1# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
2#
3#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
4#                 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
5#                 Inc.
6#   Written by Gordon Matzigkeit, 1996
7#
8# This file is free software; the Free Software Foundation gives
9# unlimited permission to copy and/or distribute it, with or without
10# modifications, as long as this notice is preserved.
11
12m4_define([_LT_COPYING], [dnl
13#   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
14#                 2006, 2007, 2008, 2009, 2010 Free Software Foundation,
15#                 Inc.
16#   Written by Gordon Matzigkeit, 1996
17#
18#   This file is part of GNU Libtool.
19#
20# GNU Libtool is free software; you can redistribute it and/or
21# modify it under the terms of the GNU General Public License as
22# published by the Free Software Foundation; either version 2 of
23# the License, or (at your option) any later version.
24#
25# As a special exception to the GNU General Public License,
26# if you distribute this file as part of a program or library that
27# is built using GNU Libtool, you may include this file under the
28# same distribution terms that you use for the rest of that program.
29#
30# GNU Libtool is distributed in the hope that it will be useful,
31# but WITHOUT ANY WARRANTY; without even the implied warranty of
32# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
33# GNU General Public License for more details.
34#
35# You should have received a copy of the GNU General Public License
36# along with GNU Libtool; see the file COPYING.  If not, a copy
37# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
38# obtained by writing to the Free Software Foundation, Inc.,
39# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
40])
41
42# serial 57 LT_INIT
43
44
45# LT_PREREQ(VERSION)
46# ------------------
47# Complain and exit if this libtool version is less that VERSION.
48m4_defun([LT_PREREQ],
49[m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
50       [m4_default([$3],
51		   [m4_fatal([Libtool version $1 or higher is required],
52		             63)])],
53       [$2])])
54
55
56# _LT_CHECK_BUILDDIR
57# ------------------
58# Complain if the absolute build directory name contains unusual characters
59m4_defun([_LT_CHECK_BUILDDIR],
60[case `pwd` in
61  *\ * | *\	*)
62    AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
63esac
64])
65
66
67# LT_INIT([OPTIONS])
68# ------------------
69AC_DEFUN([LT_INIT],
70[AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
71AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
72AC_BEFORE([$0], [LT_LANG])dnl
73AC_BEFORE([$0], [LT_OUTPUT])dnl
74AC_BEFORE([$0], [LTDL_INIT])dnl
75m4_require([_LT_CHECK_BUILDDIR])dnl
76
77dnl Autoconf doesn't catch unexpanded LT_ macros by default:
78m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
79m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
80dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
81dnl unless we require an AC_DEFUNed macro:
82AC_REQUIRE([LTOPTIONS_VERSION])dnl
83AC_REQUIRE([LTSUGAR_VERSION])dnl
84AC_REQUIRE([LTVERSION_VERSION])dnl
85AC_REQUIRE([LTOBSOLETE_VERSION])dnl
86m4_require([_LT_PROG_LTMAIN])dnl
87
88_LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
89
90dnl Parse OPTIONS
91_LT_SET_OPTIONS([$0], [$1])
92
93# This can be used to rebuild libtool when needed
94LIBTOOL_DEPS="$ltmain"
95
96# Always use our own libtool.
97LIBTOOL='$(SHELL) $(top_builddir)/libtool'
98AC_SUBST(LIBTOOL)dnl
99
100_LT_SETUP
101
102# Only expand once:
103m4_define([LT_INIT])
104])# LT_INIT
105
106# Old names:
107AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
108AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
109dnl aclocal-1.4 backwards compatibility:
110dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
111dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
112
113
114# _LT_CC_BASENAME(CC)
115# -------------------
116# Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
117m4_defun([_LT_CC_BASENAME],
118[for cc_temp in $1""; do
119  case $cc_temp in
120    compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
121    distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
122    \-*) ;;
123    *) break;;
124  esac
125done
126cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
127])
128
129
130# _LT_FILEUTILS_DEFAULTS
131# ----------------------
132# It is okay to use these file commands and assume they have been set
133# sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
134m4_defun([_LT_FILEUTILS_DEFAULTS],
135[: ${CP="cp -f"}
136: ${MV="mv -f"}
137: ${RM="rm -f"}
138])# _LT_FILEUTILS_DEFAULTS
139
140
141# _LT_SETUP
142# ---------
143m4_defun([_LT_SETUP],
144[AC_REQUIRE([AC_CANONICAL_HOST])dnl
145AC_REQUIRE([AC_CANONICAL_BUILD])dnl
146AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
147AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
148
149_LT_DECL([], [host_alias], [0], [The host system])dnl
150_LT_DECL([], [host], [0])dnl
151_LT_DECL([], [host_os], [0])dnl
152dnl
153_LT_DECL([], [build_alias], [0], [The build system])dnl
154_LT_DECL([], [build], [0])dnl
155_LT_DECL([], [build_os], [0])dnl
156dnl
157AC_REQUIRE([AC_PROG_CC])dnl
158AC_REQUIRE([LT_PATH_LD])dnl
159AC_REQUIRE([LT_PATH_NM])dnl
160dnl
161AC_REQUIRE([AC_PROG_LN_S])dnl
162test -z "$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_CMD_RELOAD])dnl
172m4_require([_LT_CHECK_MAGIC_METHOD])dnl
173m4_require([_LT_CMD_OLD_ARCHIVE])dnl
174m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
175
176_LT_CONFIG_LIBTOOL_INIT([
177# See if we are running on zsh, and set the options which allow our
178# commands through without removal of \ escapes INIT.
179if test -n "\${ZSH_VERSION+set}" ; then
180   setopt NO_GLOB_SUBST
181fi
182])
183if test -n "${ZSH_VERSION+set}" ; then
184   setopt NO_GLOB_SUBST
185fi
186
187_LT_CHECK_OBJDIR
188
189m4_require([_LT_TAG_COMPILER])dnl
190
191case $host_os in
192aix3*)
193  # AIX sometimes has problems with the GCC collect2 program.  For some
194  # reason, if we set the COLLECT_NAMES environment variable, the problems
195  # vanish in a puff of smoke.
196  if test "X${COLLECT_NAMES+set}" != Xset; then
197    COLLECT_NAMES=
198    export COLLECT_NAMES
199  fi
200  ;;
201esac
202
203# Global variables:
204ofile=libtool
205can_build_shared=yes
206
207# All known linkers require a `.a' archive for static linking (except MSVC,
208# which needs '.lib').
209libext=a
210
211with_gnu_ld="$lt_cv_prog_gnu_ld"
212
213old_CC="$CC"
214old_CFLAGS="$CFLAGS"
215
216# Set sane defaults for various variables
217test -z "$CC" && CC=cc
218test -z "$LTCC" && LTCC=$CC
219test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
220test -z "$LD" && LD=ld
221test -z "$ac_objext" && ac_objext=o
222
223_LT_CC_BASENAME([$compiler])
224
225# Only perform the check for file, if the check method requires it
226test -z "$MAGIC_CMD" && MAGIC_CMD=file
227case $deplibs_check_method in
228file_magic*)
229  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
230    _LT_PATH_MAGIC
231  fi
232  ;;
233esac
234
235# Use C for the default configuration in the libtool script
236LT_SUPPORTED_TAG([CC])
237_LT_LANG_C_CONFIG
238_LT_LANG_DEFAULT_CONFIG
239_LT_CONFIG_COMMANDS
240])# _LT_SETUP
241
242
243# _LT_PREPARE_SED_QUOTE_VARS
244# --------------------------
245# Define a few sed substitution that help us do robust quoting.
246m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
247[# Backslashify metacharacters that are still active within
248# double-quoted strings.
249sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
250
251# Same as above, but do not quote variable references.
252double_quote_subst='s/\([["`\\]]\)/\\\1/g'
253
254# Sed substitution to delay expansion of an escaped shell variable in a
255# double_quote_subst'ed string.
256delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
257
258# Sed substitution to delay expansion of an escaped single quote.
259delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
260
261# Sed substitution to avoid accidental globbing in evaled expressions
262no_glob_subst='s/\*/\\\*/g'
263])
264
265# _LT_PROG_LTMAIN
266# ---------------
267# Note that this code is called both from `configure', and `config.status'
268# now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
269# `config.status' has no value for ac_aux_dir unless we are using Automake,
270# so we pass a copy along to make sure it has a sensible value anyway.
271m4_defun([_LT_PROG_LTMAIN],
272[m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
273_LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
274ltmain="$ac_aux_dir/ltmain.sh"
275])# _LT_PROG_LTMAIN
276
277
278## ------------------------------------- ##
279## Accumulate code for creating libtool. ##
280## ------------------------------------- ##
281
282# So that we can recreate a full libtool script including additional
283# tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
284# in macros and then make a single call at the end using the `libtool'
285# label.
286
287
288# _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
289# ----------------------------------------
290# Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
291m4_define([_LT_CONFIG_LIBTOOL_INIT],
292[m4_ifval([$1],
293          [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
294                     [$1
295])])])
296
297# Initialize.
298m4_define([_LT_OUTPUT_LIBTOOL_INIT])
299
300
301# _LT_CONFIG_LIBTOOL([COMMANDS])
302# ------------------------------
303# Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
304m4_define([_LT_CONFIG_LIBTOOL],
305[m4_ifval([$1],
306          [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
307                     [$1
308])])])
309
310# Initialize.
311m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
312
313
314# _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
315# -----------------------------------------------------
316m4_defun([_LT_CONFIG_SAVE_COMMANDS],
317[_LT_CONFIG_LIBTOOL([$1])
318_LT_CONFIG_LIBTOOL_INIT([$2])
319])
320
321
322# _LT_FORMAT_COMMENT([COMMENT])
323# -----------------------------
324# Add leading comment marks to the start of each line, and a trailing
325# full-stop to the whole comment if one is not present already.
326m4_define([_LT_FORMAT_COMMENT],
327[m4_ifval([$1], [
328m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
329              [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
330)])
331
332
333
334## ------------------------ ##
335## FIXME: Eliminate VARNAME ##
336## ------------------------ ##
337
338
339# _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
340# -------------------------------------------------------------------
341# CONFIGNAME is the name given to the value in the libtool script.
342# VARNAME is the (base) name used in the configure script.
343# VALUE may be 0, 1 or 2 for a computed quote escaped value based on
344# VARNAME.  Any other value will be used directly.
345m4_define([_LT_DECL],
346[lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
347    [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
348	[m4_ifval([$1], [$1], [$2])])
349    lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
350    m4_ifval([$4],
351	[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
352    lt_dict_add_subkey([lt_decl_dict], [$2],
353	[tagged?], [m4_ifval([$5], [yes], [no])])])
354])
355
356
357# _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
358# --------------------------------------------------------
359m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
360
361
362# lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
363# ------------------------------------------------
364m4_define([lt_decl_tag_varnames],
365[_lt_decl_filter([tagged?], [yes], $@)])
366
367
368# _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
369# ---------------------------------------------------------
370m4_define([_lt_decl_filter],
371[m4_case([$#],
372  [0], [m4_fatal([$0: too few arguments: $#])],
373  [1], [m4_fatal([$0: too few arguments: $#: $1])],
374  [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
375  [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
376  [lt_dict_filter([lt_decl_dict], $@)])[]dnl
377])
378
379
380# lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
381# --------------------------------------------------
382m4_define([lt_decl_quote_varnames],
383[_lt_decl_filter([value], [1], $@)])
384
385
386# lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
387# ---------------------------------------------------
388m4_define([lt_decl_dquote_varnames],
389[_lt_decl_filter([value], [2], $@)])
390
391
392# lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
393# ---------------------------------------------------
394m4_define([lt_decl_varnames_tagged],
395[m4_assert([$# <= 2])dnl
396_$0(m4_quote(m4_default([$1], [[, ]])),
397    m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
398    m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
399m4_define([_lt_decl_varnames_tagged],
400[m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
401
402
403# lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
404# ------------------------------------------------
405m4_define([lt_decl_all_varnames],
406[_$0(m4_quote(m4_default([$1], [[, ]])),
407     m4_if([$2], [],
408	   m4_quote(lt_decl_varnames),
409	m4_quote(m4_shift($@))))[]dnl
410])
411m4_define([_lt_decl_all_varnames],
412[lt_join($@, lt_decl_varnames_tagged([$1],
413			lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
414])
415
416
417# _LT_CONFIG_STATUS_DECLARE([VARNAME])
418# ------------------------------------
419# Quote a variable value, and forward it to `config.status' so that its
420# declaration there will have the same value as in `configure'.  VARNAME
421# must have a single quote delimited value for this to work.
422m4_define([_LT_CONFIG_STATUS_DECLARE],
423[$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
424
425
426# _LT_CONFIG_STATUS_DECLARATIONS
427# ------------------------------
428# We delimit libtool config variables with single quotes, so when
429# we write them to config.status, we have to be sure to quote all
430# embedded single quotes properly.  In configure, this macro expands
431# each variable declared with _LT_DECL (and _LT_TAGDECL) into:
432#
433#    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
434m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
435[m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
436    [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
437
438
439# _LT_LIBTOOL_TAGS
440# ----------------
441# Output comment and list of tags supported by the script
442m4_defun([_LT_LIBTOOL_TAGS],
443[_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
444available_tags="_LT_TAGS"dnl
445])
446
447
448# _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
449# -----------------------------------
450# Extract the dictionary values for VARNAME (optionally with TAG) and
451# expand to a commented shell variable setting:
452#
453#    # Some comment about what VAR is for.
454#    visible_name=$lt_internal_name
455m4_define([_LT_LIBTOOL_DECLARE],
456[_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
457					   [description])))[]dnl
458m4_pushdef([_libtool_name],
459    m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
460m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
461    [0], [_libtool_name=[$]$1],
462    [1], [_libtool_name=$lt_[]$1],
463    [2], [_libtool_name=$lt_[]$1],
464    [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
465m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
466])
467
468
469# _LT_LIBTOOL_CONFIG_VARS
470# -----------------------
471# Produce commented declarations of non-tagged libtool config variables
472# suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
473# script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
474# section) are produced by _LT_LIBTOOL_TAG_VARS.
475m4_defun([_LT_LIBTOOL_CONFIG_VARS],
476[m4_foreach([_lt_var],
477    m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
478    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
479
480
481# _LT_LIBTOOL_TAG_VARS(TAG)
482# -------------------------
483m4_define([_LT_LIBTOOL_TAG_VARS],
484[m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
485    [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
486
487
488# _LT_TAGVAR(VARNAME, [TAGNAME])
489# ------------------------------
490m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
491
492
493# _LT_CONFIG_COMMANDS
494# -------------------
495# Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
496# variables for single and double quote escaping we saved from calls
497# to _LT_DECL, we can put quote escaped variables declarations
498# into `config.status', and then the shell code to quote escape them in
499# for loops in `config.status'.  Finally, any additional code accumulated
500# from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
501m4_defun([_LT_CONFIG_COMMANDS],
502[AC_PROVIDE_IFELSE([LT_OUTPUT],
503	dnl If the libtool generation code has been placed in $CONFIG_LT,
504	dnl instead of duplicating it all over again into config.status,
505	dnl then we will have config.status run $CONFIG_LT later, so it
506	dnl needs to know what name is stored there:
507        [AC_CONFIG_COMMANDS([libtool],
508            [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
509    dnl If the libtool generation code is destined for config.status,
510    dnl expand the accumulated commands and init code now:
511    [AC_CONFIG_COMMANDS([libtool],
512        [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
513])#_LT_CONFIG_COMMANDS
514
515
516# Initialize.
517m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
518[
519
520# The HP-UX ksh and POSIX shell print the target directory to stdout
521# if CDPATH is set.
522(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
523
524sed_quote_subst='$sed_quote_subst'
525double_quote_subst='$double_quote_subst'
526delay_variable_subst='$delay_variable_subst'
527_LT_CONFIG_STATUS_DECLARATIONS
528LTCC='$LTCC'
529LTCFLAGS='$LTCFLAGS'
530compiler='$compiler_DEFAULT'
531
532# A function that is used when there is no print builtin or printf.
533func_fallback_echo ()
534{
535  eval 'cat <<_LTECHO_EOF
536\$[]1
537_LTECHO_EOF'
538}
539
540# Quote evaled strings.
541for var in lt_decl_all_varnames([[ \
542]], lt_decl_quote_varnames); do
543    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
544    *[[\\\\\\\`\\"\\\$]]*)
545      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
546      ;;
547    *)
548      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
549      ;;
550    esac
551done
552
553# Double-quote double-evaled strings.
554for var in lt_decl_all_varnames([[ \
555]], lt_decl_dquote_varnames); do
556    case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
557    *[[\\\\\\\`\\"\\\$]]*)
558      eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
559      ;;
560    *)
561      eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
562      ;;
563    esac
564done
565
566_LT_OUTPUT_LIBTOOL_INIT
567])
568
569# _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
570# ------------------------------------
571# Generate a child script FILE with all initialization necessary to
572# reuse the environment learned by the parent script, and make the
573# file executable.  If COMMENT is supplied, it is inserted after the
574# `#!' sequence but before initialization text begins.  After this
575# macro, additional text can be appended to FILE to form the body of
576# the child script.  The macro ends with non-zero status if the
577# file could not be fully written (such as if the disk is full).
578m4_ifdef([AS_INIT_GENERATED],
579[m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
580[m4_defun([_LT_GENERATED_FILE_INIT],
581[m4_require([AS_PREPARE])]dnl
582[m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
583[lt_write_fail=0
584cat >$1 <<_ASEOF || lt_write_fail=1
585#! $SHELL
586# Generated by $as_me.
587$2
588SHELL=\${CONFIG_SHELL-$SHELL}
589export SHELL
590_ASEOF
591cat >>$1 <<\_ASEOF || lt_write_fail=1
592AS_SHELL_SANITIZE
593_AS_PREPARE
594exec AS_MESSAGE_FD>&1
595_ASEOF
596test $lt_write_fail = 0 && chmod +x $1[]dnl
597m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
598
599# LT_OUTPUT
600# ---------
601# This macro allows early generation of the libtool script (before
602# AC_OUTPUT is called), incase it is used in configure for compilation
603# tests.
604AC_DEFUN([LT_OUTPUT],
605[: ${CONFIG_LT=./config.lt}
606AC_MSG_NOTICE([creating $CONFIG_LT])
607_LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
608[# Run this file to recreate a libtool stub with the current configuration.])
609
610cat >>"$CONFIG_LT" <<\_LTEOF
611lt_cl_silent=false
612exec AS_MESSAGE_LOG_FD>>config.log
613{
614  echo
615  AS_BOX([Running $as_me.])
616} >&AS_MESSAGE_LOG_FD
617
618lt_cl_help="\
619\`$as_me' creates a local libtool stub from the current configuration,
620for use in further configure time tests before the real libtool is
621generated.
622
623Usage: $[0] [[OPTIONS]]
624
625  -h, --help      print this help, then exit
626  -V, --version   print version number, then exit
627  -q, --quiet     do not print progress messages
628  -d, --debug     don't remove temporary files
629
630Report bugs to <bug-libtool@gnu.org>."
631
632lt_cl_version="\
633m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
634m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
635configured by $[0], generated by m4_PACKAGE_STRING.
636
637Copyright (C) 2010 Free Software Foundation, Inc.
638This config.lt script is free software; the Free Software Foundation
639gives unlimited permision to copy, distribute and modify it."
640
641while test $[#] != 0
642do
643  case $[1] in
644    --version | --v* | -V )
645      echo "$lt_cl_version"; exit 0 ;;
646    --help | --h* | -h )
647      echo "$lt_cl_help"; exit 0 ;;
648    --debug | --d* | -d )
649      debug=: ;;
650    --quiet | --q* | --silent | --s* | -q )
651      lt_cl_silent=: ;;
652
653    -*) AC_MSG_ERROR([unrecognized option: $[1]
654Try \`$[0] --help' for more information.]) ;;
655
656    *) AC_MSG_ERROR([unrecognized argument: $[1]
657Try \`$[0] --help' for more information.]) ;;
658  esac
659  shift
660done
661
662if $lt_cl_silent; then
663  exec AS_MESSAGE_FD>/dev/null
664fi
665_LTEOF
666
667cat >>"$CONFIG_LT" <<_LTEOF
668_LT_OUTPUT_LIBTOOL_COMMANDS_INIT
669_LTEOF
670
671cat >>"$CONFIG_LT" <<\_LTEOF
672AC_MSG_NOTICE([creating $ofile])
673_LT_OUTPUT_LIBTOOL_COMMANDS
674AS_EXIT(0)
675_LTEOF
676chmod +x "$CONFIG_LT"
677
678# configure is writing to config.log, but config.lt does its own redirection,
679# appending to config.log, which fails on DOS, as config.log is still kept
680# open by configure.  Here we exec the FD to /dev/null, effectively closing
681# config.log, so it can be properly (re)opened and appended to by config.lt.
682lt_cl_success=:
683test "$silent" = yes &&
684  lt_config_lt_args="$lt_config_lt_args --quiet"
685exec AS_MESSAGE_LOG_FD>/dev/null
686$SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
687exec AS_MESSAGE_LOG_FD>>config.log
688$lt_cl_success || AS_EXIT(1)
689])# LT_OUTPUT
690
691
692# _LT_CONFIG(TAG)
693# ---------------
694# If TAG is the built-in tag, create an initial libtool script with a
695# default configuration from the untagged config vars.  Otherwise add code
696# to config.status for appending the configuration named by TAG from the
697# matching tagged config vars.
698m4_defun([_LT_CONFIG],
699[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
700_LT_CONFIG_SAVE_COMMANDS([
701  m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
702  m4_if(_LT_TAG, [C], [
703    # See if we are running on zsh, and set the options which allow our
704    # commands through without removal of \ escapes.
705    if test -n "${ZSH_VERSION+set}" ; then
706      setopt NO_GLOB_SUBST
707    fi
708
709    cfgfile="${ofile}T"
710    trap "$RM \"$cfgfile\"; exit 1" 1 2 15
711    $RM "$cfgfile"
712
713    cat <<_LT_EOF >> "$cfgfile"
714#! $SHELL
715
716# `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
717# Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
718# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
719# NOTE: Changes made to this file will be lost: look at ltmain.sh.
720#
721_LT_COPYING
722_LT_LIBTOOL_TAGS
723
724# ### BEGIN LIBTOOL CONFIG
725_LT_LIBTOOL_CONFIG_VARS
726_LT_LIBTOOL_TAG_VARS
727# ### END LIBTOOL CONFIG
728
729_LT_EOF
730
731  case $host_os in
732  aix3*)
733    cat <<\_LT_EOF >> "$cfgfile"
734# AIX sometimes has problems with the GCC collect2 program.  For some
735# reason, if we set the COLLECT_NAMES environment variable, the problems
736# vanish in a puff of smoke.
737if test "X${COLLECT_NAMES+set}" != Xset; then
738  COLLECT_NAMES=
739  export COLLECT_NAMES
740fi
741_LT_EOF
742    ;;
743  esac
744
745  _LT_PROG_LTMAIN
746
747  # We use sed instead of cat because bash on DJGPP gets confused if
748  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
749  # text mode, it properly converts lines to CR/LF.  This bash problem
750  # is reportedly fixed, but why not run on old versions too?
751  sed '/^# Generated shell functions inserted here/q' "$ltmain" >> "$cfgfile" \
752    || (rm -f "$cfgfile"; exit 1)
753
754  _LT_PROG_XSI_SHELLFNS
755
756  sed -n '/^# Generated shell functions inserted here/,$p' "$ltmain" >> "$cfgfile" \
757    || (rm -f "$cfgfile"; exit 1)
758
759  mv -f "$cfgfile" "$ofile" ||
760    (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
761  chmod +x "$ofile"
762],
763[cat <<_LT_EOF >> "$ofile"
764
765dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
766dnl in a comment (ie after a #).
767# ### BEGIN LIBTOOL TAG CONFIG: $1
768_LT_LIBTOOL_TAG_VARS(_LT_TAG)
769# ### END LIBTOOL TAG CONFIG: $1
770_LT_EOF
771])dnl /m4_if
772],
773[m4_if([$1], [], [
774    PACKAGE='$PACKAGE'
775    VERSION='$VERSION'
776    TIMESTAMP='$TIMESTAMP'
777    RM='$RM'
778    ofile='$ofile'], [])
779])dnl /_LT_CONFIG_SAVE_COMMANDS
780])# _LT_CONFIG
781
782
783# LT_SUPPORTED_TAG(TAG)
784# ---------------------
785# Trace this macro to discover what tags are supported by the libtool
786# --tag option, using:
787#    autoconf --trace 'LT_SUPPORTED_TAG:$1'
788AC_DEFUN([LT_SUPPORTED_TAG], [])
789
790
791# C support is built-in for now
792m4_define([_LT_LANG_C_enabled], [])
793m4_define([_LT_TAGS], [])
794
795
796# LT_LANG(LANG)
797# -------------
798# Enable libtool support for the given language if not already enabled.
799AC_DEFUN([LT_LANG],
800[AC_BEFORE([$0], [LT_OUTPUT])dnl
801m4_case([$1],
802  [C],			[_LT_LANG(C)],
803  [C++],		[_LT_LANG(CXX)],
804  [Java],		[_LT_LANG(GCJ)],
805  [Fortran 77],		[_LT_LANG(F77)],
806  [Fortran],		[_LT_LANG(FC)],
807  [Windows Resource],	[_LT_LANG(RC)],
808  [m4_ifdef([_LT_LANG_]$1[_CONFIG],
809    [_LT_LANG($1)],
810    [m4_fatal([$0: unsupported language: "$1"])])])dnl
811])# LT_LANG
812
813
814# _LT_LANG(LANGNAME)
815# ------------------
816m4_defun([_LT_LANG],
817[m4_ifdef([_LT_LANG_]$1[_enabled], [],
818  [LT_SUPPORTED_TAG([$1])dnl
819  m4_append([_LT_TAGS], [$1 ])dnl
820  m4_define([_LT_LANG_]$1[_enabled], [])dnl
821  _LT_LANG_$1_CONFIG($1)])dnl
822])# _LT_LANG
823
824
825# _LT_LANG_DEFAULT_CONFIG
826# -----------------------
827m4_defun([_LT_LANG_DEFAULT_CONFIG],
828[AC_PROVIDE_IFELSE([AC_PROG_CXX],
829  [LT_LANG(CXX)],
830  [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
831
832AC_PROVIDE_IFELSE([AC_PROG_F77],
833  [LT_LANG(F77)],
834  [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
835
836AC_PROVIDE_IFELSE([AC_PROG_FC],
837  [LT_LANG(FC)],
838  [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
839
840dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
841dnl pulling things in needlessly.
842AC_PROVIDE_IFELSE([AC_PROG_GCJ],
843  [LT_LANG(GCJ)],
844  [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
845    [LT_LANG(GCJ)],
846    [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
847      [LT_LANG(GCJ)],
848      [m4_ifdef([AC_PROG_GCJ],
849	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
850       m4_ifdef([A][M_PROG_GCJ],
851	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
852       m4_ifdef([LT_PROG_GCJ],
853	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
854
855AC_PROVIDE_IFELSE([LT_PROG_RC],
856  [LT_LANG(RC)],
857  [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
858])# _LT_LANG_DEFAULT_CONFIG
859
860# Obsolete macros:
861AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
862AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
863AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
864AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
865AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
866dnl aclocal-1.4 backwards compatibility:
867dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
868dnl AC_DEFUN([AC_LIBTOOL_F77], [])
869dnl AC_DEFUN([AC_LIBTOOL_FC], [])
870dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
871dnl AC_DEFUN([AC_LIBTOOL_RC], [])
872
873
874# _LT_TAG_COMPILER
875# ----------------
876m4_defun([_LT_TAG_COMPILER],
877[AC_REQUIRE([AC_PROG_CC])dnl
878
879_LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
880_LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
881_LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
882_LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
883
884# If no C compiler was specified, use CC.
885LTCC=${LTCC-"$CC"}
886
887# If no C compiler flags were specified, use CFLAGS.
888LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
889
890# Allow CC to be a program name with arguments.
891compiler=$CC
892])# _LT_TAG_COMPILER
893
894
895# _LT_COMPILER_BOILERPLATE
896# ------------------------
897# Check for compiler boilerplate output or warnings with
898# the simple compiler test code.
899m4_defun([_LT_COMPILER_BOILERPLATE],
900[m4_require([_LT_DECL_SED])dnl
901ac_outfile=conftest.$ac_objext
902echo "$lt_simple_compile_test_code" >conftest.$ac_ext
903eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
904_lt_compiler_boilerplate=`cat conftest.err`
905$RM conftest*
906])# _LT_COMPILER_BOILERPLATE
907
908
909# _LT_LINKER_BOILERPLATE
910# ----------------------
911# Check for linker boilerplate output or warnings with
912# the simple link test code.
