_nm -p"
3489	    break 2
3490	    ;;
3491	  *)
3492	    lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3493	    continue # so that we can try to find one that supports BSD flags
3494	    ;;
3495	  esac
3496	  ;;
3497	esac
3498      fi
3499    done
3500    IFS=$lt_save_ifs
3501  done
3502  : ${lt_cv_path_NM=no}
3503fi])
3504if test no != "$lt_cv_path_NM"; then
3505  NM=$lt_cv_path_NM
3506else
3507  # Didn't find any BSD compatible name lister, look for dumpbin.
3508  if test -n "$DUMPBIN"; then :
3509    # Let the user override the test.
3510  else
3511    AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3512    case `$DUMPBIN -symbols -headers /dev/null 2>&1 | sed '1q'` in
3513    *COFF*)
3514      DUMPBIN="$DUMPBIN -symbols -headers"
3515      ;;
3516    *)
3517      DUMPBIN=:
3518      ;;
3519    esac
3520  fi
3521  AC_SUBST([DUMPBIN])
3522  if test : != "$DUMPBIN"; then
3523    NM=$DUMPBIN
3524  fi
3525fi
3526test -z "$NM" && NM=nm
3527AC_SUBST([NM])
3528_LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3529
3530AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3531  [lt_cv_nm_interface="BSD nm"
3532  echo "int some_variable = 0;" > conftest.$ac_ext
3533  (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3534  (eval "$ac_compile" 2>conftest.err)
3535  cat conftest.err >&AS_MESSAGE_LOG_FD
3536  (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3537  (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3538  cat conftest.err >&AS_MESSAGE_LOG_FD
3539  (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3540  cat conftest.out >&AS_MESSAGE_LOG_FD
3541  if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3542    lt_cv_nm_interface="MS dumpbin"
3543  fi
3544  rm -f conftest*])
3545])# LT_PATH_NM
3546
3547# Old names:
3548AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3549AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3550dnl aclocal-1.4 backwards compatibility:
3551dnl AC_DEFUN([AM_PROG_NM], [])
3552dnl AC_DEFUN([AC_PROG_NM], [])
3553
3554# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3555# --------------------------------
3556# how to determine the name of the shared library
3557# associated with a specific link library.
3558#  -- PORTME fill in with the dynamic library characteristics
3559m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3560[m4_require([_LT_DECL_EGREP])
3561m4_require([_LT_DECL_OBJDUMP])
3562m4_require([_LT_DECL_DLLTOOL])
3563AC_CACHE_CHECK([how to associate runtime and link libraries],
3564lt_cv_sharedlib_from_linklib_cmd,
3565[lt_cv_sharedlib_from_linklib_cmd='unknown'
3566
3567case $host_os in
3568cygwin* | mingw* | pw32* | cegcc*)
3569  # two different shell functions defined in ltmain.sh;
3570  # decide which one to use based on capabilities of $DLLTOOL
3571  case `$DLLTOOL --help 2>&1` in
3572  *--identify-strict*)
3573    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3574    ;;
3575  *)
3576    lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3577    ;;
3578  esac
3579  ;;
3580*)
3581  # fallback: assume linklib IS sharedlib
3582  lt_cv_sharedlib_from_linklib_cmd=$ECHO
3583  ;;
3584esac
3585])
3586sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3587test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3588
3589_LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3590    [Command to associate shared and link libraries])
3591])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3592
3593
3594# _LT_PATH_MANIFEST_TOOL
3595# ----------------------
3596# locate the manifest tool
3597m4_defun([_LT_PATH_MANIFEST_TOOL],
3598[AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3599test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3600AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3601  [lt_cv_path_mainfest_tool=no
3602  echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3603  $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3604  cat conftest.err >&AS_MESSAGE_LOG_FD
3605  if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3606    lt_cv_path_mainfest_tool=yes
3607  fi
3608  rm -f conftest*])
3609if test yes != "$lt_cv_path_mainfest_tool"; then
3610  MANIFEST_TOOL=:
3611fi
3612_LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3613])# _LT_PATH_MANIFEST_TOOL
3614
3615
3616# _LT_DLL_DEF_P([FILE])
3617# ---------------------
3618# True iff FILE is a Windows DLL '.def' file.
3619# Keep in sync with func_dll_def_p in the libtool script
3620AC_DEFUN([_LT_DLL_DEF_P],
3621[dnl
3622  test DEF = "`$SED -n dnl
3623    -e '\''s/^[[	 ]]*//'\'' dnl Strip leading whitespace
3624    -e '\''/^\(;.*\)*$/d'\'' dnl      Delete empty lines and comments
3625    -e '\''s/^\(EXPORTS\|LIBRARY\)\([[	 ]].*\)*$/DEF/p'\'' dnl
3626    -e q dnl                          Only consider the first "real" line
3627    $1`" dnl
3628])# _LT_DLL_DEF_P
3629
3630
3631# LT_LIB_M
3632# --------
3633# check for math library
3634AC_DEFUN([LT_LIB_M],
3635[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3636LIBM=
3637case $host in
3638*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3639  # These system don't have libm, or don't need it
3640  ;;
3641*-ncr-sysv4.3*)
3642  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM=-lmw)
3643  AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3644  ;;
3645*)
3646  AC_CHECK_LIB(m, cos, LIBM=-lm)
3647  ;;
3648esac
3649AC_SUBST([LIBM])
3650])# LT_LIB_M
3651
3652# Old name:
3653AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3654dnl aclocal-1.4 backwards compatibility:
3655dnl AC_DEFUN([AC_CHECK_LIBM], [])
3656
3657
3658# _LT_COMPILER_NO_RTTI([TAGNAME])
3659# -------------------------------
3660m4_defun([_LT_COMPILER_NO_RTTI],
3661[m4_require([_LT_TAG_COMPILER])dnl
3662
3663_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3664
3665if test yes = "$GCC"; then
3666  case $cc_basename in
3667  nvcc*)
3668    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3669  *)
3670    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3671  esac
3672
3673  _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3674    lt_cv_prog_compiler_rtti_exceptions,
3675    [-fno-rtti -fno-exceptions], [],
3676    [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3677fi
3678_LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3679	[Compiler flag to turn off builtin functions])
3680])# _LT_COMPILER_NO_RTTI
3681
3682
3683# _LT_CMD_GLOBAL_SYMBOLS
3684# ----------------------
3685m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3686[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3687AC_REQUIRE([AC_PROG_CC])dnl
3688AC_REQUIRE([AC_PROG_AWK])dnl
3689AC_REQUIRE([LT_PATH_NM])dnl
3690AC_REQUIRE([LT_PATH_LD])dnl
3691m4_require([_LT_DECL_SED])dnl
3692m4_require([_LT_DECL_EGREP])dnl
3693m4_require([_LT_TAG_COMPILER])dnl
3694
3695# Check for command to grab the raw symbol name followed by C symbol from nm.
3696AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3697AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3698[
3699# These are sane defaults that work on at least a few old systems.
3700# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3701
3702# Character class describing NM global symbol codes.
3703symcode='[[BCDEGRST]]'
3704
3705# Regexp to match symbols that can be accessed directly from C.
3706sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3707
3708# Define system-specific variables.
3709case $host_os in
3710aix*)
3711  symcode='[[BCDT]]'
3712  ;;
3713cygwin* | mingw* | pw32* | cegcc*)
3714  symcode='[[ABCDGISTW]]'
3715  ;;
3716hpux*)
3717  if test ia64 = "$host_cpu"; then
3718    symcode='[[ABCDEGRST]]'
3719  fi
3720  ;;
3721irix* | nonstopux*)
3722  symcode='[[BCDEGRST]]'
3723  ;;
3724osf*)
3725  symcode='[[BCDEGQRST]]'
3726  ;;
3727solaris*)
3728  symcode='[[BDRT]]'
3729  ;;
3730sco3.2v5*)
3731  symcode='[[DT]]'
3732  ;;
3733sysv4.2uw2*)
3734  symcode='[[DT]]'
3735  ;;
3736sysv5* | sco5v6* | unixware* | OpenUNIX*)
3737  symcode='[[ABDT]]'
3738  ;;
3739sysv4)
3740  symcode='[[DFNSTU]]'
3741  ;;
3742esac
3743
3744# If we're using GNU nm, then use its standard symbol codes.
3745case `$NM -V 2>&1` in
3746*GNU* | *'with BFD'*)
3747  symcode='[[ABCDGIRSTW]]' ;;
3748esac
3749
3750if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3751  # Gets list of data symbols to import.
3752  lt_cv_sys_global_symbol_to_import="sed -n -e 's/^I .* \(.*\)$/\1/p'"
3753  # Adjust the below global symbol transforms to fixup imported variables.
3754  lt_cdecl_hook=" -e 's/^I .* \(.*\)$/extern __declspec(dllimport) char \1;/p'"
3755  lt_c_name_hook=" -e 's/^I .* \(.*\)$/  {\"\1\", (void *) 0},/p'"
3756  lt_c_name_lib_hook="\
3757  -e 's/^I .* \(lib.*\)$/  {\"\1\", (void *) 0},/p'\
3758  -e 's/^I .* \(.*\)$/  {\"lib\1\", (void *) 0},/p'"
3759else
3760  # Disable hooks by default.
3761  lt_cv_sys_global_symbol_to_import=
3762  lt_cdecl_hook=
3763  lt_c_name_hook=
3764  lt_c_name_lib_hook=
3765fi
3766
3767# Transform an extracted symbol line into a proper C declaration.
3768# Some systems (esp. on ia64) link data and code symbols differently,
3769# so use this general approach.
3770lt_cv_sys_global_symbol_to_cdecl="sed -n"\
3771$lt_cdecl_hook\
3772" -e 's/^T .* \(.*\)$/extern int \1();/p'"\
3773" -e 's/^$symcode$symcode* .* \(.*\)$/extern char \1;/p'"
3774
3775# Transform an extracted symbol line into symbol name and symbol address
3776lt_cv_sys_global_symbol_to_c_name_address="sed -n"\
3777$lt_c_name_hook\
3778" -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
3779" -e 's/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/p'"
3780
3781# Transform an extracted symbol line into symbol name with lib prefix and
3782# symbol address.
3783lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n"\
3784$lt_c_name_lib_hook\
3785" -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
3786" -e 's/^$symcode$symcode* .* \(lib.*\)$/  {\"\1\", (void *) \&\1},/p'"\
3787" -e 's/^$symcode$symcode* .* \(.*\)$/  {\"lib\1\", (void *) \&\1},/p'"
3788
3789# Handle CRLF in mingw tool chain
3790opt_cr=
3791case $build_os in
3792mingw*)
3793  opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3794  ;;
3795esac
3796
3797# Try without a prefix underscore, then with it.
3798for ac_symprfx in "" "_"; do
3799
3800  # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3801  symxfrm="\\1 $ac_symprfx\\2 \\2"
3802
3803  # Write the raw and C identifiers.
3804  if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3805    # Fake it for dumpbin and say T for any non-static function,
3806    # D for any global variable and I for any imported variable.
3807    # Also find C++ and __fastcall symbols from MSVC++,
3808    # which start with @ or ?.
3809    lt_cv_sys_global_symbol_pipe="$AWK ['"\
3810"     {last_section=section; section=\$ 3};"\
3811"     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
3812"     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3813"     /^ *Symbol name *: /{split(\$ 0,sn,\":\"); si=substr(sn[2],2)};"\
3814"     /^ *Type *: code/{print \"T\",si,substr(si,length(prfx))};"\
3815"     /^ *Type *: data/{print \"I\",si,substr(si,length(prfx))};"\
3816"     \$ 0!~/External *\|/{next};"\
3817"     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3818"     {if(hide[section]) next};"\
3819"     {f=\"D\"}; \$ 0~/\(\).*\|/{f=\"T\"};"\
3820"     {split(\$ 0,a,/\||\r/); split(a[2],s)};"\
3821"     s[1]~/^[@?]/{print f,s[1],s[1]; next};"\
3822"     s[1]~prfx {split(s[1],t,\"@\"); print f,t[1],substr(t[1],length(prfx))}"\
3823"     ' prfx=^$ac_symprfx]"
3824  else
3825    lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[	 ]]\($symcode$symcode*\)[[	 ]][[	 ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3826  fi
3827  lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
3828
3829  # Check to see that the pipe works correctly.
3830  pipe_works=no
3831
3832  rm -f conftest*
3833  cat > conftest.$ac_ext <<_LT_EOF
3834#ifdef __cplusplus
3835extern "C" {
3836#endif
3837char nm_test_var;
3838void nm_test_func(void);
3839void nm_test_func(void){}
3840#ifdef __cplusplus
3841}
3842#endif
3843int main(){nm_test_var='a';nm_test_func();return(0);}
3844_LT_EOF
3845
3846  if AC_TRY_EVAL(ac_compile); then
3847    # Now try to grab the symbols.
3848    nlist=conftest.nm
3849    if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3850      # Try sorting and uniquifying the output.
3851      if sort "$nlist" | uniq > "$nlist"T; then
3852	mv -f "$nlist"T "$nlist"
3853      else
3854	rm -f "$nlist"T
3855      fi
3856
3857      # Make sure that we snagged all the symbols we need.
3858      if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3859	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3860	  cat <<_LT_EOF > conftest.$ac_ext
3861/* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
3862#if defined _WIN32 || defined __CYGWIN__ || defined _WIN32_WCE
3863/* DATA imports from DLLs on WIN32 can't be const, because runtime
3864   relocations are performed -- see ld's documentation on pseudo-relocs.  */
3865# define LT@&t@_DLSYM_CONST
3866#elif defined __osf__
3867/* This system does not cope well with relocations in const data.  */
3868# define LT@&t@_DLSYM_CONST
3869#else
3870# define LT@&t@_DLSYM_CONST const
3871#endif
3872
3873#ifdef __cplusplus
3874extern "C" {
3875#endif
3876
3877_LT_EOF
3878	  # Now generate the symbol file.
3879	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3880
3881	  cat <<_LT_EOF >> conftest.$ac_ext
3882
3883/* The mapping between symbol names and symbols.  */
3884LT@&t@_DLSYM_CONST struct {
3885  const char *name;
3886  void       *address;
3887}
3888lt__PROGRAM__LTX_preloaded_symbols[[]] =
3889{
3890  { "@PROGRAM@", (void *) 0 },
3891_LT_EOF
3892	  $SED "s/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3893	  cat <<\_LT_EOF >> conftest.$ac_ext
3894  {0, (void *) 0}
3895};
3896
3897/* This works around a problem in FreeBSD linker */
3898#ifdef FREEBSD_WORKAROUND
3899static const void *lt_preloaded_setup() {
3900  return lt__PROGRAM__LTX_preloaded_symbols;
3901}
3902#endif
3903
3904#ifdef __cplusplus
3905}
3906#endif
3907_LT_EOF
3908	  # Now try linking the two files.
3909	  mv conftest.$ac_objext conftstm.$ac_objext
3910	  lt_globsym_save_LIBS=$LIBS
3911	  lt_globsym_save_CFLAGS=$CFLAGS
3912	  LIBS=conftstm.$ac_objext
3913	  CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3914	  if AC_TRY_EVAL(ac_link) && test -s conftest$ac_exeext; then
3915	    pipe_works=yes
3916	  fi
3917	  LIBS=$lt_globsym_save_LIBS
3918	  CFLAGS=$lt_globsym_save_CFLAGS
3919	else
3920	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3921	fi
3922      else
3923	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3924      fi
3925    else
3926      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3927    fi
3928  else
3929    echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3930    cat conftest.$ac_ext >&5
3931  fi
3932  rm -rf conftest* conftst*
3933
3934  # Do not use the global_symbol_pipe unless it works.
3935  if test yes = "$pipe_works"; then
3936    break
3937  else
3938    lt_cv_sys_global_symbol_pipe=
3939  fi
3940done
3941])
3942if test -z "$lt_cv_sys_global_symbol_pipe"; then
3943  lt_cv_sys_global_symbol_to_cdecl=
3944fi
3945if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3946  AC_MSG_RESULT(failed)
3947else
3948  AC_MSG_RESULT(ok)
3949fi
3950
3951# Response file support.
3952if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3953  nm_file_list_spec='@'
3954elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
3955  nm_file_list_spec='@'
3956fi
3957
3958_LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3959    [Take the output of nm and produce a listing of raw symbols and C names])
3960_LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3961    [Transform the output of nm in a proper C declaration])
3962_LT_DECL([global_symbol_to_import], [lt_cv_sys_global_symbol_to_import], [1],
3963    [Transform the output of nm into a list of symbols to manually relocate])
3964_LT_DECL([global_symbol_to_c_name_address],
3965    [lt_cv_sys_global_symbol_to_c_name_address], [1],
3966    [Transform the output of nm in a C name address pair])
3967_LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3968    [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3969    [Transform the output of nm in a C name address pair when lib prefix is needed])
3970_LT_DECL([nm_interface], [lt_cv_nm_interface], [1],
3971    [The name lister interface])
3972_LT_DECL([], [nm_file_list_spec], [1],
3973    [Specify filename containing input files for $NM])
3974]) # _LT_CMD_GLOBAL_SYMBOLS
3975
3976
3977# _LT_COMPILER_PIC([TAGNAME])
3978# ---------------------------
3979m4_defun([_LT_COMPILER_PIC],
3980[m4_require([_LT_TAG_COMPILER])dnl
3981_LT_TAGVAR(lt_prog_compiler_wl, $1)=
3982_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3983_LT_TAGVAR(lt_prog_compiler_static, $1)=
3984
3985m4_if([$1], [CXX], [
3986  # C++ specific cases for pic, static, wl, etc.
3987  if test yes = "$GXX"; then
3988    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3989    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3990
3991    case $host_os in
3992    aix*)
3993      # All AIX code is PIC.
