1# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
2## Copyright 1996, 1997, 1998, 1999, 2000, 2001
3## Free Software Foundation, Inc.
4## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
5##
6## This program is free software; you can redistribute it and/or modify
7## it under the terms of the GNU General Public License as published by
8## the Free Software Foundation; either version 2 of the License, or
9## (at your option) any later version.
10##
11## This program is distributed in the hope that it will be useful, but
12## WITHOUT ANY WARRANTY; without even the implied warranty of
13## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14## General Public License for more details.
15##
16## You should have received a copy of the GNU General Public License
17## along with this program; if not, write to the Free Software
18## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19##
20## As a special exception to the GNU General Public License, if you
21## distribute this file as part of a program that contains a
22## configuration script generated by Autoconf, you may include it under
23## the same distribution terms that you use for the rest of that program.
24
25# serial 47 AC_PROG_LIBTOOL
26
27
28# AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED)
29# -----------------------------------------------------------
30# If this macro is not defined by Autoconf, define it here.
31m4_ifdef([AC_PROVIDE_IFELSE],
32         [],
33         [m4_define([AC_PROVIDE_IFELSE],
34	         [m4_ifdef([AC_PROVIDE_$1],
35		           [$2], [$3])])])
36
37
38# AC_PROG_LIBTOOL
39# ---------------
40AC_DEFUN([AC_PROG_LIBTOOL],
41[AC_REQUIRE([_AC_PROG_LIBTOOL])dnl
42dnl If AC_PROG_CXX has already been expanded, run AC_LIBTOOL_CXX
43dnl immediately, otherwise, hook it in at the end of AC_PROG_CXX.
44  AC_PROVIDE_IFELSE([AC_PROG_CXX],
45    [AC_LIBTOOL_CXX],
46    [define([AC_PROG_CXX], defn([AC_PROG_CXX])[AC_LIBTOOL_CXX
47  ])])
48dnl And a similar setup for Fortran 77 support
49  AC_PROVIDE_IFELSE([AC_PROG_F77],
50    [AC_LIBTOOL_F77],
51    [define([AC_PROG_F77], defn([AC_PROG_F77])[AC_LIBTOOL_F77
52])])
53
54dnl Quote A][M_PROG_GCJ so that aclocal doesn't bring it in needlessly.
55dnl If either AC_PROG_GCJ or A][M_PROG_GCJ have already been expanded, run
56dnl AC_LIBTOOL_GCJ immediately, otherwise, hook it in at the end of both.
57  AC_PROVIDE_IFELSE([AC_PROG_GCJ],
58    [AC_LIBTOOL_GCJ],
59    [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
60      [AC_LIBTOOL_GCJ],
61      [AC_PROVIDE_IFELSE([LT_AC_PROG_GCJ],
62	[AC_LIBTOOL_GCJ],
63      [ifdef([AC_PROG_GCJ],
64	     [define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[AC_LIBTOOL_GCJ])])
65       ifdef([A][M_PROG_GCJ],
66	     [define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[AC_LIBTOOL_GCJ])])
67       ifdef([LT_AC_PROG_GCJ],
68	     [define([LT_AC_PROG_GCJ],
69		defn([LT_AC_PROG_GCJ])[AC_LIBTOOL_GCJ])])])])
70])])# AC_PROG_LIBTOOL
71
72
73# _AC_PROG_LIBTOOL
74# ----------------
75AC_DEFUN([_AC_PROG_LIBTOOL],
76[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
77AC_BEFORE([$0],[AC_LIBTOOL_CXX])dnl
78AC_BEFORE([$0],[AC_LIBTOOL_F77])dnl
79AC_BEFORE([$0],[AC_LIBTOOL_GCJ])dnl
80
81# This can be used to rebuild libtool when needed
82LIBTOOL_DEPS="$ac_aux_dir/ltmain.sh"
83
84# Always use our own libtool.
85LIBTOOL='$(SHELL) $(top_builddir)/libtool --silent'
86AC_SUBST(LIBTOOL)dnl
87
88# Prevent multiple expansion
89define([AC_PROG_LIBTOOL], [])
90])# _AC_PROG_LIBTOOL
91
92
93# AC_LIBTOOL_SETUP
94# ----------------
95AC_DEFUN([AC_LIBTOOL_SETUP],
96[AC_PREREQ(2.50)dnl
97AC_REQUIRE([AC_ENABLE_SHARED])dnl
98AC_REQUIRE([AC_ENABLE_STATIC])dnl
99AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
100AC_REQUIRE([AC_CANONICAL_HOST])dnl
101AC_REQUIRE([AC_CANONICAL_BUILD])dnl
102AC_REQUIRE([AC_PROG_CC])dnl
103AC_REQUIRE([AC_PROG_LD])dnl
104AC_REQUIRE([AC_PROG_LD_RELOAD_FLAG])dnl
105AC_REQUIRE([AC_PROG_NM])dnl
106
107AC_REQUIRE([AC_PROG_LN_S])dnl
108AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl
109# Autoconf 2.13's AC_OBJEXT and AC_EXEEXT macros only works for C compilers!
110AC_REQUIRE([AC_OBJEXT])dnl
111AC_REQUIRE([AC_EXEEXT])dnl
112dnl
113
114AC_LIBTOOL_SYS_MAX_CMD_LEN
115AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
116AC_LIBTOOL_OBJDIR
117
118AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
119_LT_AC_PROG_ECHO_BACKSLASH
120
121case $host_os in
122aix3*)
123  # AIX sometimes has problems with the GCC collect2 program.  For some
124  # reason, if we set the COLLECT_NAMES environment variable, the problems
125  # vanish in a puff of smoke.
126  if test "X${COLLECT_NAMES+set}" != Xset; then
127    COLLECT_NAMES=
128    export COLLECT_NAMES
129  fi
130  ;;
131esac
132
133# Sed substitution that helps us do robust quoting.  It backslashifies
134# metacharacters that are still active within double-quoted strings.
135Xsed='sed -e s/^X//'
136[sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g']
137
138# Same as above, but do not quote variable references.
139[double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g']
140
141# Sed substitution to delay expansion of an escaped shell variable in a
142# double_quote_subst'ed string.
143delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
144
145# Sed substitution to avoid accidental globbing in evaled expressions
146no_glob_subst='s/\*/\\\*/g'
147
148# Constants:
149rm="rm -f"
150
151# Global variables:
152default_ofile=libtool
153can_build_shared=yes
154
155# All known linkers require a `.a' archive for static linking (except M$VC,
156# which needs '.lib').
157libext=a
158ltmain="$ac_aux_dir/ltmain.sh"
159ofile="$default_ofile"
160with_gnu_ld="$lt_cv_prog_gnu_ld"
161
162AC_CHECK_TOOL(AR, ar, false)
163AC_CHECK_TOOL(RANLIB, ranlib, :)
164AC_CHECK_TOOL(STRIP, strip, :)
165
166old_CC="$CC"
167old_CFLAGS="$CFLAGS"
168
169# Set sane defaults for various variables
170test -z "$AR" && AR=ar
171test -z "$AR_FLAGS" && AR_FLAGS=cru
172test -z "$AS" && AS=as
173test -z "$CC" && CC=cc
174test -z "$LTCC" && LTCC=$CC
175test -z "$DLLTOOL" && DLLTOOL=dlltool
176test -z "$LD" && LD=ld
177test -z "$LN_S" && LN_S="ln -s"
178test -z "$MAGIC_CMD" && MAGIC_CMD=file
179test -z "$NM" && NM=nm
180test -z "$SED" && SED=sed
181test -z "$OBJDUMP" && OBJDUMP=objdump
182test -z "$RANLIB" && RANLIB=:
183test -z "$STRIP" && STRIP=:
184test -z "$ac_objext" && ac_objext=o
185
186# Determine commands to create old-style static archives.
187old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs'
188old_postinstall_cmds='chmod 644 $oldlib'
189old_postuninstall_cmds=
190
191if test -n "$RANLIB"; then
192  case $host_os in
193  openbsd*)
194    old_postinstall_cmds="\$RANLIB -t \$oldlib~$old_postinstall_cmds"
195    ;;
196  *)
197    old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
198    ;;
199  esac
200  old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
201fi
202
203# Only perform the check for file, if the check method requires it
204case $deplibs_check_method in
205file_magic*)
206  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
207    AC_PATH_MAGIC
208  fi
209  ;;
210esac
211
212AC_PROVIDE_IFELSE([AC_LIBTOOL_DLOPEN], enable_dlopen=yes, enable_dlopen=no)
213AC_PROVIDE_IFELSE([AC_LIBTOOL_WIN32_DLL],
214enable_win32_dll=yes, enable_win32_dll=no)
215
216AC_ARG_ENABLE([libtool-lock],
217    [AC_HELP_STRING([--disable-libtool-lock],
218	[avoid locking (might break parallel builds)])])
219test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
220
221AC_ARG_WITH([pic],
222    [AC_HELP_STRING([--with-pic],
223	[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
224    [pic_mode="$withval"],
225    [pic_mode=default])
226test -z "$pic_mode" && pic_mode=default
227
228# Use C for the default configuration in the libtool script
229tagname=
230AC_LIBTOOL_LANG_C_CONFIG
231_LT_AC_TAGCONFIG
232])# AC_LIBTOOL_SETUP
233
234
235# _LT_AC_SYS_COMPILER
236# -------------------
237AC_DEFUN([_LT_AC_SYS_COMPILER],
238[AC_REQUIRE([AC_PROG_CC])dnl
239
240# If no C compiler was specified, use CC.
241LTCC=${LTCC-"$CC"}
242
243# Allow CC to be a program name with arguments.
244compiler=$CC
245])# _LT_AC_SYS_COMPILER
246
247
248# _LT_AC_SYS_LIBPATH_AIX
249# ----------------------
250# Links a minimal program and checks the executable
251# for the system default hardcoded library path. In most cases,
252# this is /usr/lib:/lib, but when the MPI compilers are used
253# the location of the communication and MPI libs are included too.
254# If we don't find anything, use the default library path according
255# to the aix ld manual.
256AC_DEFUN([_LT_AC_SYS_LIBPATH_AIX],
257[AC_LINK_IFELSE(AC_LANG_PROGRAM,[
258aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
259}'`
260# Check for a 64-bit object if we didn't find anything.