913m4_defun([_LT_LINKER_BOILERPLATE],
914[m4_require([_LT_DECL_SED])dnl
915ac_outfile=conftest.$ac_objext
916echo "$lt_simple_link_test_code" >conftest.$ac_ext
917eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
918_lt_linker_boilerplate=`cat conftest.err`
919$RM -r conftest*
920])# _LT_LINKER_BOILERPLATE
921
922# _LT_REQUIRED_DARWIN_CHECKS
923# -------------------------
924m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
925  case $host_os in
926    rhapsody* | darwin*)
927    AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
928    AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
929    AC_CHECK_TOOL([LIPO], [lipo], [:])
930    AC_CHECK_TOOL([OTOOL], [otool], [:])
931    AC_CHECK_TOOL([OTOOL64], [otool64], [:])
932    _LT_DECL([], [DSYMUTIL], [1],
933      [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
934    _LT_DECL([], [NMEDIT], [1],
935      [Tool to change global to local symbols on Mac OS X])
936    _LT_DECL([], [LIPO], [1],
937      [Tool to manipulate fat objects and archives on Mac OS X])
938    _LT_DECL([], [OTOOL], [1],
939      [ldd/readelf like tool for Mach-O binaries on Mac OS X])
940    _LT_DECL([], [OTOOL64], [1],
941      [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
942
943    AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
944      [lt_cv_apple_cc_single_mod=no
945      if test -z "${LT_MULTI_MODULE}"; then
946	# By default we will add the -single_module flag. You can override
947	# by either setting the environment variable LT_MULTI_MODULE
948	# non-empty at configure time, or by adding -multi_module to the
949	# link flags.
950	rm -rf libconftest.dylib*
951	echo "int foo(void){return 1;}" > conftest.c
952	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
953-dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
954	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
955	  -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
956        _lt_result=$?
957	if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
958	  lt_cv_apple_cc_single_mod=yes
959	else
960	  cat conftest.err >&AS_MESSAGE_LOG_FD
961	fi
962	rm -rf libconftest.dylib*
963	rm -f conftest.*
964      fi])
965    AC_CACHE_CHECK([for -exported_symbols_list linker flag],
966      [lt_cv_ld_exported_symbols_list],
967      [lt_cv_ld_exported_symbols_list=no
968      save_LDFLAGS=$LDFLAGS
969      echo "_main" > conftest.sym
970      LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
971      AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
972	[lt_cv_ld_exported_symbols_list=yes],
973	[lt_cv_ld_exported_symbols_list=no])
974	LDFLAGS="$save_LDFLAGS"
975    ])
976    AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
977      [lt_cv_ld_force_load=no
978      cat > conftest.c << _LT_EOF
979int forced_loaded() { return 2;}
980_LT_EOF
981      echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
982      $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
983      echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
984      $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
985      echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
986      $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
987      cat > conftest.c << _LT_EOF
988int main() { return 0;}
989_LT_EOF
990      echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
991      $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
992      _lt_result=$?
993      if test -f conftest && test ! -s conftest.err && test $_lt_result = 0 && $GREP forced_load conftest 2>&1 >/dev/null; then
994	lt_cv_ld_force_load=yes
995      else
996	cat conftest.err >&AS_MESSAGE_LOG_FD
997      fi
998        rm -f conftest.err libconftest.a conftest conftest.c
999        rm -rf conftest.dSYM
1000    ])
1001    case $host_os in
1002    rhapsody* | darwin1.[[012]])
1003      _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
1004    darwin1.*)
1005      _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1006    darwin*) # darwin 5.x on
1007      # if running on 10.5 or later, the deployment target defaults
1008      # to the OS version, if on x86, and 10.4, the deployment
1009      # target defaults to 10.4. Don't you love it?
1010      case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1011	10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1012	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1013	10.[[012]]*)
1014	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
1015	10.*)
1016	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
1017      esac
1018    ;;
1019  esac
1020    if test "$lt_cv_apple_cc_single_mod" = "yes"; then
1021      _lt_dar_single_mod='$single_module'
1022    fi
1023    if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
1024      _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
1025    else
1026      _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
1027    fi
1028    if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
1029      _lt_dsymutil='~$DSYMUTIL $lib || :'
1030    else
1031      _lt_dsymutil=
1032    fi
1033    ;;
1034  esac
1035])
1036
1037
1038# _LT_DARWIN_LINKER_FEATURES
1039# --------------------------
1040# Checks for linker and compiler features on darwin
1041m4_defun([_LT_DARWIN_LINKER_FEATURES],
1042[
1043  m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1044  _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1045  _LT_TAGVAR(hardcode_direct, $1)=no
1046  _LT_TAGVAR(hardcode_automatic, $1)=yes
1047  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1048  if test "$lt_cv_ld_force_load" = "yes"; then
1049    _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\"`'
1050  else
1051    _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1052  fi
1053  _LT_TAGVAR(link_all_deplibs, $1)=yes
1054  _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
1055  case $cc_basename in
1056     ifort*) _lt_dar_can_shared=yes ;;
1057     *) _lt_dar_can_shared=$GCC ;;
1058  esac
1059  if test "$_lt_dar_can_shared" = "yes"; then
1060    output_verbose_link_cmd=func_echo_all
1061    _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}"
1062    _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1063    _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}"
1064    _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}"
1065    m4_if([$1], [CXX],
1066[   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1067      _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}"
1068      _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}"
1069    fi
1070],[])
1071  else
1072  _LT_TAGVAR(ld_shlibs, $1)=no
1073  fi
1074])
1075
1076# _LT_SYS_MODULE_PATH_AIX
1077# -----------------------
1078# Links a minimal program and checks the executable
1079# for the system default hardcoded library path. In most cases,
1080# this is /usr/lib:/lib, but when the MPI compilers are used
1081# the location of the communication and MPI libs are included too.
1082# If we don't find anything, use the default library path according
1083# to the aix ld manual.
1084m4_defun([_LT_SYS_MODULE_PATH_AIX],
1085[m4_require([_LT_DECL_SED])dnl
1086AC_LINK_IFELSE(AC_LANG_PROGRAM,[
1087lt_aix_libpath_sed='
1088    /Import File Strings/,/^$/ {
1089	/^0/ {
1090	    s/^0  *\(.*\)$/\1/
1091	    p
1092	}
1093    }'
1094aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1095# Check for a 64-bit object if we didn't find anything.
1096if test -z "$aix_libpath"; then
1097  aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1098fi],[])
1099if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
1100])# _LT_SYS_MODULE_PATH_AIX
1101
1102
1103# _LT_SHELL_INIT(ARG)
1104# -------------------
1105m4_define([_LT_SHELL_INIT],
1106[m4_divert_text([M4SH-INIT], [$1
1107])])# _LT_SHELL_INIT
1108
1109
1110
1111# _LT_PROG_ECHO_BACKSLASH
1112# -----------------------
1113# Find how we can fake an echo command that does not interpret backslash.
1114# In particular, with Autoconf 2.60 or later we add some code to the start
1115# of the generated configure script which will find a shell with a builtin
1116# printf (which we can use as an echo command).
1117m4_defun([_LT_PROG_ECHO_BACKSLASH],
1118[ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1119ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1120ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1121
1122AC_MSG_CHECKING([how to print strings])
1123# Test print first, because it will be a builtin if present.
1124if test "X`print -r -- -n 2>/dev/null`" = X-n && \
1125   test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1126  ECHO='print -r --'
1127elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1128  ECHO='printf %s\n'
1129else
1130  # Use this function as a fallback that always works.
1131  func_fallback_echo ()
1132  {
1133    eval 'cat <<_LTECHO_EOF
1134$[]1
1135_LTECHO_EOF'
1136  }
1137  ECHO='func_fallback_echo'
1138fi
1139
1140# func_echo_all arg...
1141# Invoke $ECHO with all args, space-separated.
1142func_echo_all ()
1143{
1144    $ECHO "$*"
1145}
1146
1147case "$ECHO" in
1148  printf*) AC_MSG_RESULT([printf]) ;;
1149  print*) AC_MSG_RESULT([print -r]) ;;
1150  *) AC_MSG_RESULT([cat]) ;;
1151esac
1152
1153m4_ifdef([_AS_DETECT_SUGGESTED],
1154[_AS_DETECT_SUGGESTED([
1155  test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1156    ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1157    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1158    ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1159    PATH=/empty FPATH=/empty; export PATH FPATH
1160    test "X`printf %s $ECHO`" = "X$ECHO" \
1161      || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1162
1163_LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1164_LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1165])# _LT_PROG_ECHO_BACKSLASH
1166
1167
1168# _LT_ENABLE_LOCK
1169# ---------------
1170m4_defun([_LT_ENABLE_LOCK],
1171[AC_ARG_ENABLE([libtool-lock],
1172  [AS_HELP_STRING([--disable-libtool-lock],
1173    [avoid locking (might break parallel builds)])])
1174test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1175
1176# Some flags need to be propagated to the compiler or linker for good
1177# libtool support.
1178case $host in
1179ia64-*-hpux*)
1180  # Find out which ABI we are using.
1181  echo 'int i;' > conftest.$ac_ext
1182  if AC_TRY_EVAL(ac_compile); then
1183    case `/usr/bin/file conftest.$ac_objext` in
1184      *ELF-32*)
1185	HPUX_IA64_MODE="32"
1186	;;
1187      *ELF-64*)
1188	HPUX_IA64_MODE="64"
1189	;;
1190    esac
1191  fi
1192  rm -rf conftest*
1193  ;;
1194*-*-irix6*)
1195  # Find out which ABI we are using.
1196  echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1197  if AC_TRY_EVAL(ac_compile); then
1198    if test "$lt_cv_prog_gnu_ld" = yes; then
1199      case `/usr/bin/file conftest.$ac_objext` in
1200	*32-bit*)
1201	  LD="${LD-ld} -melf32bsmip"
1202	  ;;
1203	*N32*)
1204	  LD="${LD-ld} -melf32bmipn32"
1205	  ;;
1206	*64-bit*)
1207	  LD="${LD-ld} -melf64bmip"
1208	;;
1209      esac
1210    else
1211      case `/usr/bin/file conftest.$ac_objext` in
1212	*32-bit*)
1213	  LD="${LD-ld} -32"
1214	  ;;
1215	*N32*)
1216	  LD="${LD-ld} -n32"
1217	  ;;
1218	*64-bit*)
1219	  LD="${LD-ld} -64"
1220	  ;;
1221      esac
1222    fi
1223  fi
1224  rm -rf conftest*
1225  ;;
1226
1227x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
1228s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1229  # Find out which ABI we are using.
1230  echo 'int i;' > conftest.$ac_ext
1231  if AC_TRY_EVAL(ac_compile); then
1232    case `/usr/bin/file conftest.o` in
1233      *32-bit*)
1234	case $host in
1235	  x86_64-*kfreebsd*-gnu)
1236	    LD="${LD-ld} -m elf_i386_fbsd"
1237	    ;;
1238	  x86_64-*linux*)
1239	    LD="${LD-ld} -m elf_i386"
1240	    ;;
1241	  ppc64-*linux*|powerpc64-*linux*)
1242	    LD="${LD-ld} -m elf32ppclinux"
1243	    ;;
1244	  s390x-*linux*)
1245	    LD="${LD-ld} -m elf_s390"
1246	    ;;
1247	  sparc64-*linux*)
1248	    LD="${LD-ld} -m elf32_sparc"
1249	    ;;
1250	esac
1251	;;
1252      *64-bit*)
1253	case $host in
1254	  x86_64-*kfreebsd*-gnu)
1255	    LD="${LD-ld} -m elf_x86_64_fbsd"
1256	    ;;
1257	  x86_64-*linux*)
1258	    LD="${LD-ld} -m elf_x86_64"
1259	    ;;
1260	  ppc*-*linux*|powerpc*-*linux*)
1261	    LD="${LD-ld} -m elf64ppc"
1262	    ;;
1263	  s390*-*linux*|s390*-*tpf*)
1264	    LD="${LD-ld} -m elf64_s390"
1265	    ;;
1266	  sparc*-*linux*)
1267	    LD="${LD-ld} -m elf64_sparc"
1268	    ;;
1269	esac
1270	;;
1271    esac
1272  fi
1273  rm -rf conftest*
1274  ;;
1275
1276*-*-sco3.2v5*)
1277  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1278  SAVE_CFLAGS="$CFLAGS"
1279  CFLAGS="$CFLAGS -belf"
1280  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1281    [AC_LANG_PUSH(C)
1282     AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1283     AC_LANG_POP])
1284  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1285    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1286    CFLAGS="$SAVE_CFLAGS"
1287  fi
1288  ;;
1289sparc*-*solaris*)
1290  # Find out which ABI we are using.
1291  echo 'int i;' > conftest.$ac_ext
1292  if AC_TRY_EVAL(ac_compile); then
1293    case `/usr/bin/file conftest.o` in
1294    *64-bit*)
1295      case $lt_cv_prog_gnu_ld in
1296      yes*) LD="${LD-ld} -m elf64_sparc" ;;
1297      *)
1298	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1299	  LD="${LD-ld} -64"
1300	fi
1301	;;
1302      esac
1303      ;;
1304    esac
1305  fi
1306  rm -rf conftest*
1307  ;;
1308esac
1309
1310need_locks="$enable_libtool_lock"
1311])# _LT_ENABLE_LOCK
1312
1313
1314# _LT_CMD_OLD_ARCHIVE
1315# -------------------
1316m4_defun([_LT_CMD_OLD_ARCHIVE],
1317[AC_CHECK_TOOL(AR, ar, false)
1318test -z "$AR" && AR=ar
1319test -z "$AR_FLAGS" && AR_FLAGS=cru
1320_LT_DECL([], [AR], [1], [The archiver])
1321_LT_DECL([], [AR_FLAGS], [1])
1322
1323AC_CHECK_TOOL(STRIP, strip, :)
1324test -z "$STRIP" && STRIP=:
1325_LT_DECL([], [STRIP], [1], [A symbol stripping program])
1326
1327AC_CHECK_TOOL(RANLIB, ranlib, :)
1328test -z "$RANLIB" && RANLIB=:
1329_LT_DECL([], [RANLIB], [1],
1330    [Commands used to install an old-style archive])
1331
1332# Determine commands to create old-style static archives.
1333old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1334old_postinstall_cmds='chmod 644 $oldlib'
1335old_postuninstall_cmds=
1336
1337if test -n "$RANLIB"; then
1338  case $host_os in
1339  openbsd*)
1340    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
1341    ;;
1342  *)
1343    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
1344    ;;
1345  esac
1346  old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
1347fi
1348
1349case $host_os in
1350  darwin*)
1351    lock_old_archive_extraction=yes ;;
1352  *)
1353    lock_old_archive_extraction=no ;;
1354esac
1355_LT_DECL([], [old_postinstall_cmds], [2])
1356_LT_DECL([], [old_postuninstall_cmds], [2])
1357_LT_TAGDECL([], [old_archive_cmds], [2],
1358    [Commands used to build an old-style archive])
1359_LT_DECL([], [lock_old_archive_extraction], [0],
1360    [Whether to use a lock for old archive extraction])
1361])# _LT_CMD_OLD_ARCHIVE
1362
1363
1364# _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1365#		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1366# ----------------------------------------------------------------
1367# Check whether the given compiler option works
1368AC_DEFUN([_LT_COMPILER_OPTION],
1369[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1370m4_require([_LT_DECL_SED])dnl
1371AC_CACHE_CHECK([$1], [$2],
1372  [$2=no
1373   m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1374   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1375   lt_compiler_flag="$3"
1376   # Insert the option either (1) after the last *FLAGS variable, or
1377   # (2) before a word containing "conftest.", or (3) at the end.
1378   # Note that $ac_compile itself does not contain backslashes and begins
1379   # with a dollar sign (not a hyphen), so the echo should work correctly.
1380   # The option is referenced via a variable to avoid confusing sed.
1381   lt_compile=`echo "$ac_compile" | $SED \
1382   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1383   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1384   -e 's:$: $lt_compiler_flag:'`
1385   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1386   (eval "$lt_compile" 2>conftest.err)
1387   ac_status=$?
1388   cat conftest.err >&AS_MESSAGE_LOG_FD
1389   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1390   if (exit $ac_status) && test -s "$ac_outfile"; then
1391     # The compiler can only warn and ignore the option if not recognized
1392     # So say no if there are warnings other than the usual output.
1393     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1394     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1395     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1396       $2=yes
1397     fi
1398   fi
1399   $RM conftest*
1400])
1401
1402if test x"[$]$2" = xyes; then
1403    m4_if([$5], , :, [$5])
1404else
1405    m4_if([$6], , :, [$6])
1406fi
1407])# _LT_COMPILER_OPTION
1408
1409# Old name:
1410AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1411dnl aclocal-1.4 backwards compatibility:
1412dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1413
1414
1415# _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1416#                  [ACTION-SUCCESS], [ACTION-FAILURE])
1417# ----------------------------------------------------
1418# Check whether the given linker option works
1419AC_DEFUN([_LT_LINKER_OPTION],
1420[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1421m4_require([_LT_DECL_SED])dnl
1422AC_CACHE_CHECK([$1], [$2],
1423  [$2=no
1424   save_LDFLAGS="$LDFLAGS"
1425   LDFLAGS="$LDFLAGS $3"
1426   echo "$lt_simple_link_test_code" > conftest.$ac_ext
1427   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1428     # The linker can only warn and ignore the option if not recognized
1429     # So say no if there are warnings
1430     if test -s conftest.err; then
1431       # Append any errors to the config.log.
1432       cat conftest.err 1>&AS_MESSAGE_LOG_FD
1433       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1434       $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1435       if diff conftest.exp conftest.er2 >/dev/null; then
1436         $2=yes
1437       fi
1438     else
1439       $2=yes
1440     fi
1441   fi
1442   $RM -r conftest*
1443   LDFLAGS="$save_LDFLAGS"
1444])
1445
1446if test x"[$]$2" = xyes; then
1447    m4_if([$4], , :, [$4])
1448else
1449    m4_if([$5], , :, [$5])
1450fi
1451])# _LT_LINKER_OPTION
1452
1453# Old name:
1454AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1455dnl aclocal-1.4 backwards compatibility:
1456dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1457
1458
1459# LT_CMD_MAX_LEN
1460#---------------
1461AC_DEFUN([LT_CMD_MAX_LEN],
1462[AC_REQUIRE([AC_CANONICAL_HOST])dnl
1463# find the maximum length of command line arguments
1464AC_MSG_CHECKING([the maximum length of command line arguments])
1465AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1466  i=0
1467  teststring="ABCD"
1468
1469  case $build_os in
1470  msdosdjgpp*)
1471    # On DJGPP, this test can blow up pretty badly due to problems in libc
1472    # (any single argument exceeding 2000 bytes causes a buffer overrun
1473    # during glob expansion).  Even if it were fixed, the result of this
1474    # check would be larger than it should be.
1475    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1476    ;;
1477
1478  gnu*)
1479    # Under GNU Hurd, this test is not required because there is
1480    # no limit to the length of command line arguments.
1481    # Libtool will interpret -1 as no limit whatsoever
1482    lt_cv_sys_max_cmd_len=-1;
1483    ;;
1484
1485  cygwin* | mingw* | cegcc*)
1486    # On Win9x/ME, this test blows up -- it succeeds, but takes
1487    # about 5 minutes as the teststring grows exponentially.
1488    # Worse, since 9x/ME are not pre-emptively multitasking,
1489    # you end up with a "frozen" computer, even though with patience
1490    # the test eventually succeeds (with a max line length of 256k).
1491    # Instead, let's just punt: use the minimum linelength reported by
1492    # all of the supported platforms: 8192 (on NT/2K/XP).
1493    lt_cv_sys_max_cmd_len=8192;
1494    ;;
1495
1496  mint*)
1497    # On MiNT this can take a long time and run out of memory.
1498    lt_cv_sys_max_cmd_len=8192;
1499    ;;
1500
1501  amigaos*)
1502    # On AmigaOS with pdksh, this test takes hours, literally.
1503    # So we just punt and use a minimum line length of 8192.
1504    lt_cv_sys_max_cmd_len=8192;
1505    ;;
1506
1507  netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
1508    # This has been around since 386BSD, at least.  Likely further.
1509    if test -x /sbin/sysctl; then
1510      lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1511    elif test -x /usr/sbin/sysctl; then
1512      lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1513    else
1514      lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
1515    fi
1516    # And add a safety zone
1517    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1518    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1519    ;;
1520
1521  interix*)
1522    # We know the value 262144 and hardcode it with a safety zone (like BSD)
1523    lt_cv_sys_max_cmd_len=196608
1524    ;;
1525
1526  osf*)
1527    # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1528    # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1529    # nice to cause kernel panics so lets avoid the loop below.
1530    # First set a reasonable default.
1531    lt_cv_sys_max_cmd_len=16384
1532    #
1533    if test -x /sbin/sysconfig; then
1534      case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1535        *1*) lt_cv_sys_max_cmd_len=-1 ;;
1536      esac
1537    fi
1538    ;;
1539  sco3.2v5*)
1540    lt_cv_sys_max_cmd_len=102400
1541    ;;
1542  sysv5* | sco5v6* | sysv4.2uw2*)
1543    kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1544    if test -n "$kargmax"; then
1545      lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[	 ]]//'`
1546    else
1547      lt_cv_sys_max_cmd_len=32768
1548    fi
1549    ;;
1550  *)
1551    lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1552    if test -n "$lt_cv_sys_max_cmd_len"; then
1553      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1554      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1555    else
1556      # Make teststring a little bigger before we do anything with it.
1557      # a 1K string should be a reasonable start.
1558      for i in 1 2 3 4 5 6 7 8 ; do
1559        teststring=$teststring$teststring
1560      done
1561      SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1562      # If test is not a shell built-in, we'll probably end up computing a
1563      # maximum length that is only half of the actual maximum length, but
1564      # we can't tell.
1565      while { test "X"`func_fallback_echo "$teststring$teststring" 2>/dev/null` \
1566	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1567	      test $i != 17 # 1/2 MB should be enough
1568      do
1569        i=`expr $i + 1`
1570        teststring=$teststring$teststring
1571      done
1572      # Only check the string length outside the loop.
1573      lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1574      teststring=
1575      # Add a significant safety factor because C++ compilers can tack on
1576      # massive amounts of additional arguments before passing them to the
1577      # linker.  It appears as though 1/2 is a usable value.
1578      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1579    fi
1580    ;;
1581  esac
1582])
1583if test -n $lt_cv_sys_max_cmd_len ; then
1584  AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1585else
1586  AC_MSG_RESULT(none)
1587fi
1588max_cmd_len=$lt_cv_sys_max_cmd_len
1589_LT_DECL([], [max_cmd_len], [0],
1590    [What is the maximum length of a command?])
1591])# LT_CMD_MAX_LEN
1592
1593# Old name:
1594AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1595dnl aclocal-1.4 backwards compatibility:
1596dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1597
1598
1599# _LT_HEADER_DLFCN
1600# ----------------
1601m4_defun([_LT_HEADER_DLFCN],
1602[AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1603])# _LT_HEADER_DLFCN
1604
1605
1606# _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1607#                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1608# ----------------------------------------------------------------
1609m4_defun([_LT_TRY_DLOPEN_SELF],
1610[m4_require([_LT_HEADER_DLFCN])dnl
1611if test "$cross_compiling" = yes; then :
1612  [$4]
1613else
1614  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1615  lt_status=$lt_dlunknown
1616  cat > conftest.$ac_ext <<_LT_EOF
1617[#line $LINENO "configure"
1618#include "confdefs.h"
1619
1620#if HAVE_DLFCN_H
1621#include <dlfcn.h>
1622#endif
1623
1624#include <stdio.h>
1625
1626#ifdef RTLD_GLOBAL
1627#  define LT_DLGLOBAL		RTLD_GLOBAL
1628#else
1629#  ifdef DL_GLOBAL
1630#    define LT_DLGLOBAL		DL_GLOBAL
1631#  else
1632#    define LT_DLGLOBAL		0
1633#  endif
1634#endif
1635
1636/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1637   find out it does not work in some platform. */
1638#ifndef LT_DLLAZY_OR_NOW
1639#  ifdef RTLD_LAZY
1640#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
1641#  else
1642#    ifdef DL_LAZY
1643#      define LT_DLLAZY_OR_NOW		DL_LAZY
1644#    else
1645#      ifdef RTLD_NOW
1646#        define LT_DLLAZY_OR_NOW	RTLD_NOW
1647#      else
1648#        ifdef DL_NOW
1649#          define LT_DLLAZY_OR_NOW	DL_NOW
1650#        else
1651#          define LT_DLLAZY_OR_NOW	0
1652#        endif
1653#      endif
1654#    endif
1655#  endif
1656#endif
1657
1658/* When -fvisbility=hidden is used, assume the code has been annotated
1659   correspondingly for the symbols needed.  */
1660#if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1661void fnord () __attribute__((visibility("default")));
1662#endif
1663
1664void fnord () { int i=42; }
1665int main ()
1666{
1667  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1668  int status = $lt_dlunknown;
1669
1670  if (self)
1671    {
1672      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1673      else
1674        {
1675	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1676          else puts (dlerror ());
1677	}
1678      /* dlclose (self); */
1679    }
1680  else
1681    puts (dlerror ());
1682
1683  return status;
1684}]
1685_LT_EOF
1686  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1687    (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1688    lt_status=$?
1689    case x$lt_status in
1690      x$lt_dlno_uscore) $1 ;;
1691      x$lt_dlneed_uscore) $2 ;;
1692      x$lt_dlunknown|x*) $3 ;;
1693    esac
1694  else :
1695    # compilation failed
1696    $3
1697  fi
1698fi
1699rm -fr conftest*
1700])# _LT_TRY_DLOPEN_SELF
1701
1702
1703# LT_SYS_DLOPEN_SELF
1704# ------------------
1705AC_DEFUN([LT_SYS_DLOPEN_SELF],
1706[m4_require([_LT_HEADER_DLFCN])dnl
1707if test "x$enable_dlopen" != xyes; then
1708  enable_dlopen=unknown
1709  enable_dlopen_self=unknown
1710  enable_dlopen_self_static=unknown
1711else
1712  lt_cv_dlopen=no
1713  lt_cv_dlopen_libs=
1714
1715  case $host_os in
1716  beos*)
1717    lt_cv_dlopen="load_add_on"
1718    lt_cv_dlopen_libs=
1719    lt_cv_dlopen_self=yes
1720    ;;
1721
1722  mingw* | pw32* | cegcc*)
1723    lt_cv_dlopen="LoadLibrary"
1724    lt_cv_dlopen_libs=
1725    ;;
1726
1727  cygwin*)
1728    lt_cv_dlopen="dlopen"
1729    lt_cv_dlopen_libs=
1730    ;;
1731
1732  darwin*)
1733  # if libdl is installed we need to link against it
1734    AC_CHECK_LIB([dl], [dlopen],
1735		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1736    lt_cv_dlopen="dyld"
1737    lt_cv_dlopen_libs=
1738    lt_cv_dlopen_self=yes
1739    ])
1740    ;;
1741
1742  *)
1743    AC_CHECK_FUNC([shl_load],
1744	  [lt_cv_dlopen="shl_load"],
1745      [AC_CHECK_LIB([dld], [shl_load],
1746	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1747	[AC_CHECK_FUNC([dlopen],
1748	      [lt_cv_dlopen="dlopen"],
1749	  [AC_CHECK_LIB([dl], [dlopen],
1750		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1751	    [AC_CHECK_LIB([svld], [dlopen],
1752		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1753	      [AC_CHECK_LIB([dld], [dld_link],
1754		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1755	      ])
1756	    ])
1757	  ])
1758	])
1759      ])
1760    ;;
1761  esac
1762
1763  if test "x$lt_cv_dlopen" != xno; then
1764    enable_dlopen=yes
1765  else
1766    enable_dlopen=no
1767  fi
1768
1769  case $lt_cv_dlopen in
1770  dlopen)
1771    save_CPPFLAGS="$CPPFLAGS"
1772    test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1773
1774    save_LDFLAGS="$LDFLAGS"
1775    wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1776
1777    save_LIBS="$LIBS"
1778    LIBS="$lt_cv_dlopen_libs $LIBS"
1779
1780    AC_CACHE_CHECK([whether a program can dlopen itself],
1781	  lt_cv_dlopen_self, [dnl
1782	  _LT_TRY_DLOPEN_SELF(
1783	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1784	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1785    ])
1786
1787    if test "x$lt_cv_dlopen_self" = xyes; then
1788      wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1789      AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1790	  lt_cv_dlopen_self_static, [dnl
1791	  _LT_TRY_DLOPEN_SELF(
1792	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1793	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
1794      ])
1795    fi
1796
1797    CPPFLAGS="$save_CPPFLAGS"
1798    LDFLAGS="$save_LDFLAGS"
1799    LIBS="$save_LIBS"
1800    ;;
1801  esac
1802
1803  case $lt_cv_dlopen_self in
1804  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1805  *) enable_dlopen_self=unknown ;;
1806  esac
1807
1808  case $lt_cv_dlopen_self_static in
1809  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1810  *) enable_dlopen_self_static=unknown ;;
1811  esac
1812fi
1813_LT_DECL([dlopen_support], [enable_dlopen], [0],
1814	 [Whether dlopen is supported])
1815_LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1816	 [Whether dlopen of programs is supported])
1817_LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1818	 [Whether dlopen of statically linked programs is supported])
1819])# LT_SYS_DLOPEN_SELF
1820
1821# Old name:
1822AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1823dnl aclocal-1.4 backwards compatibility:
1824dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1825
1826
1827# _LT_COMPILER_C_O([TAGNAME])
1828# ---------------------------
1829# Check to see if options -c and -o are simultaneously supported by compiler.