3994      if test ia64 = "$host_cpu"; then
3995	# AIX 5 now supports IA64 processor
3996	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3997      fi
3998      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3999      ;;
4000
4001    amigaos*)
4002      case $host_cpu in
4003      powerpc)
4004            # see comment about AmigaOS4 .so support
4005            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4006        ;;
4007      m68k)
4008            # FIXME: we need at least 68020 code to build shared libraries, but
4009            # adding the '-m68020' flag to GCC prevents building anything better,
4010            # like '-m68040'.
4011            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4012        ;;
4013      esac
4014      ;;
4015
4016    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4017      # PIC is the default for these OSes.
4018      ;;
4019    mingw* | cygwin* | os2* | pw32* | cegcc*)
4020      # This hack is so that the source file can tell whether it is being
4021      # built for inclusion in a dll (and should export symbols for example).
4022      # Although the cygwin gcc ignores -fPIC, still need this for old-style
4023      # (--disable-auto-import) libraries
4024      m4_if([$1], [GCJ], [],
4025	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4026      ;;
4027    darwin* | rhapsody*)
4028      # PIC is the default on this platform
4029      # Common symbols not allowed in MH_DYLIB files
4030      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4031      ;;
4032    *djgpp*)
4033      # DJGPP does not support shared libraries at all
4034      _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4035      ;;
4036    haiku*)
4037      # PIC is the default for Haiku.
4038      # The "-static" flag exists, but is broken.
4039      _LT_TAGVAR(lt_prog_compiler_static, $1)=
4040      ;;
4041    interix[[3-9]]*)
4042      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4043      # Instead, we relocate shared libraries at runtime.
4044      ;;
4045    sysv4*MP*)
4046      if test -d /usr/nec; then
4047	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4048      fi
4049      ;;
4050    hpux*)
4051      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4052      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4053      # sets the default TLS model and affects inlining.
4054      case $host_cpu in
4055      hppa*64*)
4056	;;
4057      *)
4058	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4059	;;
4060      esac
4061      ;;
4062    *qnx* | *nto*)
4063      # QNX uses GNU C++, but need to define -shared option too, otherwise
4064      # it will coredump.
4065      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4066      ;;
4067    *)
4068      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4069      ;;
4070    esac
4071  else
4072    case $host_os in
4073      aix[[4-9]]*)
4074	# All AIX code is PIC.
4075	if test ia64 = "$host_cpu"; then
4076	  # AIX 5 now supports IA64 processor
4077	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4078	else
4079	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4080	fi
4081	;;
4082      chorus*)
4083	case $cc_basename in
4084	cxch68*)
4085	  # Green Hills C++ Compiler
4086	  # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
4087	  ;;
4088	esac
4089	;;
4090      mingw* | cygwin* | os2* | pw32* | cegcc*)
4091	# This hack is so that the source file can tell whether it is being
4092	# built for inclusion in a dll (and should export symbols for example).
4093	m4_if([$1], [GCJ], [],
4094	  [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4095	;;
4096      dgux*)
4097	case $cc_basename in
4098	  ec++*)
4099	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4100	    ;;
4101	  ghcx*)
4102	    # Green Hills C++ Compiler
4103	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4104	    ;;
4105	  *)
4106	    ;;
4107	esac
4108	;;
4109      freebsd* | dragonfly*)
4110	# FreeBSD uses GNU C++
4111	;;
4112      hpux9* | hpux10* | hpux11*)
4113	case $cc_basename in
4114	  CC*)
4115	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4116	    _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4117	    if test ia64 != "$host_cpu"; then
4118	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4119	    fi
4120	    ;;
4121	  aCC*)
4122	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4123	    _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4124	    case $host_cpu in
4125	    hppa*64*|ia64*)
4126	      # +Z the default
4127	      ;;
4128	    *)
4129	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4130	      ;;
4131	    esac
4132	    ;;
4133	  *)
4134	    ;;
4135	esac
4136	;;
4137      interix*)
4138	# This is c89, which is MS Visual C++ (no shared libs)
4139	# Anyone wants to do a port?
4140	;;
4141      irix5* | irix6* | nonstopux*)
4142	case $cc_basename in
4143	  CC*)
4144	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4145	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4146	    # CC pic flag -KPIC is the default.
4147	    ;;
4148	  *)
4149	    ;;
4150	esac
4151	;;
4152      linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4153	case $cc_basename in
4154	  KCC*)
4155	    # KAI C++ Compiler
4156	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4157	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4158	    ;;
4159	  ecpc* )
4160	    # old Intel C++ for x86_64, which still supported -KPIC.
4161	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4162	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4163	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4164	    ;;
4165	  icpc* )
4166	    # Intel C++, used to be incompatible with GCC.
4167	    # ICC 10 doesn't accept -KPIC any more.
4168	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4169	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4170	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4171	    ;;
4172	  pgCC* | pgcpp*)
4173	    # Portland Group C++ compiler
4174	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4175	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4176	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4177	    ;;
4178	  cxx*)
4179	    # Compaq C++
4180	    # Make sure the PIC flag is empty.  It appears that all Alpha
4181	    # Linux and Compaq Tru64 Unix objects are PIC.
4182	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4183	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4184	    ;;
4185	  xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4186	    # IBM XL 8.0, 9.0 on PPC and BlueGene
4187	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4188	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4189	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4190	    ;;
4191	  *)
4192	    case `$CC -V 2>&1 | sed 5q` in
4193	    *Sun\ C*)
4194	      # Sun C++ 5.9
4195	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4196	      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4197	      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4198	      ;;
4199	    esac
4200	    ;;
4201	esac
4202	;;
4203      lynxos*)
4204	;;
4205      m88k*)
4206	;;
4207      mvs*)
4208	case $cc_basename in
4209	  cxx*)
4210	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4211	    ;;
4212	  *)
4213	    ;;
4214	esac
4215	;;
4216      netbsd*)
4217	;;
4218      *qnx* | *nto*)
4219        # QNX uses GNU C++, but need to define -shared option too, otherwise
4220        # it will coredump.
4221        _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4222        ;;
4223      osf3* | osf4* | osf5*)
4224	case $cc_basename in
4225	  KCC*)
4226	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4227	    ;;
4228	  RCC*)
4229	    # Rational C++ 2.4.1
4230	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4231	    ;;
4232	  cxx*)
4233	    # Digital/Compaq C++
4234	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4235	    # Make sure the PIC flag is empty.  It appears that all Alpha
4236	    # Linux and Compaq Tru64 Unix objects are PIC.
4237	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4238	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4239	    ;;
4240	  *)
4241	    ;;
4242	esac
4243	;;
4244      psos*)
4245	;;
4246      solaris*)
4247	case $cc_basename in
4248	  CC* | sunCC*)
4249	    # Sun C++ 4.2, 5.x and Centerline C++
4250	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4251	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4252	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4253	    ;;
4254	  gcx*)
4255	    # Green Hills C++ Compiler
4256	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4257	    ;;
4258	  *)
4259	    ;;
4260	esac
4261	;;
4262      sunos4*)
4263	case $cc_basename in
4264	  CC*)
4265	    # Sun C++ 4.x
4266	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4267	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4268	    ;;
4269	  lcc*)
4270	    # Lucid
4271	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4272	    ;;
4273	  *)
4274	    ;;
4275	esac
4276	;;
4277      sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4278	case $cc_basename in
4279	  CC*)
4280	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4281	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4282	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4283	    ;;
4284	esac
4285	;;
4286      tandem*)
4287	case $cc_basename in
4288	  NCC*)
4289	    # NonStop-UX NCC 3.20
4290	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4291	    ;;
4292	  *)
4293	    ;;
4294	esac
4295	;;
4296      vxworks*)
4297	;;
4298      *)
4299	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4300	;;
4301    esac
4302  fi
4303],
4304[
4305  if test yes = "$GCC"; then
4306    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4307    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4308
4309    case $host_os in
4310      aix*)
4311      # All AIX code is PIC.
4312      if test ia64 = "$host_cpu"; then
4313	# AIX 5 now supports IA64 processor
4314	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4315      fi
4316      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4317      ;;
4318
4319    amigaos*)
4320      case $host_cpu in
4321      powerpc)
4322            # see comment about AmigaOS4 .so support
4323            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4324        ;;
4325      m68k)
4326            # FIXME: we need at least 68020 code to build shared libraries, but
4327            # adding the '-m68020' flag to GCC prevents building anything better,
4328            # like '-m68040'.
4329            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4330        ;;
4331      esac
4332      ;;
4333
4334    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4335      # PIC is the default for these OSes.
4336      ;;
4337
4338    mingw* | cygwin* | pw32* | os2* | cegcc*)
4339      # This hack is so that the source file can tell whether it is being
4340      # built for inclusion in a dll (and should export symbols for example).
4341      # Although the cygwin gcc ignores -fPIC, still need this for old-style
4342      # (--disable-auto-import) libraries
4343      m4_if([$1], [GCJ], [],
4344	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4345      ;;
4346
4347    darwin* | rhapsody*)
4348      # PIC is the default on this platform
4349      # Common symbols not allowed in MH_DYLIB files
4350      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4351      ;;
4352
4353    haiku*)
4354      # PIC is the default for Haiku.
4355      # The "-static" flag exists, but is broken.
4356      _LT_TAGVAR(lt_prog_compiler_static, $1)=
4357      ;;
4358
4359    hpux*)
4360      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4361      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4362      # sets the default TLS model and affects inlining.
4363      case $host_cpu in
4364      hppa*64*)
4365	# +Z the default
4366	;;
4367      *)
4368	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4369	;;
4370      esac
4371      ;;
4372
4373    interix[[3-9]]*)
4374      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4375      # Instead, we relocate shared libraries at runtime.
4376      ;;
4377
4378    msdosdjgpp*)
4379      # Just because we use GCC doesn't mean we suddenly get shared libraries
4380      # on systems that don't support them.
4381      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4382      enable_shared=no
4383      ;;
4384
4385    *nto* | *qnx*)
4386      # QNX uses GNU C++, but need to define -shared option too, otherwise
4387      # it will coredump.
4388      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4389      ;;
4390
4391    sysv4*MP*)
4392      if test -d /usr/nec; then
4393	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4394      fi
4395      ;;
4396
4397    *)
4398      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4399      ;;
4400    esac
4401
4402    case $cc_basename in
4403    nvcc*) # Cuda Compiler Driver 2.2
4404      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4405      if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4406        _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)"
4407      fi
4408      ;;
4409    esac
4410  else
4411    # PORTME Check for flag to pass linker flags through the system compiler.
4412    case $host_os in
4413    aix*)
4414      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4415      if test ia64 = "$host_cpu"; then
4416	# AIX 5 now supports IA64 processor
4417	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4418      else
4419	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4420      fi
4421      ;;
4422
4423    darwin* | rhapsody*)
4424      # PIC is the default on this platform
4425      # Common symbols not allowed in MH_DYLIB files
4426      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4427      case $cc_basename in
4428      nagfor*)
4429        # NAG Fortran compiler
4430        _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4431        _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4432        _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4433        ;;
4434      esac
4435      ;;
4436
4437    mingw* | cygwin* | pw32* | os2* | cegcc*)
4438      # This hack is so that the source file can tell whether it is being
4439      # built for inclusion in a dll (and should export symbols for example).
4440      m4_if([$1], [GCJ], [],
4441	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4442      ;;
4443
4444    hpux9* | hpux10* | hpux11*)
4445      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4446      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4447      # not for PA HP-UX.
4448      case $host_cpu in
4449      hppa*64*|ia64*)
4450	# +Z the default
4451	;;
4452      *)
4453	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4454	;;
4455      esac
4456      # Is there a better lt_prog_compiler_static that works with the bundled CC?
4457      _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4458      ;;
4459
4460    irix5* | irix6* | nonstopux*)
4461      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4462      # PIC (with -KPIC) is the default.
4463      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4464      ;;
4465
4466    linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4467      case $cc_basename in
4468      # old Intel for x86_64, which still supported -KPIC.
4469      ecc*)
4470	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4471	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4472	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4473        ;;
4474      # icc used to be incompatible with GCC.
4475      # ICC 10 doesn't accept -KPIC any more.
4476      icc* | ifort*)
4477	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4478	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4479	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4480        ;;
4481      # Lahey Fortran 8.1.
4482      lf95*)
4483	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4484	_LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4485	_LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4486	;;
4487      nagfor*)
4488	# NAG Fortran compiler
4489	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4490	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4491	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4492	;;
4493      tcc*)
4494	# Fabrice Bellard et al's Tiny C Compiler
4495	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4496	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4497	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4498	;;
4499      pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4500        # Portland Group compilers (*not* the Pentium gcc compiler,
4501	# which looks to be a dead project)
4502	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4503	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4504	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4505        ;;
4506      ccc*)
4507        _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4508        # All Alpha code is PIC.
4509        _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4510        ;;
4511      xl* | bgxl* | bgf* | mpixl*)
4512	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4513	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4514	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4515	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4516	;;
4517      *)
4518	case `$CC -V 2>&1 | sed 5q` in
4519	*Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*)
4520	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
4521	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4522	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4523	  _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4524	  ;;
4525	*Sun\ F* | *Sun*Fortran*)
4526	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4527	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4528	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4529	  ;;
4530	*Sun\ C*)
4531	  # Sun C 5.9
4532	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4533	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4534	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4535	  ;;
4536        *Intel*\ [[CF]]*Compiler*)
4537	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4538	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4539	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4540	  ;;
4541	*Portland\ Group*)
4542	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4543	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4544	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4545	  ;;
4546	esac
4547	;;
4548      esac
4549      ;;
4550
4551    newsos6)
4552      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4553      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4554      ;;
4555
4556    *nto* | *qnx*)
4557      # QNX uses GNU C++, but need to define -shared option too, otherwise
4558      # it will coredump.
4559      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4560      ;;
4561
4562    osf3* | osf4* | osf5*)
4563      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4564      # All OSF/1 code is PIC.
4565      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4566      ;;
4567
4568    rdos*)
4569      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4570      ;;
4571
4572    solaris*)
4573      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4574      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4575      case $cc_basename in
4576      f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4577	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4578      *)
4579	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4580      esac
4581      ;;
4582
4583    sunos4*)
4584      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4585      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4586      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4587      ;;
4588
4589    sysv4 | sysv4.2uw2* | sysv4.3*)
4590      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4591      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4592      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4593      ;;
4594
4595    sysv4*MP*)
4596      if test -d /usr/nec; then
4597	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4598	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4599      fi
4600      ;;
4601
4602    sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4603      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4604      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4605      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4606      ;;
4607
4608    unicos*)
4609      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4610      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4611      ;;
4612
4613    uts4*)
4614      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4615      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4616      ;;
4617
4618    *)
4619      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4620      ;;
4621    esac
4622  fi
4623])
4624case $host_os in
4625  # For platforms that do not support PIC, -DPIC is meaningless:
4626  *djgpp*)
4627    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4628    ;;
4629  *)
4630    _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4631    ;;
4632esac
4633
4634AC_CACHE_CHECK([for $compiler option to produce PIC],
4635  [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
4636  [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4637_LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
4638
4639#
4640# Check to make sure the PIC flag actually works.
4641#
4642if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4643  _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4644    [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4645    [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4646    [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4647     "" | " "*) ;;
4648     *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4649     esac],
4650    [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4651     _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4652fi
4653_LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4654	[Additional compiler flags for building library objects])
4655
4656_LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4657	[How to pass a linker flag through the compiler])
4658#
4659# Check to make sure the static flag actually works.
4660#
4661wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4662_LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4663  _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4664  $lt_tmp_static_flag,
4665  [],
4666  [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4667_LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4668	[Compiler flag to prevent dynamic linking])
4669])# _LT_COMPILER_PIC
4670
4671
4672# _LT_LINKER_SHLIBS([TAGNAME])
4673# ----------------------------
4674# See if the linker supports building shared libraries.
4675m4_defun([_LT_LINKER_SHLIBS],
4676[AC_REQUIRE([LT_PATH_LD])dnl
4677AC_REQUIRE([LT_PATH_NM])dnl
4678m4_require([_LT_PATH_MANIFEST_TOOL])dnl
4679m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4680m4_require([_LT_DECL_EGREP])dnl
4681m4_require([_LT_DECL_SED])dnl
4682m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4683m4_require([_LT_TAG_COMPILER])dnl
4684AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4685m4_if([$1], [CXX], [
4686  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4687  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4688  case $host_os in
4689  aix[[4-9]]*)
4690    # If we're using GNU nm, then we don't want the "-C" option.
4691    # -C means demangle to AIX nm, but means don't demangle with GNU nm
4692    # Also, AIX nm treats weak defined symbols like other global defined
4693    # symbols, whereas GNU nm marks them as "W".
4694    if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4695      _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4696    else
4697      _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
4698    fi
4699    ;;
4700  pw32*)
4701    _LT_TAGVAR(export_symbols_cmds, $1)=$ltdll_cmds
4702    ;;
4703  cygwin* | mingw* | cegcc*)
4704    case $cc_basename in
4705    cl*)
4706      _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
4707      ;;
4708    *)
4709      _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4710      _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4711      ;;
4712    esac
4713    ;;
4714  *)
4715    _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4716    ;;
4717  esac
4718], [
4719  runpath_var=
4720  _LT_TAGVAR(allow_undefined_flag, $1)=
4721  _LT_TAGVAR(always_export_symbols, $1)=no
4722  _LT_TAGVAR(archive_cmds, $1)=
4723  _LT_TAGVAR(archive_expsym_cmds, $1)=
4724  _LT_TAGVAR(compiler_needs_object, $1)=no
4725  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4726  _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4727  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4728  _LT_TAGVAR(hardcode_automatic, $1)=no
4729  _LT_TAGVAR(hardcode_direct, $1)=no
4730  _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4731  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4732  _LT_TAGVAR(hardcode_libdir_separator, $1)=
4733  _LT_TAGVAR(hardcode_minus_L, $1)=no
4734  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4735  _LT_TAGVAR(inherit_rpath, $1)=no
4736  _LT_TAGVAR(link_all_deplibs, $1)=unknown
4737  _LT_TAGVAR(module_cmds, $1)=
4738  _LT_TAGVAR(module_expsym_cmds, $1)=
4739  _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4740  _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4741  _LT_TAGVAR(thread_safe_flag_spec, $1)=
4742  _LT_TAGVAR(whole_archive_flag_spec, $1)=
4743  # include_expsyms should be a list of space-separated symbols to be *always*
4744  # included in the symbol list
4745  _LT_TAGVAR(include_expsyms, $1)=
4746  # exclude_expsyms can be an extended regexp of symbols to exclude
4747  # it will be wrapped by ' (' and ')$', so one must not match beginning or
4748  # end of line.  Example: 'a|bc|.*d.*' will exclude the symbols 'a' and 'bc',
4749  # as well as any symbol that contains 'd'.