261if test -z "$aix_libpath"; then aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
262}'`; fi],[])
263if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
264])# _LT_AC_SYS_LIBPATH_AIX
265
266
267# _LT_AC_SHELL_INIT(ARG)
268# ----------------------
269AC_DEFUN([_LT_AC_SHELL_INIT],
270[ifdef([AC_DIVERSION_NOTICE],
271	     [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)],
272	 [AC_DIVERT_PUSH(NOTICE)])
273$1
274AC_DIVERT_POP
275])# _LT_AC_SHELL_INIT
276
277
278# _LT_AC_PROG_ECHO_BACKSLASH
279# --------------------------
280# Add some code to the start of the generated configure script which
281# will find an echo command which doesn't interpret backslashes.
282AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH],
283[_LT_AC_SHELL_INIT([
284# Check that we are running under the correct shell.
285SHELL=${CONFIG_SHELL-/bin/sh}
286
287case X$ECHO in
288X*--fallback-echo)
289  # Remove one level of quotation (which was required for Make).
290  ECHO=`echo "$ECHO" | sed 's,\\\\\[$]\\[$]0,'[$]0','`
291  ;;
292esac
293
294echo=${ECHO-echo}
295if test "X[$]1" = X--no-reexec; then
296  # Discard the --no-reexec flag, and continue.
297  shift
298elif test "X[$]1" = X--fallback-echo; then
299  # Avoid inline document here, it may be left over
300  :
301elif test "X`($echo '\t') 2>/dev/null`" = 'X\t' ; then
302  # Yippee, $echo works!
303  :
304else
305  # Restart under the correct shell.
306  exec $SHELL "[$]0" --no-reexec ${1+"[$]@"}
307fi
308
309if test "X[$]1" = X--fallback-echo; then
310  # used as fallback echo
311  shift
312  cat <<EOF
313[$]*
314EOF
315  exit 0
316fi
317
318# The HP-UX ksh and POSIX shell print the target directory to stdout
319# if CDPATH is set.
320if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
321
322if test -z "$ECHO"; then
323if test "X${echo_test_string+set}" != Xset; then
324# find a string as large as possible, as long as the shell can cope with it
325  for cmd in 'sed 50q "[$]0"' 'sed 20q "[$]0"' 'sed 10q "[$]0"' 'sed 2q "[$]0"' 'echo test'; do
326    # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
327    if (echo_test_string="`eval $cmd`") 2>/dev/null &&
328       echo_test_string="`eval $cmd`" &&
329       (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null
330    then
331      break
332    fi
333  done
334fi
335
336if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
337   echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
338   test "X$echo_testing_string" = "X$echo_test_string"; then
339  :
340else
341  # The Solaris, AIX, and Digital Unix default echo programs unquote
342  # backslashes.  This makes it impossible to quote backslashes using
343  #   echo "$something" | sed 's/\\/\\\\/g'
344  #
345  # So, first we look for a working echo in the user's PATH.
346
347  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
348  for dir in $PATH /usr/ucb; do
349    IFS="$lt_save_ifs"
350    if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
351       test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
352       echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` &&
353       test "X$echo_testing_string" = "X$echo_test_string"; then
354      echo="$dir/echo"
355      break
356    fi
357  done
358  IFS="$lt_save_ifs"
359
360  if test "X$echo" = Xecho; then
361    # We didn't find a better echo, so look for alternatives.
362    if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
363       echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` &&
364       test "X$echo_testing_string" = "X$echo_test_string"; then
365      # This shell has a builtin print -r that does the trick.
366      echo='print -r'
367    elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
368	 test "X$CONFIG_SHELL" != X/bin/ksh; then
369      # If we have ksh, try running configure again with it.
370      ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
371      export ORIGINAL_CONFIG_SHELL
372      CONFIG_SHELL=/bin/ksh
373      export CONFIG_SHELL
374      exec $CONFIG_SHELL "[$]0" --no-reexec ${1+"[$]@"}
375    else
376      # Try using printf.
377      echo='printf %s\n'
378      if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
379	 echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
380	 test "X$echo_testing_string" = "X$echo_test_string"; then
381	# Cool, printf works
382	:
383      elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
384	   test "X$echo_testing_string" = 'X\t' &&
385	   echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
386	   test "X$echo_testing_string" = "X$echo_test_string"; then
387	CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL
388	export CONFIG_SHELL
389	SHELL="$CONFIG_SHELL"
390	export SHELL
391	echo="$CONFIG_SHELL [$]0 --fallback-echo"
392      elif echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
393	   test "X$echo_testing_string" = 'X\t' &&
394	   echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
395	   test "X$echo_testing_string" = "X$echo_test_string"; then
396	echo="$CONFIG_SHELL [$]0 --fallback-echo"
397      else
398	# maybe with a smaller string...
399	prev=:
400
401	for cmd in 'echo test' 'sed 2q "[$]0"' 'sed 10q "[$]0"' 'sed 20q "[$]0"' 'sed 50q "[$]0"'; do
402	  if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null
403	  then
404	    break
405	  fi
406	  prev="$cmd"
407	done
408
409	if test "$prev" != 'sed 50q "[$]0"'; then
410	  echo_test_string=`eval $prev`
411	  export echo_test_string
412	  exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "[$]0" ${1+"[$]@"}
413	else
414	  # Oops.  We lost completely, so just stick with echo.
415	  echo=echo
416	fi
417      fi
418    fi
419  fi
420fi
421fi
422
423# Copy echo and quote the copy suitably for passing to libtool from
424# the Makefile, instead of quoting the original, which is used later.
425ECHO=$echo
426if test "X$ECHO" = "X$CONFIG_SHELL [$]0 --fallback-echo"; then
427   ECHO="$CONFIG_SHELL \\\$\[$]0 --fallback-echo"
428fi
429
430AC_SUBST(ECHO)
431])])# _LT_AC_PROG_ECHO_BACKSLASH
432
433
434# _LT_AC_LOCK
435# -----------
436AC_DEFUN([_LT_AC_LOCK],
437[AC_ARG_ENABLE([libtool-lock],
438    [AC_HELP_STRING([--disable-libtool-lock],
439	[avoid locking (might break parallel builds)])])
440test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
441
442# Some flags need to be propagated to the compiler or linker for good
443# libtool support.
444case $host in
445ia64-*-hpux*)
446  # Find out which ABI we are using.
447  echo 'int i;' > conftest.$ac_ext
448  if AC_TRY_EVAL(ac_compile); then
449    case `/usr/bin/file conftest.$ac_objext` in
450    *ELF-32*)
451      HPUX_IA64_MODE="32"
452      ;;
453    *ELF-64*)
454      HPUX_IA64_MODE="64"
455      ;;
456    esac
457  fi
458  rm -rf conftest*
459  ;;
460*-*-irix6*)
461  # Find out which ABI we are using.
462  echo '[#]line __oline__ "configure"' > conftest.$ac_ext
463  if AC_TRY_EVAL(ac_compile); then
464   if test "$lt_cv_prog_gnu_ld" = yes; then
465    case `/usr/bin/file conftest.$ac_objext` in
466    *32-bit*)
467      LD="${LD-ld} -melf32bsmip"
468      ;;
469    *N32*)
470      LD="${LD-ld} -melf32bmipn32"
471      ;;
472    *64-bit*)
473      LD="${LD-ld} -melf64bmip"
474      ;;
475    esac
476   else
477    case `/usr/bin/file conftest.$ac_objext` in
478    *32-bit*)
479      LD="${LD-ld} -32"
480      ;;
481    *N32*)
482      LD="${LD-ld} -n32"
483      ;;
484    *64-bit*)
485      LD="${LD-ld} -64"
486      ;;
487    esac
488   fi
489  fi
490  rm -rf conftest*
491  ;;
492
493x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
494  # Find out which ABI we are using.
495  echo 'int i;' > conftest.$ac_ext
496  if AC_TRY_EVAL(ac_compile); then
497    case "`/usr/bin/file conftest.o`" in
498    *32-bit*)
499      LINUX_64_MODE="32"
500      case $host in
501        x86_64-*linux*)
502          LD="${LD-ld} -m elf_i386"
503          ;;
504        ppc64-*linux*)
505          LD="${LD-ld} -m elf32ppclinux"
506          ;;
507        s390x-*linux*)
508          LD="${LD-ld} -m elf_s390"
509          ;;
510        sparc64-*linux*)
511          LD="${LD-ld} -m elf32_sparc"
512          ;;
513      esac
514      ;;
515    *64-bit*)
516      LINUX_64_MODE="64"
517      case $host in
518        x86_64-*linux*)
519          LD="${LD-ld} -m elf_x86_64"
520          ;;
521        ppc*-*linux*|powerpc*-*linux*)
522          LD="${LD-ld} -m elf64ppc"
523          ;;
524        s390*-*linux*)
525          LD="${LD-ld} -m elf64_s390"
526          ;;
527        sparc*-*linux*)
528          LD="${LD-ld} -m elf64_sparc"
529          ;;
530      esac
531      ;;
532    esac
533  fi
534  rm -rf conftest*
535  ;;
536
537*-*-sco3.2v5*)
538  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
539  SAVE_CFLAGS="$CFLAGS"
540  CFLAGS="$CFLAGS -belf"
541  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
542    [AC_LANG_PUSH(C)
543     AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
544     AC_LANG_POP])
545  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
546    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
547    CFLAGS="$SAVE_CFLAGS"
548  fi
549  ;;
550AC_PROVIDE_IFELSE([AC_LIBTOOL_WIN32_DLL],
551[*-*-cygwin* | *-*-mingw* | *-*-pw32*)
552  AC_CHECK_TOOL(DLLTOOL, dlltool, false)
553  AC_CHECK_TOOL(AS, as, false)
554  AC_CHECK_TOOL(OBJDUMP, objdump, false)
555  ;;
556  ])
557esac
558
559need_locks="$enable_libtool_lock"
560
561])# _LT_AC_LOCK
562
563
564# AC_LIBTOOL_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
565#		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
566# ----------------------------------------------------------------
567# Check whether the given compiler option works
568AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION],
569[AC_REQUIRE([LT_AC_PROG_SED])
570AC_CACHE_CHECK([$1], [$2],
571  [$2=no
572  ifelse([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
573   printf "$lt_simple_compile_test_code" > conftest.$ac_ext
574   lt_compiler_flag="$3"
575   # Insert the option either (1) after the last *FLAGS variable, or
576   # (2) before a word containing "conftest.", or (3) at the end.