1830# This macro does not hard code the compiler like AC_PROG_CC_C_O.
1831m4_defun([_LT_COMPILER_C_O],
1832[m4_require([_LT_DECL_SED])dnl
1833m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1834m4_require([_LT_TAG_COMPILER])dnl
1835AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1836  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1837  [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1838   $RM -r conftest 2>/dev/null
1839   mkdir conftest
1840   cd conftest
1841   mkdir out
1842   echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1843
1844   lt_compiler_flag="-o out/conftest2.$ac_objext"
1845   # Insert the option either (1) after the last *FLAGS variable, or
1846   # (2) before a word containing "conftest.", or (3) at the end.
1847   # Note that $ac_compile itself does not contain backslashes and begins
1848   # with a dollar sign (not a hyphen), so the echo should work correctly.
1849   lt_compile=`echo "$ac_compile" | $SED \
1850   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1851   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1852   -e 's:$: $lt_compiler_flag:'`
1853   (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1854   (eval "$lt_compile" 2>out/conftest.err)
1855   ac_status=$?
1856   cat out/conftest.err >&AS_MESSAGE_LOG_FD
1857   echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1858   if (exit $ac_status) && test -s out/conftest2.$ac_objext
1859   then
1860     # The compiler can only warn and ignore the option if not recognized
1861     # So say no if there are warnings
1862     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
1863     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
1864     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
1865       _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
1866     fi
1867   fi
1868   chmod u+w . 2>&AS_MESSAGE_LOG_FD
1869   $RM conftest*
1870   # SGI C++ compiler will create directory out/ii_files/ for
1871   # template instantiation
1872   test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
1873   $RM out/* && rmdir out
1874   cd ..
1875   $RM -r conftest
1876   $RM conftest*
1877])
1878_LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
1879	[Does compiler simultaneously support -c and -o options?])
1880])# _LT_COMPILER_C_O
1881
1882
1883# _LT_COMPILER_FILE_LOCKS([TAGNAME])
1884# ----------------------------------
1885# Check to see if we can do hard links to lock some files if needed
1886m4_defun([_LT_COMPILER_FILE_LOCKS],
1887[m4_require([_LT_ENABLE_LOCK])dnl
1888m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1889_LT_COMPILER_C_O([$1])
1890
1891hard_links="nottested"
1892if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
1893  # do not overwrite the value of need_locks provided by the user
1894  AC_MSG_CHECKING([if we can lock with hard links])
1895  hard_links=yes
1896  $RM conftest*
1897  ln conftest.a conftest.b 2>/dev/null && hard_links=no
1898  touch conftest.a
1899  ln conftest.a conftest.b 2>&5 || hard_links=no
1900  ln conftest.a conftest.b 2>/dev/null && hard_links=no
1901  AC_MSG_RESULT([$hard_links])
1902  if test "$hard_links" = no; then
1903    AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
1904    need_locks=warn
1905  fi
1906else
1907  need_locks=no
1908fi
1909_LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
1910])# _LT_COMPILER_FILE_LOCKS
1911
1912
1913# _LT_CHECK_OBJDIR
1914# ----------------
1915m4_defun([_LT_CHECK_OBJDIR],
1916[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
1917[rm -f .libs 2>/dev/null
1918mkdir .libs 2>/dev/null
1919if test -d .libs; then
1920  lt_cv_objdir=.libs
1921else
1922  # MS-DOS does not allow filenames that begin with a dot.
1923  lt_cv_objdir=_libs
1924fi
1925rmdir .libs 2>/dev/null])
1926objdir=$lt_cv_objdir
1927_LT_DECL([], [objdir], [0],
1928         [The name of the directory that contains temporary libtool files])dnl
1929m4_pattern_allow([LT_OBJDIR])dnl
1930AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
1931  [Define to the sub-directory in which libtool stores uninstalled libraries.])
1932])# _LT_CHECK_OBJDIR
1933
1934
1935# _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
1936# --------------------------------------
1937# Check hardcoding attributes.
1938m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
1939[AC_MSG_CHECKING([how to hardcode library paths into programs])
1940_LT_TAGVAR(hardcode_action, $1)=
1941if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
1942   test -n "$_LT_TAGVAR(runpath_var, $1)" ||
1943   test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
1944
1945  # We can hardcode non-existent directories.
1946  if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
1947     # If the only mechanism to avoid hardcoding is shlibpath_var, we
1948     # have to relink, otherwise we might link with an installed library
1949     # when we should be linking with a yet-to-be-installed one
1950     ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
1951     test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
1952    # Linking always hardcodes the temporary library directory.
1953    _LT_TAGVAR(hardcode_action, $1)=relink
1954  else
1955    # We can link without hardcoding, and we can hardcode nonexisting dirs.
1956    _LT_TAGVAR(hardcode_action, $1)=immediate
1957  fi
1958else
1959  # We cannot hardcode anything, or else we can only hardcode existing
1960  # directories.
1961  _LT_TAGVAR(hardcode_action, $1)=unsupported
1962fi
1963AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
1964
1965if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
1966   test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
1967  # Fast installation is not supported
1968  enable_fast_install=no
1969elif test "$shlibpath_overrides_runpath" = yes ||
1970     test "$enable_shared" = no; then
1971  # Fast installation is not necessary
1972  enable_fast_install=needless
1973fi
1974_LT_TAGDECL([], [hardcode_action], [0],
1975    [How to hardcode a shared library path into an executable])
1976])# _LT_LINKER_HARDCODE_LIBPATH
1977
1978
1979# _LT_CMD_STRIPLIB
1980# ----------------
1981m4_defun([_LT_CMD_STRIPLIB],
1982[m4_require([_LT_DECL_EGREP])
1983striplib=
1984old_striplib=
1985AC_MSG_CHECKING([whether stripping libraries is possible])
1986if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
1987  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
1988  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
1989  AC_MSG_RESULT([yes])
1990else
1991# FIXME - insert some real tests, host_os isn't really good enough
1992  case $host_os in
1993  darwin*)
1994    if test -n "$STRIP" ; then
1995      striplib="$STRIP -x"
1996      old_striplib="$STRIP -S"
1997      AC_MSG_RESULT([yes])
1998    else
1999      AC_MSG_RESULT([no])
2000    fi
2001    ;;
2002  *)
2003    AC_MSG_RESULT([no])
2004    ;;
2005  esac
2006fi
2007_LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2008_LT_DECL([], [striplib], [1])
2009])# _LT_CMD_STRIPLIB
2010
2011
2012# _LT_SYS_DYNAMIC_LINKER([TAG])
2013# -----------------------------
2014# PORTME Fill in your ld.so characteristics
2015m4_defun([_LT_SYS_DYNAMIC_LINKER],
2016[AC_REQUIRE([AC_CANONICAL_HOST])dnl
2017m4_require([_LT_DECL_EGREP])dnl
2018m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2019m4_require([_LT_DECL_OBJDUMP])dnl
2020m4_require([_LT_DECL_SED])dnl
2021m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2022AC_MSG_CHECKING([dynamic linker characteristics])
2023m4_if([$1],
2024	[], [
2025if test "$GCC" = yes; then
2026  case $host_os in
2027    darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2028    *) lt_awk_arg="/^libraries:/" ;;
2029  esac
2030  case $host_os in
2031    mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
2032    *) lt_sed_strip_eq="s,=/,/,g" ;;
2033  esac
2034  lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2035  case $lt_search_path_spec in
2036  *\;*)
2037    # if the path contains ";" then we assume it to be the separator
2038    # otherwise default to the standard path separator (i.e. ":") - it is
2039    # assumed that no part of a normal pathname contains ";" but that should
2040    # okay in the real world where ";" in dirpaths is itself problematic.
2041    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2042    ;;
2043  *)
2044    lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2045    ;;
2046  esac
2047  # Ok, now we have the path, separated by spaces, we can step through it
2048  # and add multilib dir if necessary.
2049  lt_tmp_lt_search_path_spec=
2050  lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2051  for lt_sys_path in $lt_search_path_spec; do
2052    if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2053      lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2054    else
2055      test -d "$lt_sys_path" && \
2056	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2057    fi
2058  done
2059  lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2060BEGIN {RS=" "; FS="/|\n";} {
2061  lt_foo="";
2062  lt_count=0;
2063  for (lt_i = NF; lt_i > 0; lt_i--) {
2064    if ($lt_i != "" && $lt_i != ".") {
2065      if ($lt_i == "..") {
2066        lt_count++;
2067      } else {
2068        if (lt_count == 0) {
2069          lt_foo="/" $lt_i lt_foo;
2070        } else {
2071          lt_count--;
2072        }
2073      }
2074    }
2075  }
2076  if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2077  if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2078}'`
2079  # AWK program above erroneously prepends '/' to C:/dos/paths
2080  # for these hosts.
2081  case $host_os in
2082    mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2083      $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
2084  esac
2085  sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2086else
2087  sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2088fi])
2089library_names_spec=
2090libname_spec='lib$name'
2091soname_spec=
2092shrext_cmds=".so"
2093postinstall_cmds=
2094postuninstall_cmds=
2095finish_cmds=
2096finish_eval=
2097shlibpath_var=
2098shlibpath_overrides_runpath=unknown
2099version_type=none
2100dynamic_linker="$host_os ld.so"
2101sys_lib_dlsearch_path_spec="/lib /usr/lib"
2102need_lib_prefix=unknown
2103hardcode_into_libs=no
2104
2105# when you set need_version to no, make sure it does not cause -set_version
2106# flags to be left without arguments
2107need_version=unknown
2108
2109case $host_os in
2110aix3*)
2111  version_type=linux
2112  library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2113  shlibpath_var=LIBPATH
2114
2115  # AIX 3 has no versioning support, so we append a major version to the name.
2116  soname_spec='${libname}${release}${shared_ext}$major'
2117  ;;
2118
2119aix[[4-9]]*)
2120  version_type=linux
2121  need_lib_prefix=no
2122  need_version=no
2123  hardcode_into_libs=yes
2124  if test "$host_cpu" = ia64; then
2125    # AIX 5 supports IA64
2126    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2127    shlibpath_var=LD_LIBRARY_PATH
2128  else
2129    # With GCC up to 2.95.x, collect2 would create an import file
2130    # for dependence libraries.  The import file would start with
2131    # the line `#! .'.  This would cause the generated library to
2132    # depend on `.', always an invalid library.  This was fixed in
2133    # development snapshots of GCC prior to 3.0.
2134    case $host_os in
2135      aix4 | aix4.[[01]] | aix4.[[01]].*)
2136      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2137	   echo ' yes '
2138	   echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
2139	:
2140      else
2141	can_build_shared=no
2142      fi
2143      ;;
2144    esac
2145    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2146    # soname into executable. Probably we can add versioning support to
2147    # collect2, so additional links can be useful in future.
2148    if test "$aix_use_runtimelinking" = yes; then
2149      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2150      # instead of lib<name>.a to let people know that these are not
2151      # typical AIX shared libraries.
2152      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2153    else
2154      # We preserve .a as extension for shared libraries through AIX4.2
2155      # and later when we are not doing run time linking.
2156      library_names_spec='${libname}${release}.a $libname.a'
2157      soname_spec='${libname}${release}${shared_ext}$major'
2158    fi
2159    shlibpath_var=LIBPATH
2160  fi
2161  ;;
2162
2163amigaos*)
2164  case $host_cpu in
2165  powerpc)
2166    # Since July 2007 AmigaOS4 officially supports .so libraries.
2167    # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2168    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2169    ;;
2170  m68k)
2171    library_names_spec='$libname.ixlibrary $libname.a'
2172    # Create ${libname}_ixlibrary.a entries in /sys/libs.
2173    finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2174    ;;
2175  esac
2176  ;;
2177
2178beos*)
2179  library_names_spec='${libname}${shared_ext}'
2180  dynamic_linker="$host_os ld.so"
2181  shlibpath_var=LIBRARY_PATH
2182  ;;
2183
2184bsdi[[45]]*)
2185  version_type=linux
2186  need_version=no
2187  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2188  soname_spec='${libname}${release}${shared_ext}$major'
2189  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2190  shlibpath_var=LD_LIBRARY_PATH
2191  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2192  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2193  # the default ld.so.conf also contains /usr/contrib/lib and
2194  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2195  # libtool to hard-code these into programs
2196  ;;
2197
2198cygwin* | mingw* | pw32* | cegcc*)
2199  version_type=windows
2200  shrext_cmds=".dll"
2201  need_version=no
2202  need_lib_prefix=no
2203
2204  case $GCC,$host_os in
2205  yes,cygwin* | yes,mingw* | yes,pw32* | yes,cegcc*)
2206    library_names_spec='$libname.dll.a'
2207    # DLL is installed to $(libdir)/../bin by postinstall_cmds
2208    postinstall_cmds='base_file=`basename \${file}`~
2209      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2210      dldir=$destdir/`dirname \$dlpath`~
2211      test -d \$dldir || mkdir -p \$dldir~
2212      $install_prog $dir/$dlname \$dldir/$dlname~
2213      chmod a+x \$dldir/$dlname~
2214      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2215        eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2216      fi'
2217    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2218      dlpath=$dir/\$dldll~
2219       $RM \$dlpath'
2220    shlibpath_overrides_runpath=yes
2221
2222    case $host_os in
2223    cygwin*)
2224      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2225      soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2226m4_if([$1], [],[
2227      sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2228      ;;
2229    mingw* | cegcc*)
2230      # MinGW DLLs use traditional 'lib' prefix
2231      soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2232      ;;
2233    pw32*)
2234      # pw32 DLLs use 'pw' prefix rather than 'lib'
2235      library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2236      ;;
2237    esac
2238    ;;
2239
2240  *)
2241    library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2242    ;;
2243  esac
2244  dynamic_linker='Win32 ld.exe'
2245  # FIXME: first we should search . and the directory the executable is in
2246  shlibpath_var=PATH
2247  ;;
2248
2249darwin* | rhapsody*)
2250  dynamic_linker="$host_os dyld"
2251  version_type=darwin
2252  need_lib_prefix=no
2253  need_version=no
2254  library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2255  soname_spec='${libname}${release}${major}$shared_ext'
2256  shlibpath_overrides_runpath=yes
2257  shlibpath_var=DYLD_LIBRARY_PATH
2258  shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2259m4_if([$1], [],[
2260  sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2261  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2262  ;;
2263
2264dgux*)
2265  version_type=linux
2266  need_lib_prefix=no
2267  need_version=no
2268  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2269  soname_spec='${libname}${release}${shared_ext}$major'
2270  shlibpath_var=LD_LIBRARY_PATH
2271  ;;
2272
2273freebsd1*)
2274  dynamic_linker=no
2275  ;;
2276
2277freebsd* | dragonfly*)
2278  # DragonFly does not have aout.  When/if they implement a new
2279  # versioning mechanism, adjust this.
2280  if test -x /usr/bin/objformat; then
2281    objformat=`/usr/bin/objformat`
2282  else
2283    case $host_os in
2284    freebsd[[123]]*) objformat=aout ;;
2285    *) objformat=elf ;;
2286    esac
2287  fi
2288  version_type=freebsd-$objformat
2289  case $version_type in
2290    freebsd-elf*)
2291      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2292      need_version=no
2293      need_lib_prefix=no
2294      ;;
2295    freebsd-*)
2296      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2297      need_version=yes
2298      ;;
2299  esac
2300  shlibpath_var=LD_LIBRARY_PATH
2301  case $host_os in
2302  freebsd2*)
2303    shlibpath_overrides_runpath=yes
2304    ;;
2305  freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2306    shlibpath_overrides_runpath=yes
2307    hardcode_into_libs=yes
2308    ;;
2309  freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2310  freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2311    shlibpath_overrides_runpath=no
2312    hardcode_into_libs=yes
2313    ;;
2314  *) # from 4.6 on, and DragonFly
2315    shlibpath_overrides_runpath=yes
2316    hardcode_into_libs=yes
2317    ;;
2318  esac
2319  ;;
2320
2321gnu*)
2322  version_type=linux
2323  need_lib_prefix=no
2324  need_version=no
2325  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2326  soname_spec='${libname}${release}${shared_ext}$major'
2327  shlibpath_var=LD_LIBRARY_PATH
2328  hardcode_into_libs=yes
2329  ;;
2330
2331haiku*)
2332  version_type=linux
2333  need_lib_prefix=no
2334  need_version=no
2335  dynamic_linker="$host_os runtime_loader"
2336  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2337  soname_spec='${libname}${release}${shared_ext}$major'
2338  shlibpath_var=LIBRARY_PATH
2339  shlibpath_overrides_runpath=yes
2340  sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2341  hardcode_into_libs=yes
2342  ;;
2343
2344hpux9* | hpux10* | hpux11*)
2345  # Give a soname corresponding to the major version so that dld.sl refuses to
2346  # link against other versions.
2347  version_type=sunos
2348  need_lib_prefix=no
2349  need_version=no
2350  case $host_cpu in
2351  ia64*)
2352    shrext_cmds='.so'
2353    hardcode_into_libs=yes
2354    dynamic_linker="$host_os dld.so"
2355    shlibpath_var=LD_LIBRARY_PATH
2356    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2357    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2358    soname_spec='${libname}${release}${shared_ext}$major'
2359    if test "X$HPUX_IA64_MODE" = X32; then
2360      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2361    else
2362      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2363    fi
2364    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2365    ;;
2366  hppa*64*)
2367    shrext_cmds='.sl'
2368    hardcode_into_libs=yes
2369    dynamic_linker="$host_os dld.sl"
2370    shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2371    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2372    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2373    soname_spec='${libname}${release}${shared_ext}$major'
2374    sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2375    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2376    ;;
2377  *)
2378    shrext_cmds='.sl'
2379    dynamic_linker="$host_os dld.sl"
2380    shlibpath_var=SHLIB_PATH
2381    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2382    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2383    soname_spec='${libname}${release}${shared_ext}$major'
2384    ;;
2385  esac
2386  # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2387  postinstall_cmds='chmod 555 $lib'
2388  # or fails outright, so override atomically:
2389  install_override_mode=555
2390  ;;
2391
2392interix[[3-9]]*)
2393  version_type=linux
2394  need_lib_prefix=no
2395  need_version=no
2396  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2397  soname_spec='${libname}${release}${shared_ext}$major'
2398  dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2399  shlibpath_var=LD_LIBRARY_PATH
2400  shlibpath_overrides_runpath=no
2401  hardcode_into_libs=yes
2402  ;;
2403
2404irix5* | irix6* | nonstopux*)
2405  case $host_os in
2406    nonstopux*) version_type=nonstopux ;;
2407    *)
2408	if test "$lt_cv_prog_gnu_ld" = yes; then
2409		version_type=linux
2410	else
2411		version_type=irix
2412	fi ;;
2413  esac
2414  need_lib_prefix=no
2415  need_version=no
2416  soname_spec='${libname}${release}${shared_ext}$major'
2417  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2418  case $host_os in
2419  irix5* | nonstopux*)
2420    libsuff= shlibsuff=
2421    ;;
2422  *)
2423    case $LD in # libtool.m4 will add one of these switches to LD
2424    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2425      libsuff= shlibsuff= libmagic=32-bit;;
2426    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2427      libsuff=32 shlibsuff=N32 libmagic=N32;;
2428    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2429      libsuff=64 shlibsuff=64 libmagic=64-bit;;
2430    *) libsuff= shlibsuff= libmagic=never-match;;
2431    esac
2432    ;;
2433  esac
2434  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2435  shlibpath_overrides_runpath=no
2436  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2437  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2438  hardcode_into_libs=yes
2439  ;;
2440
2441# No shared lib support for Linux oldld, aout, or coff.
2442linux*oldld* | linux*aout* | linux*coff*)
2443  dynamic_linker=no
2444  ;;
2445
2446# This must be Linux ELF.
2447linux* | k*bsd*-gnu | kopensolaris*-gnu)
2448  version_type=linux
2449  need_lib_prefix=no
2450  need_version=no
2451  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2452  soname_spec='${libname}${release}${shared_ext}$major'
2453  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2454  shlibpath_var=LD_LIBRARY_PATH
2455  shlibpath_overrides_runpath=no
2456
2457  # Some binutils ld are patched to set DT_RUNPATH
2458  AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2459    [lt_cv_shlibpath_overrides_runpath=no
2460    save_LDFLAGS=$LDFLAGS
2461    save_libdir=$libdir
2462    eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2463	 LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2464    AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2465      [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2466	 [lt_cv_shlibpath_overrides_runpath=yes])])
2467    LDFLAGS=$save_LDFLAGS
2468    libdir=$save_libdir
2469    ])
2470  shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2471
2472  # This implies no fast_install, which is unacceptable.
2473  # Some rework will be needed to allow for fast_install
2474  # before this can be enabled.
2475  hardcode_into_libs=yes
2476
2477  # Add ABI-specific directories to the system library path.
2478  sys_lib_dlsearch_path_spec="/lib64 /usr/lib64 /lib /usr/lib"
2479
2480  # Append ld.so.conf contents to the search path
2481  if test -f /etc/ld.so.conf; then
2482    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;/^$/d' | tr '\n' ' '`
2483    sys_lib_dlsearch_path_spec="$sys_lib_dlsearch_path_spec $lt_ld_extra"
2484
2485  fi
2486
2487  # We used to test for /lib/ld.so.1 and disable shared libraries on
2488  # powerpc, because MkLinux only supported shared libraries with the
2489  # GNU dynamic linker.  Since this was broken with cross compilers,
2490  # most powerpc-linux boxes support dynamic linking these days and
2491  # people can always --disable-shared, the test was removed, and we
2492  # assume the GNU/Linux dynamic linker is in use.
2493  dynamic_linker='GNU/Linux ld.so'
2494  ;;
2495
2496netbsd*)
2497  version_type=sunos
2498  need_lib_prefix=no
2499  need_version=no
2500  if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2501    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2502    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2503    dynamic_linker='NetBSD (a.out) ld.so'
2504  else
2505    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2506    soname_spec='${libname}${release}${shared_ext}$major'
2507    dynamic_linker='NetBSD ld.elf_so'
2508  fi
2509  shlibpath_var=LD_LIBRARY_PATH
2510  shlibpath_overrides_runpath=yes
2511  hardcode_into_libs=yes
2512  ;;
2513
2514newsos6)
2515  version_type=linux
2516  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2517  shlibpath_var=LD_LIBRARY_PATH
2518  shlibpath_overrides_runpath=yes
2519  ;;
2520
2521*nto* | *qnx*)
2522  version_type=qnx
2523  need_lib_prefix=no
2524  need_version=no
2525  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2526  soname_spec='${libname}${release}${shared_ext}$major'
2527  shlibpath_var=LD_LIBRARY_PATH
2528  shlibpath_overrides_runpath=no
2529  hardcode_into_libs=yes
2530  dynamic_linker='ldqnx.so'
2531  ;;
2532
2533openbsd*)
2534  version_type=sunos
2535  sys_lib_dlsearch_path_spec="/usr/lib"
2536  need_lib_prefix=no
2537  # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
2538  case $host_os in
2539    openbsd3.3 | openbsd3.3.*)	need_version=yes ;;
2540    *)				need_version=no  ;;
2541  esac
2542  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2543  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2544  shlibpath_var=LD_LIBRARY_PATH
2545  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2546    case $host_os in
2547      openbsd2.[[89]] | openbsd2.[[89]].*)
2548	shlibpath_overrides_runpath=no
2549	;;
2550      *)
2551	shlibpath_overrides_runpath=yes
2552	;;
2553      esac
2554  else
2555    shlibpath_overrides_runpath=yes
2556  fi
2557  ;;
2558
2559os2*)
2560  libname_spec='$name'
2561  shrext_cmds=".dll"
2562  need_lib_prefix=no
2563  library_names_spec='$libname${shared_ext} $libname.a'
2564  dynamic_linker='OS/2 ld.exe'
2565  shlibpath_var=LIBPATH
2566  ;;
2567
2568osf3* | osf4* | osf5*)
2569  version_type=osf
2570  need_lib_prefix=no
2571  need_version=no
2572  soname_spec='${libname}${release}${shared_ext}$major'
2573  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2574  shlibpath_var=LD_LIBRARY_PATH
2575  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2576  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2577  ;;
2578
2579rdos*)
2580  dynamic_linker=no
2581  ;;
2582
2583solaris*)
2584  version_type=linux
2585  need_lib_prefix=no
2586  need_version=no
2587  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2588  soname_spec='${libname}${release}${shared_ext}$major'
2589  shlibpath_var=LD_LIBRARY_PATH
2590  shlibpath_overrides_runpath=yes
2591  hardcode_into_libs=yes
2592  # ldd complains unless libraries are executable
2593  postinstall_cmds='chmod +x $lib'
2594  ;;
2595
2596sunos4*)
2597  version_type=sunos
2598  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2599  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2600  shlibpath_var=LD_LIBRARY_PATH
2601  shlibpath_overrides_runpath=yes
2602  if test "$with_gnu_ld" = yes; then
2603    need_lib_prefix=no
2604  fi
2605  need_version=yes
2606  ;;
2607
2608sysv4 | sysv4.3*)
2609  version_type=linux
2610  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2611  soname_spec='${libname}${release}${shared_ext}$major'
2612  shlibpath_var=LD_LIBRARY_PATH
2613  case $host_vendor in
2614    sni)
2615      shlibpath_overrides_runpath=no
2616      need_lib_prefix=no
2617      runpath_var=LD_RUN_PATH
2618      ;;
2619    siemens)
2620      need_lib_prefix=no
2621      ;;
2622    motorola)
2623      need_lib_prefix=no
2624      need_version=no
2625      shlibpath_overrides_runpath=no
2626      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2627      ;;
2628  esac
2629  ;;
2630
2631sysv4*MP*)
2632  if test -d /usr/nec ;then
2633    version_type=linux
2634    library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2635    soname_spec='$libname${shared_ext}.$major'
2636    shlibpath_var=LD_LIBRARY_PATH
2637  fi
2638  ;;
2639
2640sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
2641  version_type=freebsd-elf
2642  need_lib_prefix=no
2643  need_version=no
2644  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2645  soname_spec='${libname}${release}${shared_ext}$major'
2646  shlibpath_var=LD_LIBRARY_PATH
2647  shlibpath_overrides_runpath=yes
2648  hardcode_into_libs=yes
2649  if test "$with_gnu_ld" = yes; then
2650    sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2651  else
2652    sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2653    case $host_os in
2654      sco3.2v5*)
2655        sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2656	;;
2657    esac
2658  fi
2659  sys_lib_dlsearch_path_spec='/usr/lib'
2660  ;;
2661
2662tpf*)
2663  # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
2664  version_type=linux
2665  need_lib_prefix=no
2666  need_version=no
2667  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2668  shlibpath_var=LD_LIBRARY_PATH
2669  shlibpath_overrides_runpath=no
2670  hardcode_into_libs=yes
2671  ;;
2672
2673uts4*)
2674  version_type=linux
2675  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2676  soname_spec='${libname}${release}${shared_ext}$major'
2677  shlibpath_var=LD_LIBRARY_PATH
2678  ;;
2679
2680*)
2681  dynamic_linker=no
2682  ;;
2683esac
2684AC_MSG_RESULT([$dynamic_linker])
2685test "$dynamic_linker" = no && can_build_shared=no
2686
2687variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2688if test "$GCC" = yes; then
2689  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2690fi
2691
2692if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2693  sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2694fi
2695if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2696  sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2697fi
2698
2699_LT_DECL([], [variables_saved_for_relink], [1],
2700    [Variables whose values should be saved in libtool wrapper scripts and
2701    restored at link time])
2702_LT_DECL([], [need_lib_prefix], [0],
2703    [Do we need the "lib" prefix for modules?])
2704_LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2705_LT_DECL([], [version_type], [0], [Library versioning type])
2706_LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
2707_LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2708_LT_DECL([], [shlibpath_overrides_runpath], [0],
2709    [Is shlibpath searched before the hard-coded library search path?])
2710_LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2711_LT_DECL([], [library_names_spec], [1],
2712    [[List of archive names.  First name is the real one, the rest are links.