4750  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4751  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4752  # platforms (ab)use it in PIC code, but their linkers get confused if
4753  # the symbol is explicitly referenced.  Since portable code cannot
4754  # rely on this symbol name, it's probably fine to never include it in
4755  # preloaded symbol tables.
4756  # Exclude shared library initialization/finalization symbols.
4757dnl Note also adjust exclude_expsyms for C++ above.
4758  extract_expsyms_cmds=
4759
4760  case $host_os in
4761  cygwin* | mingw* | pw32* | cegcc*)
4762    # FIXME: the MSVC++ port hasn't been tested in a loooong time
4763    # When not using gcc, we currently assume that we are using
4764    # Microsoft Visual C++.
4765    if test yes != "$GCC"; then
4766      with_gnu_ld=no
4767    fi
4768    ;;
4769  interix*)
4770    # we just hope/assume this is gcc and not c89 (= MSVC++)
4771    with_gnu_ld=yes
4772    ;;
4773  openbsd* | bitrig*)
4774    with_gnu_ld=no
4775    ;;
4776  esac
4777
4778  _LT_TAGVAR(ld_shlibs, $1)=yes
4779
4780  # On some targets, GNU ld is compatible enough with the native linker
4781  # that we're better off using the native interface for both.
4782  lt_use_gnu_ld_interface=no
4783  if test yes = "$with_gnu_ld"; then
4784    case $host_os in
4785      aix*)
4786	# The AIX port of GNU ld has always aspired to compatibility
4787	# with the native linker.  However, as the warning in the GNU ld
4788	# block says, versions before 2.19.5* couldn't really create working
4789	# shared libraries, regardless of the interface used.
4790	case `$LD -v 2>&1` in
4791	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
4792	  *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
4793	  *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
4794	  *)
4795	    lt_use_gnu_ld_interface=yes
4796	    ;;
4797	esac
4798	;;
4799      *)
4800	lt_use_gnu_ld_interface=yes
4801	;;
4802    esac
4803  fi
4804
4805  if test yes = "$lt_use_gnu_ld_interface"; then
4806    # If archive_cmds runs LD, not CC, wlarc should be empty
4807    wlarc='$wl'
4808
4809    # Set some defaults for GNU ld with shared library support. These
4810    # are reset later if shared libraries are not supported. Putting them
4811    # here allows them to be overridden if necessary.
4812    runpath_var=LD_RUN_PATH
4813    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
4814    _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
4815    # ancient GNU ld didn't support --whole-archive et. al.
4816    if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
4817      _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
4818    else
4819      _LT_TAGVAR(whole_archive_flag_spec, $1)=
4820    fi
4821    supports_anon_versioning=no
4822    case `$LD -v | $SED -e 's/([^)]\+)\s\+//' 2>&1` in
4823      *GNU\ gold*) supports_anon_versioning=yes ;;
4824      *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
4825      *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
4826      *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4827      *\ 2.11.*) ;; # other 2.11 versions
4828      *) supports_anon_versioning=yes ;;
4829    esac
4830
4831    # See if GNU ld supports shared libraries.
4832    case $host_os in
4833    aix[[3-9]]*)
4834      # On AIX/PPC, the GNU linker is very broken
4835      if test ia64 != "$host_cpu"; then
4836	_LT_TAGVAR(ld_shlibs, $1)=no
4837	cat <<_LT_EOF 1>&2
4838
4839*** Warning: the GNU linker, at least up to release 2.19, is reported
4840*** to be unable to reliably create shared libraries on AIX.
4841*** Therefore, libtool is disabling shared libraries support.  If you
4842*** really care for shared libraries, you may want to install binutils
4843*** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
4844*** You will then need to restart the configuration process.
4845
4846_LT_EOF
4847      fi
4848      ;;
4849
4850    amigaos*)
4851      case $host_cpu in
4852      powerpc)
4853            # see comment about AmigaOS4 .so support
4854            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
4855            _LT_TAGVAR(archive_expsym_cmds, $1)=''
4856        ;;
4857      m68k)
4858            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4859            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4860            _LT_TAGVAR(hardcode_minus_L, $1)=yes
4861        ;;
4862      esac
4863      ;;
4864
4865    beos*)
4866      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4867	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4868	# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4869	# support --undefined.  This deserves some investigation.  FIXME
4870	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
4871      else
4872	_LT_TAGVAR(ld_shlibs, $1)=no
4873      fi
4874      ;;
4875
4876    cygwin* | mingw* | pw32* | cegcc*)
4877      # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4878      # as there is no search path for DLLs.
4879      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4880      _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
4881      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4882      _LT_TAGVAR(always_export_symbols, $1)=no
4883      _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4884      _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4885      _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4886
4887      if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
4888        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4889	# If the export-symbols file already is a .def file, use it as
4890	# is; otherwise, prepend EXPORTS...
4891	_LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
4892          cp $export_symbols $output_objdir/$soname.def;
4893        else
4894          echo EXPORTS > $output_objdir/$soname.def;
4895          cat $export_symbols >> $output_objdir/$soname.def;
4896        fi~
4897        $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4898      else
4899	_LT_TAGVAR(ld_shlibs, $1)=no
4900      fi
4901      ;;
4902
4903    haiku*)
4904      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
4905      _LT_TAGVAR(link_all_deplibs, $1)=yes
4906      ;;
4907
4908    interix[[3-9]]*)
4909      _LT_TAGVAR(hardcode_direct, $1)=no
4910      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4911      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
4912      _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
4913      # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4914      # Instead, shared libraries are loaded at an image base (0x10000000 by
4915      # default) and relocated if they conflict, which is a slow very memory
4916      # consuming and fragmenting process.  To avoid this, we pick a random,
4917      # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4918      # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
4919      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4920      _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4921      ;;
4922
4923    gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
4924      tmp_diet=no
4925      if test linux-dietlibc = "$host_os"; then
4926	case $cc_basename in
4927	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
4928	esac
4929      fi
4930      if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
4931	 && test no = "$tmp_diet"
4932      then
4933	tmp_addflag=' $pic_flag'
4934	tmp_sharedflag='-shared'
4935	case $cc_basename,$host_cpu in
4936        pgcc*)				# Portland Group C compiler
4937	  _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
4938	  tmp_addflag=' $pic_flag'
4939	  ;;
4940	pgf77* | pgf90* | pgf95* | pgfortran*)
4941					# Portland Group f77 and f90 compilers
4942	  _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
4943	  tmp_addflag=' $pic_flag -Mnomain' ;;
4944	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
4945	  tmp_addflag=' -i_dynamic' ;;
4946	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
4947	  tmp_addflag=' -i_dynamic -nofor_main' ;;
4948	ifc* | ifort*)			# Intel Fortran compiler
4949	  tmp_addflag=' -nofor_main' ;;
4950	lf95*)				# Lahey Fortran 8.1
4951	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
4952	  tmp_sharedflag='--shared' ;;
4953        nagfor*)                        # NAGFOR 5.3
4954          tmp_sharedflag='-Wl,-shared' ;;
4955	xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4956	  tmp_sharedflag='-qmkshrobj'
4957	  tmp_addflag= ;;
4958	nvcc*)	# Cuda Compiler Driver 2.2
4959	  _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
4960	  _LT_TAGVAR(compiler_needs_object, $1)=yes
4961	  ;;
4962	esac
4963	case `$CC -V 2>&1 | sed 5q` in
4964	*Sun\ C*)			# Sun C 5.9
4965	  _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
4966	  _LT_TAGVAR(compiler_needs_object, $1)=yes
4967	  tmp_sharedflag='-G' ;;
4968	*Sun\ F*)			# Sun Fortran 8.3
4969	  tmp_sharedflag='-G' ;;
4970	esac
4971	_LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
4972
4973        if test yes = "$supports_anon_versioning"; then
4974          _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4975            cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4976            echo "local: *; };" >> $output_objdir/$libname.ver~
4977            $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
4978        fi
4979
4980	case $cc_basename in
4981	xlf* | bgf* | bgxlf* | mpixlf*)
4982	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4983	  _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4984	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
4985	  _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
4986	  if test yes = "$supports_anon_versioning"; then
4987	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4988              cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4989              echo "local: *; };" >> $output_objdir/$libname.ver~
4990              $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4991	  fi
4992	  ;;
4993	esac
4994      else
4995        _LT_TAGVAR(ld_shlibs, $1)=no
4996      fi
4997      ;;
4998
4999    netbsd*)
5000      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5001	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
5002	wlarc=
5003      else
5004	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5005	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5006      fi
5007      ;;
5008
5009    solaris*)
5010      if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
5011	_LT_TAGVAR(ld_shlibs, $1)=no
5012	cat <<_LT_EOF 1>&2
5013
5014*** Warning: The releases 2.8.* of the GNU linker cannot reliably
5015*** create shared libraries on Solaris systems.  Therefore, libtool
5016*** is disabling shared libraries support.  We urge you to upgrade GNU
5017*** binutils to release 2.9.1 or newer.  Another option is to modify
5018*** your PATH or compiler configuration so that the native linker is
5019*** used, and then restart.
5020
5021_LT_EOF
5022      elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5023	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5024	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5025      else
5026	_LT_TAGVAR(ld_shlibs, $1)=no
5027      fi
5028      ;;
5029
5030    sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
5031      case `$LD -v 2>&1` in
5032        *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
5033	_LT_TAGVAR(ld_shlibs, $1)=no
5034	cat <<_LT_EOF 1>&2
5035
5036*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 cannot
5037*** reliably create shared libraries on SCO systems.  Therefore, libtool
5038*** is disabling shared libraries support.  We urge you to upgrade GNU
5039*** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
5040*** your PATH or compiler configuration so that the native linker is
5041*** used, and then restart.
5042
5043_LT_EOF
5044	;;
5045	*)
5046	  # For security reasons, it is highly recommended that you always
5047	  # use absolute paths for naming shared libraries, and exclude the
5048	  # DT_RUNPATH tag from executables and libraries.  But doing so
5049	  # requires that you compile everything twice, which is a pain.
5050	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5051	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5052	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5053	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5054	  else
5055	    _LT_TAGVAR(ld_shlibs, $1)=no
5056	  fi
5057	;;
5058      esac
5059      ;;
5060
5061    sunos4*)
5062      _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5063      wlarc=
5064      _LT_TAGVAR(hardcode_direct, $1)=yes
5065      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5066      ;;
5067
5068    *)
5069      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5070	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5071	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5072      else
5073	_LT_TAGVAR(ld_shlibs, $1)=no
5074      fi
5075      ;;
5076    esac
5077
5078    if test no = "$_LT_TAGVAR(ld_shlibs, $1)"; then
5079      runpath_var=
5080      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5081      _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5082      _LT_TAGVAR(whole_archive_flag_spec, $1)=
5083    fi
5084  else
5085    # PORTME fill in a description of your system's linker (not GNU ld)
5086    case $host_os in
5087    aix3*)
5088      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5089      _LT_TAGVAR(always_export_symbols, $1)=yes
5090      _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
5091      # Note: this linker hardcodes the directories in LIBPATH if there
5092      # are no directories specified by -L.
5093      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5094      if test yes = "$GCC" && test -z "$lt_prog_compiler_static"; then
5095	# Neither direct hardcoding nor static linking is supported with a
5096	# broken collect2.
5097	_LT_TAGVAR(hardcode_direct, $1)=unsupported
5098      fi
5099      ;;
5100
5101    aix[[4-9]]*)
5102      if test ia64 = "$host_cpu"; then
5103	# On IA64, the linker does run time linking by default, so we don't
5104	# have to do anything special.
5105	aix_use_runtimelinking=no
5106	exp_sym_flag='-Bexport'
5107	no_entry_flag=
5108      else
5109	# If we're using GNU nm, then we don't want the "-C" option.
5110	# -C means demangle to AIX nm, but means don't demangle with GNU nm
5111	# Also, AIX nm treats weak defined symbols like other global
5112	# defined symbols, whereas GNU nm marks them as "W".
5113	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
5114	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
5115	else
5116	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
5117	fi
5118	aix_use_runtimelinking=no
5119
5120	# Test if we are trying to use run time linking or normal
5121	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
5122	# need to do runtime linking.
5123	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5124	  for ld_flag in $LDFLAGS; do
5125	  if (test x-brtl = "x$ld_flag" || test x-Wl,-brtl = "x$ld_flag"); then
5126	    aix_use_runtimelinking=yes
5127	    break
5128	  fi
5129	  done
5130	  ;;
5131	esac
5132
5133	exp_sym_flag='-bexport'
5134	no_entry_flag='-bnoentry'
5135      fi
5136
5137      # When large executables or shared objects are built, AIX ld can
5138      # have problems creating the table of contents.  If linking a library
5139      # or program results in "error TOC overflow" add -mminimal-toc to
5140      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5141      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5142
5143      _LT_TAGVAR(archive_cmds, $1)=''
5144      _LT_TAGVAR(hardcode_direct, $1)=yes
5145      _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5146      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5147      _LT_TAGVAR(link_all_deplibs, $1)=yes
5148      _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
5149
5150      if test yes = "$GCC"; then
5151	case $host_os in aix4.[[012]]|aix4.[[012]].*)
5152	# We only want to do this on AIX 4.2 and lower, the check
5153	# below for broken collect2 doesn't work under 4.3+
5154	  collect2name=`$CC -print-prog-name=collect2`
5155	  if test -f "$collect2name" &&
5156	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5157	  then
5158	  # We have reworked collect2
5159	  :
5160	  else
5161	  # We have old collect2
5162	  _LT_TAGVAR(hardcode_direct, $1)=unsupported
5163	  # It fails to find uninstalled libraries when the uninstalled
5164	  # path is not listed in the libpath.  Setting hardcode_minus_L
5165	  # to unsupported forces relinking
5166	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
5167	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5168	  _LT_TAGVAR(hardcode_libdir_separator, $1)=
5169	  fi
5170	  ;;
5171	esac
5172	shared_flag='-shared'
5173	if test yes = "$aix_use_runtimelinking"; then
5174	  shared_flag="$shared_flag "'$wl-G'
5175	fi
5176      else
5177	# not using gcc
5178	if test ia64 = "$host_cpu"; then
5179	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5180	# chokes on -Wl,-G. The following line is correct:
5181	  shared_flag='-G'
5182	else
5183	  if test yes = "$aix_use_runtimelinking"; then
5184	    shared_flag='$wl-G'
5185	  else
5186	    shared_flag='$wl-bM:SRE'
5187	  fi
5188	fi
5189      fi
5190
5191      _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
5192      # It seems that -bexpall does not export symbols beginning with
5193      # underscore (_), so it is better to generate a list of symbols to export.
5194      _LT_TAGVAR(always_export_symbols, $1)=yes
5195      if test yes = "$aix_use_runtimelinking"; then
5196	# Warning - without using the other runtime loading flags (-brtl),
5197	# -berok will link without error, but may produce a broken library.
5198	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5199        # Determine the default libpath from the value encoded in an
5200        # empty executable.
5201        _LT_SYS_MODULE_PATH_AIX([$1])
5202        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5203        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs $wl'$no_entry_flag' $compiler_flags `if test -n "$allow_undefined_flag"; then func_echo_all "$wl$allow_undefined_flag"; else :; fi` $wl'$exp_sym_flag:\$export_symbols' '$shared_flag
5204      else
5205	if test ia64 = "$host_cpu"; then
5206	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
5207	  _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5208	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\$wl$no_entry_flag"' $compiler_flags $wl$allow_undefined_flag '"\$wl$exp_sym_flag:\$export_symbols"
5209	else
5210	 # Determine the default libpath from the value encoded in an
5211	 # empty executable.
5212	 _LT_SYS_MODULE_PATH_AIX([$1])
5213	 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5214	  # Warning - without using the other run time loading flags,
5215	  # -berok will link without error, but may produce a broken library.
5216	  _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
5217	  _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
5218	  if test yes = "$with_gnu_ld"; then
5219	    # We only use this code for GNU lds that support --whole-archive.
5220	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
5221	  else
5222	    # Exported symbols can be pulled into shared objects from archives
5223	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5224	  fi
5225	  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5226	  # This is similar to how AIX traditionally builds its shared libraries.
5227	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $wl-bnoentry $compiler_flags $wl-bE:$export_symbols$allow_undefined_flag~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5228	fi
5229      fi
5230      ;;
5231
5232    amigaos*)
5233      case $host_cpu in
5234      powerpc)
5235            # see comment about AmigaOS4 .so support
5236            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5237            _LT_TAGVAR(archive_expsym_cmds, $1)=''
5238        ;;
5239      m68k)
5240            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5241            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5242            _LT_TAGVAR(hardcode_minus_L, $1)=yes
5243        ;;
5244      esac
5245      ;;
5246
5247    bsdi[[45]]*)
5248      _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5249      ;;
5250
5251    cygwin* | mingw* | pw32* | cegcc*)
5252      # When not using gcc, we currently assume that we are using
5253      # Microsoft Visual C++.
5254      # hardcode_libdir_flag_spec is actually meaningless, as there is
5255      # no search path for DLLs.
5256      case $cc_basename in
5257      cl*)
5258	# Native MSVC
5259	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5260	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5261	_LT_TAGVAR(always_export_symbols, $1)=yes
5262	_LT_TAGVAR(file_list_spec, $1)='@'
5263	# Tell ltmain to make .lib files, not .a files.