577   # Note that $ac_compile itself does not contain backslashes and begins
578   # with a dollar sign (not a hyphen), so the echo should work correctly.
579   # The option is referenced via a variable to avoid confusing sed.
580   lt_compile=`echo "$ac_compile" | $SED \
581   -e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
582   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
583   -e 's:$: $lt_compiler_flag:'`
584   (eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
585   (eval "$lt_compile" 2>conftest.err)
586   ac_status=$?
587   cat conftest.err >&AS_MESSAGE_LOG_FD
588   echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
589   if (exit $ac_status) && test -s "$ac_outfile"; then
590     # The compiler can only warn and ignore the option if not recognized
591     # So say no if there are warnings
592     if test ! -s conftest.err; then
593       $2=yes
594     fi
595   fi
596   $rm conftest*
597])
598
599if test x"[$]$2" = xyes; then
600    ifelse([$5], , :, [$5])
601else
602    ifelse([$6], , :, [$6])
603fi
604])# AC_LIBTOOL_COMPILER_OPTION
605
606
607# AC_LIBTOOL_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
608#                          [ACTION-SUCCESS], [ACTION-FAILURE])
609# ------------------------------------------------------------
610# Check whether the given compiler option works
611AC_DEFUN([AC_LIBTOOL_LINKER_OPTION],
612[AC_CACHE_CHECK([$1], [$2],
613  [$2=no
614   save_LDFLAGS="$LDFLAGS"
615   LDFLAGS="$LDFLAGS $3"
616   printf "$lt_simple_link_test_code" > conftest.$ac_ext
617   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
618     # The compiler can only warn and ignore the option if not recognized
619     # So say no if there are warnings
620     if test -s conftest.err; then
621       # Append any errors to the config.log.
622       cat conftest.err 1>&AS_MESSAGE_LOG_FD
623     else
624       $2=yes
625     fi
626   fi
627   $rm conftest*
628   LDFLAGS="$save_LDFLAGS"
629])
630
631if test x"[$]$2" = xyes; then
632    ifelse([$4], , :, [$4])
633else
634    ifelse([$5], , :, [$5])
635fi
636])# AC_LIBTOOL_LINKER_OPTION
637
638
639# AC_LIBTOOL_SYS_MAX_CMD_LEN
640# --------------------------
641AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN],
642[# find the maximum length of command line arguments
643AC_MSG_CHECKING([the maximum length of command line arguments])
644AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
645  i=0
646  testring="ABCD"
647
648  case $build_os in
649  msdosdjgpp*)
650    # On DJGPP, this test can blow up pretty badly due to problems in libc
651    # (any single argument exceeding 2000 bytes causes a buffer overrun
652    # during glob expansion).  Even if it were fixed, the result of this
653    # check would be larger than it should be.
654    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
655    ;;
656
657  gnu*)
658    # Under GNU Hurd, this test is not required because there is
659    # no limit to the length of command line arguments.
660    # Libtool will interpret -1 as no limit whatsoever
661    lt_cv_sys_max_cmd_len=-1;
662    ;;
663
664  cygwin* | mingw*)
665    # On Win9x/ME, this test blows up -- it succeeds, but takes
666    # about 5 minutes as the teststring grows exponentially.
667    # Worse, since 9x/ME are not pre-emptively multitasking,
668    # you end up with a "frozen" computer, even though with patience
669    # the test eventually succeeds (with a max line length of 256k).
670    # Instead, let's just punt: use the minimum linelength reported by
671    # all of the supported platforms: 8192 (on NT/2K/XP).
672    lt_cv_sys_max_cmd_len=8192;
673    ;;
674
675 *)
676    # If test is not a shell built-in, we'll probably end up computing a
677    # maximum length that is only half of the actual maximum length, but
678    # we can't tell.
679    while (test "X"`$CONFIG_SHELL [$]0 --fallback-echo "X$testring" 2>/dev/null` \
680	       = "XX$testring") >/dev/null 2>&1 &&
681	    new_result=`expr "X$testring" : ".*" 2>&1` &&
682	    lt_cv_sys_max_cmd_len=$new_result &&
683	    test $i != 17 # 1/2 MB should be enough
684    do
685      i=`expr $i + 1`
686      testring=$testring$testring
687    done
688    testring=
689    # Add a significant safety factor because C++ compilers can tack on massive
690    # amounts of additional arguments before passing them to the linker.
691    # It appears as though 1/2 is a usable value.
692    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
693    ;;
694  esac
695])
696if test -n $lt_cv_sys_max_cmd_len ; then
697  AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
698else
699  AC_MSG_RESULT(none)
700fi
701])# AC_LIBTOOL_SYS_MAX_CMD_LEN
702
703
704# _LT_AC_CHECK_DLFCN
705# --------------------
706AC_DEFUN([_LT_AC_CHECK_DLFCN],
707[AC_CHECK_HEADERS(dlfcn.h)dnl
708])# _LT_AC_CHECK_DLFCN
709
710
711# _LT_AC_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
712#                           ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
713# ------------------------------------------------------------------
714AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF],
715[AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
716if test "$cross_compiling" = yes; then :
717  [$4]
718else
719  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
720  lt_status=$lt_dlunknown
721  cat > conftest.$ac_ext <<EOF
722[#line __oline__ "configure"
723#include "confdefs.h"
724
725#if HAVE_DLFCN_H
726#include <dlfcn.h>
727#endif
728
729#include <stdio.h>
730
731#ifdef RTLD_GLOBAL
732#  define LT_DLGLOBAL		RTLD_GLOBAL
733#else
734#  ifdef DL_GLOBAL
735#    define LT_DLGLOBAL		DL_GLOBAL
736#  else
737#    define LT_DLGLOBAL		0
738#  endif
739#endif
740
741/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
742   find out it does not work in some platform. */
743#ifndef LT_DLLAZY_OR_NOW
744#  ifdef RTLD_LAZY
745#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
746#  else
747#    ifdef DL_LAZY
748#      define LT_DLLAZY_OR_NOW		DL_LAZY
749#    else
750#      ifdef RTLD_NOW
751#        define LT_DLLAZY_OR_NOW	RTLD_NOW
752#      else
753#        ifdef DL_NOW
754#          define LT_DLLAZY_OR_NOW	DL_NOW
755#        else
756#          define LT_DLLAZY_OR_NOW	0
757#        endif
758#      endif
759#    endif
760#  endif
761#endif
762
763#ifdef __cplusplus
764extern "C" void exit (int);
765#endif
766
767void fnord() { int i=42;}
768int main ()
769{
770  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
771  int status = $lt_dlunknown;
772
773  if (self)
774    {
775      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
776      else if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore;
777      /* dlclose (self); */
778    }
779
780    exit (status);
781}]
782EOF
783  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
784    (./conftest; exit; ) 2>/dev/null
785    lt_status=$?
786    case x$lt_status in
787      x$lt_dlno_uscore) $1 ;;
788      x$lt_dlneed_uscore) $2 ;;
789      x$lt_unknown|x*) $3 ;;
790    esac
791  else :
792    # compilation failed
793    $3
794  fi
795fi
796rm -fr conftest*
797])# _LT_AC_TRY_DLOPEN_SELF
798
799
800# AC_LIBTOOL_DLOPEN_SELF
801# -------------------
802AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF],
803[AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
804if test "x$enable_dlopen" != xyes; then
805  enable_dlopen=unknown
806  enable_dlopen_self=unknown
807  enable_dlopen_self_static=unknown
808else
809  lt_cv_dlopen=no
810  lt_cv_dlopen_libs=
811
812  case $host_os in
813  beos*)
814    lt_cv_dlopen="load_add_on"
815    lt_cv_dlopen_libs=
816    lt_cv_dlopen_self=yes
817    ;;
818
819  mingw* | pw32*)
820    lt_cv_dlopen="LoadLibrary"
821    lt_cv_dlopen_libs=
822   ;;
823
824  cygwin*)
825    lt_cv_dlopen="dlopen"
826    lt_cv_dlopen_libs=
827   ;;
828
829  darwin*)
830  # if libdl is installed we need to link against it
831    AC_CHECK_LIB([dl], [dlopen],
832		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
833    lt_cv_dlopen="dyld"
834    lt_cv_dlopen_libs=
835    lt_cv_dlopen_self=yes
836    ])
837   ;;
838
839  *)
840    AC_CHECK_FUNC([shl_load],
841	  [lt_cv_dlopen="shl_load"],
842      [AC_CHECK_LIB([dld], [shl_load],
843	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-dld"],
844	[AC_CHECK_FUNC([dlopen],
845	      [lt_cv_dlopen="dlopen"],
846	  [AC_CHECK_LIB([dl], [dlopen],
847		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
848	    [AC_CHECK_LIB([svld], [dlopen],
849		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
850	      [AC_CHECK_LIB([dld], [dld_link],
851		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-dld"])
852	      ])
853	    ])
854	  ])
855	])
856      ])
857    ;;
858  esac
859
860  if test "x$lt_cv_dlopen" != xno; then
861    enable_dlopen=yes
862  else
863    enable_dlopen=no
864  fi
865
866  case $lt_cv_dlopen in
867  dlopen)
868    save_CPPFLAGS="$CPPFLAGS"
869    test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
870
871    save_LDFLAGS="$LDFLAGS"
872    eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
873
874    save_LIBS="$LIBS"
875    LIBS="$lt_cv_dlopen_libs $LIBS"
876
877    AC_CACHE_CHECK([whether a program can dlopen itself],
878	  lt_cv_dlopen_self, [dnl
879	  _LT_AC_TRY_DLOPEN_SELF(
880	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
881	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
882    ])
883
884    if test "x$lt_cv_dlopen_self" = xyes; then
885      LDFLAGS="$LDFLAGS $link_static_flag"
886      AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
887    	  lt_cv_dlopen_self_static, [dnl
888	  _LT_AC_TRY_DLOPEN_SELF(
889	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
890	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
891      ])
892    fi
893
894    CPPFLAGS="$save_CPPFLAGS"
895    LDFLAGS="$save_LDFLAGS"
896    LIBS="$save_LIBS"
897    ;;
898  esac
899
900  case $lt_cv_dlopen_self in
901  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
902  *) enable_dlopen_self=unknown ;;
903  esac
904
905  case $lt_cv_dlopen_self_static in
906  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
907  *) enable_dlopen_self_static=unknown ;;
908  esac
909fi
910])# AC_LIBTOOL_DLOPEN_SELF
911
912
913# AC_LIBTOOL_PROG_CC_C_O([TAGNAME])
914# ---------------------------------
915# Check to see if options -c and -o are simultaneously supported by compiler
916AC_DEFUN([AC_LIBTOOL_PROG_CC_C_O],
917[AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
918AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
919  [_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
920  [_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
921   $rm -r conftest 2>/dev/null
922   mkdir conftest
923   cd conftest
924   mkdir out
925   printf "$lt_simple_compile_test_code" > conftest.$ac_ext
926
927   # According to Tom Tromey, Ian Lance Taylor reported there are C compilers
928   # that will create temporary files in the current directory regardless of
929   # the output directory.  Thus, making CWD read-only will cause this test
930   # to fail, enabling locking or at least warning the user not to do parallel
931   # builds.