2713    The last name is the one that the linker finds with -lNAME]])
2714_LT_DECL([], [soname_spec], [1],
2715    [[The coded name of the library, if different from the real name]])
2716_LT_DECL([], [install_override_mode], [1],
2717    [Permission mode override for installation of shared libraries])
2718_LT_DECL([], [postinstall_cmds], [2],
2719    [Command to use after installation of a shared archive])
2720_LT_DECL([], [postuninstall_cmds], [2],
2721    [Command to use after uninstallation of a shared archive])
2722_LT_DECL([], [finish_cmds], [2],
2723    [Commands used to finish a libtool library installation in a directory])
2724_LT_DECL([], [finish_eval], [1],
2725    [[As "finish_cmds", except a single script fragment to be evaled but
2726    not shown]])
2727_LT_DECL([], [hardcode_into_libs], [0],
2728    [Whether we should hardcode library paths into libraries])
2729_LT_DECL([], [sys_lib_search_path_spec], [2],
2730    [Compile-time system search path for libraries])
2731_LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2732    [Run-time system search path for libraries])
2733])# _LT_SYS_DYNAMIC_LINKER
2734
2735
2736# _LT_PATH_TOOL_PREFIX(TOOL)
2737# --------------------------
2738# find a file program which can recognize shared library
2739AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2740[m4_require([_LT_DECL_EGREP])dnl
2741AC_MSG_CHECKING([for $1])
2742AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2743[case $MAGIC_CMD in
2744[[\\/*] |  ?:[\\/]*])
2745  lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2746  ;;
2747*)
2748  lt_save_MAGIC_CMD="$MAGIC_CMD"
2749  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2750dnl $ac_dummy forces splitting on constant user-supplied paths.
2751dnl POSIX.2 word splitting is done only on the output of word expansions,
2752dnl not every word.  This closes a longstanding sh security hole.
2753  ac_dummy="m4_if([$2], , $PATH, [$2])"
2754  for ac_dir in $ac_dummy; do
2755    IFS="$lt_save_ifs"
2756    test -z "$ac_dir" && ac_dir=.
2757    if test -f $ac_dir/$1; then
2758      lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2759      if test -n "$file_magic_test_file"; then
2760	case $deplibs_check_method in
2761	"file_magic "*)
2762	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2763	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2764	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2765	    $EGREP "$file_magic_regex" > /dev/null; then
2766	    :
2767	  else
2768	    cat <<_LT_EOF 1>&2
2769
2770*** Warning: the command libtool uses to detect shared libraries,
2771*** $file_magic_cmd, produces output that libtool cannot recognize.
2772*** The result is that libtool may fail to recognize shared libraries
2773*** as such.  This will affect the creation of libtool libraries that
2774*** depend on shared libraries, but programs linked with such libtool
2775*** libraries will work regardless of this problem.  Nevertheless, you
2776*** may want to report the problem to your system manager and/or to
2777*** bug-libtool@gnu.org
2778
2779_LT_EOF
2780	  fi ;;
2781	esac
2782      fi
2783      break
2784    fi
2785  done
2786  IFS="$lt_save_ifs"
2787  MAGIC_CMD="$lt_save_MAGIC_CMD"
2788  ;;
2789esac])
2790MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2791if test -n "$MAGIC_CMD"; then
2792  AC_MSG_RESULT($MAGIC_CMD)
2793else
2794  AC_MSG_RESULT(no)
2795fi
2796_LT_DECL([], [MAGIC_CMD], [0],
2797	 [Used to examine libraries when file_magic_cmd begins with "file"])dnl
2798])# _LT_PATH_TOOL_PREFIX
2799
2800# Old name:
2801AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
2802dnl aclocal-1.4 backwards compatibility:
2803dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
2804
2805
2806# _LT_PATH_MAGIC
2807# --------------
2808# find a file program which can recognize a shared library
2809m4_defun([_LT_PATH_MAGIC],
2810[_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
2811if test -z "$lt_cv_path_MAGIC_CMD"; then
2812  if test -n "$ac_tool_prefix"; then
2813    _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
2814  else
2815    MAGIC_CMD=:
2816  fi
2817fi
2818])# _LT_PATH_MAGIC
2819
2820
2821# LT_PATH_LD
2822# ----------
2823# find the pathname to the GNU or non-GNU linker
2824AC_DEFUN([LT_PATH_LD],
2825[AC_REQUIRE([AC_PROG_CC])dnl
2826AC_REQUIRE([AC_CANONICAL_HOST])dnl
2827AC_REQUIRE([AC_CANONICAL_BUILD])dnl
2828m4_require([_LT_DECL_SED])dnl
2829m4_require([_LT_DECL_EGREP])dnl
2830m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
2831
2832AC_ARG_WITH([gnu-ld],
2833    [AS_HELP_STRING([--with-gnu-ld],
2834	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
2835    [test "$withval" = no || with_gnu_ld=yes],
2836    [with_gnu_ld=no])dnl
2837
2838ac_prog=ld
2839if test "$GCC" = yes; then
2840  # Check if gcc -print-prog-name=ld gives a path.
2841  AC_MSG_CHECKING([for ld used by $CC])
2842  case $host in
2843  *-*-mingw*)
2844    # gcc leaves a trailing carriage return which upsets mingw
2845    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
2846  *)
2847    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
2848  esac
2849  case $ac_prog in
2850    # Accept absolute paths.
2851    [[\\/]]* | ?:[[\\/]]*)
2852      re_direlt='/[[^/]][[^/]]*/\.\./'
2853      # Canonicalize the pathname of ld
2854      ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
2855      while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
2856	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
2857      done
2858      test -z "$LD" && LD="$ac_prog"
2859      ;;
2860  "")
2861    # If it fails, then pretend we aren't using GCC.
2862    ac_prog=ld
2863    ;;
2864  *)
2865    # If it is relative, then search for the first ld in PATH.
2866    with_gnu_ld=unknown
2867    ;;
2868  esac
2869elif test "$with_gnu_ld" = yes; then
2870  AC_MSG_CHECKING([for GNU ld])
2871else
2872  AC_MSG_CHECKING([for non-GNU ld])
2873fi
2874AC_CACHE_VAL(lt_cv_path_LD,
2875[if test -z "$LD"; then
2876  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2877  for ac_dir in $PATH; do
2878    IFS="$lt_save_ifs"
2879    test -z "$ac_dir" && ac_dir=.
2880    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
2881      lt_cv_path_LD="$ac_dir/$ac_prog"
2882      # Check to see if the program is GNU ld.  I'd rather use --version,
2883      # but apparently some variants of GNU ld only accept -v.
2884      # Break only if it was the GNU/non-GNU ld that we prefer.
2885      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
2886      *GNU* | *'with BFD'*)
2887	test "$with_gnu_ld" != no && break
2888	;;
2889      *)
2890	test "$with_gnu_ld" != yes && break
2891	;;
2892      esac
2893    fi
2894  done
2895  IFS="$lt_save_ifs"
2896else
2897  lt_cv_path_LD="$LD" # Let the user override the test with a path.
2898fi])
2899LD="$lt_cv_path_LD"
2900if test -n "$LD"; then
2901  AC_MSG_RESULT($LD)
2902else
2903  AC_MSG_RESULT(no)
2904fi
2905test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
2906_LT_PATH_LD_GNU
2907AC_SUBST([LD])
2908
2909_LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
2910])# LT_PATH_LD
2911
2912# Old names:
2913AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
2914AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
2915dnl aclocal-1.4 backwards compatibility:
2916dnl AC_DEFUN([AM_PROG_LD], [])
2917dnl AC_DEFUN([AC_PROG_LD], [])
2918
2919
2920# _LT_PATH_LD_GNU
2921#- --------------
2922m4_defun([_LT_PATH_LD_GNU],
2923[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
2924[# I'd rather use --version here, but apparently some GNU lds only accept -v.
2925case `$LD -v 2>&1 </dev/null` in
2926*GNU* | *'with BFD'*)
2927  lt_cv_prog_gnu_ld=yes
2928  ;;
2929*)
2930  lt_cv_prog_gnu_ld=no
2931  ;;
2932esac])
2933with_gnu_ld=$lt_cv_prog_gnu_ld
2934])# _LT_PATH_LD_GNU
2935
2936
2937# _LT_CMD_RELOAD
2938# --------------
2939# find reload flag for linker
2940#   -- PORTME Some linkers may need a different reload flag.
2941m4_defun([_LT_CMD_RELOAD],
2942[AC_CACHE_CHECK([for $LD option to reload object files],
2943  lt_cv_ld_reload_flag,
2944  [lt_cv_ld_reload_flag='-r'])
2945reload_flag=$lt_cv_ld_reload_flag
2946case $reload_flag in
2947"" | " "*) ;;
2948*) reload_flag=" $reload_flag" ;;
2949esac
2950reload_cmds='$LD$reload_flag -o $output$reload_objs'
2951case $host_os in
2952  darwin*)
2953    if test "$GCC" = yes; then
2954      reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
2955    else
2956      reload_cmds='$LD$reload_flag -o $output$reload_objs'
2957    fi
2958    ;;
2959esac
2960_LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
2961_LT_TAGDECL([], [reload_cmds], [2])dnl
2962])# _LT_CMD_RELOAD
2963
2964
2965# _LT_CHECK_MAGIC_METHOD
2966# ----------------------
2967# how to check for library dependencies
2968#  -- PORTME fill in with the dynamic library characteristics
2969m4_defun([_LT_CHECK_MAGIC_METHOD],
2970[m4_require([_LT_DECL_EGREP])
2971m4_require([_LT_DECL_OBJDUMP])
2972AC_CACHE_CHECK([how to recognize dependent libraries],
2973lt_cv_deplibs_check_method,
2974[lt_cv_file_magic_cmd='$MAGIC_CMD'
2975lt_cv_file_magic_test_file=
2976lt_cv_deplibs_check_method='unknown'
2977# Need to set the preceding variable on all platforms that support
2978# interlibrary dependencies.
2979# 'none' -- dependencies not supported.
2980# `unknown' -- same as none, but documents that we really don't know.
2981# 'pass_all' -- all dependencies passed with no checks.
2982# 'test_compile' -- check by making test program.
2983# 'file_magic [[regex]]' -- check by looking for files in library path
2984# which responds to the $file_magic_cmd with a given extended regex.
2985# If you have `file' or equivalent on your system and you're not sure
2986# whether `pass_all' will *always* work, you probably want this one.
2987
2988case $host_os in
2989aix[[4-9]]*)
2990  lt_cv_deplibs_check_method=pass_all
2991  ;;
2992
2993beos*)
2994  lt_cv_deplibs_check_method=pass_all
2995  ;;
2996
2997bsdi[[45]]*)
2998  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
2999  lt_cv_file_magic_cmd='/usr/bin/file -L'
3000  lt_cv_file_magic_test_file=/shlib/libc.so
3001  ;;
3002
3003cygwin*)
3004  # func_win32_libid is a shell function defined in ltmain.sh
3005  lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3006  lt_cv_file_magic_cmd='func_win32_libid'
3007  ;;
3008
3009mingw* | pw32*)
3010  # Base MSYS/MinGW do not provide the 'file' command needed by
3011  # func_win32_libid shell function, so use a weaker test based on 'objdump',
3012  # unless we find 'file', for example because we are cross-compiling.
3013  # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
3014  if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
3015    lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3016    lt_cv_file_magic_cmd='func_win32_libid'
3017  else
3018    # Keep this pattern in sync with the one in func_win32_libid.
3019    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3020    lt_cv_file_magic_cmd='$OBJDUMP -f'
3021  fi
3022  ;;
3023
3024cegcc*)
3025  # use the weaker test based on 'objdump'. See mingw*.
3026  lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3027  lt_cv_file_magic_cmd='$OBJDUMP -f'
3028  ;;
3029
3030darwin* | rhapsody*)
3031  lt_cv_deplibs_check_method=pass_all
3032  ;;
3033
3034freebsd* | dragonfly*)
3035  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3036    case $host_cpu in
3037    i*86 )
3038      # Not sure whether the presence of OpenBSD here was a mistake.
3039      # Let's accept both of them until this is cleared up.
3040      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3041      lt_cv_file_magic_cmd=/usr/bin/file
3042      lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3043      ;;
3044    esac
3045  else
3046    lt_cv_deplibs_check_method=pass_all
3047  fi
3048  ;;
3049
3050gnu*)
3051  lt_cv_deplibs_check_method=pass_all
3052  ;;
3053
3054haiku*)
3055  lt_cv_deplibs_check_method=pass_all
3056  ;;
3057
3058hpux10.20* | hpux11*)
3059  lt_cv_file_magic_cmd=/usr/bin/file
3060  case $host_cpu in
3061  ia64*)
3062    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3063    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3064    ;;
3065  hppa*64*)
3066    [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3067    lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3068    ;;
3069  *)
3070    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3071    lt_cv_file_magic_test_file=/usr/lib/libc.sl
3072    ;;
3073  esac
3074  ;;
3075
3076interix[[3-9]]*)
3077  # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3078  lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3079  ;;
3080
3081irix5* | irix6* | nonstopux*)
3082  case $LD in
3083  *-32|*"-32 ") libmagic=32-bit;;
3084  *-n32|*"-n32 ") libmagic=N32;;
3085  *-64|*"-64 ") libmagic=64-bit;;
3086  *) libmagic=never-match;;
3087  esac
3088  lt_cv_deplibs_check_method=pass_all
3089  ;;
3090
3091# This must be Linux ELF.
3092linux* | k*bsd*-gnu | kopensolaris*-gnu)
3093  lt_cv_deplibs_check_method=pass_all
3094  ;;
3095
3096netbsd*)
3097  if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3098    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3099  else
3100    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3101  fi
3102  ;;
3103
3104newos6*)
3105  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3106  lt_cv_file_magic_cmd=/usr/bin/file
3107  lt_cv_file_magic_test_file=/usr/lib/libnls.so
3108  ;;
3109
3110*nto* | *qnx*)
3111  lt_cv_deplibs_check_method=pass_all
3112  ;;
3113
3114openbsd*)
3115  if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3116    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3117  else
3118    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3119  fi
3120  ;;
3121
3122osf3* | osf4* | osf5*)
3123  lt_cv_deplibs_check_method=pass_all
3124  ;;
3125
3126rdos*)
3127  lt_cv_deplibs_check_method=pass_all
3128  ;;
3129
3130solaris*)
3131  lt_cv_deplibs_check_method=pass_all
3132  ;;
3133
3134sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3135  lt_cv_deplibs_check_method=pass_all
3136  ;;
3137
3138sysv4 | sysv4.3*)
3139  case $host_vendor in
3140  motorola)
3141    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3142    lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3143    ;;
3144  ncr)
3145    lt_cv_deplibs_check_method=pass_all
3146    ;;
3147  sequent)
3148    lt_cv_file_magic_cmd='/bin/file'
3149    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3150    ;;
3151  sni)
3152    lt_cv_file_magic_cmd='/bin/file'
3153    lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3154    lt_cv_file_magic_test_file=/lib/libc.so
3155    ;;
3156  siemens)
3157    lt_cv_deplibs_check_method=pass_all
3158    ;;
3159  pc)
3160    lt_cv_deplibs_check_method=pass_all
3161    ;;
3162  esac
3163  ;;
3164
3165tpf*)
3166  lt_cv_deplibs_check_method=pass_all
3167  ;;
3168esac
3169])
3170file_magic_cmd=$lt_cv_file_magic_cmd
3171deplibs_check_method=$lt_cv_deplibs_check_method
3172test -z "$deplibs_check_method" && deplibs_check_method=unknown
3173
3174_LT_DECL([], [deplibs_check_method], [1],
3175    [Method to check whether dependent libraries are shared objects])
3176_LT_DECL([], [file_magic_cmd], [1],
3177    [Command to use when deplibs_check_method == "file_magic"])
3178])# _LT_CHECK_MAGIC_METHOD
3179
3180
3181# LT_PATH_NM
3182# ----------
3183# find the pathname to a BSD- or MS-compatible name lister
3184AC_DEFUN([LT_PATH_NM],
3185[AC_REQUIRE([AC_PROG_CC])dnl
3186AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3187[if test -n "$NM"; then
3188  # Let the user override the test.
3189  lt_cv_path_NM="$NM"
3190else
3191  lt_nm_to_check="${ac_tool_prefix}nm"
3192  if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3193    lt_nm_to_check="$lt_nm_to_check nm"
3194  fi
3195  for lt_tmp_nm in $lt_nm_to_check; do
3196    lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3197    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3198      IFS="$lt_save_ifs"
3199      test -z "$ac_dir" && ac_dir=.
3200      tmp_nm="$ac_dir/$lt_tmp_nm"
3201      if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
3202	# Check to see if the nm accepts a BSD-compat flag.
3203	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
3204	#   nm: unknown option "B" ignored
3205	# Tru64's nm complains that /dev/null is an invalid object file
3206	case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
3207	*/dev/null* | *'Invalid file or object type'*)
3208	  lt_cv_path_NM="$tmp_nm -B"
3209	  break
3210	  ;;
3211	*)
3212	  case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3213	  */dev/null*)
3214	    lt_cv_path_NM="$tmp_nm -p"
3215	    break
3216	    ;;
3217	  *)
3218	    lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3219	    continue # so that we can try to find one that supports BSD flags
3220	    ;;
3221	  esac
3222	  ;;
3223	esac
3224      fi
3225    done
3226    IFS="$lt_save_ifs"
3227  done
3228  : ${lt_cv_path_NM=no}
3229fi])
3230if test "$lt_cv_path_NM" != "no"; then
3231  NM="$lt_cv_path_NM"
3232else
3233  # Didn't find any BSD compatible name lister, look for dumpbin.
3234  if test -n "$DUMPBIN"; then :
3235    # Let the user override the test.
3236  else
3237    AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3238    case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
3239    *COFF*)
3240      DUMPBIN="$DUMPBIN -symbols"
3241      ;;
3242    *)
3243      DUMPBIN=:
3244      ;;
3245    esac
3246  fi
3247  AC_SUBST([DUMPBIN])
3248  if test "$DUMPBIN" != ":"; then
3249    NM="$DUMPBIN"
3250  fi
3251fi
3252test -z "$NM" && NM=nm
3253AC_SUBST([NM])
3254_LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3255
3256AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3257  [lt_cv_nm_interface="BSD nm"
3258  echo "int some_variable = 0;" > conftest.$ac_ext
3259  (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3260  (eval "$ac_compile" 2>conftest.err)
3261  cat conftest.err >&AS_MESSAGE_LOG_FD
3262  (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3263  (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3264  cat conftest.err >&AS_MESSAGE_LOG_FD
3265  (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3266  cat conftest.out >&AS_MESSAGE_LOG_FD
3267  if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3268    lt_cv_nm_interface="MS dumpbin"
3269  fi
3270  rm -f conftest*])
3271])# LT_PATH_NM
3272
3273# Old names:
3274AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3275AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3276dnl aclocal-1.4 backwards compatibility:
3277dnl AC_DEFUN([AM_PROG_NM], [])
3278dnl AC_DEFUN([AC_PROG_NM], [])
3279
3280
3281# LT_LIB_M
3282# --------
3283# check for math library
3284AC_DEFUN([LT_LIB_M],
3285[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3286LIBM=
3287case $host in
3288*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3289  # These system don't have libm, or don't need it
3290  ;;
3291*-ncr-sysv4.3*)
3292  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3293  AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3294  ;;
3295*)
3296  AC_CHECK_LIB(m, cos, LIBM="-lm")
3297  ;;
3298esac
3299AC_SUBST([LIBM])
3300])# LT_LIB_M
3301
3302# Old name:
3303AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3304dnl aclocal-1.4 backwards compatibility:
3305dnl AC_DEFUN([AC_CHECK_LIBM], [])
3306
3307
3308# _LT_COMPILER_NO_RTTI([TAGNAME])
3309# -------------------------------
3310m4_defun([_LT_COMPILER_NO_RTTI],
3311[m4_require([_LT_TAG_COMPILER])dnl
3312
3313_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3314
3315if test "$GCC" = yes; then
3316  case $cc_basename in
3317  nvcc*)
3318    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3319  *)
3320    _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3321  esac
3322
3323  _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3324    lt_cv_prog_compiler_rtti_exceptions,
3325    [-fno-rtti -fno-exceptions], [],
3326    [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3327fi
3328_LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3329	[Compiler flag to turn off builtin functions])
3330])# _LT_COMPILER_NO_RTTI
3331
3332
3333# _LT_CMD_GLOBAL_SYMBOLS
3334# ----------------------
3335m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3336[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3337AC_REQUIRE([AC_PROG_CC])dnl
3338AC_REQUIRE([AC_PROG_AWK])dnl
3339AC_REQUIRE([LT_PATH_NM])dnl
3340AC_REQUIRE([LT_PATH_LD])dnl
3341m4_require([_LT_DECL_SED])dnl
3342m4_require([_LT_DECL_EGREP])dnl
3343m4_require([_LT_TAG_COMPILER])dnl
3344
3345# Check for command to grab the raw symbol name followed by C symbol from nm.
3346AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3347AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3348[
3349# These are sane defaults that work on at least a few old systems.
3350# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3351
3352# Character class describing NM global symbol codes.
3353symcode='[[BCDEGRST]]'
3354
3355# Regexp to match symbols that can be accessed directly from C.
3356sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3357
3358# Define system-specific variables.
3359case $host_os in
3360aix*)
3361  symcode='[[BCDT]]'
3362  ;;
3363cygwin* | mingw* | pw32* | cegcc*)
3364  symcode='[[ABCDGISTW]]'
3365  ;;
3366hpux*)
3367  if test "$host_cpu" = ia64; then
3368    symcode='[[ABCDEGRST]]'
3369  fi
3370  ;;
3371irix* | nonstopux*)
3372  symcode='[[BCDEGRST]]'
3373  ;;
3374osf*)
3375  symcode='[[BCDEGQRST]]'
3376  ;;
3377solaris*)
3378  symcode='[[BDRT]]'
3379  ;;
3380sco3.2v5*)
3381  symcode='[[DT]]'
3382  ;;
3383sysv4.2uw2*)
3384  symcode='[[DT]]'
3385  ;;
3386sysv5* | sco5v6* | unixware* | OpenUNIX*)
3387  symcode='[[ABDT]]'
3388  ;;
3389sysv4)
3390  symcode='[[DFNSTU]]'
3391  ;;
3392esac
3393
3394# If we're using GNU nm, then use its standard symbol codes.
3395case `$NM -V 2>&1` in
3396*GNU* | *'with BFD'*)
3397  symcode='[[ABCDGIRSTW]]' ;;
3398esac
3399
3400# Transform an extracted symbol line into a proper C declaration.
3401# Some systems (esp. on ia64) link data and code symbols differently,
3402# so use this general approach.
3403lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
3404
3405# Transform an extracted symbol line into symbol name and symbol address
3406lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
3407lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
3408
3409# Handle CRLF in mingw tool chain
3410opt_cr=
3411case $build_os in
3412mingw*)
3413  opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
3414  ;;
3415esac
3416
3417# Try without a prefix underscore, then with it.
3418for ac_symprfx in "" "_"; do
3419
3420  # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3421  symxfrm="\\1 $ac_symprfx\\2 \\2"
3422
3423  # Write the raw and C identifiers.
3424  if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3425    # Fake it for dumpbin and say T for any non-static function
3426    # and D for any global variable.
3427    # Also find C++ and __fastcall symbols from MSVC++,
3428    # which start with @ or ?.
3429    lt_cv_sys_global_symbol_pipe="$AWK ['"\
3430"     {last_section=section; section=\$ 3};"\
3431"     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
3432"     \$ 0!~/External *\|/{next};"\
3433"     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
3434"     {if(hide[section]) next};"\
3435"     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3436"     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
3437"     s[1]~/^[@?]/{print s[1], s[1]; next};"\
3438"     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3439"     ' prfx=^$ac_symprfx]"
3440  else
3441    lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[	 ]]\($symcode$symcode*\)[[	 ]][[	 ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3442  fi
3443
3444  # Check to see that the pipe works correctly.
3445  pipe_works=no
3446
3447  rm -f conftest*
3448  cat > conftest.$ac_ext <<_LT_EOF
3449#ifdef __cplusplus
3450extern "C" {
3451#endif
3452char nm_test_var;
3453void nm_test_func(void);
3454void nm_test_func(void){}
3455#ifdef __cplusplus
3456}
3457#endif
3458int main(){nm_test_var='a';nm_test_func();return(0);}
3459_LT_EOF
3460
3461  if AC_TRY_EVAL(ac_compile); then
3462    # Now try to grab the symbols.
3463    nlist=conftest.nm
3464    if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
3465      # Try sorting and uniquifying the output.
3466      if sort "$nlist" | uniq > "$nlist"T; then
3467	mv -f "$nlist"T "$nlist"
3468      else
3469	rm -f "$nlist"T
3470      fi
3471
3472      # Make sure that we snagged all the symbols we need.
3473      if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3474	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3475	  cat <<_LT_EOF > conftest.$ac_ext
3476#ifdef __cplusplus
3477extern "C" {
3478#endif
3479
3480_LT_EOF
3481	  # Now generate the symbol file.
3482	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
3483
3484	  cat <<_LT_EOF >> conftest.$ac_ext
3485
3486/* The mapping between symbol names and symbols.  */
3487const struct {
3488  const char *name;
3489  void       *address;
3490}
3491lt__PROGRAM__LTX_preloaded_symbols[[]] =
3492{
3493  { "@PROGRAM@", (void *) 0 },
3494_LT_EOF
3495	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
3496	  cat <<\_LT_EOF >> conftest.$ac_ext
3497  {0, (void *) 0}
3498};
3499
3500/* This works around a problem in FreeBSD linker */
3501#ifdef FREEBSD_WORKAROUND
3502static const void *lt_preloaded_setup() {
3503  return lt__PROGRAM__LTX_preloaded_symbols;
3504}
3505#endif
3506
3507#ifdef __cplusplus
3508}
3509#endif
3510_LT_EOF
3511	  # Now try linking the two files.
3512	  mv conftest.$ac_objext conftstm.$ac_objext
3513	  lt_save_LIBS="$LIBS"
3514	  lt_save_CFLAGS="$CFLAGS"
3515	  LIBS="conftstm.$ac_objext"
3516	  CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3517	  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3518	    pipe_works=yes
3519	  fi
3520	  LIBS="$lt_save_LIBS"
3521	  CFLAGS="$lt_save_CFLAGS"
3522	else
3523	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3524	fi
3525      else
3526	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3527      fi
3528    else
3529      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3530    fi
3531  else
3532    echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3533    cat conftest.$ac_ext >&5
3534  fi
3535  rm -rf conftest* conftst*
3536
3537  # Do not use the global_symbol_pipe unless it works.
3538  if test "$pipe_works" = yes; then
3539    break
3540  else
3541    lt_cv_sys_global_symbol_pipe=
3542  fi
3543done
3544])
3545if test -z "$lt_cv_sys_global_symbol_pipe"; then
3546  lt_cv_sys_global_symbol_to_cdecl=
3547fi
3548if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3549  AC_MSG_RESULT(failed)
3550else
3551  AC_MSG_RESULT(ok)
3552fi
3553
3554_LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3555    [Take the output of nm and produce a listing of raw symbols and C names])
3556_LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3557    [Transform the output of nm in a proper C declaration])
3558_LT_DECL([global_symbol_to_c_name_address],
3559    [lt_cv_sys_global_symbol_to_c_name_address], [1],
3560    [Transform the output of nm in a C name address pair])
3561_LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3562    [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3563    [Transform the output of nm in a C name address pair when lib prefix is needed])
3564]) # _LT_CMD_GLOBAL_SYMBOLS
3565
3566
3567# _LT_COMPILER_PIC([TAGNAME])
3568# ---------------------------
3569m4_defun([_LT_COMPILER_PIC],
3570[m4_require([_LT_TAG_COMPILER])dnl
3571_LT_TAGVAR(lt_prog_compiler_wl, $1)=
3572_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3573_LT_TAGVAR(lt_prog_compiler_static, $1)=
3574
3575AC_MSG_CHECKING([for $compiler option to produce PIC])
3576m4_if([$1], [CXX], [
3577  # C++ specific cases for pic, static, wl, etc.
3578  if test "$GXX" = yes; then
3579    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3580    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3581
3582    case $host_os in
3583    aix*)
3584      # All AIX code is PIC.
3585      if test "$host_cpu" = ia64; then
3586	# AIX 5 now supports IA64 processor
3587	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3588      fi
3589      ;;
3590
3591    amigaos*)
3592      case $host_cpu in
3593      powerpc)
3594            # see comment about AmigaOS4 .so support
3595            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3596        ;;
3597      m68k)
3598            # FIXME: we need at least 68020 code to build shared libraries, but
3599            # adding the `-m68020' flag to GCC prevents building anything better,
3600            # like `-m68040'.
3601            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3602        ;;
3603      esac
3604      ;;
3605
3606    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3607      # PIC is the default for these OSes.
3608      ;;
3609    mingw* | cygwin* | os2* | pw32* | cegcc*)
3610      # This hack is so that the source file can tell whether it is being
3611      # built for inclusion in a dll (and should export symbols for example).
3612      # Although the cygwin gcc ignores -fPIC, still need this for old-style
3613      # (--disable-auto-import) libraries
3614      m4_if([$1], [GCJ], [],
3615	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3616      ;;
3617    darwin* | rhapsody*)
3618      # PIC is the default on this platform
3619      # Common symbols not allowed in MH_DYLIB files
3620      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3621      ;;
3622    *djgpp*)
3623      # DJGPP does not support shared libraries at all
3624      _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3625      ;;
3626    haiku*)
3627      # PIC is the default for Haiku.