5264	libext=lib
5265	# Tell ltmain to make .dll files, not .so files.
5266	shrext_cmds=.dll
5267	# FIXME: Setting linknames here is a bad hack.
5268	_LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
5269	_LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5270            cp "$export_symbols" "$output_objdir/$soname.def";
5271            echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
5272          else
5273            $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
5274          fi~
5275          $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
5276          linknames='
5277	# The linker will not automatically build a static lib if we build a DLL.
5278	# _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5279	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5280	_LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
5281	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1,DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
5282	# Don't use ranlib
5283	_LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
5284	_LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
5285          lt_tool_outputfile="@TOOL_OUTPUT@"~
5286          case $lt_outputfile in
5287            *.exe|*.EXE) ;;
5288            *)
5289              lt_outputfile=$lt_outputfile.exe
5290              lt_tool_outputfile=$lt_tool_outputfile.exe
5291              ;;
5292          esac~
5293          if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
5294            $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
5295            $RM "$lt_outputfile.manifest";
5296          fi'
5297	;;
5298      *)
5299	# Assume MSVC wrapper
5300	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5301	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5302	# Tell ltmain to make .lib files, not .a files.
5303	libext=lib
5304	# Tell ltmain to make .dll files, not .so files.
5305	shrext_cmds=.dll
5306	# FIXME: Setting linknames here is a bad hack.
5307	_LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
5308	# The linker will automatically build a .lib file if we build a DLL.
5309	_LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5310	# FIXME: Should let the user specify the lib program.
5311	_LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
5312	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5313	;;
5314      esac
5315      ;;
5316
5317    darwin* | rhapsody*)
5318      _LT_DARWIN_LINKER_FEATURES($1)
5319      ;;
5320
5321    dgux*)
5322      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5323      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5324      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5325      ;;
5326
5327    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5328    # support.  Future versions do this automatically, but an explicit c++rt0.o
5329    # does not break anything, and helps significantly (at the cost of a little
5330    # extra space).
5331    freebsd2.2*)
5332      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5333      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5334      _LT_TAGVAR(hardcode_direct, $1)=yes
5335      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5336      ;;
5337
5338    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5339    freebsd2.*)
5340      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5341      _LT_TAGVAR(hardcode_direct, $1)=yes
5342      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5343      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5344      ;;
5345
5346    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5347    freebsd* | dragonfly*)
5348      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5349      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5350      _LT_TAGVAR(hardcode_direct, $1)=yes
5351      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5352      ;;
5353
5354    hpux9*)
5355      if test yes = "$GCC"; then
5356	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
5357      else
5358	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
5359      fi
5360      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5361      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5362      _LT_TAGVAR(hardcode_direct, $1)=yes
5363
5364      # hardcode_minus_L: Not really in the search PATH,
5365      # but as the default location of the library.
5366      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5367      _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5368      ;;
5369
5370    hpux10*)
5371      if test yes,no = "$GCC,$with_gnu_ld"; then
5372	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5373      else
5374	_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5375      fi
5376      if test no = "$with_gnu_ld"; then
5377	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5378	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5379	_LT_TAGVAR(hardcode_direct, $1)=yes
5380	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5381	_LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5382	# hardcode_minus_L: Not really in the search PATH,
5383	# but as the default location of the library.
5384	_LT_TAGVAR(hardcode_minus_L, $1)=yes
5385      fi
5386      ;;
5387
5388    hpux11*)
5389      if test yes,no = "$GCC,$with_gnu_ld"; then
5390	case $host_cpu in
5391	hppa*64*)
5392	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5393	  ;;
5394	ia64*)
5395	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5396	  ;;
5397	*)
5398	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5399	  ;;
5400	esac
5401      else
5402	case $host_cpu in
5403	hppa*64*)
5404	  _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5405	  ;;
5406	ia64*)
5407	  _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5408	  ;;
5409	*)
5410	m4_if($1, [], [
5411	  # Older versions of the 11.00 compiler do not understand -b yet
5412	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
5413	  _LT_LINKER_OPTION([if $CC understands -b],
5414	    _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
5415	    [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
5416	    [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
5417	  [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
5418	  ;;
5419	esac
5420      fi
5421      if test no = "$with_gnu_ld"; then
5422	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5423	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5424
5425	case $host_cpu in
5426	hppa*64*|ia64*)
5427	  _LT_TAGVAR(hardcode_direct, $1)=no
5428	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5429	  ;;
5430	*)
5431	  _LT_TAGVAR(hardcode_direct, $1)=yes
5432	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5433	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5434
5435	  # hardcode_minus_L: Not really in the search PATH,
5436	  # but as the default location of the library.
5437	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
5438	  ;;
5439	esac
5440      fi
5441      ;;
5442
5443    irix5* | irix6* | nonstopux*)
5444      if test yes = "$GCC"; then
5445	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5446	# Try to use the -exported_symbol ld option, if it does not
5447	# work, assume that -exports_file does not work either and
5448	# implicitly export all symbols.
5449	# This should be the same for all languages, so no per-tag cache variable.
5450	AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol],
5451	  [lt_cv_irix_exported_symbol],
5452	  [save_LDFLAGS=$LDFLAGS
5453	   LDFLAGS="$LDFLAGS -shared $wl-exported_symbol ${wl}foo $wl-update_registry $wl/dev/null"
5454	   AC_LINK_IFELSE(
5455	     [AC_LANG_SOURCE(
5456	        [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
5457			      [C++], [[int foo (void) { return 0; }]],
5458			      [Fortran 77], [[
5459      subroutine foo
5460      end]],
5461			      [Fortran], [[
5462      subroutine foo
5463      end]])])],
5464	      [lt_cv_irix_exported_symbol=yes],
5465	      [lt_cv_irix_exported_symbol=no])
5466           LDFLAGS=$save_LDFLAGS])
5467	if test yes = "$lt_cv_irix_exported_symbol"; then
5468          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations $wl-exports_file $wl$export_symbols -o $lib'
5469	fi
5470      else
5471	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5472	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -exports_file $export_symbols -o $lib'
5473      fi
5474      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5475      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5476      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5477      _LT_TAGVAR(inherit_rpath, $1)=yes
5478      _LT_TAGVAR(link_all_deplibs, $1)=yes
5479      ;;
5480
5481    netbsd*)
5482      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5483	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5484      else
5485	_LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5486      fi
5487      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5488      _LT_TAGVAR(hardcode_direct, $1)=yes
5489      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5490      ;;
5491
5492    newsos6)
5493      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5494      _LT_TAGVAR(hardcode_direct, $1)=yes
5495      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5496      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5497      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5498      ;;
5499
5500    *nto* | *qnx*)
5501      ;;
5502
5503    openbsd* | bitrig*)
5504      if test -f /usr/libexec/ld.so; then
5505	_LT_TAGVAR(hardcode_direct, $1)=yes
5506	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5507	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5508	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
5509	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5510	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags $wl-retain-symbols-file,$export_symbols'
5511	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5512	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5513	else
5514	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5515	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5516	fi
5517      else
5518	_LT_TAGVAR(ld_shlibs, $1)=no
5519      fi
5520      ;;
5521
5522    os2*)
5523      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5524      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5525      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5526      _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
5527      _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5528      ;;
5529
5530    osf3*)
5531      if test yes = "$GCC"; then
5532	_LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5533	_LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5534      else
5535	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5536	_LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5537      fi
5538      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5539      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5540      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5541      ;;
5542
5543    osf4* | osf5*)	# as osf3* with the addition of -msym flag
5544      if test yes = "$GCC"; then
5545	_LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5546	_LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $pic_flag $libobjs $deplibs $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5547	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5548      else
5549	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5550	_LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5551	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
5552          $CC -shared$allow_undefined_flag $wl-input $wl$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~$RM $lib.exp'
5553
5554	# Both c and cxx compiler support -rpath directly
5555	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5556      fi
5557      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5558      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5559      ;;
5560
5561    solaris*)
5562      _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5563      if test yes = "$GCC"; then
5564	wlarc='$wl'
5565	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl-z ${wl}text $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5566	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5567          $CC -shared $pic_flag $wl-z ${wl}text $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5568      else
5569	case `$CC -V 2>&1` in
5570	*"Compilers 5.0"*)
5571	  wlarc=''
5572	  _LT_TAGVAR(archive_cmds, $1)='$LD -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $linker_flags'
5573	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5574            $LD -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5575	  ;;
5576	*)
5577	  wlarc='$wl'
5578	  _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5579	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5580            $CC -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5581	  ;;
5582	esac
5583      fi
5584      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5585      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5586      case $host_os in
5587      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5588      *)
5589	# The compiler driver will combine and reorder linker options,
5590	# but understands '-z linker_flag'.  GCC discards it without '$wl',
5591	# but is careful enough not to reorder.
5592	# Supported since Solaris 2.6 (maybe 2.5.1?)
5593	if test yes = "$GCC"; then
5594	  _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
5595	else
5596	  _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5597	fi
5598	;;
5599      esac
5600      _LT_TAGVAR(link_all_deplibs, $1)=yes
5601      ;;
5602
5603    sunos4*)
5604      if test sequent = "$host_vendor"; then
5605	# Use $CC to link under sequent, because it throws in some extra .o
5606	# files that make .init and .fini sections work.
5607	_LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5608      else
5609	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5610      fi
5611      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5612      _LT_TAGVAR(hardcode_direct, $1)=yes
5613      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5614      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5615      ;;
5616
5617    sysv4)
5618      case $host_vendor in
5619	sni)
5620	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5621	  _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5622	;;
5623	siemens)
5624	  ## LD is ld it makes a PLAMLIB
5625	  ## CC just makes a GrossModule.
5626	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5627	  _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5628	  _LT_TAGVAR(hardcode_direct, $1)=no
5629        ;;
5630	motorola)
5631	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5632	  _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5633	;;
5634      esac
5635      runpath_var='LD_RUN_PATH'
5636      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5637      ;;
5638
5639    sysv4.3*)
5640      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5641      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5642      _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5643      ;;
5644
5645    sysv4*MP*)
5646      if test -d /usr/nec; then
5647	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5648	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5649	runpath_var=LD_RUN_PATH
5650	hardcode_runpath_var=yes
5651	_LT_TAGVAR(ld_shlibs, $1)=yes
5652      fi
5653      ;;
5654
5655    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5656      _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
5657      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5658      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5659      runpath_var='LD_RUN_PATH'
5660
5661      if test yes = "$GCC"; then
5662	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5663	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5664      else
5665	_LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5666	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5667      fi
5668      ;;
5669
5670    sysv5* | sco3.2v5* | sco5v6*)
5671      # Note: We CANNOT use -z defs as we might desire, because we do not
5672      # link with -lc, and that would cause any symbols used from libc to
5673      # always be unresolved, which means just about no library would
5674      # ever link correctly.  If we're not using GNU ld we use -z text
5675      # though, which does catch some bad symbols but isn't as heavy-handed
5676      # as -z defs.
5677      _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
5678      _LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
5679      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5680      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5681      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
5682      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5683      _LT_TAGVAR(link_all_deplibs, $1)=yes
5684      _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
5685      runpath_var='LD_RUN_PATH'
5686
5687      if test yes = "$GCC"; then
5688	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5689	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5690      else
5691	_LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5692	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5693      fi
5694      ;;
5695
5696    uts4*)
5697      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5698      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5699      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5700      ;;
5701
5702    *)
5703      _LT_TAGVAR(ld_shlibs, $1)=no
5704      ;;
5705    esac
5706
5707    if test sni = "$host_vendor"; then
5708      case $host in
5709      sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
5710	_LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Blargedynsym'
5711	;;
5712      esac
5713    fi
5714  fi
5715])
5716AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5717test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
5718
5719_LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5720
5721_LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5722_LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5723_LT_DECL([], [extract_expsyms_cmds], [2],
5724    [The commands to extract the exported symbol list from a shared archive])
5725
5726#
5727# Do we need to explicitly link libc?
5728#
5729case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5730x|xyes)
5731  # Assume -lc should be added
5732  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5733
5734  if test yes,yes = "$GCC,$enable_shared"; then
5735    case $_LT_TAGVAR(archive_cmds, $1) in
5736    *'~'*)
5737      # FIXME: we may have to deal with multi-command sequences.
5738      ;;
5739    '$CC '*)
5740      # Test whether the compiler implicitly links with -lc since on some
5741      # systems, -lgcc has to come before -lc. If gcc already passes -lc
5742      # to ld, don't add -lc before -lgcc.
5743      AC_CACHE_CHECK([whether -lc should be explicitly linked in],
5744	[lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
5745	[$RM conftest*
5746	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5747
5748	if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5749	  soname=conftest
5750	  lib=conftest
5751	  libobjs=conftest.$ac_objext
5752	  deplibs=
5753	  wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5754	  pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5755	  compiler_flags=-v
5756	  linker_flags=-v
5757	  verstring=
5758	  output_objdir=.
5759	  libname=conftest
5760	  lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5761	  _LT_TAGVAR(allow_undefined_flag, $1)=
5762	  if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
5763	  then
5764	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5765	  else
5766	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5767	  fi
5768	  _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5769	else
5770	  cat conftest.err 1>&5
5771	fi
5772	$RM conftest*
5773	])
5774      _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
5775      ;;
5776    esac
5777  fi
5778  ;;
5779esac
5780
5781_LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5782    [Whether or not to add -lc for building shared libraries])
5783_LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5784    [enable_shared_with_static_runtimes], [0],
5785    [Whether or not to disallow shared libs when runtime libs are static])
5786_LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5787    [Compiler flag to allow reflexive dlopens])
5788_LT_TAGDECL([], [whole_archive_flag_spec], [1],
5789    [Compiler flag to generate shared objects directly from archives])
5790_LT_TAGDECL([], [compiler_needs_object], [1],
5791    [Whether the compiler copes with passing no objects directly])
5792_LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5793    [Create an old-style archive from a shared archive])
5794_LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5795    [Create a temporary old-style archive to link instead of a shared archive])
5796_LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5797_LT_TAGDECL([], [archive_expsym_cmds], [2])
5798_LT_TAGDECL([], [module_cmds], [2],
5799    [Commands used to build a loadable module if different from building
5800    a shared archive.])
5801_LT_TAGDECL([], [module_expsym_cmds], [2])
5802_LT_TAGDECL([], [with_gnu_ld], [1],
5803    [Whether we are building with GNU ld or not])
5804_LT_TAGDECL([], [allow_undefined_flag], [1],
5805    [Flag that allows shared libraries with undefined symbols to be built])
5806_LT_TAGDECL([], [no_undefined_flag], [1],
5807    [Flag that enforces no undefined symbols])
5808_LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5809    [Flag to hardcode $libdir into a binary during linking.
5810    This must work even if $libdir does not exist])
5811_LT_TAGDECL([], [hardcode_libdir_separator], [1],
5812    [Whether we need a single "-rpath" flag with a separated argument])
5813_LT_TAGDECL([], [hardcode_direct], [0],
5814    [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
5815    DIR into the resulting binary])
5816_LT_TAGDECL([], [hardcode_direct_absolute], [0],
5817    [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
5818    DIR into the resulting binary and the resulting library dependency is
5819    "absolute", i.e impossible to change by setting $shlibpath_var if the
5820    library is relocated])
5821_LT_TAGDECL([], [hardcode_minus_L], [0],
5822    [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5823    into the resulting binary])
5824_LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5825    [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5826    into the resulting binary])
5827_LT_TAGDECL([], [hardcode_automatic], [0],
5828    [Set to "yes" if building a shared library automatically hardcodes DIR
5829    into the library and all subsequent libraries and executables linked
5830    against it])
5831_LT_TAGDECL([], [inherit_rpath], [0],
5832    [Set to yes if linker adds runtime paths of dependent libraries
5833    to runtime path list])
5834_LT_TAGDECL([], [link_all_deplibs], [0],
5835    [Whether libtool must link a program against all its dependency libraries])
5836_LT_TAGDECL([], [always_export_symbols], [0],
5837    [Set to "yes" if exported symbols are required])
5838_LT_TAGDECL([], [export_symbols_cmds], [2],
5839    [The commands to list exported symbols])
5840_LT_TAGDECL([], [exclude_expsyms], [1],
5841    [Symbols that should not be listed in the preloaded symbols])
5842_LT_TAGDECL([], [include_expsyms], [1],
5843    [Symbols that must always be exported])
5844_LT_TAGDECL([], [prelink_cmds], [2],
5845    [Commands necessary for linking programs (against libraries) with templates])
5846_LT_TAGDECL([], [postlink_cmds], [2],
5847    [Commands necessary for finishing linking programs])
5848_LT_TAGDECL([], [file_list_spec], [1],
5849    [Specify filename containing input files])
5850dnl FIXME: Not yet implemented
5851dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5852dnl    [Compiler flag to generate thread safe objects])
5853])# _LT_LINKER_SHLIBS
5854
5855
5856# _LT_LANG_C_CONFIG([TAG])
5857# ------------------------
5858# Ensure that the configuration variables for a C compiler are suitably
5859# defined.  These variables are subsequently used by _LT_CONFIG to write
5860# the compiler configuration to 'libtool'.
5861m4_defun([_LT_LANG_C_CONFIG],
5862[m4_require([_LT_DECL_EGREP])dnl
5863lt_save_CC=$CC
5864AC_LANG_PUSH(C)
5865
5866# Source file extension for C test sources.
5867ac_ext=c
5868
5869# Object file extension for compiled C test sources.
5870objext=o
5871_LT_TAGVAR(objext, $1)=$objext
5872
5873# Code to be used in simple compile tests
5874lt_simple_compile_test_code="int some_variable = 0;"
5875
5876# Code to be used in simple link tests
5877lt_simple_link_test_code='int main(){return(0);}'
5878
5879_LT_TAG_COMPILER
5880# Save the default compiler, since it gets overwritten when the other
5881# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5882compiler_DEFAULT=$CC
5883
5884# save warnings/boilerplate of simple test code
5885_LT_COMPILER_BOILERPLATE
5886_LT_LINKER_BOILERPLATE
5887
5888## CAVEAT EMPTOR:
5889## There is no encapsulation within the following macros, do not change
5890## the running order or otherwise move them around unless you know exactly
5891## what you are doing...