932   chmod -w .
933
934   lt_compiler_flag="-o out/conftest2.$ac_objext"
935   # Insert the option either (1) after the last *FLAGS variable, or
936   # (2) before a word containing "conftest.", or (3) at the end.
937   # Note that $ac_compile itself does not contain backslashes and begins
938   # with a dollar sign (not a hyphen), so the echo should work correctly.
939   lt_compile=`echo "$ac_compile" | $SED \
940   -e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
941   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
942   -e 's:$: $lt_compiler_flag:'`
943   (eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
944   (eval "$lt_compile" 2>out/conftest.err)
945   ac_status=$?
946   cat out/conftest.err >&AS_MESSAGE_LOG_FD
947   echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
948   if (exit $ac_status) && test -s out/conftest2.$ac_objext
949   then
950     # The compiler can only warn and ignore the option if not recognized
951     # So say no if there are warnings
952     if test ! -s out/conftest.err; then
953       _LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
954     fi
955   fi
956   chmod u+w .
957   $rm conftest* out/*
958   rmdir out
959   cd ..
960   rmdir conftest
961   $rm conftest*
962])
963])# AC_LIBTOOL_PROG_CC_C_O
964
965
966# AC_LIBTOOL_SYS_HARD_LINK_LOCKS([TAGNAME])
967# -----------------------------------------
968# Check to see if we can do hard links to lock some files if needed
969AC_DEFUN([AC_LIBTOOL_SYS_HARD_LINK_LOCKS],
970[AC_REQUIRE([_LT_AC_LOCK])dnl
971
972hard_links="nottested"
973if test "$_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
974  # do not overwrite the value of need_locks provided by the user
975  AC_MSG_CHECKING([if we can lock with hard links])
976  hard_links=yes
977  $rm conftest*
978  ln conftest.a conftest.b 2>/dev/null && hard_links=no
979  touch conftest.a
980  ln conftest.a conftest.b 2>&5 || hard_links=no
981  ln conftest.a conftest.b 2>/dev/null && hard_links=no
982  AC_MSG_RESULT([$hard_links])
983  if test "$hard_links" = no; then
984    AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
985    need_locks=warn
986  fi
987else
988  need_locks=no
989fi
990])# AC_LIBTOOL_SYS_HARD_LINK_LOCKS
991
992
993# AC_LIBTOOL_OBJDIR
994# -----------------
995AC_DEFUN([AC_LIBTOOL_OBJDIR],
996[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
997[rm -f .libs 2>/dev/null
998mkdir .libs 2>/dev/null
999if test -d .libs; then
1000  lt_cv_objdir=.libs
1001else
1002  # MS-DOS does not allow filenames that begin with a dot.
1003  lt_cv_objdir=_libs
1004fi
1005rmdir .libs 2>/dev/null])
1006objdir=$lt_cv_objdir
1007])# AC_LIBTOOL_OBJDIR
1008
1009
1010# AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH([TAGNAME])
1011# ----------------------------------------------
1012# Check hardcoding attributes.
1013AC_DEFUN([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH],
1014[AC_MSG_CHECKING([how to hardcode library paths into programs])
1015_LT_AC_TAGVAR(hardcode_action, $1)=
1016if test -n "$_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)" || \
1017   test -n "$_LT_AC_TAGVAR(runpath_var $1)" || \
1018   test "X$_LT_AC_TAGVAR(hardcode_automatic, $1)"="Xyes" ; then
1019
1020  # We can hardcode non-existant directories.
1021  if test "$_LT_AC_TAGVAR(hardcode_direct, $1)" != no &&
1022     # If the only mechanism to avoid hardcoding is shlibpath_var, we
1023     # have to relink, otherwise we might link with an installed library
1024     # when we should be linking with a yet-to-be-installed one
1025     ## test "$_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
1026     test "$_LT_AC_TAGVAR(hardcode_minus_L, $1)" != no; then
1027    # Linking always hardcodes the temporary library directory.
1028    _LT_AC_TAGVAR(hardcode_action, $1)=relink
1029  else
1030    # We can link without hardcoding, and we can hardcode nonexisting dirs.
1031    _LT_AC_TAGVAR(hardcode_action, $1)=immediate
1032  fi
1033else
1034  # We cannot hardcode anything, or else we can only hardcode existing
1035  # directories.
1036  _LT_AC_TAGVAR(hardcode_action, $1)=unsupported
1037fi
1038AC_MSG_RESULT([$_LT_AC_TAGVAR(hardcode_action, $1)])
1039
1040if test "$_LT_AC_TAGVAR(hardcode_action, $1)" = relink; then
1041  # Fast installation is not supported
1042  enable_fast_install=no
1043elif test "$shlibpath_overrides_runpath" = yes ||
1044     test "$enable_shared" = no; then
1045  # Fast installation is not necessary
1046  enable_fast_install=needless
1047fi
1048])# AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH
1049
1050
1051# AC_LIBTOOL_SYS_LIB_STRIP
1052# ------------------------
1053AC_DEFUN([AC_LIBTOOL_SYS_LIB_STRIP],
1054[striplib=
1055old_striplib=
1056AC_MSG_CHECKING([whether stripping libraries is possible])
1057if test -n "$STRIP" && $STRIP -V 2>&1 | grep "GNU strip" >/dev/null; then
1058  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
1059  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
1060  AC_MSG_RESULT([yes])
1061else
1062# FIXME - insert some real tests, host_os isn't really good enough
1063  case $host_os in
1064   darwin*)
1065       if test -n "$STRIP" ; then
1066         striplib="$STRIP -x"
1067         AC_MSG_RESULT([yes])
1068       else
1069  AC_MSG_RESULT([no])
1070fi
1071       ;;
1072   *)
1073  AC_MSG_RESULT([no])
1074    ;;
1075  esac
1076fi
1077])# AC_LIBTOOL_SYS_LIB_STRIP
1078
1079
1080# AC_LIBTOOL_SYS_DYNAMIC_LINKER
1081# -----------------------------
1082# PORTME Fill in your ld.so characteristics
1083AC_DEFUN([AC_LIBTOOL_SYS_DYNAMIC_LINKER],
1084[AC_MSG_CHECKING([dynamic linker characteristics])
1085library_names_spec=
1086libname_spec='lib$name'
1087soname_spec=
1088shrext=".so"
1089postinstall_cmds=
1090postuninstall_cmds=
1091finish_cmds=
1092finish_eval=
1093shlibpath_var=
1094shlibpath_overrides_runpath=unknown
1095version_type=none
1096dynamic_linker="$host_os ld.so"
1097sys_lib_dlsearch_path_spec="/lib /usr/lib"
1098sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
1099need_lib_prefix=unknown
1100hardcode_into_libs=no
1101
1102# when you set need_version to no, make sure it does not cause -set_version
1103# flags to be left without arguments
1104need_version=unknown
1105
1106case $host_os in
1107aix3*)
1108  version_type=linux
1109  library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
1110  shlibpath_var=LIBPATH
1111
1112  # AIX 3 has no versioning support, so we append a major version to the name.
1113  soname_spec='${libname}${release}${shared_ext}$major'
1114  ;;
1115
1116aix4* | aix5*)
1117  version_type=linux
1118  need_lib_prefix=no
1119  need_version=no
1120  hardcode_into_libs=yes
1121  if test "$host_cpu" = ia64; then
1122    # AIX 5 supports IA64
1123    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
1124    shlibpath_var=LD_LIBRARY_PATH
1125  else
1126    # With GCC up to 2.95.x, collect2 would create an import file
1127    # for dependence libraries.  The import file would start with
1128    # the line `#! .'.  This would cause the generated library to
1129    # depend on `.', always an invalid library.  This was fixed in
1130    # development snapshots of GCC prior to 3.0.
1131    case $host_os in
1132      aix4 | aix4.[[01]] | aix4.[[01]].*)
1133      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
1134	   echo ' yes '
1135	   echo '#endif'; } | ${CC} -E - | grep yes > /dev/null; then
1136	:
1137      else
1138	can_build_shared=no
1139      fi
1140      ;;
1141    esac
1142    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
1143    # soname into executable. Probably we can add versioning support to
1144    # collect2, so additional links can be useful in future.
1145    if test "$aix_use_runtimelinking" = yes; then
1146      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
1147      # instead of lib<name>.a to let people know that these are not
1148      # typical AIX shared libraries.
1149      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1150    else
1151      # We preserve .a as extension for shared libraries through AIX4.2
1152      # and later when we are not doing run time linking.
1153      library_names_spec='${libname}${release}.a $libname.a'
1154      soname_spec='${libname}${release}${shared_ext}$major'
1155    fi
1156    shlibpath_var=LIBPATH
1157  fi
1158  ;;
1159
1160amigaos*)
1161  library_names_spec='$libname.ixlibrary $libname.a'
1162  # Create ${libname}_ixlibrary.a entries in /sys/libs.