3628      # The "-static" flag exists, but is broken.
3629      _LT_TAGVAR(lt_prog_compiler_static, $1)=
3630      ;;
3631    interix[[3-9]]*)
3632      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3633      # Instead, we relocate shared libraries at runtime.
3634      ;;
3635    sysv4*MP*)
3636      if test -d /usr/nec; then
3637	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3638      fi
3639      ;;
3640    hpux*)
3641      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3642      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3643      # sets the default TLS model and affects inlining.
3644      case $host_cpu in
3645      hppa*64*)
3646	;;
3647      *)
3648	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3649	;;
3650      esac
3651      ;;
3652    *qnx* | *nto*)
3653      # QNX uses GNU C++, but need to define -shared option too, otherwise
3654      # it will coredump.
3655      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3656      ;;
3657    *)
3658      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3659      ;;
3660    esac
3661  else
3662    case $host_os in
3663      aix[[4-9]]*)
3664	# All AIX code is PIC.
3665	if test "$host_cpu" = ia64; then
3666	  # AIX 5 now supports IA64 processor
3667	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3668	else
3669	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3670	fi
3671	;;
3672      chorus*)
3673	case $cc_basename in
3674	cxch68*)
3675	  # Green Hills C++ Compiler
3676	  # _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"
3677	  ;;
3678	esac
3679	;;
3680      dgux*)
3681	case $cc_basename in
3682	  ec++*)
3683	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3684	    ;;
3685	  ghcx*)
3686	    # Green Hills C++ Compiler
3687	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3688	    ;;
3689	  *)
3690	    ;;
3691	esac
3692	;;
3693      freebsd* | dragonfly*)
3694	# FreeBSD uses GNU C++
3695	;;
3696      hpux9* | hpux10* | hpux11*)
3697	case $cc_basename in
3698	  CC*)
3699	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3700	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3701	    if test "$host_cpu" != ia64; then
3702	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3703	    fi
3704	    ;;
3705	  aCC*)
3706	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3707	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3708	    case $host_cpu in
3709	    hppa*64*|ia64*)
3710	      # +Z the default
3711	      ;;
3712	    *)
3713	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3714	      ;;
3715	    esac
3716	    ;;
3717	  *)
3718	    ;;
3719	esac
3720	;;
3721      interix*)
3722	# This is c89, which is MS Visual C++ (no shared libs)
3723	# Anyone wants to do a port?
3724	;;
3725      irix5* | irix6* | nonstopux*)
3726	case $cc_basename in
3727	  CC*)
3728	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3729	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3730	    # CC pic flag -KPIC is the default.
3731	    ;;
3732	  *)
3733	    ;;
3734	esac
3735	;;
3736      linux* | k*bsd*-gnu | kopensolaris*-gnu)
3737	case $cc_basename in
3738	  KCC*)
3739	    # KAI C++ Compiler
3740	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3741	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3742	    ;;
3743	  ecpc* )
3744	    # old Intel C++ for x86_64 which still supported -KPIC.
3745	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3746	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3747	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3748	    ;;
3749	  icpc* )
3750	    # Intel C++, used to be incompatible with GCC.
3751	    # ICC 10 doesn't accept -KPIC any more.
3752	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3753	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3754	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3755	    ;;
3756	  pgCC* | pgcpp*)
3757	    # Portland Group C++ compiler
3758	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3759	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
3760	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3761	    ;;
3762	  cxx*)
3763	    # Compaq C++
3764	    # Make sure the PIC flag is empty.  It appears that all Alpha
3765	    # Linux and Compaq Tru64 Unix objects are PIC.
3766	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3767	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3768	    ;;
3769	  xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
3770	    # IBM XL 8.0, 9.0 on PPC and BlueGene
3771	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3772	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
3773	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
3774	    ;;
3775	  *)
3776	    case `$CC -V 2>&1 | sed 5q` in
3777	    *Sun\ C*)
3778	      # Sun C++ 5.9
3779	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3780	      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3781	      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3782	      ;;
3783	    esac
3784	    ;;
3785	esac
3786	;;
3787      lynxos*)
3788	;;
3789      m88k*)
3790	;;
3791      mvs*)
3792	case $cc_basename in
3793	  cxx*)
3794	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
3795	    ;;
3796	  *)
3797	    ;;
3798	esac
3799	;;
3800      netbsd*)
3801	;;
3802      *qnx* | *nto*)
3803        # QNX uses GNU C++, but need to define -shared option too, otherwise
3804        # it will coredump.
3805        _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3806        ;;
3807      osf3* | osf4* | osf5*)
3808	case $cc_basename in
3809	  KCC*)
3810	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3811	    ;;
3812	  RCC*)
3813	    # Rational C++ 2.4.1
3814	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3815	    ;;
3816	  cxx*)
3817	    # Digital/Compaq C++
3818	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3819	    # Make sure the PIC flag is empty.  It appears that all Alpha
3820	    # Linux and Compaq Tru64 Unix objects are PIC.
3821	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
3822	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3823	    ;;
3824	  *)
3825	    ;;
3826	esac
3827	;;
3828      psos*)
3829	;;
3830      solaris*)
3831	case $cc_basename in
3832	  CC* | sunCC*)
3833	    # Sun C++ 4.2, 5.x and Centerline C++
3834	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3835	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3836	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3837	    ;;
3838	  gcx*)
3839	    # Green Hills C++ Compiler
3840	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
3841	    ;;
3842	  *)
3843	    ;;
3844	esac
3845	;;
3846      sunos4*)
3847	case $cc_basename in
3848	  CC*)
3849	    # Sun C++ 4.x
3850	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3851	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3852	    ;;
3853	  lcc*)
3854	    # Lucid
3855	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3856	    ;;
3857	  *)
3858	    ;;
3859	esac
3860	;;
3861      sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
3862	case $cc_basename in
3863	  CC*)
3864	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3865	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3866	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3867	    ;;
3868	esac
3869	;;
3870      tandem*)
3871	case $cc_basename in
3872	  NCC*)
3873	    # NonStop-UX NCC 3.20
3874	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3875	    ;;
3876	  *)
3877	    ;;
3878	esac
3879	;;
3880      vxworks*)
3881	;;
3882      *)
3883	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3884	;;
3885    esac
3886  fi
3887],
3888[
3889  if test "$GCC" = yes; then
3890    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3891    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3892
3893    case $host_os in
3894      aix*)
3895      # All AIX code is PIC.
3896      if test "$host_cpu" = ia64; then
3897	# AIX 5 now supports IA64 processor
3898	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3899      fi
3900      ;;
3901
3902    amigaos*)
3903      case $host_cpu in
3904      powerpc)
3905            # see comment about AmigaOS4 .so support
3906            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3907        ;;
3908      m68k)
3909            # FIXME: we need at least 68020 code to build shared libraries, but
3910            # adding the `-m68020' flag to GCC prevents building anything better,
3911            # like `-m68040'.
3912            _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3913        ;;
3914      esac
3915      ;;
3916
3917    beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
3918      # PIC is the default for these OSes.
3919      ;;
3920
3921    mingw* | cygwin* | pw32* | os2* | cegcc*)
3922      # This hack is so that the source file can tell whether it is being
3923      # built for inclusion in a dll (and should export symbols for example).
3924      # Although the cygwin gcc ignores -fPIC, still need this for old-style
3925      # (--disable-auto-import) libraries
3926      m4_if([$1], [GCJ], [],
3927	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3928      ;;
3929
3930    darwin* | rhapsody*)
3931      # PIC is the default on this platform
3932      # Common symbols not allowed in MH_DYLIB files
3933      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3934      ;;
3935
3936    haiku*)
3937      # PIC is the default for Haiku.
3938      # The "-static" flag exists, but is broken.
3939      _LT_TAGVAR(lt_prog_compiler_static, $1)=
3940      ;;
3941
3942    hpux*)
3943      # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3944      # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
3945      # sets the default TLS model and affects inlining.
3946      case $host_cpu in
3947      hppa*64*)
3948	# +Z the default
3949	;;
3950      *)
3951	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3952	;;
3953      esac
3954      ;;
3955
3956    interix[[3-9]]*)
3957      # Interix 3.x gcc -fpic/-fPIC options generate broken code.
3958      # Instead, we relocate shared libraries at runtime.
3959      ;;
3960
3961    msdosdjgpp*)
3962      # Just because we use GCC doesn't mean we suddenly get shared libraries
3963      # on systems that don't support them.
3964      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3965      enable_shared=no
3966      ;;
3967
3968    *nto* | *qnx*)
3969      # QNX uses GNU C++, but need to define -shared option too, otherwise
3970      # it will coredump.
3971      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3972      ;;
3973
3974    sysv4*MP*)
3975      if test -d /usr/nec; then
3976	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3977      fi
3978      ;;
3979
3980    *)
3981      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3982      ;;
3983    esac
3984
3985    case $cc_basename in
3986    nvcc*) # Cuda Compiler Driver 2.2
3987      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
3988      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Xcompiler -fPIC'
3989      ;;
3990    esac
3991  else
3992    # PORTME Check for flag to pass linker flags through the system compiler.
3993    case $host_os in
3994    aix*)
3995      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3996      if test "$host_cpu" = ia64; then
3997	# AIX 5 now supports IA64 processor
3998	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3999      else
4000	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4001      fi
4002      ;;
4003
4004    mingw* | cygwin* | pw32* | os2* | cegcc*)
4005      # This hack is so that the source file can tell whether it is being
4006      # built for inclusion in a dll (and should export symbols for example).
4007      m4_if([$1], [GCJ], [],
4008	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4009      ;;
4010
4011    hpux9* | hpux10* | hpux11*)
4012      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4013      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4014      # not for PA HP-UX.
4015      case $host_cpu in
4016      hppa*64*|ia64*)
4017	# +Z the default
4018	;;
4019      *)
4020	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4021	;;
4022      esac
4023      # Is there a better lt_prog_compiler_static that works with the bundled CC?
4024      _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4025      ;;
4026
4027    irix5* | irix6* | nonstopux*)
4028      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4029      # PIC (with -KPIC) is the default.
4030      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4031      ;;
4032
4033    linux* | k*bsd*-gnu | kopensolaris*-gnu)
4034      case $cc_basename in
4035      # old Intel for x86_64 which still supported -KPIC.
4036      ecc*)
4037	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4038	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4039	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4040        ;;
4041      # icc used to be incompatible with GCC.
4042      # ICC 10 doesn't accept -KPIC any more.
4043      icc* | ifort*)
4044	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4045	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4046	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4047        ;;
4048      # Lahey Fortran 8.1.
4049      lf95*)
4050	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4051	_LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4052	_LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4053	;;
4054      pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4055        # Portland Group compilers (*not* the Pentium gcc compiler,
4056	# which looks to be a dead project)
4057	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4058	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4059	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4060        ;;
4061      ccc*)
4062        _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4063        # All Alpha code is PIC.
4064        _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4065        ;;
4066      xl* | bgxl* | bgf* | mpixl*)
4067	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4068	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4069	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4070	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4071	;;
4072      *)
4073	case `$CC -V 2>&1 | sed 5q` in
4074	*Sun\ F* | *Sun*Fortran*)
4075	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
4076	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4077	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4078	  _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4079	  ;;
4080	*Sun\ C*)
4081	  # Sun C 5.9
4082	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4083	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4084	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4085	  ;;
4086	esac
4087	;;
4088      esac
4089      ;;
4090
4091    newsos6)
4092      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4093      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4094      ;;
4095
4096    *nto* | *qnx*)
4097      # QNX uses GNU C++, but need to define -shared option too, otherwise
4098      # it will coredump.
4099      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4100      ;;
4101
4102    osf3* | osf4* | osf5*)
4103      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4104      # All OSF/1 code is PIC.
4105      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4106      ;;
4107
4108    rdos*)
4109      _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4110      ;;
4111
4112    solaris*)
4113      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4114      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4115      case $cc_basename in
4116      f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4117	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4118      *)
4119	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4120      esac
4121      ;;
4122
4123    sunos4*)
4124      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4125      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4126      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4127      ;;
4128
4129    sysv4 | sysv4.2uw2* | sysv4.3*)
4130      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4131      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4132      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4133      ;;
4134
4135    sysv4*MP*)
4136      if test -d /usr/nec ;then
4137	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4138	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4139      fi
4140      ;;
4141
4142    sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4143      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4144      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4145      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4146      ;;
4147
4148    unicos*)
4149      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4150      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4151      ;;
4152
4153    uts4*)
4154      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4155      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4156      ;;
4157
4158    *)
4159      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4160      ;;
4161    esac
4162  fi
4163])
4164case $host_os in
4165  # For platforms which do not support PIC, -DPIC is meaningless:
4166  *djgpp*)
4167    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4168    ;;
4169  *)
4170    _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4171    ;;
4172esac
4173AC_MSG_RESULT([$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4174_LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4175	[How to pass a linker flag through the compiler])
4176
4177#
4178# Check to make sure the PIC flag actually works.
4179#
4180if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4181  _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4182    [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4183    [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4184    [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4185     "" | " "*) ;;
4186     *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4187     esac],
4188    [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4189     _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4190fi
4191_LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4192	[Additional compiler flags for building library objects])
4193
4194#
4195# Check to make sure the static flag actually works.
4196#
4197wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4198_LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4199  _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4200  $lt_tmp_static_flag,
4201  [],
4202  [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4203_LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4204	[Compiler flag to prevent dynamic linking])
4205])# _LT_COMPILER_PIC
4206
4207
4208# _LT_LINKER_SHLIBS([TAGNAME])
4209# ----------------------------
4210# See if the linker supports building shared libraries.
4211m4_defun([_LT_LINKER_SHLIBS],
4212[AC_REQUIRE([LT_PATH_LD])dnl
4213AC_REQUIRE([LT_PATH_NM])dnl
4214m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4215m4_require([_LT_DECL_EGREP])dnl
4216m4_require([_LT_DECL_SED])dnl
4217m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4218m4_require([_LT_TAG_COMPILER])dnl
4219AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4220m4_if([$1], [CXX], [
4221  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4222  case $host_os in
4223  aix[[4-9]]*)
4224    # If we're using GNU nm, then we don't want the "-C" option.
4225    # -C means demangle to AIX nm, but means don't demangle with GNU nm
4226    # Also, AIX nm treats weak defined symbols like other global defined
4227    # symbols, whereas GNU nm marks them as "W".
4228    if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4229      _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'
4230    else
4231      _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'
4232    fi
4233    ;;
4234  pw32*)
4235    _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4236  ;;
4237  cygwin* | mingw* | cegcc*)
4238    _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;/^.*[[ ]]__nm__/s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4239  ;;
4240  *)
4241    _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4242  ;;
4243  esac
4244  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4245], [
4246  runpath_var=
4247  _LT_TAGVAR(allow_undefined_flag, $1)=
4248  _LT_TAGVAR(always_export_symbols, $1)=no
4249  _LT_TAGVAR(archive_cmds, $1)=
4250  _LT_TAGVAR(archive_expsym_cmds, $1)=
4251  _LT_TAGVAR(compiler_needs_object, $1)=no
4252  _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4253  _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4254  _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4255  _LT_TAGVAR(hardcode_automatic, $1)=no
4256  _LT_TAGVAR(hardcode_direct, $1)=no
4257  _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4258  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4259  _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
4260  _LT_TAGVAR(hardcode_libdir_separator, $1)=
4261  _LT_TAGVAR(hardcode_minus_L, $1)=no
4262  _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4263  _LT_TAGVAR(inherit_rpath, $1)=no
4264  _LT_TAGVAR(link_all_deplibs, $1)=unknown
4265  _LT_TAGVAR(module_cmds, $1)=
4266  _LT_TAGVAR(module_expsym_cmds, $1)=
4267  _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4268  _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4269  _LT_TAGVAR(thread_safe_flag_spec, $1)=
4270  _LT_TAGVAR(whole_archive_flag_spec, $1)=
4271  # include_expsyms should be a list of space-separated symbols to be *always*
4272  # included in the symbol list
4273  _LT_TAGVAR(include_expsyms, $1)=
4274  # exclude_expsyms can be an extended regexp of symbols to exclude
4275  # it will be wrapped by ` (' and `)$', so one must not match beginning or
4276  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
4277  # as well as any symbol that contains `d'.
4278  _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4279  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4280  # platforms (ab)use it in PIC code, but their linkers get confused if
4281  # the symbol is explicitly referenced.  Since portable code cannot
4282  # rely on this symbol name, it's probably fine to never include it in
4283  # preloaded symbol tables.
4284  # Exclude shared library initialization/finalization symbols.
4285dnl Note also adjust exclude_expsyms for C++ above.
4286  extract_expsyms_cmds=
4287
4288  case $host_os in
4289  cygwin* | mingw* | pw32* | cegcc*)
4290    # FIXME: the MSVC++ port hasn't been tested in a loooong time
4291    # When not using gcc, we currently assume that we are using
4292    # Microsoft Visual C++.
4293    if test "$GCC" != yes; then
4294      with_gnu_ld=no
4295    fi
4296    ;;
4297  interix*)
4298    # we just hope/assume this is gcc and not c89 (= MSVC++)
4299    with_gnu_ld=yes
4300    ;;
4301  openbsd*)
4302    with_gnu_ld=no
4303    ;;
4304  esac
4305
4306  _LT_TAGVAR(ld_shlibs, $1)=yes
4307
4308  # On some targets, GNU ld is compatible enough with the native linker
4309  # that we're better off using the native interface for both.
4310  lt_use_gnu_ld_interface=no
4311  if test "$with_gnu_ld" = yes; then
4312    case $host_os in
4313      aix*)
4314	# The AIX port of GNU ld has always aspired to compatibility
4315	# with the native linker.  However, as the warning in the GNU ld
4316	# block says, versions before 2.19.5* couldn't really create working
4317	# shared libraries, regardless of the interface used.
4318	case `$LD -v 2>&1` in
4319	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
4320	  *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
4321	  *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
4322	  *)
4323	    lt_use_gnu_ld_interface=yes
4324	    ;;
4325	esac
4326	;;
4327      *)
4328	lt_use_gnu_ld_interface=yes
4329	;;
4330    esac
4331  fi
4332
4333  if test "$lt_use_gnu_ld_interface" = yes; then
4334    # If archive_cmds runs LD, not CC, wlarc should be empty
4335    wlarc='${wl}'
4336
4337    # Set some defaults for GNU ld with shared library support. These
4338    # are reset later if shared libraries are not supported. Putting them
4339    # here allows them to be overridden if necessary.
4340    runpath_var=LD_RUN_PATH
4341    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4342    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
4343    # ancient GNU ld didn't support --whole-archive et. al.
4344    if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
4345      _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
4346    else
4347      _LT_TAGVAR(whole_archive_flag_spec, $1)=
4348    fi
4349    supports_anon_versioning=no
4350    case `$LD -v 2>&1` in
4351      *GNU\ gold*) supports_anon_versioning=yes ;;
4352      *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
4353      *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
4354      *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4355      *\ 2.11.*) ;; # other 2.11 versions
4356      *) supports_anon_versioning=yes ;;
4357    esac
4358
4359    # See if GNU ld supports shared libraries.
4360    case $host_os in
4361    aix[[3-9]]*)
4362      # On AIX/PPC, the GNU linker is very broken
4363      if test "$host_cpu" != ia64; then
4364	_LT_TAGVAR(ld_shlibs, $1)=no
4365	cat <<_LT_EOF 1>&2
4366
4367*** Warning: the GNU linker, at least up to release 2.19, is reported
4368*** to be unable to reliably create shared libraries on AIX.
4369*** Therefore, libtool is disabling shared libraries support.  If you
4370*** really care for shared libraries, you may want to install binutils
4371*** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
4372*** You will then need to restart the configuration process.
4373
4374_LT_EOF
4375      fi
4376      ;;
4377
4378    amigaos*)
4379      case $host_cpu in
4380      powerpc)
4381            # see comment about AmigaOS4 .so support
4382            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4383            _LT_TAGVAR(archive_expsym_cmds, $1)=''
4384        ;;
4385      m68k)
4386            _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)'
4387            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4388            _LT_TAGVAR(hardcode_minus_L, $1)=yes
4389        ;;
4390      esac
4391      ;;
4392
4393    beos*)
4394      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4395	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4396	# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4397	# support --undefined.  This deserves some investigation.  FIXME
4398	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4399      else
4400	_LT_TAGVAR(ld_shlibs, $1)=no
4401      fi
4402      ;;
4403
4404    cygwin* | mingw* | pw32* | cegcc*)
4405      # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4406      # as there is no search path for DLLs.
4407      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4408      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
4409      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4410      _LT_TAGVAR(always_export_symbols, $1)=no
4411      _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4412      _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'
4413
4414      if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
4415        _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'
4416	# If the export-symbols file already is a .def file (1st line
4417	# is EXPORTS), use it as is; otherwise, prepend...
4418	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
4419	  cp $export_symbols $output_objdir/$soname.def;
4420	else
4421	  echo EXPORTS > $output_objdir/$soname.def;
4422	  cat $export_symbols >> $output_objdir/$soname.def;
4423	fi~
4424	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4425      else
4426	_LT_TAGVAR(ld_shlibs, $1)=no
4427      fi
4428      ;;
4429
4430    haiku*)
4431      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4432      _LT_TAGVAR(link_all_deplibs, $1)=yes
4433      ;;
4434
4435    interix[[3-9]]*)
4436      _LT_TAGVAR(hardcode_direct, $1)=no
4437      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4438      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4439      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4440      # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4441      # Instead, shared libraries are loaded at an image base (0x10000000 by
4442      # default) and relocated if they conflict, which is a slow very memory
4443      # consuming and fragmenting process.  To avoid this, we pick a random,
4444      # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4445      # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
4446      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4447      _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4448      ;;
4449
4450    gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
4451      tmp_diet=no
4452      if test "$host_os" = linux-dietlibc; then
4453	case $cc_basename in
4454	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
4455	esac
4456      fi
4457      if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
4458	 && test "$tmp_diet" = no
4459      then
4460	tmp_addflag=
4461	tmp_sharedflag='-shared'
4462	case $cc_basename,$host_cpu in
4463        pgcc*)				# Portland Group C compiler
4464	  _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'
4465	  tmp_addflag=' $pic_flag'
4466	  ;;
4467	pgf77* | pgf90* | pgf95* | pgfortran*)
4468					# Portland Group f77 and f90 compilers
4469	  _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'
4470	  tmp_addflag=' $pic_flag -Mnomain' ;;
4471	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
4472	  tmp_addflag=' -i_dynamic' ;;
4473	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
4474	  tmp_addflag=' -i_dynamic -nofor_main' ;;
4475	ifc* | ifort*)			# Intel Fortran compiler
4476	  tmp_addflag=' -nofor_main' ;;
4477	lf95*)				# Lahey Fortran 8.1
4478	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
4479	  tmp_sharedflag='--shared' ;;
4480	xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4481	  tmp_sharedflag='-qmkshrobj'
4482	  tmp_addflag= ;;
4483	nvcc*)	# Cuda Compiler Driver 2.2
4484	  _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'
4485	  _LT_TAGVAR(compiler_needs_object, $1)=yes
4486	  ;;
4487	esac
4488	case `$CC -V 2>&1 | sed 5q` in
4489	*Sun\ C*)			# Sun C 5.9
4490	  _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'
4491	  _LT_TAGVAR(compiler_needs_object, $1)=yes
4492	  tmp_sharedflag='-G' ;;
4493	*Sun\ F*)			# Sun Fortran 8.3
4494	  tmp_sharedflag='-G' ;;
4495	esac
4496	_LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4497
4498        if test "x$supports_anon_versioning" = xyes; then
4499          _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4500	    cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4501	    echo "local: *; };" >> $output_objdir/$libname.ver~
4502	    $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
4503        fi
4504
4505	case $cc_basename in
4506	xlf* | bgf* | bgxlf* | mpixlf*)
4507	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4508	  _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4509	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4510	  _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
4511	  _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
4512	  if test "x$supports_anon_versioning" = xyes; then
4513	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4514	      cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4515	      echo "local: *; };" >> $output_objdir/$libname.ver~
4516	      $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4517	  fi
4518	  ;;
4519	esac
4520      else
4521        _LT_TAGVAR(ld_shlibs, $1)=no
4522      fi
4523      ;;
4524
4525    netbsd*)
4526      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4527	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
4528	wlarc=
4529      else
4530	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4531	_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'
4532      fi
4533      ;;
4534
4535    solaris*)
4536      if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
4537	_LT_TAGVAR(ld_shlibs, $1)=no
4538	cat <<_LT_EOF 1>&2
4539
4540*** Warning: The releases 2.8.* of the GNU linker cannot reliably
4541*** create shared libraries on Solaris systems.  Therefore, libtool
4542*** is disabling shared libraries support.  We urge you to upgrade GNU
4543*** binutils to release 2.9.1 or newer.  Another option is to modify
4544*** your PATH or compiler configuration so that the native linker is
4545*** used, and then restart.
4546
4547_LT_EOF
4548      elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4549	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4550	_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'
4551      else
4552	_LT_TAGVAR(ld_shlibs, $1)=no
4553      fi
4554      ;;
4555
4556    sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
4557      case `$LD -v 2>&1` in
4558        *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
4559	_LT_TAGVAR(ld_shlibs, $1)=no
4560	cat <<_LT_EOF 1>&2
4561
4562*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
4563*** reliably create shared libraries on SCO systems.  Therefore, libtool
4564*** is disabling shared libraries support.  We urge you to upgrade GNU
4565*** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
4566*** your PATH or compiler configuration so that the native linker is
4567*** used, and then restart.
4568
4569_LT_EOF
4570	;;
4571	*)
4572	  # For security reasons, it is highly recommended that you always
4573	  # use absolute paths for naming shared libraries, and exclude the
4574	  # DT_RUNPATH tag from executables and libraries.  But doing so
4575	  # requires that you compile everything twice, which is a pain.
4576	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4577	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4578	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4579	    _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'
4580	  else
4581	    _LT_TAGVAR(ld_shlibs, $1)=no
4582	  fi
4583	;;
4584      esac
4585      ;;
4586
4587    sunos4*)
4588      _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4589      wlarc=
4590      _LT_TAGVAR(hardcode_direct, $1)=yes
4591      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4592      ;;
4593
4594    *)
4595      if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
4596	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4597	_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'
4598      else
4599	_LT_TAGVAR(ld_shlibs, $1)=no
4600      fi
4601      ;;
4602    esac
4603
4604    if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
4605      runpath_var=
4606      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4607      _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4608      _LT_TAGVAR(whole_archive_flag_spec, $1)=
4609    fi
4610  else
4611    # PORTME fill in a description of your system's linker (not GNU ld)
4612    case $host_os in
4613    aix3*)
4614      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4615      _LT_TAGVAR(always_export_symbols, $1)=yes
4616      _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'
4617      # Note: this linker hardcodes the directories in LIBPATH if there
4618      # are no directories specified by -L.
4619      _LT_TAGVAR(hardcode_minus_L, $1)=yes
4620      if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
4621	# Neither direct hardcoding nor static linking is supported with a
4622	# broken collect2.
4623	_LT_TAGVAR(hardcode_direct, $1)=unsupported
4624      fi
4625      ;;
4626
4627    aix[[4-9]]*)
4628      if test "$host_cpu" = ia64; then
4629	# On IA64, the linker does run time linking by default, so we don't
4630	# have to do anything special.
4631	aix_use_runtimelinking=no
4632	exp_sym_flag='-Bexport'
4633	no_entry_flag=""
4634      else
4635	# If we're using GNU nm, then we don't want the "-C" option.
4636	# -C means demangle to AIX nm, but means don't demangle with GNU nm
4637	# Also, AIX nm treats weak defined symbols like other global
4638	# defined symbols, whereas GNU nm marks them as "W".
4639	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4640	  _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'
4641	else
4642	  _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'
4643	fi
4644	aix_use_runtimelinking=no
4645
4646	# Test if we are trying to use run time linking or normal
4647	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
4648	# need to do runtime linking.