5892if test -n "$compiler"; then
5893  _LT_COMPILER_NO_RTTI($1)
5894  _LT_COMPILER_PIC($1)
5895  _LT_COMPILER_C_O($1)
5896  _LT_COMPILER_FILE_LOCKS($1)
5897  _LT_LINKER_SHLIBS($1)
5898  _LT_SYS_DYNAMIC_LINKER($1)
5899  _LT_LINKER_HARDCODE_LIBPATH($1)
5900  LT_SYS_DLOPEN_SELF
5901  _LT_CMD_STRIPLIB
5902
5903  # Report what library types will actually be built
5904  AC_MSG_CHECKING([if libtool supports shared libraries])
5905  AC_MSG_RESULT([$can_build_shared])
5906
5907  AC_MSG_CHECKING([whether to build shared libraries])
5908  test no = "$can_build_shared" && enable_shared=no
5909
5910  # On AIX, shared libraries and static libraries use the same namespace, and
5911  # are all built from PIC.
5912  case $host_os in
5913  aix3*)
5914    test yes = "$enable_shared" && enable_static=no
5915    if test -n "$RANLIB"; then
5916      archive_cmds="$archive_cmds~\$RANLIB \$lib"
5917      postinstall_cmds='$RANLIB $lib'
5918    fi
5919    ;;
5920
5921  aix[[4-9]]*)
5922    if test ia64 != "$host_cpu" && test no = "$aix_use_runtimelinking"; then
5923      test yes = "$enable_shared" && enable_static=no
5924    fi
5925    ;;
5926  esac
5927  AC_MSG_RESULT([$enable_shared])
5928
5929  AC_MSG_CHECKING([whether to build static libraries])
5930  # Make sure either enable_shared or enable_static is yes.
5931  test yes = "$enable_shared" || enable_static=yes
5932  AC_MSG_RESULT([$enable_static])
5933
5934  _LT_CONFIG($1)
5935fi
5936AC_LANG_POP
5937CC=$lt_save_CC
5938])# _LT_LANG_C_CONFIG
5939
5940
5941# _LT_LANG_CXX_CONFIG([TAG])
5942# --------------------------
5943# Ensure that the configuration variables for a C++ compiler are suitably
5944# defined.  These variables are subsequently used by _LT_CONFIG to write
5945# the compiler configuration to 'libtool'.
5946m4_defun([_LT_LANG_CXX_CONFIG],
5947[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5948m4_require([_LT_DECL_EGREP])dnl
5949m4_require([_LT_PATH_MANIFEST_TOOL])dnl
5950if test -n "$CXX" && ( test no != "$CXX" &&
5951    ( (test g++ = "$CXX" && `g++ -v >/dev/null 2>&1` ) ||
5952    (test g++ != "$CXX"))); then
5953  AC_PROG_CXXCPP
5954else
5955  _lt_caught_CXX_error=yes
5956fi
5957
5958AC_LANG_PUSH(C++)
5959_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5960_LT_TAGVAR(allow_undefined_flag, $1)=
5961_LT_TAGVAR(always_export_symbols, $1)=no
5962_LT_TAGVAR(archive_expsym_cmds, $1)=
5963_LT_TAGVAR(compiler_needs_object, $1)=no
5964_LT_TAGVAR(export_dynamic_flag_spec, $1)=
5965_LT_TAGVAR(hardcode_direct, $1)=no
5966_LT_TAGVAR(hardcode_direct_absolute, $1)=no
5967_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5968_LT_TAGVAR(hardcode_libdir_separator, $1)=
5969_LT_TAGVAR(hardcode_minus_L, $1)=no
5970_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5971_LT_TAGVAR(hardcode_automatic, $1)=no
5972_LT_TAGVAR(inherit_rpath, $1)=no
5973_LT_TAGVAR(module_cmds, $1)=
5974_LT_TAGVAR(module_expsym_cmds, $1)=
5975_LT_TAGVAR(link_all_deplibs, $1)=unknown
5976_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5977_LT_TAGVAR(reload_flag, $1)=$reload_flag
5978_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
5979_LT_TAGVAR(no_undefined_flag, $1)=
5980_LT_TAGVAR(whole_archive_flag_spec, $1)=
5981_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5982
5983# Source file extension for C++ test sources.
5984ac_ext=cpp
5985
5986# Object file extension for compiled C++ test sources.
5987objext=o
5988_LT_TAGVAR(objext, $1)=$objext
5989
5990# No sense in running all these tests if we already determined that
5991# the CXX compiler isn't working.  Some variables (like enable_shared)
5992# are currently assumed to apply to all compilers on this platform,
5993# and will be corrupted by setting them based on a non-working compiler.
5994if test yes != "$_lt_caught_CXX_error"; then
5995  # Code to be used in simple compile tests
5996  lt_simple_compile_test_code="int some_variable = 0;"
5997
5998  # Code to be used in simple link tests
5999  lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
6000
6001  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6002  _LT_TAG_COMPILER
6003
6004  # save warnings/boilerplate of simple test code
6005  _LT_COMPILER_BOILERPLATE
6006  _LT_LINKER_BOILERPLATE
6007
6008  # Allow CC to be a program name with arguments.
6009  lt_save_CC=$CC
6010  lt_save_CFLAGS=$CFLAGS
6011  lt_save_LD=$LD
6012  lt_save_GCC=$GCC
6013  GCC=$GXX
6014  lt_save_with_gnu_ld=$with_gnu_ld
6015  lt_save_path_LD=$lt_cv_path_LD
6016  if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
6017    lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
6018  else
6019    $as_unset lt_cv_prog_gnu_ld
6020  fi
6021  if test -n "${lt_cv_path_LDCXX+set}"; then
6022    lt_cv_path_LD=$lt_cv_path_LDCXX
6023  else
6024    $as_unset lt_cv_path_LD
6025  fi
6026  test -z "${LDCXX+set}" || LD=$LDCXX
6027  CC=${CXX-"c++"}
6028  CFLAGS=$CXXFLAGS
6029  compiler=$CC
6030  _LT_TAGVAR(compiler, $1)=$CC
6031  _LT_CC_BASENAME([$compiler])
6032
6033  if test -n "$compiler"; then
6034    # We don't want -fno-exception when compiling C++ code, so set the
6035    # no_builtin_flag separately
6036    if test yes = "$GXX"; then
6037      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
6038    else
6039      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
6040    fi
6041
6042    if test yes = "$GXX"; then
6043      # Set up default GNU C++ configuration
6044
6045      LT_PATH_LD
6046
6047      # Check if GNU C++ uses GNU ld as the underlying linker, since the
6048      # archiving commands below assume that GNU ld is being used.
6049      if test yes = "$with_gnu_ld"; then
6050        _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6051        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6052
6053        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6054        _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6055
6056        # If archive_cmds runs LD, not CC, wlarc should be empty
6057        # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
6058        #     investigate it a little bit more. (MM)
6059        wlarc='$wl'
6060
6061        # ancient GNU ld didn't support --whole-archive et. al.
6062        if eval "`$CC -print-prog-name=ld` --help 2>&1" |
6063	  $GREP 'no-whole-archive' > /dev/null; then
6064          _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
6065        else
6066          _LT_TAGVAR(whole_archive_flag_spec, $1)=
6067        fi
6068      else
6069        with_gnu_ld=no
6070        wlarc=
6071
6072        # A generic and very simple default shared library creation
6073        # command for GNU C++ for the case where it uses the native
6074        # linker, instead of GNU ld.  If possible, this setting should
6075        # overridden to take advantage of the native linker features on
6076        # the platform it is being used on.
6077        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6078      fi
6079
6080      # Commands to make compiler produce verbose output that lists
6081      # what "hidden" libraries, object files and flags are used when
6082      # linking a shared library.
6083      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6084
6085    else
6086      GXX=no
6087      with_gnu_ld=no
6088      wlarc=
6089    fi
6090
6091    # PORTME: fill in a description of your system's C++ link characteristics
6092    AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
6093    _LT_TAGVAR(ld_shlibs, $1)=yes
6094    case $host_os in
6095      aix3*)
6096        # FIXME: insert proper C++ library support
6097        _LT_TAGVAR(ld_shlibs, $1)=no
6098        ;;
6099      aix[[4-9]]*)
6100        if test ia64 = "$host_cpu"; then
6101          # On IA64, the linker does run time linking by default, so we don't
6102          # have to do anything special.
6103          aix_use_runtimelinking=no
6104          exp_sym_flag='-Bexport'
6105          no_entry_flag=
6106        else
6107          aix_use_runtimelinking=no
6108
6109          # Test if we are trying to use run time linking or normal
6110          # AIX style linking. If -brtl is somewhere in LDFLAGS, we
6111          # need to do runtime linking.
6112          case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
6113	    for ld_flag in $LDFLAGS; do
6114	      case $ld_flag in
6115	      *-brtl*)
6116	        aix_use_runtimelinking=yes
6117	        break
6118	        ;;
6119	      esac
6120	    done
6121	    ;;
6122          esac
6123
6124          exp_sym_flag='-bexport'
6125          no_entry_flag='-bnoentry'
6126        fi
6127
6128        # When large executables or shared objects are built, AIX ld can
6129        # have problems creating the table of contents.  If linking a library
6130        # or program results in "error TOC overflow" add -mminimal-toc to
6131        # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
6132        # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
6133
6134        _LT_TAGVAR(archive_cmds, $1)=''
6135        _LT_TAGVAR(hardcode_direct, $1)=yes
6136        _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6137        _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6138        _LT_TAGVAR(link_all_deplibs, $1)=yes
6139        _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
6140
6141        if test yes = "$GXX"; then
6142          case $host_os in aix4.[[012]]|aix4.[[012]].*)
6143          # We only want to do this on AIX 4.2 and lower, the check
6144          # below for broken collect2 doesn't work under 4.3+
6145	  collect2name=`$CC -print-prog-name=collect2`
6146	  if test -f "$collect2name" &&
6147	     strings "$collect2name" | $GREP resolve_lib_name >/dev/null
6148	  then
6149	    # We have reworked collect2
6150	    :
6151	  else
6152	    # We have old collect2
6153	    _LT_TAGVAR(hardcode_direct, $1)=unsupported
6154	    # It fails to find uninstalled libraries when the uninstalled
6155	    # path is not listed in the libpath.  Setting hardcode_minus_L
6156	    # to unsupported forces relinking
6157	    _LT_TAGVAR(hardcode_minus_L, $1)=yes
6158	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6159	    _LT_TAGVAR(hardcode_libdir_separator, $1)=
6160	  fi
6161          esac
6162          shared_flag='-shared'
6163	  if test yes = "$aix_use_runtimelinking"; then
6164	    shared_flag=$shared_flag' $wl-G'
6165	  fi
6166        else
6167          # not using gcc
6168          if test ia64 = "$host_cpu"; then
6169	  # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
6170	  # chokes on -Wl,-G. The following line is correct:
6171	  shared_flag='-G'
6172          else
6173	    if test yes = "$aix_use_runtimelinking"; then
6174	      shared_flag='$wl-G'
6175	    else
6176	      shared_flag='$wl-bM:SRE'
6177	    fi
6178          fi
6179        fi
6180
6181        _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
6182        # It seems that -bexpall does not export symbols beginning with
6183        # underscore (_), so it is better to generate a list of symbols to
6184	# export.
6185        _LT_TAGVAR(always_export_symbols, $1)=yes
6186        if test yes = "$aix_use_runtimelinking"; then
6187          # Warning - without using the other runtime loading flags (-brtl),
6188          # -berok will link without error, but may produce a broken library.
6189          _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
6190          # Determine the default libpath from the value encoded in an empty
6191          # executable.
6192          _LT_SYS_MODULE_PATH_AIX([$1])
6193          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6194
6195          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs $wl'$no_entry_flag' $compiler_flags `if test -n "$allow_undefined_flag"; then func_echo_all "$wl$allow_undefined_flag"; else :; fi` $wl'$exp_sym_flag:\$export_symbols' '$shared_flag
6196        else
6197          if test ia64 = "$host_cpu"; then
6198	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
6199	    _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
6200	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\$wl$no_entry_flag"' $compiler_flags $wl$allow_undefined_flag '"\$wl$exp_sym_flag:\$export_symbols"
6201          else
6202	    # Determine the default libpath from the value encoded in an
6203	    # empty executable.
6204	    _LT_SYS_MODULE_PATH_AIX([$1])
6205	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6206	    # Warning - without using the other run time loading flags,
6207	    # -berok will link without error, but may produce a broken library.
6208	    _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
6209	    _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
6210	    if test yes = "$with_gnu_ld"; then
6211	      # We only use this code for GNU lds that support --whole-archive.
6212	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
6213	    else
6214	      # Exported symbols can be pulled into shared objects from archives
6215	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
6216	    fi
6217	    _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6218	    # This is similar to how AIX traditionally builds its shared
6219	    # libraries.
6220	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $wl-bnoentry $compiler_flags $wl-bE:$export_symbols$allow_undefined_flag~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
6221          fi
6222        fi
6223        ;;
6224
6225      beos*)
6226	if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
6227	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6228	  # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
6229	  # support --undefined.  This deserves some investigation.  FIXME
6230	  _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6231	else
6232	  _LT_TAGVAR(ld_shlibs, $1)=no
6233	fi
6234	;;
6235
6236      chorus*)
6237        case $cc_basename in
6238          *)
6239	  # FIXME: insert proper C++ library support
6240	  _LT_TAGVAR(ld_shlibs, $1)=no
6241	  ;;
6242        esac
6243        ;;
6244
6245      cygwin* | mingw* | pw32* | cegcc*)
6246	case $GXX,$cc_basename in
6247	,cl* | no,cl*)
6248	  # Native MSVC
6249	  # hardcode_libdir_flag_spec is actually meaningless, as there is
6250	  # no search path for DLLs.
6251	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
6252	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6253	  _LT_TAGVAR(always_export_symbols, $1)=yes
6254	  _LT_TAGVAR(file_list_spec, $1)='@'
6255	  # Tell ltmain to make .lib files, not .a files.
6256	  libext=lib
6257	  # Tell ltmain to make .dll files, not .so files.
6258	  shrext_cmds=.dll
6259	  # FIXME: Setting linknames here is a bad hack.
6260	  _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
6261	  _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6262              cp "$export_symbols" "$output_objdir/$soname.def";
6263              echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
6264            else
6265              $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
6266            fi~
6267            $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
6268            linknames='
6269	  # The linker will not automatically build a static lib if we build a DLL.
6270	  # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
6271	  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6272	  # Don't use ranlib
6273	  _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
6274	  _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
6275            lt_tool_outputfile="@TOOL_OUTPUT@"~
6276            case $lt_outputfile in
6277              *.exe|*.EXE) ;;
6278              *)
6279                lt_outputfile=$lt_outputfile.exe
6280                lt_tool_outputfile=$lt_tool_outputfile.exe
6281                ;;
6282            esac~
6283            func_to_tool_file "$lt_outputfile"~
6284            if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
6285              $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
6286              $RM "$lt_outputfile.manifest";
6287            fi'
6288	  ;;
6289	*)
6290	  # g++
6291	  # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
6292	  # as there is no search path for DLLs.
6293	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6294	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
6295	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6296	  _LT_TAGVAR(always_export_symbols, $1)=no
6297	  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6298
6299	  if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
6300	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6301	    # If the export-symbols file already is a .def file, use it as
6302	    # is; otherwise, prepend EXPORTS...
6303	    _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6304              cp $export_symbols $output_objdir/$soname.def;
6305            else
6306              echo EXPORTS > $output_objdir/$soname.def;
6307              cat $export_symbols >> $output_objdir/$soname.def;
6308            fi~
6309            $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6310	  else
6311	    _LT_TAGVAR(ld_shlibs, $1)=no
6312	  fi
6313	  ;;
6314	esac
6315	;;
6316      darwin* | rhapsody*)
6317        _LT_DARWIN_LINKER_FEATURES($1)
6318	;;
6319
6320      dgux*)
6321        case $cc_basename in
6322          ec++*)
6323	    # FIXME: insert proper C++ library support
6324	    _LT_TAGVAR(ld_shlibs, $1)=no
6325	    ;;
6326          ghcx*)
6327	    # Green Hills C++ Compiler
6328	    # FIXME: insert proper C++ library support
6329	    _LT_TAGVAR(ld_shlibs, $1)=no
6330	    ;;
6331          *)
6332	    # FIXME: insert proper C++ library support
6333	    _LT_TAGVAR(ld_shlibs, $1)=no
6334	    ;;
6335        esac
6336        ;;
6337
6338      freebsd2.*)
6339        # C++ shared libraries reported to be fairly broken before
6340	# switch to ELF
6341        _LT_TAGVAR(ld_shlibs, $1)=no
6342        ;;
6343
6344      freebsd-elf*)
6345        _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6346        ;;
6347
6348      freebsd* | dragonfly*)
6349        # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
6350        # conventions
6351        _LT_TAGVAR(ld_shlibs, $1)=yes
6352        ;;
6353
6354      haiku*)
6355        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6356        _LT_TAGVAR(link_all_deplibs, $1)=yes
6357        ;;
6358
6359      hpux9*)
6360        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6361        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6362        _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6363        _LT_TAGVAR(hardcode_direct, $1)=yes
6364        _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6365				             # but as the default
6366				             # location of the library.
6367
6368        case $cc_basename in
6369          CC*)
6370            # FIXME: insert proper C++ library support
6371            _LT_TAGVAR(ld_shlibs, $1)=no
6372            ;;
6373          aCC*)
6374            _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
6375            # Commands to make compiler produce verbose output that lists
6376            # what "hidden" libraries, object files and flags are used when
6377            # linking a shared library.