1163  finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''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 ${libname}_ixlibrary.a) || exit 1; done'
1164  ;;
1165
1166beos*)
1167  library_names_spec='${libname}${shared_ext}'
1168  dynamic_linker="$host_os ld.so"
1169  shlibpath_var=LIBRARY_PATH
1170  ;;
1171
1172bsdi4*)
1173  version_type=linux
1174  need_version=no
1175  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1176  soname_spec='${libname}${release}${shared_ext}$major'
1177  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
1178  shlibpath_var=LD_LIBRARY_PATH
1179  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
1180  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
1181  # the default ld.so.conf also contains /usr/contrib/lib and
1182  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
1183  # libtool to hard-code these into programs
1184  ;;
1185
1186cygwin* | mingw* | pw32*)
1187  version_type=windows
1188  shrext=".dll"
1189  need_version=no
1190  need_lib_prefix=no
1191
1192  case $GCC,$host_os in
1193  yes,cygwin* | yes,mingw* | yes,pw32*)
1194    library_names_spec='$libname.dll.a'
1195    # DLL is installed to $(libdir)/../bin by postinstall_cmds
1196    postinstall_cmds='base_file=`basename \${file}`~
1197      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i;echo \$dlname'\''`~
1198      dldir=$destdir/`dirname \$dlpath`~
1199      test -d \$dldir || mkdir -p \$dldir~
1200      $install_prog $dir/$dlname \$dldir/$dlname'
1201    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
1202      dlpath=$dir/\$dldll~
1203       $rm \$dlpath'
1204    shlibpath_overrides_runpath=yes
1205
1206    case $host_os in
1207    cygwin*)
1208      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
1209      soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
1210      sys_lib_search_path_spec="/usr/lib /lib/w32api /lib /usr/local/lib"
1211      ;;
1212    mingw*)
1213      # MinGW DLLs use traditional 'lib' prefix
1214      soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
1215      sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | $SED -e "s/^libraries://" -e "s,=/,/,g"`
1216      if echo "$sys_lib_search_path_spec" | [grep ';[c-zC-Z]:/' >/dev/null]; then
1217        # It is most probably a Windows format PATH printed by
1218        # mingw gcc, but we are running on Cygwin. Gcc prints its search
1219        # path with ; separators, and with drive letters. We can handle the
1220        # drive letters (cygwin fileutils understands them), so leave them,
1221        # especially as we might pass files found there to a mingw objdump,
1222        # which wouldn't understand a cygwinified path. Ahh.
1223        sys_lib_search_path_spec=`echo "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
1224      else
1225        sys_lib_search_path_spec=`echo "$sys_lib_search_path_spec" | $SED  -e "s/$PATH_SEPARATOR/ /g"`
1226      fi
1227      ;;
1228    pw32*)
1229      # pw32 DLLs use 'pw' prefix rather than 'lib'
1230      library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
1231      ;;
1232    esac
1233    ;;
1234
1235  *)
1236    library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
1237    ;;
1238  esac
1239  dynamic_linker='Win32 ld.exe'
1240  # FIXME: first we should search . and the directory the executable is in
1241  shlibpath_var=PATH
1242  ;;
1243
1244darwin* | rhapsody*)
1245  dynamic_linker="$host_os dyld"
1246  version_type=darwin
1247  need_lib_prefix=no
1248  need_version=no
1249  library_names_spec='${libname}${release}${versuffix}$shared_ext ${libname}${release}${major}$shared_ext ${libname}$shared_ext'
1250  soname_spec='${libname}${release}${major}$shared_ext'
1251  shlibpath_overrides_runpath=yes
1252  shlibpath_var=DYLD_LIBRARY_PATH
1253  shrext='$(test .$module = .yes && echo .so || echo .dylib)'
1254  # Apple's gcc prints 'gcc -print-search-dirs' doesn't operate the same.
1255  if test "$GCC" = yes; then
1256    sys_lib_search_path_spec=`$CC -print-search-dirs | tr "\n" "$PATH_SEPARATOR" | sed -e 's/libraries:/@libraries:/' | tr "@" "\n" | grep "^libraries:" | sed -e "s/^libraries://" -e "s,=/,/,g" -e "s,$PATH_SEPARATOR, ,g" -e "s,.*,& /lib /usr/lib /usr/local/lib,g"`
1257  else
1258    sys_lib_search_path_spec='/lib /usr/lib /usr/local/lib'
1259  fi
1260  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
1261  ;;
1262
1263dgux*)
1264  version_type=linux
1265  need_lib_prefix=no
1266  need_version=no
1267  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
1268  soname_spec='${libname}${release}${shared_ext}$major'
1269  shlibpath_var=LD_LIBRARY_PATH
1270  ;;
1271
1272freebsd1*)
1273  dynamic_linker=no
1274  ;;
1275
1276kfreebsd*-gnu*)
1277  version_type=linux
1278  need_lib_prefix=no
1279  need_version=no
1280  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
1281  soname_spec='${libname}${release}${shared_ext}$major'
1282  shlibpath_var=LD_LIBRARY_PATH
1283  shlibpath_overrides_runpath=no
1284  hardcode_into_libs=yes
1285  dynamic_linker='GNU ld.so'
1286  ;;
1287
1288freebsd*)
1289  objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
1290  version_type=freebsd-$objformat
1291  case $version_type in
1292    freebsd-elf*)
1293      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
1294      need_version=no
1295      need_lib_prefix=no
1296      ;;
1297    freebsd-*)
1298      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
1299      need_version=yes
1300      ;;
1301  esac
1302  shlibpath_var=LD_LIBRARY_PATH
1303  case $host_os in
1304  freebsd2*)
1305    shlibpath_overrides_runpath=yes
1306    ;;
1307  freebsd3.[01]* | freebsdelf3.[01]*)
1308    shlibpath_overrides_runpath=yes
1309    hardcode_into_libs=yes
1310    ;;
1311  *) # from 3.2 on
1312    shlibpath_overrides_runpath=no
1313    hardcode_into_libs=yes
1314    ;;
1315  esac
1316  ;;
1317
1318gnu*)
1319  version_type=linux
1320  need_lib_prefix=no
1321  need_version=no
1322  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
1323  soname_spec='${libname}${release}${shared_ext}$major'
1324  shlibpath_var=LD_LIBRARY_PATH
1325  hardcode_into_libs=yes
1326  ;;
1327
1328hpux9* | hpux10* | hpux11*)
1329  # Give a soname corresponding to the major version so that dld.sl refuses to
1330  # link against other versions.
1331  version_type=sunos
1332  need_lib_prefix=no
1333  need_version=no
1334  case "$host_cpu" in
1335  ia64*)
1336    shrext='.so'
1337    hardcode_into_libs=yes
1338    dynamic_linker="$host_os dld.so"
1339    shlibpath_var=LD_LIBRARY_PATH
1340    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
1341    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1342    soname_spec='${libname}${release}${shared_ext}$major'
1343    if test "X$HPUX_IA64_MODE" = X32; then
1344      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
1345    else
1346      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
1347    fi
1348    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
1349    ;;
1350   hppa*64*)
1351     shrext='.sl'
1352     hardcode_into_libs=yes
1353     dynamic_linker="$host_os dld.sl"
1354     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
1355     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
1356     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1357     soname_spec='${libname}${release}${shared_ext}$major'
1358     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
1359     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
1360     ;;
1361   *)
1362    shrext='.sl'
1363    dynamic_linker="$host_os dld.sl"
1364    shlibpath_var=SHLIB_PATH
1365    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1366    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1367    soname_spec='${libname}${release}${shared_ext}$major'
1368    ;;
1369  esac
1370  # HP-UX runs *really* slowly unless shared libraries are mode 555.
1371  postinstall_cmds='chmod 555 $lib'
1372  ;;
1373
1374irix5* | irix6* | nonstopux*)
1375  case $host_os in
1376    nonstopux*) version_type=nonstopux ;;
1377    *)
1378	if test "$lt_cv_prog_gnu_ld" = yes; then
1379		version_type=linux
1380	else
1381		version_type=irix
1382	fi ;;
1383  esac
1384  need_lib_prefix=no
1385  need_version=no
1386  soname_spec='${libname}${release}${shared_ext}$major'
1387  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
1388  case $host_os in
1389  irix5* | nonstopux*)
1390    libsuff= shlibsuff=
1391    ;;
1392  *)
1393    case $LD in # libtool.m4 will add one of these switches to LD
1394    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
1395      libsuff= shlibsuff= libmagic=32-bit;;
1396    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
1397      libsuff=32 shlibsuff=N32 libmagic=N32;;
1398    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
1399      libsuff=64 shlibsuff=64 libmagic=64-bit;;
1400    *) libsuff= shlibsuff= libmagic=never-match;;
1401    esac
1402    ;;
1403  esac
1404  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1405  shlibpath_overrides_runpath=no
1406  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1407  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1408  hardcode_into_libs=yes
1409  ;;
1410
1411# No shared lib support for Linux oldld, aout, or coff.
1412linux*oldld* | linux*aout* | linux*coff*)
1413  dynamic_linker=no
1414  ;;
1415
1416# This must be Linux ELF.
1417linux*)
1418  version_type=linux
1419  need_lib_prefix=no
1420  need_version=no
1421  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1422  soname_spec='${libname}${release}${shared_ext}$major'
1423  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1424  libsuff=
1425  if test "x$LINUX_64_MODE" = x64; then
1426    # Some platforms are per default 64-bit, so there's no /lib64
1427    if test -d /lib64; then
1428      libsuff=64
1429    fi
1430  fi
1431  shlibpath_var=LD_LIBRARY_PATH
1432  shlibpath_overrides_runpath=no
1433  sys_lib_dlsearch_path_spec="/lib${libsuff} /usr/lib${libsuff}"
1434  sys_lib_search_path_spec="/lib${libsuff} /usr/lib${libsuff} /usr/local/lib${libsuff}"
1435  # This implies no fast_install, which is unacceptable.
1436  # Some rework will be needed to allow for fast_install
1437  # before this can be enabled.
1438  hardcode_into_libs=yes
1439
1440  # We used to test for /lib/ld.so.1 and disable shared libraries on
1441  # powerpc, because MkLinux only supported shared libraries with the
1442  # GNU dynamic linker.  Since this was broken with cross compilers,
1443  # most powerpc-linux boxes support dynamic linking these days and
1444  # people can always --disable-shared, the test was removed, and we
1445  # assume the GNU/Linux dynamic linker is in use.