4649	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
4650	  for ld_flag in $LDFLAGS; do
4651	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
4652	    aix_use_runtimelinking=yes
4653	    break
4654	  fi
4655	  done
4656	  ;;
4657	esac
4658
4659	exp_sym_flag='-bexport'
4660	no_entry_flag='-bnoentry'
4661      fi
4662
4663      # When large executables or shared objects are built, AIX ld can
4664      # have problems creating the table of contents.  If linking a library
4665      # or program results in "error TOC overflow" add -mminimal-toc to
4666      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
4667      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
4668
4669      _LT_TAGVAR(archive_cmds, $1)=''
4670      _LT_TAGVAR(hardcode_direct, $1)=yes
4671      _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4672      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
4673      _LT_TAGVAR(link_all_deplibs, $1)=yes
4674      _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
4675
4676      if test "$GCC" = yes; then
4677	case $host_os in aix4.[[012]]|aix4.[[012]].*)
4678	# We only want to do this on AIX 4.2 and lower, the check
4679	# below for broken collect2 doesn't work under 4.3+
4680	  collect2name=`${CC} -print-prog-name=collect2`
4681	  if test -f "$collect2name" &&
4682	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
4683	  then
4684	  # We have reworked collect2
4685	  :
4686	  else
4687	  # We have old collect2
4688	  _LT_TAGVAR(hardcode_direct, $1)=unsupported
4689	  # It fails to find uninstalled libraries when the uninstalled
4690	  # path is not listed in the libpath.  Setting hardcode_minus_L
4691	  # to unsupported forces relinking
4692	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
4693	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4694	  _LT_TAGVAR(hardcode_libdir_separator, $1)=
4695	  fi
4696	  ;;
4697	esac
4698	shared_flag='-shared'
4699	if test "$aix_use_runtimelinking" = yes; then
4700	  shared_flag="$shared_flag "'${wl}-G'
4701	fi
4702      else
4703	# not using gcc
4704	if test "$host_cpu" = ia64; then
4705	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
4706	# chokes on -Wl,-G. The following line is correct:
4707	  shared_flag='-G'
4708	else
4709	  if test "$aix_use_runtimelinking" = yes; then
4710	    shared_flag='${wl}-G'
4711	  else
4712	    shared_flag='${wl}-bM:SRE'
4713	  fi
4714	fi
4715      fi
4716
4717      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
4718      # It seems that -bexpall does not export symbols beginning with
4719      # underscore (_), so it is better to generate a list of symbols to export.
4720      _LT_TAGVAR(always_export_symbols, $1)=yes
4721      if test "$aix_use_runtimelinking" = yes; then
4722	# Warning - without using the other runtime loading flags (-brtl),
4723	# -berok will link without error, but may produce a broken library.
4724	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
4725        # Determine the default libpath from the value encoded in an
4726        # empty executable.
4727        _LT_SYS_MODULE_PATH_AIX
4728        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4729        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
4730      else
4731	if test "$host_cpu" = ia64; then
4732	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
4733	  _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
4734	  _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"
4735	else
4736	 # Determine the default libpath from the value encoded in an
4737	 # empty executable.
4738	 _LT_SYS_MODULE_PATH_AIX
4739	 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4740	  # Warning - without using the other run time loading flags,
4741	  # -berok will link without error, but may produce a broken library.
4742	  _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
4743	  _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
4744	  if test "$with_gnu_ld" = yes; then
4745	    # We only use this code for GNU lds that support --whole-archive.
4746	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
4747	  else
4748	    # Exported symbols can be pulled into shared objects from archives
4749	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
4750	  fi
4751	  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
4752	  # This is similar to how AIX traditionally builds its shared libraries.
4753	  _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'
4754	fi
4755      fi
4756      ;;
4757
4758    amigaos*)
4759      case $host_cpu in
4760      powerpc)
4761            # see comment about AmigaOS4 .so support
4762            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4763            _LT_TAGVAR(archive_expsym_cmds, $1)=''
4764        ;;
4765      m68k)
4766            _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)'
4767            _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4768            _LT_TAGVAR(hardcode_minus_L, $1)=yes
4769        ;;
4770      esac
4771      ;;
4772
4773    bsdi[[45]]*)
4774      _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
4775      ;;
4776
4777    cygwin* | mingw* | pw32* | cegcc*)
4778      # When not using gcc, we currently assume that we are using
4779      # Microsoft Visual C++.
4780      # hardcode_libdir_flag_spec is actually meaningless, as there is
4781      # no search path for DLLs.
4782      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
4783      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4784      # Tell ltmain to make .lib files, not .a files.
4785      libext=lib
4786      # Tell ltmain to make .dll files, not .so files.
4787      shrext_cmds=".dll"
4788      # FIXME: Setting linknames here is a bad hack.
4789      _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
4790      # The linker will automatically build a .lib file if we build a DLL.
4791      _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
4792      # FIXME: Should let the user specify the lib program.
4793      _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
4794      _LT_TAGVAR(fix_srcfile_path, $1)='`cygpath -w "$srcfile"`'
4795      _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4796      ;;
4797
4798    darwin* | rhapsody*)
4799      _LT_DARWIN_LINKER_FEATURES($1)
4800      ;;
4801
4802    dgux*)
4803      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4804      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4805      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4806      ;;
4807
4808    freebsd1*)
4809      _LT_TAGVAR(ld_shlibs, $1)=no
4810      ;;
4811
4812    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
4813    # support.  Future versions do this automatically, but an explicit c++rt0.o
4814    # does not break anything, and helps significantly (at the cost of a little
4815    # extra space).
4816    freebsd2.2*)
4817      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
4818      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4819      _LT_TAGVAR(hardcode_direct, $1)=yes
4820      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4821      ;;
4822
4823    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
4824    freebsd2*)
4825      _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4826      _LT_TAGVAR(hardcode_direct, $1)=yes
4827      _LT_TAGVAR(hardcode_minus_L, $1)=yes
4828      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4829      ;;
4830
4831    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
4832    freebsd* | dragonfly*)
4833      _LT_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
4834      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4835      _LT_TAGVAR(hardcode_direct, $1)=yes
4836      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4837      ;;
4838
4839    hpux9*)
4840      if test "$GCC" = yes; then
4841	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
4842      else
4843	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
4844      fi
4845      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4846      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4847      _LT_TAGVAR(hardcode_direct, $1)=yes
4848
4849      # hardcode_minus_L: Not really in the search PATH,
4850      # but as the default location of the library.
4851      _LT_TAGVAR(hardcode_minus_L, $1)=yes
4852      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4853      ;;
4854
4855    hpux10*)
4856      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4857	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4858      else
4859	_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
4860      fi
4861      if test "$with_gnu_ld" = no; then
4862	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4863	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
4864	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4865	_LT_TAGVAR(hardcode_direct, $1)=yes
4866	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4867	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4868	# hardcode_minus_L: Not really in the search PATH,
4869	# but as the default location of the library.
4870	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4871      fi
4872      ;;
4873
4874    hpux11*)
4875      if test "$GCC" = yes && test "$with_gnu_ld" = no; then
4876	case $host_cpu in
4877	hppa*64*)
4878	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4879	  ;;
4880	ia64*)
4881	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4882	  ;;
4883	*)
4884	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4885	  ;;
4886	esac
4887      else
4888	case $host_cpu in
4889	hppa*64*)
4890	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4891	  ;;
4892	ia64*)
4893	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4894	  ;;
4895	*)
4896	m4_if($1, [], [
4897	  # Older versions of the 11.00 compiler do not understand -b yet
4898	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
4899	  _LT_LINKER_OPTION([if $CC understands -b],
4900	    _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
4901	    [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
4902	    [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
4903	  [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
4904	  ;;
4905	esac
4906      fi
4907      if test "$with_gnu_ld" = no; then
4908	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4909	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4910
4911	case $host_cpu in
4912	hppa*64*|ia64*)
4913	  _LT_TAGVAR(hardcode_direct, $1)=no
4914	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4915	  ;;
4916	*)
4917	  _LT_TAGVAR(hardcode_direct, $1)=yes
4918	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4919	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4920
4921	  # hardcode_minus_L: Not really in the search PATH,
4922	  # but as the default location of the library.
4923	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
4924	  ;;
4925	esac
4926      fi
4927      ;;
4928
4929    irix5* | irix6* | nonstopux*)
4930      if test "$GCC" = yes; then
4931	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $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 $lib'
4932	# Try to use the -exported_symbol ld option, if it does not
4933	# work, assume that -exports_file does not work either and
4934	# implicitly export all symbols.
4935        save_LDFLAGS="$LDFLAGS"
4936        LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
4937        AC_LINK_IFELSE(int foo(void) {},
4938          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $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 $lib'
4939        )
4940        LDFLAGS="$save_LDFLAGS"
4941      else
4942	_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'
4943	_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'
4944      fi
4945      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
4946      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4947      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4948      _LT_TAGVAR(inherit_rpath, $1)=yes
4949      _LT_TAGVAR(link_all_deplibs, $1)=yes
4950      ;;
4951
4952    netbsd*)
4953      if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
4954	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
4955      else
4956	_LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
4957      fi
4958      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4959      _LT_TAGVAR(hardcode_direct, $1)=yes
4960      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4961      ;;
4962
4963    newsos6)
4964      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4965      _LT_TAGVAR(hardcode_direct, $1)=yes
4966      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4967      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
4968      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4969      ;;
4970
4971    *nto* | *qnx*)
4972      ;;
4973
4974    openbsd*)
4975      if test -f /usr/libexec/ld.so; then
4976	_LT_TAGVAR(hardcode_direct, $1)=yes
4977	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4978	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4979	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
4980	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4981	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
4982	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4983	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4984	else
4985	  case $host_os in
4986	   openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
4987	     _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4988	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4989	     ;;
4990	   *)
4991	     _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4992	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4993	     ;;
4994	  esac
4995	fi
4996      else
4997	_LT_TAGVAR(ld_shlibs, $1)=no
4998      fi
4999      ;;
5000
5001    os2*)
5002      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5003      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5004      _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5005      _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'
5006      _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5007      ;;
5008
5009    osf3*)
5010      if test "$GCC" = yes; then
5011	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5012	_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'
5013      else
5014	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5015	_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'
5016      fi
5017      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5018      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5019      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5020      ;;
5021
5022    osf4* | osf5*)	# as osf3* with the addition of -msym flag
5023      if test "$GCC" = yes; then
5024	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5025	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_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'
5026	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5027      else
5028	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5029	_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'
5030	_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~
5031	$CC -shared${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'
5032
5033	# Both c and cxx compiler support -rpath directly
5034	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5035      fi
5036      _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5037      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5038      ;;
5039
5040    solaris*)
5041      _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5042      if test "$GCC" = yes; then
5043	wlarc='${wl}'
5044	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5045	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5046	  $CC -shared ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5047      else
5048	case `$CC -V 2>&1` in
5049	*"Compilers 5.0"*)
5050	  wlarc=''
5051	  _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5052	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5053	  $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5054	  ;;
5055	*)
5056	  wlarc='${wl}'
5057	  _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5058	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5059	  $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5060	  ;;
5061	esac
5062      fi
5063      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5064      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5065      case $host_os in
5066      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5067      *)
5068	# The compiler driver will combine and reorder linker options,
5069	# but understands `-z linker_flag'.  GCC discards it without `$wl',
5070	# but is careful enough not to reorder.
5071	# Supported since Solaris 2.6 (maybe 2.5.1?)
5072	if test "$GCC" = yes; then
5073	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
5074	else
5075	  _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5076	fi
5077	;;
5078      esac
5079      _LT_TAGVAR(link_all_deplibs, $1)=yes
5080      ;;
5081
5082    sunos4*)
5083      if test "x$host_vendor" = xsequent; then
5084	# Use $CC to link under sequent, because it throws in some extra .o
5085	# files that make .init and .fini sections work.
5086	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5087      else
5088	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5089      fi
5090      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5091      _LT_TAGVAR(hardcode_direct, $1)=yes
5092      _LT_TAGVAR(hardcode_minus_L, $1)=yes
5093      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5094      ;;
5095
5096    sysv4)
5097      case $host_vendor in
5098	sni)
5099	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5100	  _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5101	;;
5102	siemens)
5103	  ## LD is ld it makes a PLAMLIB
5104	  ## CC just makes a GrossModule.
5105	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5106	  _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5107	  _LT_TAGVAR(hardcode_direct, $1)=no
5108        ;;
5109	motorola)
5110	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5111	  _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5112	;;
5113      esac
5114      runpath_var='LD_RUN_PATH'
5115      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5116      ;;
5117
5118    sysv4.3*)
5119      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5120      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5121      _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5122      ;;
5123
5124    sysv4*MP*)
5125      if test -d /usr/nec; then
5126	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5127	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5128	runpath_var=LD_RUN_PATH
5129	hardcode_runpath_var=yes
5130	_LT_TAGVAR(ld_shlibs, $1)=yes
5131      fi
5132      ;;
5133
5134    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5135      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5136      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5137      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5138      runpath_var='LD_RUN_PATH'
5139
5140      if test "$GCC" = yes; then
5141	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5142	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5143      else
5144	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5145	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5146      fi
5147      ;;
5148
5149    sysv5* | sco3.2v5* | sco5v6*)
5150      # Note: We can NOT use -z defs as we might desire, because we do not
5151      # link with -lc, and that would cause any symbols used from libc to
5152      # always be unresolved, which means just about no library would
5153      # ever link correctly.  If we're not using GNU ld we use -z text
5154      # though, which does catch some bad symbols but isn't as heavy-handed
5155      # as -z defs.
5156      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5157      _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
5158      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5159      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5160      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
5161      _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5162      _LT_TAGVAR(link_all_deplibs, $1)=yes
5163      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5164      runpath_var='LD_RUN_PATH'
5165
5166      if test "$GCC" = yes; then
5167	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5168	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5169      else
5170	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5171	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5172      fi
5173      ;;
5174
5175    uts4*)
5176      _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5177      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5178      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5179      ;;
5180
5181    *)
5182      _LT_TAGVAR(ld_shlibs, $1)=no
5183      ;;
5184    esac
5185
5186    if test x$host_vendor = xsni; then
5187      case $host in
5188      sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
5189	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
5190	;;
5191      esac
5192    fi
5193  fi
5194])
5195AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5196test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5197
5198_LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5199
5200_LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5201_LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5202_LT_DECL([], [extract_expsyms_cmds], [2],
5203    [The commands to extract the exported symbol list from a shared archive])
5204
5205#
5206# Do we need to explicitly link libc?
5207#
5208case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5209x|xyes)
5210  # Assume -lc should be added
5211  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5212
5213  if test "$enable_shared" = yes && test "$GCC" = yes; then
5214    case $_LT_TAGVAR(archive_cmds, $1) in
5215    *'~'*)
5216      # FIXME: we may have to deal with multi-command sequences.
5217      ;;
5218    '$CC '*)
5219      # Test whether the compiler implicitly links with -lc since on some
5220      # systems, -lgcc has to come before -lc. If gcc already passes -lc
5221      # to ld, don't add -lc before -lgcc.
5222      AC_CACHE_CHECK([whether -lc should be explicitly linked in],
5223	[lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
5224	[$RM conftest*
5225	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5226
5227	if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5228	  soname=conftest
5229	  lib=conftest
5230	  libobjs=conftest.$ac_objext
5231	  deplibs=
5232	  wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5233	  pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5234	  compiler_flags=-v
5235	  linker_flags=-v
5236	  verstring=
5237	  output_objdir=.
5238	  libname=conftest
5239	  lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5240	  _LT_TAGVAR(allow_undefined_flag, $1)=
5241	  if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
5242	  then
5243	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5244	  else
5245	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5246	  fi
5247	  _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5248	else
5249	  cat conftest.err 1>&5
5250	fi
5251	$RM conftest*
5252	])
5253      _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
5254      ;;
5255    esac
5256  fi
5257  ;;
5258esac
5259
5260_LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5261    [Whether or not to add -lc for building shared libraries])
5262_LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5263    [enable_shared_with_static_runtimes], [0],
5264    [Whether or not to disallow shared libs when runtime libs are static])
5265_LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5266    [Compiler flag to allow reflexive dlopens])
5267_LT_TAGDECL([], [whole_archive_flag_spec], [1],
5268    [Compiler flag to generate shared objects directly from archives])
5269_LT_TAGDECL([], [compiler_needs_object], [1],
5270    [Whether the compiler copes with passing no objects directly])
5271_LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5272    [Create an old-style archive from a shared archive])
5273_LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5274    [Create a temporary old-style archive to link instead of a shared archive])
5275_LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5276_LT_TAGDECL([], [archive_expsym_cmds], [2])
5277_LT_TAGDECL([], [module_cmds], [2],
5278    [Commands used to build a loadable module if different from building
5279    a shared archive.])
5280_LT_TAGDECL([], [module_expsym_cmds], [2])
5281_LT_TAGDECL([], [with_gnu_ld], [1],
5282    [Whether we are building with GNU ld or not])
5283_LT_TAGDECL([], [allow_undefined_flag], [1],
5284    [Flag that allows shared libraries with undefined symbols to be built])
5285_LT_TAGDECL([], [no_undefined_flag], [1],
5286    [Flag that enforces no undefined symbols])
5287_LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5288    [Flag to hardcode $libdir into a binary during linking.
5289    This must work even if $libdir does not exist])
5290_LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
5291    [[If ld is used when linking, flag to hardcode $libdir into a binary
5292    during linking.  This must work even if $libdir does not exist]])
5293_LT_TAGDECL([], [hardcode_libdir_separator], [1],
5294    [Whether we need a single "-rpath" flag with a separated argument])
5295_LT_TAGDECL([], [hardcode_direct], [0],
5296    [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5297    DIR into the resulting binary])
5298_LT_TAGDECL([], [hardcode_direct_absolute], [0],
5299    [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5300    DIR into the resulting binary and the resulting library dependency is
5301    "absolute", i.e impossible to change by setting ${shlibpath_var} if the
5302    library is relocated])
5303_LT_TAGDECL([], [hardcode_minus_L], [0],
5304    [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5305    into the resulting binary])
5306_LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5307    [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5308    into the resulting binary])
5309_LT_TAGDECL([], [hardcode_automatic], [0],
5310    [Set to "yes" if building a shared library automatically hardcodes DIR
5311    into the library and all subsequent libraries and executables linked
5312    against it])
5313_LT_TAGDECL([], [inherit_rpath], [0],
5314    [Set to yes if linker adds runtime paths of dependent libraries
5315    to runtime path list])
5316_LT_TAGDECL([], [link_all_deplibs], [0],
5317    [Whether libtool must link a program against all its dependency libraries])
5318_LT_TAGDECL([], [fix_srcfile_path], [1],
5319    [Fix the shell variable $srcfile for the compiler])
5320_LT_TAGDECL([], [always_export_symbols], [0],
5321    [Set to "yes" if exported symbols are required])
5322_LT_TAGDECL([], [export_symbols_cmds], [2],
5323    [The commands to list exported symbols])
5324_LT_TAGDECL([], [exclude_expsyms], [1],
5325    [Symbols that should not be listed in the preloaded symbols])
5326_LT_TAGDECL([], [include_expsyms], [1],
5327    [Symbols that must always be exported])
5328_LT_TAGDECL([], [prelink_cmds], [2],
5329    [Commands necessary for linking programs (against libraries) with templates])
5330_LT_TAGDECL([], [file_list_spec], [1],
5331    [Specify filename containing input files])
5332dnl FIXME: Not yet implemented
5333dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5334dnl    [Compiler flag to generate thread safe objects])
5335])# _LT_LINKER_SHLIBS
5336
5337
5338# _LT_LANG_C_CONFIG([TAG])
5339# ------------------------
5340# Ensure that the configuration variables for a C compiler are suitably
5341# defined.  These variables are subsequently used by _LT_CONFIG to write
5342# the compiler configuration to `libtool'.
5343m4_defun([_LT_LANG_C_CONFIG],
5344[m4_require([_LT_DECL_EGREP])dnl
5345lt_save_CC="$CC"
5346AC_LANG_PUSH(C)
5347
5348# Source file extension for C test sources.
5349ac_ext=c
5350
5351# Object file extension for compiled C test sources.
5352objext=o
5353_LT_TAGVAR(objext, $1)=$objext
5354
5355# Code to be used in simple compile tests
5356lt_simple_compile_test_code="int some_variable = 0;"
5357
5358# Code to be used in simple link tests
5359lt_simple_link_test_code='int main(){return(0);}'
5360
5361_LT_TAG_COMPILER
5362# Save the default compiler, since it gets overwritten when the other
5363# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5364compiler_DEFAULT=$CC
5365
5366# save warnings/boilerplate of simple test code
5367_LT_COMPILER_BOILERPLATE
5368_LT_LINKER_BOILERPLATE
5369
5370## CAVEAT EMPTOR:
5371## There is no encapsulation within the following macros, do not change
5372## the running order or otherwise move them around unless you know exactly
5373## what you are doing...
5374if test -n "$compiler"; then
5375  _LT_COMPILER_NO_RTTI($1)
5376  _LT_COMPILER_PIC($1)
5377  _LT_COMPILER_C_O($1)
5378  _LT_COMPILER_FILE_LOCKS($1)
5379  _LT_LINKER_SHLIBS($1)
5380  _LT_SYS_DYNAMIC_LINKER($1)
5381  _LT_LINKER_HARDCODE_LIBPATH($1)
5382  LT_SYS_DLOPEN_SELF
5383  _LT_CMD_STRIPLIB
5384
5385  # Report which library types will actually be built
5386  AC_MSG_CHECKING([if libtool supports shared libraries])
5387  AC_MSG_RESULT([$can_build_shared])
5388
5389  AC_MSG_CHECKING([whether to build shared libraries])
5390  test "$can_build_shared" = "no" && enable_shared=no
5391
5392  # On AIX, shared libraries and static libraries use the same namespace, and
5393  # are all built from PIC.
5394  case $host_os in
5395  aix3*)
5396    test "$enable_shared" = yes && enable_static=no
5397    if test -n "$RANLIB"; then
5398      archive_cmds="$archive_cmds~\$RANLIB \$lib"
5399      postinstall_cmds='$RANLIB $lib'
5400    fi
5401    ;;
5402
5403  aix[[4-9]]*)
5404    if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
5405      test "$enable_shared" = yes && enable_static=no
5406    fi
5407    ;;
5408  esac
5409  AC_MSG_RESULT([$enable_shared])
5410
5411  AC_MSG_CHECKING([whether to build static libraries])
5412  # Make sure either enable_shared or enable_static is yes.
5413  test "$enable_shared" = yes || enable_static=yes
5414  AC_MSG_RESULT([$enable_static])
5415
5416  _LT_CONFIG($1)
5417fi
5418AC_LANG_POP
5419CC="$lt_save_CC"
5420])# _LT_LANG_C_CONFIG
5421
5422
5423# _LT_LANG_CXX_CONFIG([TAG])
5424# --------------------------
5425# Ensure that the configuration variables for a C++ compiler are suitably
5426# defined.  These variables are subsequently used by _LT_CONFIG to write
5427# the compiler configuration to `libtool'.
5428m4_defun([_LT_LANG_CXX_CONFIG],
5429[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5430m4_require([_LT_DECL_EGREP])dnl
5431if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
5432    ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
5433    (test "X$CXX" != "Xg++"))) ; then
5434  AC_PROG_CXXCPP
5435else
5436  _lt_caught_CXX_error=yes
5437fi
5438
5439AC_LANG_PUSH(C++)
5440_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5441_LT_TAGVAR(allow_undefined_flag, $1)=
5442_LT_TAGVAR(always_export_symbols, $1)=no
5443_LT_TAGVAR(archive_expsym_cmds, $1)=
5444_LT_TAGVAR(compiler_needs_object, $1)=no
5445_LT_TAGVAR(export_dynamic_flag_spec, $1)=
5446_LT_TAGVAR(hardcode_direct, $1)=no
5447_LT_TAGVAR(hardcode_direct_absolute, $1)=no
5448_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5449_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5450_LT_TAGVAR(hardcode_libdir_separator, $1)=
5451_LT_TAGVAR(hardcode_minus_L, $1)=no
5452_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5453_LT_TAGVAR(hardcode_automatic, $1)=no
5454_LT_TAGVAR(inherit_rpath, $1)=no
5455_LT_TAGVAR(module_cmds, $1)=
5456_LT_TAGVAR(module_expsym_cmds, $1)=
5457_LT_TAGVAR(link_all_deplibs, $1)=unknown
5458_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5459_LT_TAGVAR(reload_flag, $1)=$reload_flag
5460_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
5461_LT_TAGVAR(no_undefined_flag, $1)=
5462_LT_TAGVAR(whole_archive_flag_spec, $1)=
5463_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5464
5465# Source file extension for C++ test sources.
5466ac_ext=cpp
5467
5468# Object file extension for compiled C++ test sources.
5469objext=o
5470_LT_TAGVAR(objext, $1)=$objext
5471
5472# No sense in running all these tests if we already determined that
5473# the CXX compiler isn't working.  Some variables (like enable_shared)
5474# are currently assumed to apply to all compilers on this platform,
5475# and will be corrupted by setting them based on a non-working compiler.
5476if test "$_lt_caught_CXX_error" != yes; then
5477  # Code to be used in simple compile tests
5478  lt_simple_compile_test_code="int some_variable = 0;"
5479
5480  # Code to be used in simple link tests
5481  lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
5482
5483  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
5484  _LT_TAG_COMPILER
5485
5486  # save warnings/boilerplate of simple test code
5487  _LT_COMPILER_BOILERPLATE
5488  _LT_LINKER_BOILERPLATE
5489
5490  # Allow CC to be a program name with arguments.
5491  lt_save_CC=$CC
5492  lt_save_LD=$LD
5493  lt_save_GCC=$GCC
5494  GCC=$GXX
5495  lt_save_with_gnu_ld=$with_gnu_ld
5496  lt_save_path_LD=$lt_cv_path_LD
5497  if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
5498    lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
5499  else
5500    $as_unset lt_cv_prog_gnu_ld
5501  fi
5502  if test -n "${lt_cv_path_LDCXX+set}"; then
5503    lt_cv_path_LD=$lt_cv_path_LDCXX
5504  else
5505    $as_unset lt_cv_path_LD
5506  fi
5507  test -z "${LDCXX+set}" || LD=$LDCXX
5508  CC=${CXX-"c++"}
5509  compiler=$CC
5510  _LT_TAGVAR(compiler, $1)=$CC
5511  _LT_CC_BASENAME([$compiler])
5512
5513  if test -n "$compiler"; then
5514    # We don't want -fno-exception when compiling C++ code, so set the
5515    # no_builtin_flag separately
5516    if test "$GXX" = yes; then
5517      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
5518    else
5519      _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
5520    fi
5521
5522    if test "$GXX" = yes; then
5523      # Set up default GNU C++ configuration
5524
5525      LT_PATH_LD
5526
5527      # Check if GNU C++ uses GNU ld as the underlying linker, since the
5528      # archiving commands below assume that GNU ld is being used.
5529      if test "$with_gnu_ld" = yes; then
5530        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5531        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5532
5533        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5534        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5535
5536        # If archive_cmds runs LD, not CC, wlarc should be empty
5537        # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
5538        #     investigate it a little bit more. (MM)
5539        wlarc='${wl}'
5540
5541        # ancient GNU ld didn't support --whole-archive et. al.
5542        if eval "`$CC -print-prog-name=ld` --help 2>&1" |
5543	  $GREP 'no-whole-archive' > /dev/null; then
5544          _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5545        else
5546          _LT_TAGVAR(whole_archive_flag_spec, $1)=
5547        fi
5548      else
5549        with_gnu_ld=no
5550        wlarc=
5551
5552        # A generic and very simple default shared library creation
5553        # command for GNU C++ for the case where it uses the native
5554        # linker, instead of GNU ld.  If possible, this setting should
5555        # overridden to take advantage of the native linker features on
5556        # the platform it is being used on.
5557        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
5558      fi
5559
5560      # Commands to make compiler produce verbose output that lists
5561      # what "hidden" libraries, object files and flags are used when
5562      # linking a shared library.
5563      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
5564
5565    else
5566      GXX=no
5567      with_gnu_ld=no
5568      wlarc=
5569    fi
5570
5571    # PORTME: fill in a description of your system's C++ link characteristics
5572    AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5573    _LT_TAGVAR(ld_shlibs, $1)=yes
5574    case $host_os in
5575      aix3*)
5576        # FIXME: insert proper C++ library support
5577        _LT_TAGVAR(ld_shlibs, $1)=no
5578        ;;
5579      aix[[4-9]]*)
5580        if test "$host_cpu" = ia64; then
5581          # On IA64, the linker does run time linking by default, so we don't
5582          # have to do anything special.
5583          aix_use_runtimelinking=no
5584          exp_sym_flag='-Bexport'
5585          no_entry_flag=""
5586        else
5587          aix_use_runtimelinking=no
5588
5589          # Test if we are trying to use run time linking or normal
5590          # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5591          # need to do runtime linking.