6378            #
6379            # There doesn't appear to be a way to prevent this compiler from
6380            # explicitly linking system object files so we need to strip them
6381            # from the output so that they don't get included in the library
6382            # dependencies.
6383            output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6384            ;;
6385          *)
6386            if test yes = "$GXX"; then
6387              _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
6388            else
6389              # FIXME: insert proper C++ library support
6390              _LT_TAGVAR(ld_shlibs, $1)=no
6391            fi
6392            ;;
6393        esac
6394        ;;
6395
6396      hpux10*|hpux11*)
6397        if test no = "$with_gnu_ld"; then
6398	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6399	  _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6400
6401          case $host_cpu in
6402            hppa*64*|ia64*)
6403              ;;
6404            *)
6405	      _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6406              ;;
6407          esac
6408        fi
6409        case $host_cpu in
6410          hppa*64*|ia64*)
6411            _LT_TAGVAR(hardcode_direct, $1)=no
6412            _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6413            ;;
6414          *)
6415            _LT_TAGVAR(hardcode_direct, $1)=yes
6416            _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6417            _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6418					         # but as the default
6419					         # location of the library.
6420            ;;
6421        esac
6422
6423        case $cc_basename in
6424          CC*)
6425	    # FIXME: insert proper C++ library support
6426	    _LT_TAGVAR(ld_shlibs, $1)=no
6427	    ;;
6428          aCC*)
6429	    case $host_cpu in
6430	      hppa*64*)
6431	        _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6432	        ;;
6433	      ia64*)
6434	        _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6435	        ;;
6436	      *)
6437	        _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6438	        ;;
6439	    esac
6440	    # Commands to make compiler produce verbose output that lists
6441	    # what "hidden" libraries, object files and flags are used when
6442	    # linking a shared library.
6443	    #
6444	    # There doesn't appear to be a way to prevent this compiler from
6445	    # explicitly linking system object files so we need to strip them
6446	    # from the output so that they don't get included in the library
6447	    # dependencies.
6448	    output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6449	    ;;
6450          *)
6451	    if test yes = "$GXX"; then
6452	      if test no = "$with_gnu_ld"; then
6453	        case $host_cpu in
6454	          hppa*64*)
6455	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6456	            ;;
6457	          ia64*)
6458	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6459	            ;;
6460	          *)
6461	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6462	            ;;
6463	        esac
6464	      fi
6465	    else
6466	      # FIXME: insert proper C++ library support
6467	      _LT_TAGVAR(ld_shlibs, $1)=no
6468	    fi
6469	    ;;
6470        esac
6471        ;;
6472
6473      interix[[3-9]]*)
6474	_LT_TAGVAR(hardcode_direct, $1)=no
6475	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6476	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6477	_LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6478	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
6479	# Instead, shared libraries are loaded at an image base (0x10000000 by
6480	# default) and relocated if they conflict, which is a slow very memory
6481	# consuming and fragmenting process.  To avoid this, we pick a random,
6482	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
6483	# time.  Moving up from 0x10000000 also allows more sbrk(2) space.
6484	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6485	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6486	;;
6487      irix5* | irix6*)
6488        case $cc_basename in
6489          CC*)
6490	    # SGI C++
6491	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
6492
6493	    # Archives containing C++ object files must be created using
6494	    # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
6495	    # necessary to make sure instantiated templates are included
6496	    # in the archive.
6497	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
6498	    ;;
6499          *)
6500	    if test yes = "$GXX"; then
6501	      if test no = "$with_gnu_ld"; then
6502	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
6503	      else
6504	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` -o $lib'
6505	      fi
6506	    fi
6507	    _LT_TAGVAR(link_all_deplibs, $1)=yes
6508	    ;;
6509        esac
6510        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6511        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6512        _LT_TAGVAR(inherit_rpath, $1)=yes
6513        ;;
6514
6515      linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
6516        case $cc_basename in
6517          KCC*)
6518	    # Kuck and Associates, Inc. (KAI) C++ Compiler
6519
6520	    # KCC will only create a shared library if the output file
6521	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
6522	    # to its proper name (with version) after linking.
6523	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6524	    _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib $wl-retain-symbols-file,$export_symbols; mv \$templib $lib'
6525	    # Commands to make compiler produce verbose output that lists
6526	    # what "hidden" libraries, object files and flags are used when
6527	    # linking a shared library.
6528	    #
6529	    # There doesn't appear to be a way to prevent this compiler from
6530	    # explicitly linking system object files so we need to strip them
6531	    # from the output so that they don't get included in the library
6532	    # dependencies.
6533	    output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6534
6535	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6536	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6537
6538	    # Archives containing C++ object files must be created using
6539	    # "CC -Bstatic", where "CC" is the KAI C++ compiler.
6540	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
6541	    ;;
6542	  icpc* | ecpc* )
6543	    # Intel C++
6544	    with_gnu_ld=yes
6545	    # version 8.0 and above of icpc choke on multiply defined symbols
6546	    # if we add $predep_objects and $postdep_objects, however 7.1 and
6547	    # earlier do not add the objects themselves.
6548	    case `$CC -V 2>&1` in
6549	      *"Version 7."*)
6550	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6551		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6552		;;
6553	      *)  # Version 8.0 or newer
6554	        tmp_idyn=
6555	        case $host_cpu in
6556		  ia64*) tmp_idyn=' -i_dynamic';;
6557		esac
6558	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6559		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6560		;;
6561	    esac
6562	    _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6563	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6564	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6565	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
6566	    ;;
6567          pgCC* | pgcpp*)
6568            # Portland Group C++ compiler
6569	    case `$CC -V` in
6570	    *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6571	      _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6572               rm -rf $tpldir~
6573               $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6574               compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6575	      _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6576                rm -rf $tpldir~
6577                $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6578                $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6579                $RANLIB $oldlib'
6580	      _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6581                rm -rf $tpldir~
6582                $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6583                $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6584	      _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
6585                rm -rf $tpldir~
6586                $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6587                $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6588	      ;;
6589	    *) # Version 6 and above use weak symbols
6590	      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6591	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6592	      ;;
6593	    esac
6594
6595	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl--rpath $wl$libdir'
6596	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6597	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
6598            ;;
6599	  cxx*)
6600	    # Compaq C++
6601	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6602	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname  -o $lib $wl-retain-symbols-file $wl$export_symbols'
6603
6604	    runpath_var=LD_RUN_PATH
6605	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6606	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6607
6608	    # Commands to make compiler produce verbose output that lists
6609	    # what "hidden" libraries, object files and flags are used when
6610	    # linking a shared library.
6611	    #
6612	    # There doesn't appear to be a way to prevent this compiler from
6613	    # explicitly linking system object files so we need to strip them
6614	    # from the output so that they don't get included in the library
6615	    # dependencies.
6616	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
6617	    ;;
6618	  xl* | mpixl* | bgxl*)
6619	    # IBM XL 8.0 on PPC, with GNU ld
6620	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6621	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6622	    _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6623	    if test yes = "$supports_anon_versioning"; then
6624	      _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
6625                cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
6626                echo "local: *; };" >> $output_objdir/$libname.ver~
6627                $CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
6628	    fi
6629	    ;;
6630	  *)
6631	    case `$CC -V 2>&1 | sed 5q` in
6632	    *Sun\ C*)
6633	      # Sun C++ 5.9
6634	      _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6635	      _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6636	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-retain-symbols-file $wl$export_symbols'
6637	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6638	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
6639	      _LT_TAGVAR(compiler_needs_object, $1)=yes
6640
6641	      # Not sure whether something based on
6642	      # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
6643	      # would be better.
6644	      output_verbose_link_cmd='func_echo_all'
6645
6646	      # Archives containing C++ object files must be created using
6647	      # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6648	      # necessary to make sure instantiated templates are included
6649	      # in the archive.
6650	      _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6651	      ;;
6652	    esac
6653	    ;;
6654	esac
6655	;;
6656
6657      lynxos*)
6658        # FIXME: insert proper C++ library support
6659	_LT_TAGVAR(ld_shlibs, $1)=no
6660	;;
6661
6662      m88k*)
6663        # FIXME: insert proper C++ library support
6664        _LT_TAGVAR(ld_shlibs, $1)=no
6665	;;
6666
6667      mvs*)
6668        case $cc_basename in
6669          cxx*)
6670	    # FIXME: insert proper C++ library support
6671	    _LT_TAGVAR(ld_shlibs, $1)=no
6672	    ;;
6673	  *)
6674	    # FIXME: insert proper C++ library support
6675	    _LT_TAGVAR(ld_shlibs, $1)=no
6676	    ;;
6677	esac
6678	;;
6679
6680      netbsd*)
6681        if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
6682	  _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6683	  wlarc=
6684	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6685	  _LT_TAGVAR(hardcode_direct, $1)=yes
6686	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6687	fi
6688	# Workaround some broken pre-1.5 toolchains
6689	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
6690	;;
6691
6692      *nto* | *qnx*)
6693        _LT_TAGVAR(ld_shlibs, $1)=yes
6694	;;
6695
6696      openbsd* | bitrig*)
6697	if test -f /usr/libexec/ld.so; then
6698	  _LT_TAGVAR(hardcode_direct, $1)=yes
6699	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6700	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6701	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6702	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6703	  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`"; then
6704	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-retain-symbols-file,$export_symbols -o $lib'
6705	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6706	    _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
6707	  fi
6708	  output_verbose_link_cmd=func_echo_all
6709	else
6710	  _LT_TAGVAR(ld_shlibs, $1)=no
6711	fi
6712	;;
6713
6714      osf3* | osf4* | osf5*)
6715        case $cc_basename in
6716          KCC*)
6717	    # Kuck and Associates, Inc. (KAI) C++ Compiler
6718
6719	    # KCC will only create a shared library if the output file
6720	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
6721	    # to its proper name (with version) after linking.
6722	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6723
6724	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6725	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6726
6727	    # Archives containing C++ object files must be created using
6728	    # the KAI C++ compiler.
6729	    case $host in
6730	      osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6731	      *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6732	    esac
6733	    ;;
6734          RCC*)
6735	    # Rational C++ 2.4.1
6736	    # FIXME: insert proper C++ library support
6737	    _LT_TAGVAR(ld_shlibs, $1)=no
6738	    ;;
6739          cxx*)
6740	    case $host in
6741	      osf3*)
6742	        _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
6743	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $soname `test -n "$verstring" && func_echo_all "$wl-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
6744	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6745		;;
6746	      *)
6747	        _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6748	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
6749	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6750                  echo "-hidden">> $lib.exp~
6751                  $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname $wl-input $wl$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~
6752                  $RM $lib.exp'
6753	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6754		;;
6755	    esac
6756
6757	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6758
6759	    # Commands to make compiler produce verbose output that lists
6760	    # what "hidden" libraries, object files and flags are used when
6761	    # linking a shared library.
6762	    #
6763	    # There doesn't appear to be a way to prevent this compiler from
6764	    # explicitly linking system object files so we need to strip them
6765	    # from the output so that they don't get included in the library
6766	    # dependencies.
6767	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6768	    ;;
6769	  *)
6770	    if test yes,no = "$GXX,$with_gnu_ld"; then
6771	      _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
6772	      case $host in
6773	        osf3*)
6774	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
6775		  ;;
6776	        *)
6777	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
6778		  ;;
6779	      esac
6780
6781	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6782	      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6783
6784	      # Commands to make compiler produce verbose output that lists
6785	      # what "hidden" libraries, object files and flags are used when
6786	      # linking a shared library.
6787	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6788
6789	    else
6790	      # FIXME: insert proper C++ library support
6791	      _LT_TAGVAR(ld_shlibs, $1)=no
6792	    fi
6793	    ;;
6794        esac
6795        ;;
6796
6797      psos*)
6798        # FIXME: insert proper C++ library support
6799        _LT_TAGVAR(ld_shlibs, $1)=no
6800        ;;
6801
6802      sunos4*)
6803        case $cc_basename in
6804          CC*)
6805	    # Sun C++ 4.x
6806	    # FIXME: insert proper C++ library support
6807	    _LT_TAGVAR(ld_shlibs, $1)=no
6808	    ;;
6809          lcc*)
6810	    # Lucid
6811	    # FIXME: insert proper C++ library support
6812	    _LT_TAGVAR(ld_shlibs, $1)=no
6813	    ;;
6814          *)
6815	    # FIXME: insert proper C++ library support
6816	    _LT_TAGVAR(ld_shlibs, $1)=no
6817	    ;;
6818        esac
6819        ;;
6820
6821      solaris*)
6822        case $cc_basename in
6823          CC* | sunCC*)
6824	    # Sun C++ 4.2, 5.x and Centerline C++
6825            _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6826	    _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6827	    _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6828	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6829              $CC -G$allow_undefined_flag $wl-M $wl$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6830
6831	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6832	    _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6833	    case $host_os in
6834	      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6835	      *)
6836		# The compiler driver will combine and reorder linker options,
6837		# but understands '-z linker_flag'.
6838	        # Supported since Solaris 2.6 (maybe 2.5.1?)
6839		_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6840	        ;;
6841	    esac
6842	    _LT_TAGVAR(link_all_deplibs, $1)=yes
6843
6844	    output_verbose_link_cmd='func_echo_all'
6845
6846	    # Archives containing C++ object files must be created using
6847	    # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6848	    # necessary to make sure instantiated templates are included
6849	    # in the archive.
6850	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6851	    ;;
6852          gcx*)
6853	    # Green Hills C++ Compiler
6854	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
6855
6856	    # The C++ compiler must be used to create the archive.
6857	    _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6858	    ;;
6859          *)
6860	    # GNU C++ compiler with Solaris linker
6861	    if test yes,no = "$GXX,$with_gnu_ld"; then
6862	      _LT_TAGVAR(no_undefined_flag, $1)=' $wl-z ${wl}defs'
6863	      if $CC --version | $GREP -v '^2\.7' > /dev/null; then
6864	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
6865	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6866                  $CC -shared $pic_flag -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6867
6868	        # Commands to make compiler produce verbose output that lists
6869	        # what "hidden" libraries, object files and flags are used when
6870	        # linking a shared library.
6871	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6872	      else
6873	        # g++ 2.7 appears to require '-G' NOT '-shared' on this
6874	        # platform.
6875	        _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
6876	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6877                  $CC -G -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6878
6879	        # Commands to make compiler produce verbose output that lists
6880	        # what "hidden" libraries, object files and flags are used when
6881	        # linking a shared library.
6882	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6883	      fi
6884
6885	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $wl$libdir'
6886	      case $host_os in
6887		solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6888		*)
6889		  _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
6890		  ;;
6891	      esac
6892	    fi
6893	    ;;
6894        esac
6895        ;;
6896
6897    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6898      _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
6899      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6900      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6901      runpath_var='LD_RUN_PATH'
6902
6903      case $cc_basename in
6904        CC*)
6905	  _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6906	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6907	  ;;
6908	*)
6909	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6910	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6911	  ;;
6912      esac
6913      ;;
6914
6915      sysv5* | sco3.2v5* | sco5v6*)
6916	# Note: We CANNOT use -z defs as we might desire, because we do not
6917	# link with -lc, and that would cause any symbols used from libc to
6918	# always be unresolved, which means just about no library would
6919	# ever link correctly.  If we're not using GNU ld we use -z text
6920	# though, which does catch some bad symbols but isn't as heavy-handed
6921	# as -z defs.
6922	_LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
6923	_LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
6924	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6925	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6926	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
6927	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6928	_LT_TAGVAR(link_all_deplibs, $1)=yes
6929	_LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
6930	runpath_var='LD_RUN_PATH'
6931
6932	case $cc_basename in
6933          CC*)
6934	    _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6935	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6936	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
6937              '"$_LT_TAGVAR(old_archive_cmds, $1)"
6938	    _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
6939              '"$_LT_TAGVAR(reload_cmds, $1)"
6940	    ;;
6941	  *)
6942	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6943	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6944	    ;;
6945	esac
6946      ;;
6947
6948      tandem*)
6949        case $cc_basename in
6950          NCC*)
6951	    # NonStop-UX NCC 3.20
6952	    # FIXME: insert proper C++ library support
6953	    _LT_TAGVAR(ld_shlibs, $1)=no
6954	    ;;
6955          *)
6956	    # FIXME: insert proper C++ library support
6957	    _LT_TAGVAR(ld_shlibs, $1)=no
6958	    ;;
6959        esac
6960        ;;
6961
6962      vxworks*)
6963        # FIXME: insert proper C++ library support
6964        _LT_TAGVAR(ld_shlibs, $1)=no
6965        ;;
6966
6967      *)
6968        # FIXME: insert proper C++ library support
6969        _LT_TAGVAR(ld_shlibs, $1)=no
6970        ;;
6971    esac
6972
6973    AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6974    test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
6975
6976    _LT_TAGVAR(GCC, $1)=$GXX
6977    _LT_TAGVAR(LD, $1)=$LD
6978
6979    ## CAVEAT EMPTOR:
6980    ## There is no encapsulation within the following macros, do not change
6981    ## the running order or otherwise move them around unless you know exactly
6982    ## what you are doing...
6983    _LT_SYS_HIDDEN_LIBDEPS($1)
6984    _LT_COMPILER_PIC($1)
6985    _LT_COMPILER_C_O($1)
6986    _LT_COMPILER_FILE_LOCKS($1)
6987    _LT_LINKER_SHLIBS($1)
6988    _LT_SYS_DYNAMIC_LINKER($1)
6989    _LT_LINKER_HARDCODE_LIBPATH($1)
6990
6991    _LT_CONFIG($1)
6992  fi # test -n "$compiler"
6993
6994  CC=$lt_save_CC
6995  CFLAGS=$lt_save_CFLAGS
6996  LDCXX=$LD
6997  LD=$lt_save_LD
6998  GCC=$lt_save_GCC
6999  with_gnu_ld=$lt_save_with_gnu_ld
7000  lt_cv_path_LDCXX=$lt_cv_path_LD
7001  lt_cv_path_LD=$lt_save_path_LD
7002  lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
7003  lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
7004fi # test yes != "$_lt_caught_CXX_error"
7005
7006AC_LANG_POP
7007])# _LT_LANG_CXX_CONFIG
7008
7009
7010# _LT_FUNC_STRIPNAME_CNF
7011# ----------------------
7012# func_stripname_cnf prefix suffix name
7013# strip PREFIX and SUFFIX off of NAME.