1446  dynamic_linker='GNU/Linux ld.so'
1447  ;;
1448
1449netbsd*)
1450  version_type=sunos
1451  need_lib_prefix=no
1452  need_version=no
1453  if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1454    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
1455    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1456    dynamic_linker='NetBSD (a.out) ld.so'
1457  else
1458    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} ${libname}${shared_ext}'
1459    soname_spec='${libname}${release}${shared_ext}$major'
1460    dynamic_linker='NetBSD ld.elf_so'
1461  fi
1462  shlibpath_var=LD_LIBRARY_PATH
1463  shlibpath_overrides_runpath=yes
1464  hardcode_into_libs=yes
1465  ;;
1466
1467newsos6)
1468  version_type=linux
1469  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1470  shlibpath_var=LD_LIBRARY_PATH
1471  shlibpath_overrides_runpath=yes
1472  ;;
1473
1474nto-qnx*)
1475  version_type=linux
1476  need_lib_prefix=no
1477  need_version=no
1478  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1479  soname_spec='${libname}${release}${shared_ext}$major'
1480  shlibpath_var=LD_LIBRARY_PATH
1481  shlibpath_overrides_runpath=yes
1482  ;;
1483
1484openbsd*)
1485  version_type=sunos
1486  need_lib_prefix=no
1487  need_version=no
1488  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
1489  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1490  shlibpath_var=LD_LIBRARY_PATH
1491  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
1492    case $host_os in
1493      openbsd2.[[89]] | openbsd2.[[89]].*)
1494	shlibpath_overrides_runpath=no
1495	;;
1496      *)
1497	shlibpath_overrides_runpath=yes
1498	;;
1499      esac
1500  else
1501    shlibpath_overrides_runpath=yes
1502  fi
1503  ;;
1504
1505os2*)
1506  libname_spec='$name'
1507  shrext=".dll"
1508  need_lib_prefix=no
1509  library_names_spec='$libname${shared_ext} $libname.a'
1510  dynamic_linker='OS/2 ld.exe'
1511  shlibpath_var=LIBPATH
1512  ;;
1513
1514osf3* | osf4* | osf5*)
1515  version_type=osf
1516  need_lib_prefix=no
1517  need_version=no
1518  soname_spec='${libname}${release}${shared_ext}$major'
1519  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1520  shlibpath_var=LD_LIBRARY_PATH
1521  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
1522  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
1523  ;;
1524
1525sco3.2v5*)
1526  version_type=osf
1527  soname_spec='${libname}${release}${shared_ext}$major'
1528  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1529  shlibpath_var=LD_LIBRARY_PATH
1530  ;;
1531
1532solaris*)
1533  version_type=linux
1534  need_lib_prefix=no
1535  need_version=no
1536  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1537  soname_spec='${libname}${release}${shared_ext}$major'
1538  shlibpath_var=LD_LIBRARY_PATH
1539  shlibpath_overrides_runpath=yes
1540  hardcode_into_libs=yes
1541  # ldd complains unless libraries are executable
1542  postinstall_cmds='chmod +x $lib'
1543  ;;
1544
1545sunos4*)
1546  version_type=sunos
1547  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
1548  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
1549  shlibpath_var=LD_LIBRARY_PATH
1550  shlibpath_overrides_runpath=yes
1551  if test "$with_gnu_ld" = yes; then
1552    need_lib_prefix=no
1553  fi
1554  need_version=yes
1555  ;;
1556
1557sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
1558  version_type=linux
1559  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1560  soname_spec='${libname}${release}${shared_ext}$major'
1561  shlibpath_var=LD_LIBRARY_PATH
1562  case $host_vendor in
1563    sni)
1564      shlibpath_overrides_runpath=no
1565      need_lib_prefix=no
1566      export_dynamic_flag_spec='${wl}-Blargedynsym'
1567      runpath_var=LD_RUN_PATH
1568      ;;
1569    siemens)
1570      need_lib_prefix=no
1571      ;;
1572    motorola)
1573      need_lib_prefix=no
1574      need_version=no
1575      shlibpath_overrides_runpath=no
1576      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
1577      ;;
1578  esac
1579  ;;
1580
1581sysv4*MP*)
1582  if test -d /usr/nec ;then
1583    version_type=linux
1584    library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
1585    soname_spec='$libname${shared_ext}.$major'
1586    shlibpath_var=LD_LIBRARY_PATH
1587  fi
1588  ;;
1589
1590uts4*)
1591  version_type=linux
1592  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1593  soname_spec='${libname}${release}${shared_ext}$major'
1594  shlibpath_var=LD_LIBRARY_PATH
1595  ;;
1596
1597*)
1598  dynamic_linker=no
1599  ;;
1600esac
1601AC_MSG_RESULT([$dynamic_linker])
1602test "$dynamic_linker" = no && can_build_shared=no
1603])# AC_LIBTOOL_SYS_DYNAMIC_LINKER
1604
1605
1606# _LT_AC_TAGCONFIG
1607# ----------------
1608AC_DEFUN([_LT_AC_TAGCONFIG],
1609[AC_ARG_WITH([tags],
1610    [AC_HELP_STRING([--with-tags@<:@=TAGS@:>@],
1611        [include additional configurations @<:@automatic@:>@])],
1612    [tagnames="$withval"])
1613
1614if test -f "$ltmain" && test -n "$tagnames"; then
1615  if test ! -f "${ofile}"; then
1616    AC_MSG_WARN([output file `$ofile' does not exist])
1617  fi
1618
1619  if test -z "$LTCC"; then
1620    eval "`$SHELL ${ofile} --config | grep '^LTCC='`"
1621    if test -z "$LTCC"; then
1622      AC_MSG_WARN([output file `$ofile' does not look like a libtool script])
1623    else
1624      AC_MSG_WARN([using `LTCC=$LTCC', extracted from `$ofile'])
1625    fi
1626  fi
1627
1628  # Extract list of available tagged configurations in $ofile.
1629  # Note that this assumes the entire list is on one line.
1630  available_tags=`grep "^available_tags=" "${ofile}" | $SED -e 's/available_tags=\(.*$\)/\1/' -e 's/\"//g'`
1631
1632  lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1633  for tagname in $tagnames; do
1634    IFS="$lt_save_ifs"
1635    # Check whether tagname contains only valid characters
1636    case `$echo "X$tagname" | $Xsed -e 's:[[-_ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890,/]]::g'` in
1637    "") ;;
1638    *)  AC_MSG_ERROR([invalid tag name: $tagname])
1639	;;
1640    esac
1641
1642    if grep "^# ### BEGIN LIBTOOL TAG CONFIG: $tagname$" < "${ofile}" > /dev/null
1643    then
1644      AC_MSG_ERROR([tag name \"$tagname\" already exists])
1645    fi
1646
1647    # Update the list of available tags.
1648    if test -n "$tagname"; then
1649      echo appending configuration tag \"$tagname\" to $ofile
1650
1651      case $tagname in
1652      CXX)
1653	if test -n "$CXX" && test "X$CXX" != "Xno"; then
1654	  AC_LIBTOOL_LANG_CXX_CONFIG
1655	else
1656	  tagname=""
1657	fi
1658	;;
1659
1660      F77)
1661	if test -n "$F77" && test "X$F77" != "Xno"; then
1662	  AC_LIBTOOL_LANG_F77_CONFIG
1663	else
1664	  tagname=""
1665	fi
1666	;;
1667
1668      GCJ)
1669	if test -n "$GCJ" && test "X$GCJ" != "Xno"; then
1670	  AC_LIBTOOL_LANG_GCJ_CONFIG
1671	else
1672	  tagname=""
1673	fi
1674	;;
1675
1676      RC)
1677	AC_LIBTOOL_LANG_RC_CONFIG
1678	;;
1679
1680      *)
1681	AC_MSG_ERROR([Unsupported tag name: $tagname])
1682	;;
1683      esac
1684
1685      # Append the new tag name to the list of available tags.
1686      if test -n "$tagname" ; then
1687      available_tags="$available_tags $tagname"
1688    fi
1689    fi
1690  done
1691  IFS="$lt_save_ifs"
1692
1693  # Now substitute the updated list of available tags.
1694  if eval "sed -e 's/^available_tags=.*\$/available_tags=\"$available_tags\"/' \"$ofile\" > \"${ofile}T\""; then
1695    mv "${ofile}T" "$ofile"
1696    chmod +x "$ofile"
1697  else
1698    rm -f "${ofile}T"
1699    AC_MSG_ERROR([unable to update list of available tagged configurations.])
1700  fi
1701fi
1702])# _LT_AC_TAGCONFIG
1703
1704
1705# AC_LIBTOOL_DLOPEN
1706# -----------------
1707# enable checks for dlopen support
1708AC_DEFUN([AC_LIBTOOL_DLOPEN],
1709 [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])
1710])# AC_LIBTOOL_DLOPEN
1711
1712
1713# AC_LIBTOOL_WIN32_DLL
1714# --------------------
1715# declare package support for building win32 dll's
1716AC_DEFUN([AC_LIBTOOL_WIN32_DLL],
1717[AC_BEFORE([$0], [AC_LIBTOOL_SETUP])
1718])# AC_LIBTOOL_WIN32_DLL
1719
1720
1721# AC_ENABLE_SHARED([DEFAULT])
1722# ---------------------------
1723# implement the --enable-shared flag
1724# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
1725AC_DEFUN([AC_ENABLE_SHARED],
1726[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
1727AC_ARG_ENABLE([shared],
1728    [AC_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
1729	[build shared libraries @<:@default=]AC_ENABLE_SHARED_DEFAULT[@:>@])],
1730    [p=${PACKAGE-default}
1731    case $enableval in
1732    yes) enable_shared=yes ;;
1733    no) enable_shared=no ;;
1734    *)
1735      enable_shared=no
1736      # Look at the argument we got.  We use all the common list separators.