5592          case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5593	    for ld_flag in $LDFLAGS; do
5594	      case $ld_flag in
5595	      *-brtl*)
5596	        aix_use_runtimelinking=yes
5597	        break
5598	        ;;
5599	      esac
5600	    done
5601	    ;;
5602          esac
5603
5604          exp_sym_flag='-bexport'
5605          no_entry_flag='-bnoentry'
5606        fi
5607
5608        # When large executables or shared objects are built, AIX ld can
5609        # have problems creating the table of contents.  If linking a library
5610        # or program results in "error TOC overflow" add -mminimal-toc to
5611        # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5612        # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5613
5614        _LT_TAGVAR(archive_cmds, $1)=''
5615        _LT_TAGVAR(hardcode_direct, $1)=yes
5616        _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5617        _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5618        _LT_TAGVAR(link_all_deplibs, $1)=yes
5619        _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
5620
5621        if test "$GXX" = yes; then
5622          case $host_os in aix4.[[012]]|aix4.[[012]].*)
5623          # We only want to do this on AIX 4.2 and lower, the check
5624          # below for broken collect2 doesn't work under 4.3+
5625	  collect2name=`${CC} -print-prog-name=collect2`
5626	  if test -f "$collect2name" &&
5627	     strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5628	  then
5629	    # We have reworked collect2
5630	    :
5631	  else
5632	    # We have old collect2
5633	    _LT_TAGVAR(hardcode_direct, $1)=unsupported
5634	    # It fails to find uninstalled libraries when the uninstalled
5635	    # path is not listed in the libpath.  Setting hardcode_minus_L
5636	    # to unsupported forces relinking
5637	    _LT_TAGVAR(hardcode_minus_L, $1)=yes
5638	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5639	    _LT_TAGVAR(hardcode_libdir_separator, $1)=
5640	  fi
5641          esac
5642          shared_flag='-shared'
5643	  if test "$aix_use_runtimelinking" = yes; then
5644	    shared_flag="$shared_flag "'${wl}-G'
5645	  fi
5646        else
5647          # not using gcc
5648          if test "$host_cpu" = ia64; then
5649	  # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5650	  # chokes on -Wl,-G. The following line is correct:
5651	  shared_flag='-G'
5652          else
5653	    if test "$aix_use_runtimelinking" = yes; then
5654	      shared_flag='${wl}-G'
5655	    else
5656	      shared_flag='${wl}-bM:SRE'
5657	    fi
5658          fi
5659        fi
5660
5661        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
5662        # It seems that -bexpall does not export symbols beginning with
5663        # underscore (_), so it is better to generate a list of symbols to
5664	# export.
5665        _LT_TAGVAR(always_export_symbols, $1)=yes
5666        if test "$aix_use_runtimelinking" = yes; then
5667          # Warning - without using the other runtime loading flags (-brtl),
5668          # -berok will link without error, but may produce a broken library.
5669          _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5670          # Determine the default libpath from the value encoded in an empty
5671          # executable.
5672          _LT_SYS_MODULE_PATH_AIX
5673          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5674
5675          _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5676        else
5677          if test "$host_cpu" = ia64; then
5678	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5679	    _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5680	    _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"
5681          else
5682	    # Determine the default libpath from the value encoded in an
5683	    # empty executable.
5684	    _LT_SYS_MODULE_PATH_AIX
5685	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5686	    # Warning - without using the other run time loading flags,
5687	    # -berok will link without error, but may produce a broken library.
5688	    _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5689	    _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5690	    if test "$with_gnu_ld" = yes; then
5691	      # We only use this code for GNU lds that support --whole-archive.
5692	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
5693	    else
5694	      # Exported symbols can be pulled into shared objects from archives
5695	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5696	    fi
5697	    _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5698	    # This is similar to how AIX traditionally builds its shared
5699	    # libraries.
5700	    _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'
5701          fi
5702        fi
5703        ;;
5704
5705      beos*)
5706	if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5707	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5708	  # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5709	  # support --undefined.  This deserves some investigation.  FIXME
5710	  _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5711	else
5712	  _LT_TAGVAR(ld_shlibs, $1)=no
5713	fi
5714	;;
5715
5716      chorus*)
5717        case $cc_basename in
5718          *)
5719	  # FIXME: insert proper C++ library support
5720	  _LT_TAGVAR(ld_shlibs, $1)=no
5721	  ;;
5722        esac
5723        ;;
5724
5725      cygwin* | mingw* | pw32* | cegcc*)
5726        # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5727        # as there is no search path for DLLs.
5728        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5729        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
5730        _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5731        _LT_TAGVAR(always_export_symbols, $1)=no
5732        _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5733
5734        if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5735          _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'
5736          # If the export-symbols file already is a .def file (1st line
5737          # is EXPORTS), use it as is; otherwise, prepend...
5738          _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5739	    cp $export_symbols $output_objdir/$soname.def;
5740          else
5741	    echo EXPORTS > $output_objdir/$soname.def;
5742	    cat $export_symbols >> $output_objdir/$soname.def;
5743          fi~
5744          $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'
5745        else
5746          _LT_TAGVAR(ld_shlibs, $1)=no
5747        fi
5748        ;;
5749      darwin* | rhapsody*)
5750        _LT_DARWIN_LINKER_FEATURES($1)
5751	;;
5752
5753      dgux*)
5754        case $cc_basename in
5755          ec++*)
5756	    # FIXME: insert proper C++ library support
5757	    _LT_TAGVAR(ld_shlibs, $1)=no
5758	    ;;
5759          ghcx*)
5760	    # Green Hills C++ Compiler
5761	    # FIXME: insert proper C++ library support
5762	    _LT_TAGVAR(ld_shlibs, $1)=no
5763	    ;;
5764          *)
5765	    # FIXME: insert proper C++ library support
5766	    _LT_TAGVAR(ld_shlibs, $1)=no
5767	    ;;
5768        esac
5769        ;;
5770
5771      freebsd[[12]]*)
5772        # C++ shared libraries reported to be fairly broken before
5773	# switch to ELF
5774        _LT_TAGVAR(ld_shlibs, $1)=no
5775        ;;
5776
5777      freebsd-elf*)
5778        _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5779        ;;
5780
5781      freebsd* | dragonfly*)
5782        # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
5783        # conventions
5784        _LT_TAGVAR(ld_shlibs, $1)=yes
5785        ;;
5786
5787      gnu*)
5788        ;;
5789
5790      haiku*)
5791        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5792        _LT_TAGVAR(link_all_deplibs, $1)=yes
5793        ;;
5794
5795      hpux9*)
5796        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5797        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5798        _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5799        _LT_TAGVAR(hardcode_direct, $1)=yes
5800        _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5801				             # but as the default
5802				             # location of the library.
5803
5804        case $cc_basename in
5805          CC*)
5806            # FIXME: insert proper C++ library support
5807            _LT_TAGVAR(ld_shlibs, $1)=no
5808            ;;
5809          aCC*)
5810            _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 $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5811            # Commands to make compiler produce verbose output that lists
5812            # what "hidden" libraries, object files and flags are used when
5813            # linking a shared library.
5814            #
5815            # There doesn't appear to be a way to prevent this compiler from
5816            # explicitly linking system object files so we need to strip them
5817            # from the output so that they don't get included in the library
5818            # dependencies.
5819            output_verbose_link_cmd='templist=`($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"'
5820            ;;
5821          *)
5822            if test "$GXX" = yes; then
5823              _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5824            else
5825              # FIXME: insert proper C++ library support
5826              _LT_TAGVAR(ld_shlibs, $1)=no
5827            fi
5828            ;;
5829        esac
5830        ;;
5831
5832      hpux10*|hpux11*)
5833        if test $with_gnu_ld = no; then
5834	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5835	  _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5836
5837          case $host_cpu in
5838            hppa*64*|ia64*)
5839              ;;
5840            *)
5841	      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5842              ;;
5843          esac
5844        fi
5845        case $host_cpu in
5846          hppa*64*|ia64*)
5847            _LT_TAGVAR(hardcode_direct, $1)=no
5848            _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5849            ;;
5850          *)
5851            _LT_TAGVAR(hardcode_direct, $1)=yes
5852            _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5853            _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5854					         # but as the default
5855					         # location of the library.
5856            ;;
5857        esac
5858
5859        case $cc_basename in
5860          CC*)
5861	    # FIXME: insert proper C++ library support
5862	    _LT_TAGVAR(ld_shlibs, $1)=no
5863	    ;;
5864          aCC*)
5865	    case $host_cpu in
5866	      hppa*64*)
5867	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5868	        ;;
5869	      ia64*)
5870	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5871	        ;;
5872	      *)
5873	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5874	        ;;
5875	    esac
5876	    # Commands to make compiler produce verbose output that lists
5877	    # what "hidden" libraries, object files and flags are used when
5878	    # linking a shared library.
5879	    #
5880	    # There doesn't appear to be a way to prevent this compiler from
5881	    # explicitly linking system object files so we need to strip them
5882	    # from the output so that they don't get included in the library
5883	    # dependencies.
5884	    output_verbose_link_cmd='templist=`($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"'
5885	    ;;
5886          *)
5887	    if test "$GXX" = yes; then
5888	      if test $with_gnu_ld = no; then
5889	        case $host_cpu in
5890	          hppa*64*)
5891	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5892	            ;;
5893	          ia64*)
5894	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5895	            ;;
5896	          *)
5897	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5898	            ;;
5899	        esac
5900	      fi
5901	    else
5902	      # FIXME: insert proper C++ library support
5903	      _LT_TAGVAR(ld_shlibs, $1)=no
5904	    fi
5905	    ;;
5906        esac
5907        ;;
5908
5909      interix[[3-9]]*)
5910	_LT_TAGVAR(hardcode_direct, $1)=no
5911	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5912	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5913	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5914	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5915	# Instead, shared libraries are loaded at an image base (0x10000000 by
5916	# default) and relocated if they conflict, which is a slow very memory
5917	# consuming and fragmenting process.  To avoid this, we pick a random,
5918	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5919	# time.  Moving up from 0x10000000 also allows more sbrk(2) space.
5920	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5921	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5922	;;
5923      irix5* | irix6*)
5924        case $cc_basename in
5925          CC*)
5926	    # SGI C++
5927	    _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'
5928
5929	    # Archives containing C++ object files must be created using
5930	    # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
5931	    # necessary to make sure instantiated templates are included
5932	    # in the archive.
5933	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
5934	    ;;
5935          *)
5936	    if test "$GXX" = yes; then
5937	      if test "$with_gnu_ld" = no; then
5938	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -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'
5939	      else
5940	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -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'
5941	      fi
5942	    fi
5943	    _LT_TAGVAR(link_all_deplibs, $1)=yes
5944	    ;;
5945        esac
5946        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5947        _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5948        _LT_TAGVAR(inherit_rpath, $1)=yes
5949        ;;
5950
5951      linux* | k*bsd*-gnu | kopensolaris*-gnu)
5952        case $cc_basename in
5953          KCC*)
5954	    # Kuck and Associates, Inc. (KAI) C++ Compiler
5955
5956	    # KCC will only create a shared library if the output file
5957	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
5958	    # to its proper name (with version) after linking.
5959	    _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'
5960	    _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 $lib'
5961	    # Commands to make compiler produce verbose output that lists
5962	    # what "hidden" libraries, object files and flags are used when
5963	    # linking a shared library.
5964	    #
5965	    # There doesn't appear to be a way to prevent this compiler from
5966	    # explicitly linking system object files so we need to strip them
5967	    # from the output so that they don't get included in the library
5968	    # dependencies.
5969	    output_verbose_link_cmd='templist=`$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"'
5970
5971	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5972	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5973
5974	    # Archives containing C++ object files must be created using
5975	    # "CC -Bstatic", where "CC" is the KAI C++ compiler.
5976	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
5977	    ;;
5978	  icpc* | ecpc* )
5979	    # Intel C++
5980	    with_gnu_ld=yes
5981	    # version 8.0 and above of icpc choke on multiply defined symbols
5982	    # if we add $predep_objects and $postdep_objects, however 7.1 and
5983	    # earlier do not add the objects themselves.
5984	    case `$CC -V 2>&1` in
5985	      *"Version 7."*)
5986	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5987		_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'
5988		;;
5989	      *)  # Version 8.0 or newer
5990	        tmp_idyn=
5991	        case $host_cpu in
5992		  ia64*) tmp_idyn=' -i_dynamic';;
5993		esac
5994	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5995		_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'
5996		;;
5997	    esac
5998	    _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5999	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6000	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6001	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
6002	    ;;
6003          pgCC* | pgcpp*)
6004            # Portland Group C++ compiler
6005	    case `$CC -V` in
6006	    *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6007	      _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6008		rm -rf $tpldir~
6009		$CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6010		compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6011	      _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6012		rm -rf $tpldir~
6013		$CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6014		$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6015		$RANLIB $oldlib'
6016	      _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6017		rm -rf $tpldir~
6018		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6019		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6020	      _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
6021		rm -rf $tpldir~
6022		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6023		$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'
6024	      ;;
6025	    *) # Version 6 and above use weak symbols
6026	      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
6027	      _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'
6028	      ;;
6029	    esac
6030
6031	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
6032	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6033	    _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'
6034            ;;
6035	  cxx*)
6036	    # Compaq C++
6037	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
6038	    _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'
6039
6040	    runpath_var=LD_RUN_PATH
6041	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6042	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6043
6044	    # Commands to make compiler produce verbose output that lists
6045	    # what "hidden" libraries, object files and flags are used when
6046	    # linking a shared library.
6047	    #
6048	    # There doesn't appear to be a way to prevent this compiler from
6049	    # explicitly linking system object files so we need to strip them
6050	    # from the output so that they don't get included in the library
6051	    # dependencies.
6052	    output_verbose_link_cmd='templist=`$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'
6053	    ;;
6054	  xl* | mpixl* | bgxl*)
6055	    # IBM XL 8.0 on PPC, with GNU ld
6056	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6057	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
6058	    _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
6059	    if test "x$supports_anon_versioning" = xyes; then
6060	      _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
6061		cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
6062		echo "local: *; };" >> $output_objdir/$libname.ver~
6063		$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
6064	    fi
6065	    ;;
6066	  *)
6067	    case `$CC -V 2>&1 | sed 5q` in
6068	    *Sun\ C*)
6069	      # Sun C++ 5.9
6070	      _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6071	      _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6072	      _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'
6073	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6074	      _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'
6075	      _LT_TAGVAR(compiler_needs_object, $1)=yes
6076
6077	      # Not sure whether something based on
6078	      # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
6079	      # would be better.
6080	      output_verbose_link_cmd='func_echo_all'
6081
6082	      # Archives containing C++ object files must be created using
6083	      # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6084	      # necessary to make sure instantiated templates are included
6085	      # in the archive.
6086	      _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6087	      ;;
6088	    esac
6089	    ;;
6090	esac
6091	;;
6092
6093      lynxos*)
6094        # FIXME: insert proper C++ library support
6095	_LT_TAGVAR(ld_shlibs, $1)=no
6096	;;
6097
6098      m88k*)
6099        # FIXME: insert proper C++ library support
6100        _LT_TAGVAR(ld_shlibs, $1)=no
6101	;;
6102
6103      mvs*)
6104        case $cc_basename in
6105          cxx*)
6106	    # FIXME: insert proper C++ library support
6107	    _LT_TAGVAR(ld_shlibs, $1)=no
6108	    ;;
6109	  *)
6110	    # FIXME: insert proper C++ library support
6111	    _LT_TAGVAR(ld_shlibs, $1)=no
6112	    ;;
6113	esac
6114	;;
6115
6116      netbsd*)
6117        if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
6118	  _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6119	  wlarc=
6120	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6121	  _LT_TAGVAR(hardcode_direct, $1)=yes
6122	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6123	fi
6124	# Workaround some broken pre-1.5 toolchains
6125	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
6126	;;
6127
6128      *nto* | *qnx*)
6129        _LT_TAGVAR(ld_shlibs, $1)=yes
6130	;;
6131
6132      openbsd2*)
6133        # C++ shared libraries are fairly broken
6134	_LT_TAGVAR(ld_shlibs, $1)=no
6135	;;
6136
6137      openbsd*)
6138	if test -f /usr/libexec/ld.so; then
6139	  _LT_TAGVAR(hardcode_direct, $1)=yes
6140	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6141	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6142	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6143	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6144	  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
6145	    _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'
6146	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6147	    _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
6148	  fi
6149	  output_verbose_link_cmd=func_echo_all
6150	else
6151	  _LT_TAGVAR(ld_shlibs, $1)=no
6152	fi
6153	;;
6154
6155      osf3* | osf4* | osf5*)
6156        case $cc_basename in
6157          KCC*)
6158	    # Kuck and Associates, Inc. (KAI) C++ Compiler
6159
6160	    # KCC will only create a shared library if the output file
6161	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
6162	    # to its proper name (with version) after linking.
6163	    _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'
6164
6165	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6166	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6167
6168	    # Archives containing C++ object files must be created using
6169	    # the KAI C++ compiler.
6170	    case $host in
6171	      osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6172	      *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6173	    esac
6174	    ;;
6175          RCC*)
6176	    # Rational C++ 2.4.1
6177	    # FIXME: insert proper C++ library support
6178	    _LT_TAGVAR(ld_shlibs, $1)=no
6179	    ;;
6180          cxx*)
6181	    case $host in
6182	      osf3*)
6183	        _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6184	        _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'
6185	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6186		;;
6187	      *)
6188	        _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6189	        _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'
6190	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6191	          echo "-hidden">> $lib.exp~
6192	          $CC -shared$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~
6193	          $RM $lib.exp'
6194	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6195		;;
6196	    esac
6197
6198	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6199
6200	    # Commands to make compiler produce verbose output that lists
6201	    # what "hidden" libraries, object files and flags are used when
6202	    # linking a shared library.
6203	    #
6204	    # There doesn't appear to be a way to prevent this compiler from
6205	    # explicitly linking system object files so we need to strip them
6206	    # from the output so that they don't get included in the library
6207	    # dependencies.
6208	    output_verbose_link_cmd='templist=`$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"'
6209	    ;;
6210	  *)
6211	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6212	      _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6213	      case $host in
6214	        osf3*)
6215	          _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'
6216		  ;;
6217	        *)
6218	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -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'
6219		  ;;
6220	      esac
6221
6222	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6223	      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6224
6225	      # Commands to make compiler produce verbose output that lists
6226	      # what "hidden" libraries, object files and flags are used when
6227	      # linking a shared library.
6228	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6229
6230	    else
6231	      # FIXME: insert proper C++ library support
6232	      _LT_TAGVAR(ld_shlibs, $1)=no
6233	    fi
6234	    ;;
6235        esac
6236        ;;
6237
6238      psos*)
6239        # FIXME: insert proper C++ library support
6240        _LT_TAGVAR(ld_shlibs, $1)=no
6241        ;;
6242
6243      sunos4*)
6244        case $cc_basename in
6245          CC*)
6246	    # Sun C++ 4.x
6247	    # FIXME: insert proper C++ library support
6248	    _LT_TAGVAR(ld_shlibs, $1)=no
6249	    ;;
6250          lcc*)
6251	    # Lucid
6252	    # FIXME: insert proper C++ library support
6253	    _LT_TAGVAR(ld_shlibs, $1)=no
6254	    ;;
6255          *)
6256	    # FIXME: insert proper C++ library support
6257	    _LT_TAGVAR(ld_shlibs, $1)=no
6258	    ;;
6259        esac
6260        ;;
6261
6262      solaris*)
6263        case $cc_basename in
6264          CC* | sunCC*)
6265	    # Sun C++ 4.2, 5.x and Centerline C++
6266            _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6267	    _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6268	    _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6269	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6270	      $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6271
6272	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6273	    _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6274	    case $host_os in
6275	      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6276	      *)
6277		# The compiler driver will combine and reorder linker options,
6278		# but understands `-z linker_flag'.
6279	        # Supported since Solaris 2.6 (maybe 2.5.1?)
6280		_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6281	        ;;
6282	    esac
6283	    _LT_TAGVAR(link_all_deplibs, $1)=yes
6284
6285	    output_verbose_link_cmd='func_echo_all'
6286
6287	    # Archives containing C++ object files must be created using
6288	    # "CC -xar", where "CC" is the Sun C++ compiler.  This is
6289	    # necessary to make sure instantiated templates are included
6290	    # in the archive.
6291	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6292	    ;;
6293          gcx*)
6294	    # Green Hills C++ Compiler
6295	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6296
6297	    # The C++ compiler must be used to create the archive.
6298	    _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6299	    ;;
6300          *)
6301	    # GNU C++ compiler with Solaris linker
6302	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6303	      _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
6304	      if $CC --version | $GREP -v '^2\.7' > /dev/null; then
6305	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6306	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6307		  $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6308
6309	        # Commands to make compiler produce verbose output that lists
6310	        # what "hidden" libraries, object files and flags are used when
6311	        # linking a shared library.
6312	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6313	      else
6314	        # g++ 2.7 appears to require `-G' NOT `-shared' on this
6315	        # platform.
6316	        _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6317	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
6318		  $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6319
6320	        # Commands to make compiler produce verbose output that lists
6321	        # what "hidden" libraries, object files and flags are used when
6322	        # linking a shared library.
6323	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6324	      fi
6325
6326	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
6327	      case $host_os in
6328		solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
6329		*)
6330		  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
6331		  ;;
6332	      esac
6333	    fi
6334	    ;;
6335        esac
6336        ;;
6337
6338    sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
6339      _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6340      _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6341      _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6342      runpath_var='LD_RUN_PATH'
6343
6344      case $cc_basename in
6345        CC*)
6346	  _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6347	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6348	  ;;
6349	*)
6350	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6351	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6352	  ;;
6353      esac
6354      ;;
6355
6356      sysv5* | sco3.2v5* | sco5v6*)
6357	# Note: We can NOT use -z defs as we might desire, because we do not
6358	# link with -lc, and that would cause any symbols used from libc to
6359	# always be unresolved, which means just about no library would
6360	# ever link correctly.  If we're not using GNU ld we use -z text
6361	# though, which does catch some bad symbols but isn't as heavy-handed
6362	# as -z defs.
6363	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6364	_LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
6365	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6366	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6367	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
6368	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6369	_LT_TAGVAR(link_all_deplibs, $1)=yes
6370	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
6371	runpath_var='LD_RUN_PATH'
6372
6373	case $cc_basename in
6374          CC*)
6375	    _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6376	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6377	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
6378	      '"$_LT_TAGVAR(old_archive_cmds, $1)"
6379	    _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
6380	      '"$_LT_TAGVAR(reload_cmds, $1)"
6381	    ;;
6382	  *)
6383	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6384	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6385	    ;;
6386	esac
6387      ;;
6388
6389      tandem*)
6390        case $cc_basename in
6391          NCC*)
6392	    # NonStop-UX NCC 3.20
6393	    # FIXME: insert proper C++ library support
6394	    _LT_TAGVAR(ld_shlibs, $1)=no
6395	    ;;
6396          *)
6397	    # FIXME: insert proper C++ library support
6398	    _LT_TAGVAR(ld_shlibs, $1)=no
6399	    ;;
6400        esac
6401        ;;
6402
6403      vxworks*)
6404        # FIXME: insert proper C++ library support
6405        _LT_TAGVAR(ld_shlibs, $1)=no
6406        ;;
6407
6408      *)
6409        # FIXME: insert proper C++ library support
6410        _LT_TAGVAR(ld_shlibs, $1)=no
6411        ;;
6412    esac
6413
6414    AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6415    test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
6416
6417    _LT_TAGVAR(GCC, $1)="$GXX"
6418    _LT_TAGVAR(LD, $1)="$LD"
6419
6420    ## CAVEAT EMPTOR:
6421    ## There is no encapsulation within the following macros, do not change
6422    ## the running order or otherwise move them around unless you know exactly
6423    ## what you are doing...
6424    _LT_SYS_HIDDEN_LIBDEPS($1)
6425    _LT_COMPILER_PIC($1)
6426    _LT_COMPILER_C_O($1)
6427    _LT_COMPILER_FILE_LOCKS($1)
6428    _LT_LINKER_SHLIBS($1)
6429    _LT_SYS_DYNAMIC_LINKER($1)
6430    _LT_LINKER_HARDCODE_LIBPATH($1)
6431
6432    _LT_CONFIG($1)
6433  fi # test -n "$compiler"
6434
6435  CC=$lt_save_CC
6436  LDCXX=$LD
6437  LD=$lt_save_LD
6438  GCC=$lt_save_GCC
6439  with_gnu_ld=$lt_save_with_gnu_ld
6440  lt_cv_path_LDCXX=$lt_cv_path_LD
6441  lt_cv_path_LD=$lt_save_path_LD
6442  lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
6443  lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
6444fi # test "$_lt_caught_CXX_error" != yes
6445
6446AC_LANG_POP
6447])# _LT_LANG_CXX_CONFIG
6448
6449
6450# _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
6451# ---------------------------------
6452# Figure out "hidden" library dependencies from verbose
6453# compiler output when linking a shared library.
6454# Parse the compiler output and extract the necessary
6455# objects, libraries and library flags.
6456m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
6457[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6458# Dependencies to place before and after the object being linked:
6459_LT_TAGVAR(predep_objects, $1)=
6460_LT_TAGVAR(postdep_objects, $1)=
6461_LT_TAGVAR(predeps, $1)=
6462_LT_TAGVAR(postdeps, $1)=
6463_LT_TAGVAR(compiler_lib_search_path, $1)=
6464
6465dnl we can't use the lt_simple_compile_test_code here,
6466dnl because it contains code intended for an executable,
6467dnl not a library.  It's possible we should let each
6468dnl tag define a new lt_????_link_test_code variable,
6469dnl but it's only used here...
6470m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
6471int a;
6472void foo (void) { a = 0; }
6473_LT_EOF
6474], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
6475class Foo
6476{
6477public:
6478  Foo (void) { a = 0; }
6479private:
6480  int a;
6481};
6482_LT_EOF
6483], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
6484      subroutine foo
6485      implicit none
6486      integer*4 a
6487      a=0
6488      return
6489      end
6490_LT_EOF
6491], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
6492      subroutine foo
6493      implicit none
6494      integer a
6495      a=0
6496      return
6497      end
6498_LT_EOF
6499], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
6500public class foo {
6501  private int a;
6502  public void bar (void) {
6503    a = 0;
6504  }
6505};
6506_LT_EOF
6507])
6508dnl Parse the compiler output and extract the necessary
6509dnl objects, libraries and library flags.
6510if AC_TRY_EVAL(ac_compile); then
6511  # Parse the compiler output and extract the necessary
6512  # objects, libraries and library flags.
6513
6514  # Sentinel used to keep track of whether or not we are before
6515  # the conftest object file.
6516  pre_test_object_deps_done=no
6517
6518  for p in `eval "$output_verbose_link_cmd"`; do
6519    case $p in
6520
6521    -L* | -R* | -l*)
6522       # Some compilers place space between "-{L,R}" and the path.
6523       # Remove the space.
6524       if test $p = "-L" ||
6525          test $p = "-R"; then
6526	 prev=$p
6527	 continue
6528       else
6529	 prev=
6530       fi
6531
6532       if test "$pre_test_object_deps_done" = no; then
6533	 case $p in
6534	 -L* | -R*)
6535	   # Internal compiler library paths should come after those
6536	   # provided the user.  The postdeps already come after the
6537	   # user supplied libs so there is no need to process them.
6538	   if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
6539	     _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
6540	   else
6541	     _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
6542	   fi
6543	   ;;
6544	 # The "-l" case would never come before the object being
6545	 # linked, so don't bother handling this case.
6546	 esac
6547       else
6548	 if test -z "$_LT_TAGVAR(postdeps, $1)"; then
6549	   _LT_TAGVAR(postdeps, $1)="${prev}${p}"
6550	 else
6551	   _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
6552	 fi
6553       fi
6554       ;;
6555
6556    *.$objext)
6557       # This assumes that the test object file only shows up
6558       # once in the compiler output.
6559       if test "$p" = "conftest.$objext"; then
6560	 pre_test_object_deps_done=yes
6561	 continue
6562       fi
6563
6564       if test "$pre_test_object_deps_done" = no; then
6565	 if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
6566	   _LT_TAGVAR(predep_objects, $1)="$p"
6567	 else
6568	   _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
6569	 fi
6570       else
6571	 if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
6572	   _LT_TAGVAR(postdep_objects, $1)="$p"
6573	 else
6574	   _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
6575	 fi
6576       fi
6577       ;;
6578
6579    *) ;; # Ignore the rest.
6580
6581    esac
6582  done
6583
6584  # Clean up.
6585  rm -f a.out a.exe
6586else
6587  echo "libtool.m4: error: problem compiling $1 test program"
6588fi
6589
6590$RM -f confest.$objext
6591
6592# PORTME: override above test on systems where it is broken
6593m4_if([$1], [CXX],
6594[case $host_os in
6595interix[[3-9]]*)
6596  # Interix 3.5 installs completely hosed .la files for C++, so rather than
6597  # hack all around it, let's just trust "g++" to DTRT.
6598  _LT_TAGVAR(predep_objects,$1)=
6599  _LT_TAGVAR(postdep_objects,$1)=
6600  _LT_TAGVAR(postdeps,$1)=
6601  ;;
6602
6603linux*)
6604  case `$CC -V 2>&1 | sed 5q` in
6605  *Sun\ C*)
6606    # Sun C++ 5.9
6607
6608    # The more standards-conforming stlport4 library is
6609    # incompatible with the Cstd library. Avoid specifying
6610    # it if it's in CXXFLAGS. Ignore libCrun as
6611    # -library=stlport4 depends on it.