7014# PREFIX and SUFFIX must not contain globbing or regex special
7015# characters, hashes, percent signs, but SUFFIX may contain a leading
7016# dot (in which case that matches only a dot).
7017#
7018# This function is identical to the (non-XSI) version of func_stripname,
7019# except this one can be used by m4 code that may be executed by configure,
7020# rather than the libtool script.
7021m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl
7022AC_REQUIRE([_LT_DECL_SED])
7023AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])
7024func_stripname_cnf ()
7025{
7026  case @S|@2 in
7027  .*) func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%\\\\@S|@2\$%%"`;;
7028  *)  func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%@S|@2\$%%"`;;
7029  esac
7030} # func_stripname_cnf
7031])# _LT_FUNC_STRIPNAME_CNF
7032
7033# _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
7034# ---------------------------------
7035# Figure out "hidden" library dependencies from verbose
7036# compiler output when linking a shared library.
7037# Parse the compiler output and extract the necessary
7038# objects, libraries and library flags.
7039m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
7040[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
7041AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl
7042# Dependencies to place before and after the object being linked:
7043_LT_TAGVAR(predep_objects, $1)=
7044_LT_TAGVAR(postdep_objects, $1)=
7045_LT_TAGVAR(predeps, $1)=
7046_LT_TAGVAR(postdeps, $1)=
7047_LT_TAGVAR(compiler_lib_search_path, $1)=
7048
7049dnl we can't use the lt_simple_compile_test_code here,
7050dnl because it contains code intended for an executable,
7051dnl not a library.  It's possible we should let each
7052dnl tag define a new lt_????_link_test_code variable,
7053dnl but it's only used here...
7054m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
7055int a;
7056void foo (void) { a = 0; }
7057_LT_EOF
7058], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
7059class Foo
7060{
7061public:
7062  Foo (void) { a = 0; }
7063private:
7064  int a;
7065};
7066_LT_EOF
7067], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
7068      subroutine foo
7069      implicit none
7070      integer*4 a
7071      a=0
7072      return
7073      end
7074_LT_EOF
7075], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
7076      subroutine foo
7077      implicit none
7078      integer a
7079      a=0
7080      return
7081      end
7082_LT_EOF
7083], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
7084public class foo {
7085  private int a;
7086  public void bar (void) {
7087    a = 0;
7088  }
7089};
7090_LT_EOF
7091], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF
7092package foo
7093func foo() {
7094}
7095_LT_EOF
7096])
7097
7098_lt_libdeps_save_CFLAGS=$CFLAGS
7099case "$CC $CFLAGS " in #(
7100*\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
7101*\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
7102*\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;;
7103esac
7104
7105dnl Parse the compiler output and extract the necessary
7106dnl objects, libraries and library flags.
7107if AC_TRY_EVAL(ac_compile); then
7108  # Parse the compiler output and extract the necessary
7109  # objects, libraries and library flags.
7110
7111  # Sentinel used to keep track of whether or not we are before
7112  # the conftest object file.
7113  pre_test_object_deps_done=no
7114
7115  for p in `eval "$output_verbose_link_cmd"`; do
7116    case $prev$p in
7117
7118    -L* | -R* | -l*)
7119       # Some compilers place space between "-{L,R}" and the path.
7120       # Remove the space.
7121       if test x-L = "$p" ||
7122          test x-R = "$p"; then
7123	 prev=$p
7124	 continue
7125       fi
7126
7127       # Expand the sysroot to ease extracting the directories later.
7128       if test -z "$prev"; then
7129         case $p in
7130         -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
7131         -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
7132         -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
7133         esac
7134       fi
7135       case $p in
7136       =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
7137       esac
7138       if test no = "$pre_test_object_deps_done"; then
7139	 case $prev in
7140	 -L | -R)
7141	   # Internal compiler library paths should come after those
7142	   # provided the user.  The postdeps already come after the
7143	   # user supplied libs so there is no need to process them.
7144	   if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
7145	     _LT_TAGVAR(compiler_lib_search_path, $1)=$prev$p
7146	   else
7147	     _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} $prev$p"
7148	   fi
7149	   ;;
7150	 # The "-l" case would never come before the object being
7151	 # linked, so don't bother handling this case.
7152	 esac
7153       else
7154	 if test -z "$_LT_TAGVAR(postdeps, $1)"; then
7155	   _LT_TAGVAR(postdeps, $1)=$prev$p
7156	 else
7157	   _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} $prev$p"
7158	 fi
7159       fi
7160       prev=
7161       ;;
7162
7163    *.lto.$objext) ;; # Ignore GCC LTO objects
7164    *.$objext)
7165       # This assumes that the test object file only shows up
7166       # once in the compiler output.
7167       if test "$p" = "conftest.$objext"; then
7168	 pre_test_object_deps_done=yes
7169	 continue
7170       fi
7171
7172       if test no = "$pre_test_object_deps_done"; then
7173	 if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
7174	   _LT_TAGVAR(predep_objects, $1)=$p
7175	 else
7176	   _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
7177	 fi
7178       else
7179	 if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
7180	   _LT_TAGVAR(postdep_objects, $1)=$p
7181	 else
7182	   _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
7183	 fi
7184       fi
7185       ;;
7186
7187    *) ;; # Ignore the rest.
7188
7189    esac
7190  done
7191
7192  # Clean up.
7193  rm -f a.out a.exe
7194else
7195  echo "libtool.m4: error: problem compiling $1 test program"
7196fi
7197
7198$RM -f confest.$objext
7199CFLAGS=$_lt_libdeps_save_CFLAGS
7200
7201# PORTME: override above test on systems where it is broken
7202m4_if([$1], [CXX],
7203[case $host_os in
7204interix[[3-9]]*)
7205  # Interix 3.5 installs completely hosed .la files for C++, so rather than
7206  # hack all around it, let's just trust "g++" to DTRT.
7207  _LT_TAGVAR(predep_objects,$1)=
7208  _LT_TAGVAR(postdep_objects,$1)=
7209  _LT_TAGVAR(postdeps,$1)=
7210  ;;
7211
7212linux*)
7213  case `$CC -V 2>&1 | sed 5q` in
7214  *Sun\ C*)
7215    # Sun C++ 5.9
7216
7217    # The more standards-conforming stlport4 library is
7218    # incompatible with the Cstd library. Avoid specifying
7219    # it if it's in CXXFLAGS. Ignore libCrun as
7220    # -library=stlport4 depends on it.
7221    case " $CXX $CXXFLAGS " in
7222    *" -library=stlport4 "*)
7223      solaris_use_stlport4=yes
7224      ;;
7225    esac
7226
7227    if test yes != "$solaris_use_stlport4"; then
7228      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
7229    fi
7230    ;;
7231  esac
7232  ;;
7233
7234solaris*)
7235  case $cc_basename in
7236  CC* | sunCC*)
7237    # The more standards-conforming stlport4 library is
7238    # incompatible with the Cstd library. Avoid specifying
7239    # it if it's in CXXFLAGS. Ignore libCrun as
7240    # -library=stlport4 depends on it.
7241    case " $CXX $CXXFLAGS " in
7242    *" -library=stlport4 "*)
7243      solaris_use_stlport4=yes
7244      ;;
7245    esac
7246
7247    # Adding this requires a known-good setup of shared libraries for
7248    # Sun compiler versions before 5.6, else PIC objects from an old
7249    # archive will be linked into the output, leading to subtle bugs.
7250    if test yes != "$solaris_use_stlport4"; then
7251      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
7252    fi
7253    ;;
7254  esac
7255  ;;
7256esac
7257])
7258
7259case " $_LT_TAGVAR(postdeps, $1) " in
7260*" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
7261esac
7262 _LT_TAGVAR(compiler_lib_search_dirs, $1)=
7263if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
7264 _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | $SED -e 's! -L! !g' -e 's!^ !!'`
7265fi
7266_LT_TAGDECL([], [compiler_lib_search_dirs], [1],
7267    [The directories searched by this compiler when creating a shared library])
7268_LT_TAGDECL([], [predep_objects], [1],
7269    [Dependencies to place before and after the objects being linked to
7270    create a shared library])
7271_LT_TAGDECL([], [postdep_objects], [1])
7272_LT_TAGDECL([], [predeps], [1])
7273_LT_TAGDECL([], [postdeps], [1])
7274_LT_TAGDECL([], [compiler_lib_search_path], [1],
7275    [The library search path used internally by the compiler when linking
7276    a shared library])
7277])# _LT_SYS_HIDDEN_LIBDEPS
7278
7279
7280# _LT_LANG_F77_CONFIG([TAG])
7281# --------------------------
7282# Ensure that the configuration variables for a Fortran 77 compiler are
7283# suitably defined.  These variables are subsequently used by _LT_CONFIG
7284# to write the compiler configuration to 'libtool'.
7285m4_defun([_LT_LANG_F77_CONFIG],
7286[AC_LANG_PUSH(Fortran 77)
7287if test -z "$F77" || test no = "$F77"; then
7288  _lt_disable_F77=yes
7289fi
7290
7291_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7292_LT_TAGVAR(allow_undefined_flag, $1)=
7293_LT_TAGVAR(always_export_symbols, $1)=no
7294_LT_TAGVAR(archive_expsym_cmds, $1)=
7295_LT_TAGVAR(export_dynamic_flag_spec, $1)=
7296_LT_TAGVAR(hardcode_direct, $1)=no
7297_LT_TAGVAR(hardcode_direct_absolute, $1)=no
7298_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7299_LT_TAGVAR(hardcode_libdir_separator, $1)=
7300_LT_TAGVAR(hardcode_minus_L, $1)=no
7301_LT_TAGVAR(hardcode_automatic, $1)=no
7302_LT_TAGVAR(inherit_rpath, $1)=no
7303_LT_TAGVAR(module_cmds, $1)=
7304_LT_TAGVAR(module_expsym_cmds, $1)=
7305_LT_TAGVAR(link_all_deplibs, $1)=unknown
7306_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7307_LT_TAGVAR(reload_flag, $1)=$reload_flag
7308_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7309_LT_TAGVAR(no_undefined_flag, $1)=
7310_LT_TAGVAR(whole_archive_flag_spec, $1)=
7311_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7312
7313# Source file extension for f77 test sources.
7314ac_ext=f
7315
7316# Object file extension for compiled f77 test sources.
7317objext=o
7318_LT_TAGVAR(objext, $1)=$objext
7319
7320# No sense in running all these tests if we already determined that
7321# the F77 compiler isn't working.  Some variables (like enable_shared)
7322# are currently assumed to apply to all compilers on this platform,
7323# and will be corrupted by setting them based on a non-working compiler.
7324if test yes != "$_lt_disable_F77"; then
7325  # Code to be used in simple compile tests
7326  lt_simple_compile_test_code="\
7327      subroutine t
7328      return
7329      end
7330"
7331
7332  # Code to be used in simple link tests
7333  lt_simple_link_test_code="\
7334      program t
7335      end
7336"
7337
7338  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7339  _LT_TAG_COMPILER
7340
7341  # save warnings/boilerplate of simple test code
7342  _LT_COMPILER_BOILERPLATE
7343  _LT_LINKER_BOILERPLATE
7344
7345  # Allow CC to be a program name with arguments.
7346  lt_save_CC=$CC
7347  lt_save_GCC=$GCC
7348  lt_save_CFLAGS=$CFLAGS
7349  CC=${F77-"f77"}
7350  CFLAGS=$FFLAGS
7351  compiler=$CC
7352  _LT_TAGVAR(compiler, $1)=$CC
7353  _LT_CC_BASENAME([$compiler])
7354  GCC=$G77
7355  if test -n "$compiler"; then
7356    AC_MSG_CHECKING([if libtool supports shared libraries])
7357    AC_MSG_RESULT([$can_build_shared])
7358
7359    AC_MSG_CHECKING([whether to build shared libraries])
7360    test no = "$can_build_shared" && enable_shared=no
7361
7362    # On AIX, shared libraries and static libraries use the same namespace, and
7363    # are all built from PIC.
7364    case $host_os in
7365      aix3*)
7366        test yes = "$enable_shared" && enable_static=no
7367        if test -n "$RANLIB"; then
7368          archive_cmds="$archive_cmds~\$RANLIB \$lib"
7369          postinstall_cmds='$RANLIB $lib'
7370        fi
7371        ;;
7372      aix[[4-9]]*)
7373	if test ia64 != "$host_cpu" && test no = "$aix_use_runtimelinking"; then
7374	  test yes = "$enable_shared" && enable_static=no
7375	fi
7376        ;;
7377    esac
7378    AC_MSG_RESULT([$enable_shared])
7379
7380    AC_MSG_CHECKING([whether to build static libraries])
7381    # Make sure either enable_shared or enable_static is yes.
7382    test yes = "$enable_shared" || enable_static=yes
7383    AC_MSG_RESULT([$enable_static])
7384
7385    _LT_TAGVAR(GCC, $1)=$G77
7386    _LT_TAGVAR(LD, $1)=$LD
7387
7388    ## CAVEAT EMPTOR:
7389    ## There is no encapsulation within the following macros, do not change
7390    ## the running order or otherwise move them around unless you know exactly
7391    ## what you are doing...
7392    _LT_COMPILER_PIC($1)
7393    _LT_COMPILER_C_O($1)
7394    _LT_COMPILER_FILE_LOCKS($1)
7395    _LT_LINKER_SHLIBS($1)
7396    _LT_SYS_DYNAMIC_LINKER($1)
7397    _LT_LINKER_HARDCODE_LIBPATH($1)
7398
7399    _LT_CONFIG($1)
7400  fi # test -n "$compiler"
7401
7402  GCC=$lt_save_GCC
7403  CC=$lt_save_CC
7404  CFLAGS=$lt_save_CFLAGS
7405fi # test yes != "$_lt_disable_F77"
7406
7407AC_LANG_POP
7408])# _LT_LANG_F77_CONFIG
7409
7410
7411# _LT_LANG_FC_CONFIG([TAG])
7412# -------------------------
7413# Ensure that the configuration variables for a Fortran compiler are
7414# suitably defined.  These variables are subsequently used by _LT_CONFIG
7415# to write the compiler configuration to 'libtool'.
7416m4_defun([_LT_LANG_FC_CONFIG],
7417[AC_LANG_PUSH(Fortran)
7418
7419if test -z "$FC" || test no = "$FC"; then
7420  _lt_disable_FC=yes
7421fi
7422
7423_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7424_LT_TAGVAR(allow_undefined_flag, $1)=
7425_LT_TAGVAR(always_export_symbols, $1)=no
7426_LT_TAGVAR(archive_expsym_cmds, $1)=
7427_LT_TAGVAR(export_dynamic_flag_spec, $1)=
7428_LT_TAGVAR(hardcode_direct, $1)=no
7429_LT_TAGVAR(hardcode_direct_absolute, $1)=no
7430_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7431_LT_TAGVAR(hardcode_libdir_separator, $1)=
7432_LT_TAGVAR(hardcode_minus_L, $1)=no
7433_LT_TAGVAR(hardcode_automatic, $1)=no
7434_LT_TAGVAR(inherit_rpath, $1)=no
7435_LT_TAGVAR(module_cmds, $1)=
7436_LT_TAGVAR(module_expsym_cmds, $1)=
7437_LT_TAGVAR(link_all_deplibs, $1)=unknown
7438_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7439_LT_TAGVAR(reload_flag, $1)=$reload_flag
7440_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7441_LT_TAGVAR(no_undefined_flag, $1)=
7442_LT_TAGVAR(whole_archive_flag_spec, $1)=
7443_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7444
7445# Source file extension for fc test sources.
7446ac_ext=${ac_fc_srcext-f}
7447
7448# Object file extension for compiled fc test sources.
7449objext=o
7450_LT_TAGVAR(objext, $1)=$objext
7451
7452# No sense in running all these tests if we already determined that
7453# the FC compiler isn't working.  Some variables (like enable_shared)
7454# are currently assumed to apply to all compilers on this platform,
7455# and will be corrupted by setting them based on a non-working compiler.
7456if test yes != "$_lt_disable_FC"; then
7457  # Code to be used in simple compile tests
7458  lt_simple_compile_test_code="\
7459      subroutine t
7460      return
7461      end
7462"
7463
7464  # Code to be used in simple link tests
7465  lt_simple_link_test_code="\
7466      program t
7467      end
7468"
7469
7470  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7471  _LT_TAG_COMPILER
7472
7473  # save warnings/boilerplate of simple test code
7474  _LT_COMPILER_BOILERPLATE
7475  _LT_LINKER_BOILERPLATE
7476
7477  # Allow CC to be a program name with arguments.
7478  lt_save_CC=$CC
7479  lt_save_GCC=$GCC
7480  lt_save_CFLAGS=$CFLAGS
7481  CC=${FC-"f95"}
7482  CFLAGS=$FCFLAGS
7483  compiler=$CC
7484  GCC=$ac_cv_fc_compiler_gnu
7485
7486  _LT_TAGVAR(compiler, $1)=$CC
7487  _LT_CC_BASENAME([$compiler])
7488
7489  if test -n "$compiler"; then
7490    AC_MSG_CHECKING([if libtool supports shared libraries])
7491    AC_MSG_RESULT([$can_build_shared])
7492
7493    AC_MSG_CHECKING([whether to build shared libraries])
7494    test no = "$can_build_shared" && enable_shared=no
7495
7496    # On AIX, shared libraries and static libraries use the same namespace, and
7497    # are all built from PIC.