1737      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1738      for pkg in $enableval; do
1739	IFS="$lt_save_ifs"
1740	if test "X$pkg" = "X$p"; then
1741	  enable_shared=yes
1742	fi
1743      done
1744      IFS="$lt_save_ifs"
1745      ;;
1746    esac],
1747    [enable_shared=]AC_ENABLE_SHARED_DEFAULT)
1748])# AC_ENABLE_SHARED
1749
1750
1751# AC_DISABLE_SHARED
1752# -----------------
1753#- set the default shared flag to --disable-shared
1754AC_DEFUN([AC_DISABLE_SHARED],
1755[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1756AC_ENABLE_SHARED(no)
1757])# AC_DISABLE_SHARED
1758
1759
1760# AC_ENABLE_STATIC([DEFAULT])
1761# ---------------------------
1762# implement the --enable-static flag
1763# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
1764AC_DEFUN([AC_ENABLE_STATIC],
1765[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
1766AC_ARG_ENABLE([static],
1767    [AC_HELP_STRING([--enable-static@<:@=PKGS@:>@],
1768	[build static libraries @<:@default=]AC_ENABLE_STATIC_DEFAULT[@:>@])],
1769    [p=${PACKAGE-default}
1770    case $enableval in
1771    yes) enable_static=yes ;;
1772    no) enable_static=no ;;
1773    *)
1774     enable_static=no
1775      # Look at the argument we got.  We use all the common list separators.
1776      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1777      for pkg in $enableval; do
1778	IFS="$lt_save_ifs"
1779	if test "X$pkg" = "X$p"; then
1780	  enable_static=yes
1781	fi
1782      done
1783      IFS="$lt_save_ifs"
1784      ;;
1785    esac],
1786    [enable_static=]AC_ENABLE_STATIC_DEFAULT)
1787])# AC_ENABLE_STATIC
1788
1789
1790# AC_DISABLE_STATIC
1791# -----------------
1792# set the default static flag to --disable-static
1793AC_DEFUN([AC_DISABLE_STATIC],
1794[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1795AC_ENABLE_STATIC(no)
1796])# AC_DISABLE_STATIC
1797
1798
1799# AC_ENABLE_FAST_INSTALL([DEFAULT])
1800# ---------------------------------
1801# implement the --enable-fast-install flag
1802# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
1803AC_DEFUN([AC_ENABLE_FAST_INSTALL],
1804[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
1805AC_ARG_ENABLE([fast-install],
1806    [AC_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
1807    [optimize for fast installation @<:@default=]AC_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
1808    [p=${PACKAGE-default}
1809    case $enableval in
1810    yes) enable_fast_install=yes ;;
1811    no) enable_fast_install=no ;;
1812    *)
1813      enable_fast_install=no
1814      # Look at the argument we got.  We use all the common list separators.
1815      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1816      for pkg in $enableval; do
1817	IFS="$lt_save_ifs"
1818	if test "X$pkg" = "X$p"; then
1819	  enable_fast_install=yes
1820	fi
1821      done
1822      IFS="$lt_save_ifs"
1823      ;;
1824    esac],
1825    [enable_fast_install=]AC_ENABLE_FAST_INSTALL_DEFAULT)
1826])# AC_ENABLE_FAST_INSTALL
1827
1828
1829# AC_DISABLE_FAST_INSTALL
1830# -----------------------
1831# set the default to --disable-fast-install
1832AC_DEFUN([AC_DISABLE_FAST_INSTALL],
1833[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1834AC_ENABLE_FAST_INSTALL(no)
1835])# AC_DISABLE_FAST_INSTALL
1836
1837
1838# AC_LIBTOOL_PICMODE([MODE])
1839# --------------------------
1840# implement the --with-pic flag
1841# MODE is either `yes' or `no'.  If omitted, it defaults to `both'.
1842AC_DEFUN([AC_LIBTOOL_PICMODE],
1843[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1844pic_mode=ifelse($#,1,$1,default)
1845])# AC_LIBTOOL_PICMODE
1846
1847
1848# AC_PROG_EGREP
1849# -------------
1850# This is predefined starting with Autoconf 2.54, so this conditional
1851# definition can be removed once we require Autoconf 2.54 or later.
1852m4_ifndef([AC_PROG_EGREP], [AC_DEFUN([AC_PROG_EGREP],
1853[AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
1854   [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
1855    then ac_cv_prog_egrep='grep -E'
1856    else ac_cv_prog_egrep='egrep'
1857    fi])
1858 EGREP=$ac_cv_prog_egrep
1859 AC_SUBST([EGREP])
1860])])
1861
1862
1863# AC_PATH_TOOL_PREFIX
1864# -------------------
1865# find a file program which can recognise shared library
1866AC_DEFUN([AC_PATH_TOOL_PREFIX],
1867[AC_REQUIRE([AC_PROG_EGREP])dnl
1868AC_MSG_CHECKING([for $1])
1869AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
1870[case $MAGIC_CMD in
1871[[\\/*] |  ?:[\\/]*])
1872  lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
1873  ;;
1874*)
1875  lt_save_MAGIC_CMD="$MAGIC_CMD"
1876  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
1877dnl $ac_dummy forces splitting on constant user-supplied paths.
1878dnl POSIX.2 word splitting is done only on the output of word expansions,
1879dnl not every word.  This closes a longstanding sh security hole.
1880  ac_dummy="ifelse([$2], , $PATH, [$2])"
1881  for ac_dir in $ac_dummy; do
1882    IFS="$lt_save_ifs"
1883    test -z "$ac_dir" && ac_dir=.
1884    if test -f $ac_dir/$1; then
1885      lt_cv_path_MAGIC_CMD="$ac_dir/$1"
1886      if test -n "$file_magic_test_file"; then
1887	case $deplibs_check_method in
1888	"file_magic "*)
1889	  file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
1890	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
1891	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
1892	    $EGREP "$file_magic_regex" > /dev/null; then
1893	    :
1894	  else
1895	    cat <<EOF 1>&2
1896
1897*** Warning: the command libtool uses to detect shared libraries,
1898*** $file_magic_cmd, produces output that libtool cannot recognize.
1899*** The result is that libtool may fail to recognize shared libraries
1900*** as such.  This will affect the creation of libtool libraries that
1901*** depend on shared libraries, but programs linked with such libtool
1902*** libraries will work regardless of this problem.  Nevertheless, you
1903*** may want to report the problem to your system manager and/or to
1904*** bug-libtool@gnu.org
1905
1906EOF
1907	  fi ;;
1908	esac
1909      fi
1910      break
1911    fi
1912  done
1913  IFS="$lt_save_ifs"
1914  MAGIC_CMD="$lt_save_MAGIC_CMD"
1915  ;;
1916esac])
1917MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
1918if test -n "$MAGIC_CMD"; then
1919  AC_MSG_RESULT($MAGIC_CMD)
1920else
1921  AC_MSG_RESULT(no)
1922fi
1923])# AC_PATH_TOOL_PREFIX
1924
1925
1926# AC_PATH_MAGIC
1927# -------------
1928# find a file program which can recognise a shared library
1929AC_DEFUN([AC_PATH_MAGIC],
1930[AC_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
1931if test -z "$lt_cv_path_MAGIC_CMD"; then
1932  if test -n "$ac_tool_prefix"; then
1933    AC_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
1934  else
1935    MAGIC_CMD=:
1936  fi
1937fi
1938])# AC_PATH_MAGIC
1939
1940
1941# AC_PROG_LD
1942# ----------
1943# find the pathname to the GNU or non-GNU linker
1944AC_DEFUN([AC_PROG_LD],
1945[AC_ARG_WITH([gnu-ld],
1946    [AC_HELP_STRING([--with-gnu-ld],
1947	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
1948    [test "$withval" = no || with_gnu_ld=yes],
1949    [with_gnu_ld=no])
1950AC_REQUIRE([LT_AC_PROG_SED])dnl
1951AC_REQUIRE([AC_PROG_CC])dnl
1952AC_REQUIRE([AC_CANONICAL_HOST])dnl
1953AC_REQUIRE([AC_CANONICAL_BUILD])dnl
1954ac_prog=ld
1955if test "$GCC" = yes; then
1956  # Check if gcc -print-prog-name=ld gives a path.
1957  AC_MSG_CHECKING([for ld used by $CC])
1958  case $host in
1959  *-*-mingw*)
1960    # gcc leaves a trailing carriage return which upsets mingw
1961    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
1962  *)
1963    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
1964  esac
1965  case $ac_prog in
1966    # Accept absolute paths.
1967    [[\\/]]* | ?:[[\\/]]*)
1968      re_direlt='/[[^/]][[^/]]*/\.\./'
1969      # Canonicalize the pathname of ld
1970      ac_prog=`echo $ac_prog| $SED 's%\\\\%/%g'`
1971      while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
1972	ac_prog=`echo $ac_prog| $SED "s%$re_direlt%/%"`
1973      done
1974      test -z "$LD" && LD="$ac_prog"
1975      ;;
1976  "")
1977    # If it fails, then pretend we aren't using GCC.
1978    ac_prog=ld
1979    ;;
1980  *)
1981    # If it is relative, then search for the first ld in PATH.
1982    with_gnu_ld=unknown
1983    ;;
1984  esac
1985elif test "$with_gnu_ld" = yes; then
1986  AC_MSG_CHECKING([for GNU ld])
1987else
1988  AC_MSG_CHECKING([for non-GNU ld])
1989fi
1990AC_CACHE_VAL(lt_cv_path_LD,
1991[if test -z "$LD"; then
1992  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
1993  for ac_dir in $PATH; do
1994    IFS="$lt_save_ifs"
1995    test -z "$ac_dir" && ac_dir=.
1996    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
1997      lt_cv_path_LD="$ac_dir/$ac_prog"
1998      # Check to see if the program is GNU ld.  I'd rather use --version,
1999      # but apparently some GNU ld's only accept -v.
2000      # Break only if it was the GNU/non-GNU ld that we prefer.
2001      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
2002      *GNU* | *'with BFD'*)
2003	test "$with_gnu_ld" != no && break
2004	;;
2005      *)
2006	test "$with_gnu_ld" != yes && break
2007	;;
2008      esac
2009    fi
2010  done
2011  IFS="$lt_save_ifs"
2012else
2013  lt_cv_path_LD="$LD" # Let the user override the test with a path.
2014fi])
2015LD="$lt_cv_path_LD"
2016if test -n "$LD"; then
2017  AC_MSG_RESULT($LD)
2018else
2019  AC_MSG_RESULT(no)
2020fi
2021test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
2022AC_PROG_LD_GNU
2023])# AC_PROG_LD
2024
2025
2026# AC_PROG_LD_GNU
2027# --------------
2028AC_DEFUN([AC_PROG_LD_GNU],
2029[AC_REQUIRE([AC_PROG_EGREP])dnl
2030AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
2031[# I'd rather use --version here, but apparently some GNU ld's only accept -v.