6612    case " $CXX $CXXFLAGS " in
6613    *" -library=stlport4 "*)
6614      solaris_use_stlport4=yes
6615      ;;
6616    esac
6617
6618    if test "$solaris_use_stlport4" != yes; then
6619      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6620    fi
6621    ;;
6622  esac
6623  ;;
6624
6625solaris*)
6626  case $cc_basename in
6627  CC* | sunCC*)
6628    # The more standards-conforming stlport4 library is
6629    # incompatible with the Cstd library. Avoid specifying
6630    # it if it's in CXXFLAGS. Ignore libCrun as
6631    # -library=stlport4 depends on it.
6632    case " $CXX $CXXFLAGS " in
6633    *" -library=stlport4 "*)
6634      solaris_use_stlport4=yes
6635      ;;
6636    esac
6637
6638    # Adding this requires a known-good setup of shared libraries for
6639    # Sun compiler versions before 5.6, else PIC objects from an old
6640    # archive will be linked into the output, leading to subtle bugs.
6641    if test "$solaris_use_stlport4" != yes; then
6642      _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6643    fi
6644    ;;
6645  esac
6646  ;;
6647esac
6648])
6649
6650case " $_LT_TAGVAR(postdeps, $1) " in
6651*" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
6652esac
6653 _LT_TAGVAR(compiler_lib_search_dirs, $1)=
6654if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
6655 _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
6656fi
6657_LT_TAGDECL([], [compiler_lib_search_dirs], [1],
6658    [The directories searched by this compiler when creating a shared library])
6659_LT_TAGDECL([], [predep_objects], [1],
6660    [Dependencies to place before and after the objects being linked to
6661    create a shared library])
6662_LT_TAGDECL([], [postdep_objects], [1])
6663_LT_TAGDECL([], [predeps], [1])
6664_LT_TAGDECL([], [postdeps], [1])
6665_LT_TAGDECL([], [compiler_lib_search_path], [1],
6666    [The library search path used internally by the compiler when linking
6667    a shared library])
6668])# _LT_SYS_HIDDEN_LIBDEPS
6669
6670
6671# _LT_LANG_F77_CONFIG([TAG])
6672# --------------------------
6673# Ensure that the configuration variables for a Fortran 77 compiler are
6674# suitably defined.  These variables are subsequently used by _LT_CONFIG
6675# to write the compiler configuration to `libtool'.
6676m4_defun([_LT_LANG_F77_CONFIG],
6677[AC_LANG_PUSH(Fortran 77)
6678if test -z "$F77" || test "X$F77" = "Xno"; then
6679  _lt_disable_F77=yes
6680fi
6681
6682_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6683_LT_TAGVAR(allow_undefined_flag, $1)=
6684_LT_TAGVAR(always_export_symbols, $1)=no
6685_LT_TAGVAR(archive_expsym_cmds, $1)=
6686_LT_TAGVAR(export_dynamic_flag_spec, $1)=
6687_LT_TAGVAR(hardcode_direct, $1)=no
6688_LT_TAGVAR(hardcode_direct_absolute, $1)=no
6689_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6690_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6691_LT_TAGVAR(hardcode_libdir_separator, $1)=
6692_LT_TAGVAR(hardcode_minus_L, $1)=no
6693_LT_TAGVAR(hardcode_automatic, $1)=no
6694_LT_TAGVAR(inherit_rpath, $1)=no
6695_LT_TAGVAR(module_cmds, $1)=
6696_LT_TAGVAR(module_expsym_cmds, $1)=
6697_LT_TAGVAR(link_all_deplibs, $1)=unknown
6698_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6699_LT_TAGVAR(reload_flag, $1)=$reload_flag
6700_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6701_LT_TAGVAR(no_undefined_flag, $1)=
6702_LT_TAGVAR(whole_archive_flag_spec, $1)=
6703_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6704
6705# Source file extension for f77 test sources.
6706ac_ext=f
6707
6708# Object file extension for compiled f77 test sources.
6709objext=o
6710_LT_TAGVAR(objext, $1)=$objext
6711
6712# No sense in running all these tests if we already determined that
6713# the F77 compiler isn't working.  Some variables (like enable_shared)
6714# are currently assumed to apply to all compilers on this platform,
6715# and will be corrupted by setting them based on a non-working compiler.
6716if test "$_lt_disable_F77" != yes; then
6717  # Code to be used in simple compile tests
6718  lt_simple_compile_test_code="\
6719      subroutine t
6720      return
6721      end
6722"
6723
6724  # Code to be used in simple link tests
6725  lt_simple_link_test_code="\
6726      program t
6727      end
6728"
6729
6730  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6731  _LT_TAG_COMPILER
6732
6733  # save warnings/boilerplate of simple test code
6734  _LT_COMPILER_BOILERPLATE
6735  _LT_LINKER_BOILERPLATE
6736
6737  # Allow CC to be a program name with arguments.
6738  lt_save_CC="$CC"
6739  lt_save_GCC=$GCC
6740  CC=${F77-"f77"}
6741  compiler=$CC
6742  _LT_TAGVAR(compiler, $1)=$CC
6743  _LT_CC_BASENAME([$compiler])
6744  GCC=$G77
6745  if test -n "$compiler"; then
6746    AC_MSG_CHECKING([if libtool supports shared libraries])
6747    AC_MSG_RESULT([$can_build_shared])
6748
6749    AC_MSG_CHECKING([whether to build shared libraries])
6750    test "$can_build_shared" = "no" && enable_shared=no
6751
6752    # On AIX, shared libraries and static libraries use the same namespace, and
6753    # are all built from PIC.
6754    case $host_os in
6755      aix3*)
6756        test "$enable_shared" = yes && enable_static=no
6757        if test -n "$RANLIB"; then
6758          archive_cmds="$archive_cmds~\$RANLIB \$lib"
6759          postinstall_cmds='$RANLIB $lib'
6760        fi
6761        ;;
6762      aix[[4-9]]*)
6763	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6764	  test "$enable_shared" = yes && enable_static=no
6765	fi
6766        ;;
6767    esac
6768    AC_MSG_RESULT([$enable_shared])
6769
6770    AC_MSG_CHECKING([whether to build static libraries])
6771    # Make sure either enable_shared or enable_static is yes.
6772    test "$enable_shared" = yes || enable_static=yes
6773    AC_MSG_RESULT([$enable_static])
6774
6775    _LT_TAGVAR(GCC, $1)="$G77"
6776    _LT_TAGVAR(LD, $1)="$LD"
6777
6778    ## CAVEAT EMPTOR:
6779    ## There is no encapsulation within the following macros, do not change
6780    ## the running order or otherwise move them around unless you know exactly
6781    ## what you are doing...
6782    _LT_COMPILER_PIC($1)
6783    _LT_COMPILER_C_O($1)
6784    _LT_COMPILER_FILE_LOCKS($1)
6785    _LT_LINKER_SHLIBS($1)
6786    _LT_SYS_DYNAMIC_LINKER($1)
6787    _LT_LINKER_HARDCODE_LIBPATH($1)
6788
6789    _LT_CONFIG($1)
6790  fi # test -n "$compiler"
6791
6792  GCC=$lt_save_GCC
6793  CC="$lt_save_CC"
6794fi # test "$_lt_disable_F77" != yes
6795
6796AC_LANG_POP
6797])# _LT_LANG_F77_CONFIG
6798
6799
6800# _LT_LANG_FC_CONFIG([TAG])
6801# -------------------------
6802# Ensure that the configuration variables for a Fortran compiler are
6803# suitably defined.  These variables are subsequently used by _LT_CONFIG
6804# to write the compiler configuration to `libtool'.
6805m4_defun([_LT_LANG_FC_CONFIG],
6806[AC_LANG_PUSH(Fortran)
6807
6808if test -z "$FC" || test "X$FC" = "Xno"; then
6809  _lt_disable_FC=yes
6810fi
6811
6812_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6813_LT_TAGVAR(allow_undefined_flag, $1)=
6814_LT_TAGVAR(always_export_symbols, $1)=no
6815_LT_TAGVAR(archive_expsym_cmds, $1)=
6816_LT_TAGVAR(export_dynamic_flag_spec, $1)=
6817_LT_TAGVAR(hardcode_direct, $1)=no
6818_LT_TAGVAR(hardcode_direct_absolute, $1)=no
6819_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6820_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6821_LT_TAGVAR(hardcode_libdir_separator, $1)=
6822_LT_TAGVAR(hardcode_minus_L, $1)=no
6823_LT_TAGVAR(hardcode_automatic, $1)=no
6824_LT_TAGVAR(inherit_rpath, $1)=no
6825_LT_TAGVAR(module_cmds, $1)=
6826_LT_TAGVAR(module_expsym_cmds, $1)=
6827_LT_TAGVAR(link_all_deplibs, $1)=unknown
6828_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6829_LT_TAGVAR(reload_flag, $1)=$reload_flag
6830_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6831_LT_TAGVAR(no_undefined_flag, $1)=
6832_LT_TAGVAR(whole_archive_flag_spec, $1)=
6833_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6834
6835# Source file extension for fc test sources.
6836ac_ext=${ac_fc_srcext-f}
6837
6838# Object file extension for compiled fc test sources.
6839objext=o
6840_LT_TAGVAR(objext, $1)=$objext
6841
6842# No sense in running all these tests if we already determined that
6843# the FC compiler isn't working.  Some variables (like enable_shared)
6844# are currently assumed to apply to all compilers on this platform,
6845# and will be corrupted by setting them based on a non-working compiler.
6846if test "$_lt_disable_FC" != yes; then
6847  # Code to be used in simple compile tests
6848  lt_simple_compile_test_code="\
6849      subroutine t
6850      return
6851      end
6852"
6853
6854  # Code to be used in simple link tests
6855  lt_simple_link_test_code="\
6856      program t
6857      end
6858"
6859
6860  # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6861  _LT_TAG_COMPILER
6862
6863  # save warnings/boilerplate of simple test code
6864  _LT_COMPILER_BOILERPLATE
6865  _LT_LINKER_BOILERPLATE
6866
6867  # Allow CC to be a program name with arguments.
6868  lt_save_CC="$CC"
6869  lt_save_GCC=$GCC
6870  CC=${FC-"f95"}
6871  compiler=$CC
6872  GCC=$ac_cv_fc_compiler_gnu
6873
6874  _LT_TAGVAR(compiler, $1)=$CC
6875  _LT_CC_BASENAME([$compiler])
6876
6877  if test -n "$compiler"; then
6878    AC_MSG_CHECKING([if libtool supports shared libraries])
6879    AC_MSG_RESULT([$can_build_shared])
6880
6881    AC_MSG_CHECKING([whether to build shared libraries])
6882    test "$can_build_shared" = "no" && enable_shared=no
6883
6884    # On AIX, shared libraries and static libraries use the same namespace, and
6885    # are all built from PIC.
6886    case $host_os in
6887      aix3*)
6888        test "$enable_shared" = yes && enable_static=no
6889        if test -n "$RANLIB"; then
6890          archive_cmds="$archive_cmds~\$RANLIB \$lib"
6891          postinstall_cmds='$RANLIB $lib'
6892        fi
6893        ;;
6894      aix[[4-9]]*)
6895	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6896	  test "$enable_shared" = yes && enable_static=no
6897	fi
6898        ;;
6899    esac
6900    AC_MSG_RESULT([$enable_shared])
6901
6902    AC_MSG_CHECKING([whether to build static libraries])
6903    # Make sure either enable_shared or enable_static is yes.
6904    test "$enable_shared" = yes || enable_static=yes
6905    AC_MSG_RESULT([$enable_static])
6906
6907    _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
6908    _LT_TAGVAR(LD, $1)="$LD"
6909
6910    ## CAVEAT EMPTOR:
6911    ## There is no encapsulation within the following macros, do not change
6912    ## the running order or otherwise move them around unless you know exactly
6913    ## what you are doing...
6914    _LT_SYS_HIDDEN_LIBDEPS($1)
6915    _LT_COMPILER_PIC($1)
6916    _LT_COMPILER_C_O($1)
6917    _LT_COMPILER_FILE_LOCKS($1)
6918    _LT_LINKER_SHLIBS($1)
6919    _LT_SYS_DYNAMIC_LINKER($1)
6920    _LT_LINKER_HARDCODE_LIBPATH($1)
6921
6922    _LT_CONFIG($1)
6923  fi # test -n "$compiler"
6924
6925  GCC=$lt_save_GCC
6926  CC="$lt_save_CC"
6927fi # test "$_lt_disable_FC" != yes
6928
6929AC_LANG_POP
6930])# _LT_LANG_FC_CONFIG
6931
6932
6933# _LT_LANG_GCJ_CONFIG([TAG])
6934# --------------------------
6935# Ensure that the configuration variables for the GNU Java Compiler compiler
6936# are suitably defined.  These variables are subsequently used by _LT_CONFIG
6937# to write the compiler configuration to `libtool'.
6938m4_defun([_LT_LANG_GCJ_CONFIG],
6939[AC_REQUIRE([LT_PROG_GCJ])dnl
6940AC_LANG_SAVE
6941
6942# Source file extension for Java test sources.
6943ac_ext=java
6944
6945# Object file extension for compiled Java test sources.
6946objext=o
6947_LT_TAGVAR(objext, $1)=$objext
6948
6949# Code to be used in simple compile tests
6950lt_simple_compile_test_code="class foo {}"
6951
6952# Code to be used in simple link tests
6953lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
6954
6955# ltmain only uses $CC for tagged configurations so make sure $CC is set.
6956_LT_TAG_COMPILER
6957
6958# save warnings/boilerplate of simple test code
6959_LT_COMPILER_BOILERPLATE
6960_LT_LINKER_BOILERPLATE
6961
6962# Allow CC to be a program name with arguments.
6963lt_save_CC="$CC"
6964lt_save_GCC=$GCC
6965GCC=yes
6966CC=${GCJ-"gcj"}
6967compiler=$CC
6968_LT_TAGVAR(compiler, $1)=$CC
6969_LT_TAGVAR(LD, $1)="$LD"
6970_LT_CC_BASENAME([$compiler])
6971
6972# GCJ did not exist at the time GCC didn't implicitly link libc in.
6973_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6974
6975_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6976_LT_TAGVAR(reload_flag, $1)=$reload_flag
6977_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
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...
6983if test -n "$compiler"; then
6984  _LT_COMPILER_NO_RTTI($1)
6985  _LT_COMPILER_PIC($1)
6986  _LT_COMPILER_C_O($1)
6987  _LT_COMPILER_FILE_LOCKS($1)
6988  _LT_LINKER_SHLIBS($1)
6989  _LT_LINKER_HARDCODE_LIBPATH($1)
6990
6991  _LT_CONFIG($1)
6992fi
6993
6994AC_LANG_RESTORE
6995
6996GCC=$lt_save_GCC
6997CC="$lt_save_CC"
6998])# _LT_LANG_GCJ_CONFIG
6999
7000
7001# _LT_LANG_RC_CONFIG([TAG])
7002# -------------------------
7003# Ensure that the configuration variables for the Windows resource compiler
7004# are suitably defined.  These variables are subsequently used by _LT_CONFIG
7005# to write the compiler configuration to `libtool'.
7006m4_defun([_LT_LANG_RC_CONFIG],
7007[AC_REQUIRE([LT_PROG_RC])dnl
7008AC_LANG_SAVE
7009
7010# Source file extension for RC test sources.
7011ac_ext=rc
7012
7013# Object file extension for compiled RC test sources.
7014objext=o
7015_LT_TAGVAR(objext, $1)=$objext
7016
7017# Code to be used in simple compile tests
7018lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
7019
7020# Code to be used in simple link tests
7021lt_simple_link_test_code="$lt_simple_compile_test_code"
7022
7023# ltmain only uses $CC for tagged configurations so make sure $CC is set.
7024_LT_TAG_COMPILER
7025
7026# save warnings/boilerplate of simple test code
7027_LT_COMPILER_BOILERPLATE
7028_LT_LINKER_BOILERPLATE
7029
7030# Allow CC to be a program name with arguments.
7031lt_save_CC="$CC"
7032lt_save_GCC=$GCC
7033GCC=
7034CC=${RC-"windres"}
7035compiler=$CC
7036_LT_TAGVAR(compiler, $1)=$CC
7037_LT_CC_BASENAME([$compiler])
7038_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
7039
7040if test -n "$compiler"; then
7041  :
7042  _LT_CONFIG($1)
7043fi
7044
7045GCC=$lt_save_GCC
7046AC_LANG_RESTORE
7047CC="$lt_save_CC"
7048])# _LT_LANG_RC_CONFIG
7049
7050
7051# LT_PROG_GCJ
7052# -----------
7053AC_DEFUN([LT_PROG_GCJ],
7054[m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
7055  [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
7056    [AC_CHECK_TOOL(GCJ, gcj,)
7057      test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
7058      AC_SUBST(GCJFLAGS)])])[]dnl
7059])
7060
7061# Old name:
7062AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
7063dnl aclocal-1.4 backwards compatibility:
7064dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
7065
7066
7067# LT_PROG_RC
7068# ----------
7069AC_DEFUN([LT_PROG_RC],
7070[AC_CHECK_TOOL(RC, windres,)
7071])
7072
7073# Old name:
7074AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7075dnl aclocal-1.4 backwards compatibility:
7076dnl AC_DEFUN([LT_AC_PROG_RC], [])
7077
7078
7079# _LT_DECL_EGREP
7080# --------------
7081# If we don't have a new enough Autoconf to choose the best grep
7082# available, choose the one first in the user's PATH.
7083m4_defun([_LT_DECL_EGREP],
7084[AC_REQUIRE([AC_PROG_EGREP])dnl
7085AC_REQUIRE([AC_PROG_FGREP])dnl
7086test -z "$GREP" && GREP=grep
7087_LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7088_LT_DECL([], [EGREP], [1], [An ERE matcher])
7089_LT_DECL([], [FGREP], [1], [A literal string matcher])
7090dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7091AC_SUBST([GREP])
7092])
7093
7094
7095# _LT_DECL_OBJDUMP
7096# --------------
7097# If we don't have a new enough Autoconf to choose the best objdump
7098# available, choose the one first in the user's PATH.
7099m4_defun([_LT_DECL_OBJDUMP],
7100[AC_CHECK_TOOL(OBJDUMP, objdump, false)
7101test -z "$OBJDUMP" && OBJDUMP=objdump
7102_LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7103AC_SUBST([OBJDUMP])
7104])
7105
7106
7107# _LT_DECL_SED
7108# ------------
7109# Check for a fully-functional sed program, that truncates
7110# as few characters as possible.  Prefer GNU sed if found.
7111m4_defun([_LT_DECL_SED],
7112[AC_PROG_SED
7113test -z "$SED" && SED=sed
7114Xsed="$SED -e 1s/^X//"
7115_LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7116_LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7117    [Sed that helps us avoid accidentally triggering echo(1) options like -n])
7118])# _LT_DECL_SED
7119
7120m4_ifndef([AC_PROG_SED], [
7121############################################################
7122# NOTE: This macro has been submitted for inclusion into   #
7123#  GNU Autoconf as AC_PROG_SED.  When it is available in   #
7124#  a released version of Autoconf we should remove this    #
7125#  macro and use it instead.                               #
7126############################################################
7127
7128m4_defun([AC_PROG_SED],
7129[AC_MSG_CHECKING([for a sed that does not truncate output])
7130AC_CACHE_VAL(lt_cv_path_SED,
7131[# Loop through the user's path and test for sed and gsed.
7132# Then use that list of sed's as ones to test for truncation.
7133as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7134for as_dir in $PATH
7135do
7136  IFS=$as_save_IFS
7137  test -z "$as_dir" && as_dir=.
7138  for lt_ac_prog in sed gsed; do
7139    for ac_exec_ext in '' $ac_executable_extensions; do
7140      if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7141        lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7142      fi
7143    done
7144  done
7145done
7146IFS=$as_save_IFS
7147lt_ac_max=0
7148lt_ac_count=0
7149# Add /usr/xpg4/bin/sed as it is typically found on Solaris
7150# along with /bin/sed that truncates output.
7151for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7152  test ! -f $lt_ac_sed && continue
7153  cat /dev/null > conftest.in
7154  lt_ac_count=0
7155  echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7156  # Check for GNU sed and select it if it is found.
7157  if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
7158    lt_cv_path_SED=$lt_ac_sed
7159    break
7160  fi
7161  while true; do
7162    cat conftest.in conftest.in >conftest.tmp
7163    mv conftest.tmp conftest.in
7164    cp conftest.in conftest.nl
7165    echo >>conftest.nl
7166    $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
7167    cmp -s conftest.out conftest.nl || break
7168    # 10000 chars as input seems more than enough
7169    test $lt_ac_count -gt 10 && break
7170    lt_ac_count=`expr $lt_ac_count + 1`
7171    if test $lt_ac_count -gt $lt_ac_max; then
7172      lt_ac_max=$lt_ac_count
7173      lt_cv_path_SED=$lt_ac_sed
7174    fi
7175  done
7176done
7177])
7178SED=$lt_cv_path_SED
7179AC_SUBST([SED])
7180AC_MSG_RESULT([$SED])
7181])#AC_PROG_SED
7182])#m4_ifndef
7183
7184# Old name:
7185AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7186dnl aclocal-1.4 backwards compatibility:
7187dnl AC_DEFUN([LT_AC_PROG_SED], [])
7188
7189
7190# _LT_CHECK_SHELL_FEATURES
7191# ------------------------
7192# Find out whether the shell is Bourne or XSI compatible,
7193# or has some other useful features.
7194m4_defun([_LT_CHECK_SHELL_FEATURES],
7195[AC_MSG_CHECKING([whether the shell understands some XSI constructs])
7196# Try some XSI features
7197xsi_shell=no
7198( _lt_dummy="a/b/c"
7199  test "${_lt_dummy##*/},${_lt_dummy%/*},"${_lt_dummy%"$_lt_dummy"}, \
7200      = c,a/b,, \
7201    && eval 'test $(( 1 + 1 )) -eq 2 \
7202    && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
7203  && xsi_shell=yes
7204AC_MSG_RESULT([$xsi_shell])
7205_LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
7206
7207AC_MSG_CHECKING([whether the shell understands "+="])
7208lt_shell_append=no
7209( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
7210    >/dev/null 2>&1 \
7211  && lt_shell_append=yes
7212AC_MSG_RESULT([$lt_shell_append])
7213_LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
7214
7215if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
7216  lt_unset=unset
7217else
7218  lt_unset=false
7219fi
7220_LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7221
7222# test EBCDIC or ASCII
7223case `echo X|tr X '\101'` in
7224 A) # ASCII based system
7225    # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7226  lt_SP2NL='tr \040 \012'
7227  lt_NL2SP='tr \015\012 \040\040'
7228  ;;
7229 *) # EBCDIC based system
7230  lt_SP2NL='tr \100 \n'
7231  lt_NL2SP='tr \r\n \100\100'
7232  ;;
7233esac
7234_LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7235_LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7236])# _LT_CHECK_SHELL_FEATURES
7237
7238
7239# _LT_PROG_XSI_SHELLFNS
7240# ---------------------
7241# Bourne and XSI compatible variants of some useful shell functions.
7242m4_defun([_LT_PROG_XSI_SHELLFNS],
7243[case $xsi_shell in
7244  yes)
7245    cat << \_LT_EOF >> "$cfgfile"
7246
7247# func_dirname file append nondir_replacement
7248# Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7249# otherwise set result to NONDIR_REPLACEMENT.
7250func_dirname ()
7251{
7252  case ${1} in
7253    */*) func_dirname_result="${1%/*}${2}" ;;
7254    *  ) func_dirname_result="${3}" ;;
7255  esac
7256}
7257
7258# func_basename file
7259func_basename ()
7260{
7261  func_basename_result="${1##*/}"
7262}
7263
7264# func_dirname_and_basename file append nondir_replacement
7265# perform func_basename and func_dirname in a single function
7266# call:
7267#   dirname:  Compute the dirname of FILE.  If nonempty,
7268#             add APPEND to the result, otherwise set result
7269#             to NONDIR_REPLACEMENT.
7270#             value returned in "$func_dirname_result"
7271#   basename: Compute filename of FILE.
7272#             value retuned in "$func_basename_result"
7273# Implementation must be kept synchronized with func_dirname
7274# and func_basename. For efficiency, we do not delegate to
7275# those functions but instead duplicate the functionality here.
7276func_dirname_and_basename ()
7277{
7278  case ${1} in
7279    */*) func_dirname_result="${1%/*}${2}" ;;
7280    *  ) func_dirname_result="${3}" ;;
7281  esac
7282  func_basename_result="${1##*/}"
7283}
7284
7285# func_stripname prefix suffix name
7286# strip PREFIX and SUFFIX off of NAME.
7287# PREFIX and SUFFIX must not contain globbing or regex special
7288# characters, hashes, percent signs, but SUFFIX may contain a leading
7289# dot (in which case that matches only a dot).
7290func_stripname ()
7291{
7292  # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
7293  # positional parameters, so assign one to ordinary parameter first.
7294  func_stripname_result=${3}
7295  func_stripname_result=${func_stripname_result#"${1}"}
7296  func_stripname_result=${func_stripname_result%"${2}"}
7297}
7298
7299# func_opt_split
7300func_opt_split ()
7301{
7302  func_opt_split_opt=${1%%=*}
7303  func_opt_split_arg=${1#*=}
7304}
7305
7306# func_lo2o object
7307func_lo2o ()
7308{
7309  case ${1} in
7310    *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
7311    *)    func_lo2o_result=${1} ;;
7312  esac
7313}
7314
7315# func_xform libobj-or-source
7316func_xform ()
7317{
7318  func_xform_result=${1%.*}.lo
7319}
7320
7321# func_arith arithmetic-term...
7322func_arith ()
7323{
7324  func_arith_result=$(( $[*] ))
7325}
7326
7327# func_len string
7328# STRING may not start with a hyphen.
7329func_len ()
7330{
7331  func_len_result=${#1}
7332}
7333
7334_LT_EOF
7335    ;;
7336  *) # Bourne compatible functions.
7337    cat << \_LT_EOF >> "$cfgfile"
7338
7339# func_dirname file append nondir_replacement
7340# Compute the dirname of FILE.  If nonempty, add APPEND to the result,
7341# otherwise set result to NONDIR_REPLACEMENT.
7342func_dirname ()
7343{
7344  # Extract subdirectory from the argument.
7345  func_dirname_result=`$ECHO "${1}" | $SED "$dirname"`
7346  if test "X$func_dirname_result" = "X${1}"; then
7347    func_dirname_result="${3}"
7348  else
7349    func_dirname_result="$func_dirname_result${2}"
7350  fi
7351}
7352
7353# func_basename file
7354func_basename ()
7355{
7356  func_basename_result=`$ECHO "${1}" | $SED "$basename"`
7357}
7358
7359dnl func_dirname_and_basename
7360dnl A portable version of this function is already defined in general.m4sh
7361dnl so there is no need for it here.
7362
7363# func_stripname prefix suffix name
7364# strip PREFIX and SUFFIX off of NAME.
7365# PREFIX and SUFFIX must not contain globbing or regex special
7366# characters, hashes, percent signs, but SUFFIX may contain a leading
7367# dot (in which case that matches only a dot).
7368# func_strip_suffix prefix name
7369func_stripname ()
7370{
7371  case ${2} in
7372    .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
7373    *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
7374  esac
7375}
7376
7377# sed scripts:
7378my_sed_long_opt='1s/^\(-[[^=]]*\)=.*/\1/;q'
7379my_sed_long_arg='1s/^-[[^=]]*=//'
7380
7381# func_opt_split
7382func_opt_split ()
7383{
7384  func_opt_split_opt=`$ECHO "${1}" | $SED "$my_sed_long_opt"`
7385  func_opt_split_arg=`$ECHO "${1}" | $SED "$my_sed_long_arg"`
7386}
7387
7388# func_lo2o object
7389func_lo2o ()
7390{
7391  func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"`
7392}
7393
7394# func_xform libobj-or-source
7395func_xform ()
7396{
7397  func_xform_result=`$ECHO "${1}" | $SED 's/\.[[^.]]*$/.lo/'`
7398}
7399
7400# func_arith arithmetic-term...
7401func_arith ()
7402{
7403  func_arith_result=`expr "$[@]"`
7404}
7405
7406# func_len string
7407# STRING may not start with a hyphen.
7408func_len ()
7409{
7410  func_len_result=`expr "$[1]" : ".*" 2>/dev/null || echo $max_cmd_len`
7411}
7412
7413_LT_EOF
7414esac
7415
7416case $lt_shell_append in
7417  yes)
7418    cat << \_LT_EOF >> "$cfgfile"
7419
7420# func_append var value
7421# Append VALUE to the end of shell variable VAR.
7422func_append ()
7423{
7424  eval "$[1]+=\$[2]"
7425}
7426_LT_EOF
7427    ;;
7428  *)
7429    cat << \_LT_EOF >> "$cfgfile"
7430
7431# func_append var value
7432# Append VALUE to the end of shell variable VAR.
7433func_append ()
7434{
7435  eval "$[1]=\$$[1]\$[2]"
7436}
7437
7438_LT_EOF
7439    ;;
7440  esac
7441])
7442