7498    case $host_os in
7499      aix3*)
7500        test yes = "$enable_shared" && enable_static=no
7501        if test -n "$RANLIB"; then
7502          archive_cmds="$archive_cmds~\$RANLIB \$lib"
7503          postinstall_cmds='$RANLIB $lib'
7504        fi
7505        ;;
7506      aix[[4-9]]*)
7507	if test ia64 != "$host_cpu" && test no = "$aix_use_runtimelinking"; then
7508	  test yes = "$enable_shared" && enable_static=no
7509	fi
7510        ;;
7511    esac
7512    AC_MSG_RESULT([$enable_shared])
7513
7514    AC_MSG_CHECKING([whether to build static libraries])
7515    # Make sure either enable_shared or enable_static is yes.
7516    test yes = "$enable_shared" || enable_static=yes
7517    AC_MSG_RESULT([$enable_static])
7518
7519    _LT_TAGVAR(GCC, $1)=$ac_cv_fc_compiler_gnu
7520    _LT_TAGVAR(LD, $1)=$LD
7521
7522    ## CAVEAT EMPTOR:
7523    ## There is no encapsulation within the following macros, do not change
7524    ## the running order or otherwise move them around unless you know exactly
7525    ## what you are doing...
7526    _LT_SYS_HIDDEN_LIBDEPS($1)
7527    _LT_COMPILER_PIC($1)
7528    _LT_COMPILER_C_O($1)
7529    _LT_COMPILER_FILE_LOCKS($1)
7530    _LT_LINKER_SHLIBS($1)
7531    _LT_SYS_DYNAMIC_LINKER($1)
7532    _LT_LINKER_HARDCODE_LIBPATH($1)
7533
7534    _LT_CONFIG($1)
7535  fi # test -n "$compiler"
7536
7537  GCC=$lt_save_GCC
7538  CC=$lt_save_CC
7539  CFLAGS=$lt_save_CFLAGS
7540fi # test yes != "$_lt_disable_FC"
7541
7542AC_LANG_POP
7543])# _LT_LANG_FC_CONFIG
7544
7545
7546# _LT_LANG_GCJ_CONFIG([TAG])
7547# --------------------------
7548# Ensure that the configuration variables for the GNU Java Compiler compiler
7549# are suitably defined.  These variables are subsequently used by _LT_CONFIG
7550# to write the compiler configuration to 'libtool'.
7551m4_defun([_LT_LANG_GCJ_CONFIG],
7552[AC_REQUIRE([LT_PROG_GCJ])dnl
7553AC_LANG_SAVE
7554
7555# Source file extension for Java test sources.
7556ac_ext=java
7557
7558# Object file extension for compiled Java test sources.
7559objext=o
7560_LT_TAGVAR(objext, $1)=$objext
7561
7562# Code to be used in simple compile tests
7563lt_simple_compile_test_code="class foo {}"
7564
7565# Code to be used in simple link tests
7566lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
7567
7568# ltmain only uses $CC for tagged configurations so make sure $CC is set.
7569_LT_TAG_COMPILER
7570
7571# save warnings/boilerplate of simple test code
7572_LT_COMPILER_BOILERPLATE
7573_LT_LINKER_BOILERPLATE
7574
7575# Allow CC to be a program name with arguments.
7576lt_save_CC=$CC
7577lt_save_CFLAGS=$CFLAGS
7578lt_save_GCC=$GCC
7579GCC=yes
7580CC=${GCJ-"gcj"}
7581CFLAGS=$GCJFLAGS
7582compiler=$CC
7583_LT_TAGVAR(compiler, $1)=$CC
7584_LT_TAGVAR(LD, $1)=$LD
7585_LT_CC_BASENAME([$compiler])
7586
7587# GCJ did not exist at the time GCC didn't implicitly link libc in.
7588_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7589
7590_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7591_LT_TAGVAR(reload_flag, $1)=$reload_flag
7592_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7593
7594## CAVEAT EMPTOR:
7595## There is no encapsulation within the following macros, do not change
7596## the running order or otherwise move them around unless you know exactly
7597## what you are doing...
7598if test -n "$compiler"; then
7599  _LT_COMPILER_NO_RTTI($1)
7600  _LT_COMPILER_PIC($1)
7601  _LT_COMPILER_C_O($1)
7602  _LT_COMPILER_FILE_LOCKS($1)
7603  _LT_LINKER_SHLIBS($1)
7604  _LT_LINKER_HARDCODE_LIBPATH($1)
7605
7606  _LT_CONFIG($1)
7607fi
7608
7609AC_LANG_RESTORE
7610
7611GCC=$lt_save_GCC
7612CC=$lt_save_CC
7613CFLAGS=$lt_save_CFLAGS
7614])# _LT_LANG_GCJ_CONFIG
7615
7616
7617# _LT_LANG_GO_CONFIG([TAG])
7618# --------------------------
7619# Ensure that the configuration variables for the GNU Go compiler
7620# are suitably defined.  These variables are subsequently used by _LT_CONFIG
7621# to write the compiler configuration to 'libtool'.
7622m4_defun([_LT_LANG_GO_CONFIG],
7623[AC_REQUIRE([LT_PROG_GO])dnl
7624AC_LANG_SAVE
7625
7626# Source file extension for Go test sources.
7627ac_ext=go
7628
7629# Object file extension for compiled Go test sources.
7630objext=o
7631_LT_TAGVAR(objext, $1)=$objext
7632
7633# Code to be used in simple compile tests
7634lt_simple_compile_test_code="package main; func main() { }"
7635
7636# Code to be used in simple link tests
7637lt_simple_link_test_code='package main; func main() { }'
7638
7639# ltmain only uses $CC for tagged configurations so make sure $CC is set.
7640_LT_TAG_COMPILER
7641
7642# save warnings/boilerplate of simple test code
7643_LT_COMPILER_BOILERPLATE
7644_LT_LINKER_BOILERPLATE
7645
7646# Allow CC to be a program name with arguments.
7647lt_save_CC=$CC
7648lt_save_CFLAGS=$CFLAGS
7649lt_save_GCC=$GCC
7650GCC=yes
7651CC=${GOC-"gccgo"}
7652CFLAGS=$GOFLAGS
7653compiler=$CC
7654_LT_TAGVAR(compiler, $1)=$CC
7655_LT_TAGVAR(LD, $1)=$LD
7656_LT_CC_BASENAME([$compiler])
7657
7658# Go did not exist at the time GCC didn't implicitly link libc in.
7659_LT_TAGVAR(archive_cmds_need_lc, $1)=no
7660
7661_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7662_LT_TAGVAR(reload_flag, $1)=$reload_flag
7663_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7664
7665## CAVEAT EMPTOR:
7666## There is no encapsulation within the following macros, do not change
7667## the running order or otherwise move them around unless you know exactly
7668## what you are doing...
7669if test -n "$compiler"; then
7670  _LT_COMPILER_NO_RTTI($1)
7671  _LT_COMPILER_PIC($1)
7672  _LT_COMPILER_C_O($1)
7673  _LT_COMPILER_FILE_LOCKS($1)
7674  _LT_LINKER_SHLIBS($1)
7675  _LT_LINKER_HARDCODE_LIBPATH($1)
7676
7677  _LT_CONFIG($1)
7678fi
7679
7680AC_LANG_RESTORE
7681
7682GCC=$lt_save_GCC
7683CC=$lt_save_CC
7684CFLAGS=$lt_save_CFLAGS
7685])# _LT_LANG_GO_CONFIG
7686
7687
7688# _LT_LANG_RC_CONFIG([TAG])
7689# -------------------------
7690# Ensure that the configuration variables for the Windows resource compiler
7691# are suitably defined.  These variables are subsequently used by _LT_CONFIG
7692# to write the compiler configuration to 'libtool'.
7693m4_defun([_LT_LANG_RC_CONFIG],
7694[AC_REQUIRE([LT_PROG_RC])dnl
7695AC_LANG_SAVE
7696
7697# Source file extension for RC test sources.
7698ac_ext=rc
7699
7700# Object file extension for compiled RC test sources.
7701objext=o
7702_LT_TAGVAR(objext, $1)=$objext
7703
7704# Code to be used in simple compile tests
7705lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
7706
7707# Code to be used in simple link tests
7708lt_simple_link_test_code=$lt_simple_compile_test_code
7709
7710# ltmain only uses $CC for tagged configurations so make sure $CC is set.
7711_LT_TAG_COMPILER
7712
7713# save warnings/boilerplate of simple test code
7714_LT_COMPILER_BOILERPLATE
7715_LT_LINKER_BOILERPLATE
7716
7717# Allow CC to be a program name with arguments.
7718lt_save_CC=$CC
7719lt_save_CFLAGS=$CFLAGS
7720lt_save_GCC=$GCC
7721GCC=
7722CC=${RC-"windres"}
7723CFLAGS=
7724compiler=$CC
7725_LT_TAGVAR(compiler, $1)=$CC
7726_LT_CC_BASENAME([$compiler])
7727_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
7728
7729if test -n "$compiler"; then
7730  :
7731  _LT_CONFIG($1)
7732fi
7733
7734GCC=$lt_save_GCC
7735AC_LANG_RESTORE
7736CC=$lt_save_CC
7737CFLAGS=$lt_save_CFLAGS
7738])# _LT_LANG_RC_CONFIG
7739
7740
7741# LT_PROG_GCJ
7742# -----------
7743AC_DEFUN([LT_PROG_GCJ],
7744[m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
7745  [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
7746    [AC_CHECK_TOOL(GCJ, gcj,)
7747      test set = "${GCJFLAGS+set}" || GCJFLAGS="-g -O2"
7748      AC_SUBST(GCJFLAGS)])])[]dnl
7749])
7750
7751# Old name:
7752AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
7753dnl aclocal-1.4 backwards compatibility:
7754dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
7755
7756
7757# LT_PROG_GO
7758# ----------
7759AC_DEFUN([LT_PROG_GO],
7760[AC_CHECK_TOOL(GOC, gccgo,)
7761])
7762
7763
7764# LT_PROG_RC
7765# ----------
7766AC_DEFUN([LT_PROG_RC],
7767[AC_CHECK_TOOL(RC, windres,)
7768])
7769
7770# Old name:
7771AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7772dnl aclocal-1.4 backwards compatibility:
7773dnl AC_DEFUN([LT_AC_PROG_RC], [])
7774
7775
7776# _LT_DECL_EGREP
7777# --------------
7778# If we don't have a new enough Autoconf to choose the best grep
7779# available, choose the one first in the user's PATH.
7780m4_defun([_LT_DECL_EGREP],
7781[AC_REQUIRE([AC_PROG_EGREP])dnl
7782AC_REQUIRE([AC_PROG_FGREP])dnl
7783test -z "$GREP" && GREP=grep
7784_LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7785_LT_DECL([], [EGREP], [1], [An ERE matcher])
7786_LT_DECL([], [FGREP], [1], [A literal string matcher])
7787dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7788AC_SUBST([GREP])
7789])
7790
7791
7792# _LT_DECL_OBJDUMP
7793# --------------
7794# If we don't have a new enough Autoconf to choose the best objdump
7795# available, choose the one first in the user's PATH.
7796m4_defun([_LT_DECL_OBJDUMP],
7797[AC_CHECK_TOOL(OBJDUMP, objdump, false)
7798test -z "$OBJDUMP" && OBJDUMP=objdump
7799_LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7800AC_SUBST([OBJDUMP])
7801])
7802
7803# _LT_DECL_DLLTOOL
7804# ----------------
7805# Ensure DLLTOOL variable is set.
7806m4_defun([_LT_DECL_DLLTOOL],
7807[AC_CHECK_TOOL(DLLTOOL, dlltool, false)
7808test -z "$DLLTOOL" && DLLTOOL=dlltool
7809_LT_DECL([], [DLLTOOL], [1], [DLL creation program])
7810AC_SUBST([DLLTOOL])
7811])
7812
7813# _LT_DECL_SED
7814# ------------
7815# Check for a fully-functional sed program, that truncates
7816# as few characters as possible.  Prefer GNU sed if found.
7817m4_defun([_LT_DECL_SED],
7818[AC_PROG_SED
7819test -z "$SED" && SED=sed
7820Xsed="$SED -e 1s/^X//"
7821_LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7822_LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7823    [Sed that helps us avoid accidentally triggering echo(1) options like -n])
7824])# _LT_DECL_SED
7825
7826m4_ifndef([AC_PROG_SED], [
7827############################################################
7828# NOTE: This macro has been submitted for inclusion into   #
7829#  GNU Autoconf as AC_PROG_SED.  When it is available in   #
7830#  a released version of Autoconf we should remove this    #
7831#  macro and use it instead.                               #
7832############################################################
7833
7834m4_defun([AC_PROG_SED],
7835[AC_MSG_CHECKING([for a sed that does not truncate output])
7836AC_CACHE_VAL(lt_cv_path_SED,
7837[# Loop through the user's path and test for sed and gsed.
7838# Then use that list of sed's as ones to test for truncation.
7839as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7840for as_dir in $PATH
7841do
7842  IFS=$as_save_IFS
7843  test -z "$as_dir" && as_dir=.
7844  for lt_ac_prog in sed gsed; do
7845    for ac_exec_ext in '' $ac_executable_extensions; do
7846      if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7847        lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7848      fi
7849    done
7850  done
7851done
7852IFS=$as_save_IFS
7853lt_ac_max=0
7854lt_ac_count=0
7855# Add /usr/xpg4/bin/sed as it is typically found on Solaris
7856# along with /bin/sed that truncates output.
7857for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7858  test ! -f "$lt_ac_sed" && continue
7859  cat /dev/null > conftest.in
7860  lt_ac_count=0
7861  echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7862  # Check for GNU sed and select it if it is found.
7863  if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
7864    lt_cv_path_SED=$lt_ac_sed
7865    break
7866  fi
7867  while true; do
7868    cat conftest.in conftest.in >conftest.tmp
7869    mv conftest.tmp conftest.in
7870    cp conftest.in conftest.nl
7871    echo >>conftest.nl
7872    $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
7873    cmp -s conftest.out conftest.nl || break
7874    # 10000 chars as input seems more than enough
7875    test 10 -lt "$lt_ac_count" && break
7876    lt_ac_count=`expr $lt_ac_count + 1`
7877    if test "$lt_ac_count" -gt "$lt_ac_max"; then
7878      lt_ac_max=$lt_ac_count
7879      lt_cv_path_SED=$lt_ac_sed
7880    fi
7881  done
7882done
7883])
7884SED=$lt_cv_path_SED
7885AC_SUBST([SED])
7886AC_MSG_RESULT([$SED])
7887])#AC_PROG_SED
7888])#m4_ifndef
7889
7890# Old name:
7891AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7892dnl aclocal-1.4 backwards compatibility:
7893dnl AC_DEFUN([LT_AC_PROG_SED], [])
7894
7895
7896# _LT_CHECK_SHELL_FEATURES
7897# ------------------------
7898# Find out whether the shell is Bourne or XSI compatible,
7899# or has some other useful features.
7900m4_defun([_LT_CHECK_SHELL_FEATURES],
7901[if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
7902  lt_unset=unset
7903else
7904  lt_unset=false
7905fi
7906_LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7907
7908# test EBCDIC or ASCII
7909case `echo X|tr X '\101'` in
7910 A) # ASCII based system
7911    # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7912  lt_SP2NL='tr \040 \012'
7913  lt_NL2SP='tr \015\012 \040\040'
7914  ;;
7915 *) # EBCDIC based system
7916  lt_SP2NL='tr \100 \n'
7917  lt_NL2SP='tr \r\n \100\100'
7918  ;;
7919esac
7920_LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7921_LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7922])# _LT_CHECK_SHELL_FEATURES
7923
7924
7925# _LT_PATH_CONVERSION_FUNCTIONS
7926# -----------------------------
7927# Determine what file name conversion functions should be used by
7928# func_to_host_file (and, implicitly, by func_to_host_path).  These are needed
7929# for certain cross-compile configurations and native mingw.
7930m4_defun([_LT_PATH_CONVERSION_FUNCTIONS],
7931[AC_REQUIRE([AC_CANONICAL_HOST])dnl
7932AC_REQUIRE([AC_CANONICAL_BUILD])dnl
7933AC_MSG_CHECKING([how to convert $build file names to $host format])
7934AC_CACHE_VAL(lt_cv_to_host_file_cmd,
7935[case $host in
7936  *-*-mingw* )
7937    case $build in
7938      *-*-mingw* ) # actually msys
7939        lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
7940        ;;
7941      *-*-cygwin* )
7942        lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
7943        ;;
7944      * ) # otherwise, assume *nix
7945        lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
7946        ;;
7947    esac
7948    ;;
7949  *-*-cygwin* )
7950    case $build in
7951      *-*-mingw* ) # actually msys
7952        lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
7953        ;;
7954      *-*-cygwin* )
7955        lt_cv_to_host_file_cmd=func_convert_file_noop
7956        ;;
7957      * ) # otherwise, assume *nix
7958        lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
7959        ;;
7960    esac
7961    ;;
7962  * ) # unhandled hosts (and "normal" native builds)
7963    lt_cv_to_host_file_cmd=func_convert_file_noop
7964    ;;
7965esac
7966])
7967to_host_file_cmd=$lt_cv_to_host_file_cmd
7968AC_MSG_RESULT([$lt_cv_to_host_file_cmd])
7969_LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd],
7970         [0], [convert $build file names to $host format])dnl
7971
7972AC_MSG_CHECKING([how to convert $build file names to toolchain format])
7973AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
7974[#assume ordinary cross tools, or native build.
7975lt_cv_to_tool_file_cmd=func_convert_file_noop
7976case $host in
7977  *-*-mingw* )
7978    case $build in
7979      *-*-mingw* ) # actually msys
7980        lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
7981        ;;
7982    esac
7983    ;;
7984esac
7985])
7986to_tool_file_cmd=$lt_cv_to_tool_file_cmd
7987AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
7988_LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
7989         [0], [convert $build files to toolchain format])dnl
7990])# _LT_PATH_CONVERSION_FUNCTIONS
7991