2032case `$LD -v 2>&1 </dev/null` in
2033*GNU* | *'with BFD'*)
2034  lt_cv_prog_gnu_ld=yes
2035  ;;
2036*)
2037  lt_cv_prog_gnu_ld=no
2038  ;;
2039esac])
2040with_gnu_ld=$lt_cv_prog_gnu_ld
2041])# AC_PROG_LD_GNU
2042
2043
2044# AC_PROG_LD_RELOAD_FLAG
2045# ----------------------
2046# find reload flag for linker
2047#   -- PORTME Some linkers may need a different reload flag.
2048AC_DEFUN([AC_PROG_LD_RELOAD_FLAG],
2049[AC_CACHE_CHECK([for $LD option to reload object files],
2050  lt_cv_ld_reload_flag,
2051  [lt_cv_ld_reload_flag='-r'])
2052reload_flag=$lt_cv_ld_reload_flag
2053case $reload_flag in
2054"" | " "*) ;;
2055*) reload_flag=" $reload_flag" ;;
2056esac
2057reload_cmds='$LD$reload_flag -o $output$reload_objs'
2058])# AC_PROG_LD_RELOAD_FLAG
2059
2060
2061# AC_DEPLIBS_CHECK_METHOD
2062# -----------------------
2063# how to check for library dependencies
2064#  -- PORTME fill in with the dynamic library characteristics
2065AC_DEFUN([AC_DEPLIBS_CHECK_METHOD],
2066[AC_CACHE_CHECK([how to recognise dependent libraries],
2067lt_cv_deplibs_check_method,
2068[lt_cv_file_magic_cmd='$MAGIC_CMD'
2069lt_cv_file_magic_test_file=
2070lt_cv_deplibs_check_method='unknown'
2071# Need to set the preceding variable on all platforms that support
2072# interlibrary dependencies.
2073# 'none' -- dependencies not supported.
2074# `unknown' -- same as none, but documents that we really don't know.
2075# 'pass_all' -- all dependencies passed with no checks.
2076# 'test_compile' -- check by making test program.
2077# 'file_magic [[regex]]' -- check by looking for files in library path
2078# which responds to the $file_magic_cmd with a given extended regex.
2079# If you have `file' or equivalent on your system and you're not sure
2080# whether `pass_all' will *always* work, you probably want this one.
2081
2082case $host_os in
2083aix4* | aix5*)
2084  lt_cv_deplibs_check_method=pass_all
2085  ;;
2086
2087beos*)
2088  lt_cv_deplibs_check_method=pass_all
2089  ;;
2090
2091bsdi4*)
2092  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
2093  lt_cv_file_magic_cmd='/usr/bin/file -L'
2094  lt_cv_file_magic_test_file=/shlib/libc.so
2095  ;;
2096
2097cygwin*)
2098  lt_cv_deplibs_check_method=pass_all
2099  ;;
2100
2101mingw* | pw32*)
2102  # win32_libid is a shell function defined in ltmain.sh
2103  lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
2104  lt_cv_file_magic_cmd='win32_libid'
2105  ;;
2106
2107darwin* | rhapsody*)
2108  # this will be overwritten by pass_all, but leave it in just in case
2109  lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library'
2110  lt_cv_file_magic_cmd='/usr/bin/file -L'
2111  case "$host_os" in
2112  rhapsody* | darwin1.[[012]])
2113    lt_cv_file_magic_test_file=`/System/Library/Frameworks/System.framework/System`
2114    ;;
2115  *) # Darwin 1.3 on
2116    lt_cv_file_magic_test_file='/usr/lib/libSystem.dylib'
2117    ;;
2118  esac
2119  lt_cv_deplibs_check_method=pass_all
2120  ;;
2121
2122freebsd* | kfreebsd*-gnu)
2123  if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
2124    case $host_cpu in
2125    i*86 )
2126      # Not sure whether the presence of OpenBSD here was a mistake.
2127      # Let's accept both of them until this is cleared up.
2128      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD)/i[[3-9]]86 (compact )?demand paged shared library'
2129      lt_cv_file_magic_cmd=/usr/bin/file
2130      lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
2131      ;;
2132    esac
2133  else
2134    lt_cv_deplibs_check_method=pass_all
2135  fi
2136  ;;
2137
2138gnu*)
2139  lt_cv_deplibs_check_method=pass_all
2140  ;;
2141
2142hpux10.20* | hpux11*)
2143  lt_cv_file_magic_cmd=/usr/bin/file
2144  case "$host_cpu" in
2145  ia64*)
2146    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
2147    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
2148    ;;
2149  hppa*64*)
2150    [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF-[0-9][0-9]) shared object file - PA-RISC [0-9].[0-9]']
2151    lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
2152    ;;
2153  *)
2154    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]].[[0-9]]) shared library'
2155    lt_cv_file_magic_test_file=/usr/lib/libc.sl
2156    ;;
2157  esac
2158  ;;
2159
2160irix5* | irix6* | nonstopux*)
2161  case $host_os in
2162  irix5* | nonstopux*)
2163    # this will be overridden with pass_all, but let us keep it just in case
2164    lt_cv_deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
2165    ;;
2166  *)
2167    case $LD in
2168    *-32|*"-32 ") libmagic=32-bit;;
2169    *-n32|*"-n32 ") libmagic=N32;;
2170    *-64|*"-64 ") libmagic=64-bit;;
2171    *) libmagic=never-match;;
2172    esac
2173    # this will be overridden with pass_all, but let us keep it just in case
2174    lt_cv_deplibs_check_method="file_magic ELF ${libmagic} MSB mips-[[1234]] dynamic lib MIPS - version 1"
2175    ;;
2176  esac
2177  lt_cv_file_magic_test_file=`echo /lib${libsuff}/libc.so*`
2178  lt_cv_deplibs_check_method=pass_all
2179  ;;
2180
2181# This must be Linux ELF.
2182linux*)
2183  case $host_cpu in
2184  alpha* | hppa* | i*86 | ia64* | m68* | mips* | powerpc* | sparc* | s390* | sh* | x86_64* )
2185    lt_cv_deplibs_check_method=pass_all ;;
2186  # the debian people say, arm and glibc 2.3.1 works for them with pass_all
2187  arm* )
2188    lt_cv_deplibs_check_method=pass_all ;;
2189  *)
2190    # glibc up to 2.1.1 does not perform some relocations on ARM
2191    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )' ;;
2192  esac
2193  lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
2194  ;;
2195
2196netbsd*)
2197  if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
2198    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
2199  else
2200    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
2201  fi
2202  ;;
2203
2204newos6*)
2205  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
2206  lt_cv_file_magic_cmd=/usr/bin/file
2207  lt_cv_file_magic_test_file=/usr/lib/libnls.so
2208  ;;
2209
2210nto-qnx*)
2211  lt_cv_deplibs_check_method=unknown
2212  ;;
2213
2214openbsd*)
2215  lt_cv_file_magic_cmd=/usr/bin/file
2216  lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
2217  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2218    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB shared object'
2219  else
2220    lt_cv_deplibs_check_method='file_magic OpenBSD.* shared library'
2221  fi
2222  ;;
2223
2224osf3* | osf4* | osf5*)
2225  # this will be overridden with pass_all, but let us keep it just in case
2226  lt_cv_deplibs_check_method='file_magic COFF format alpha shared library'
2227  lt_cv_file_magic_test_file=/shlib/libc.so
2228  lt_cv_deplibs_check_method=pass_all
2229  ;;
2230
2231sco3.2v5*)
2232  lt_cv_deplibs_check_method=pass_all
2233  ;;
2234
2235solaris*)
2236  lt_cv_deplibs_check_method=pass_all
2237  lt_cv_file_magic_test_file=/lib/libc.so
2238  ;;
2239
2240sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
2241  case $host_vendor in
2242  motorola)
2243    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
2244    lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
2245    ;;
2246  ncr)
2247    lt_cv_deplibs_check_method=pass_all
2248    ;;
2249  sequent)
2250    lt_cv_file_magic_cmd='/bin/file'
2251    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
2252    ;;
2253  sni)
2254    lt_cv_file_magic_cmd='/bin/file'
2255    lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
2256    lt_cv_file_magic_test_file=/lib/libc.so
2257    ;;
2258  siemens)
2259    lt_cv_deplibs_check_method=pass_all
2260    ;;
2261  esac
2262  ;;
2263
2264sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[[78]]* | unixware7* | sysv4*uw2*)
2265  lt_cv_deplibs_check_method=pass_all
2266  ;;
2267esac
2268])
2269file_magic_cmd=$lt_cv_file_magic_cmd
2270deplibs_check_method=$lt_cv_deplibs_check_method
2271test -z "$deplibs_check_method" && deplibs_check_method=unknown
2272])# AC_DEPLIBS_CHECK_METHOD
2273
2274
2275# AC_PROG_NM
2276# ----------
2277# find the pathname to a BSD-compatible name lister
2278AC_DEFUN([AC_PROG_NM],
2279[AC_CACHE_CHECK([for BSD-compatible nm], lt_cv_path_NM,
2280[if test -n "$NM"; then
2281  # Let the user override the test.
2282  lt_cv_path_NM="$NM"
2283else
2284  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2285  for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
2286    IFS="$lt_save_ifs"
2287    test -z "$ac_dir" && ac_dir=.
2288    tmp_nm="$ac_dir/${ac_tool_prefix}nm"
2289    if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
2290      # Check to see if the nm accepts a BSD-compat flag.
2291      # Adding the `sed 1q' prevents false positives on HP-UX, which says:
2292      #   nm: unknown option "B" ignored
2293      # Tru64's nm complains that /dev/null is an invalid object file
2294      case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
2295      */dev/null* | *'Invalid file or object type'*)
2296	lt_cv_path_NM="$tmp_nm -B"
2297	break
2298        ;;
2299      *)
2300	case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
2301	*/dev/null*)
2302	  lt_cv_path_NM="$tmp_nm -p"
2303	  break
2304	  ;;
2305	*)
2306	  lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
2307	  continue # so that we can try to find one that supports BSD flags
2308	  ;;
2309	esac
2310      esac
2311    fi
2312  done
2313  IFS="$lt_save_ifs"
2314  test -z "$lt_cv_path_NM" && lt_cv_path_NM=nm
2315fi])
2316NM="$lt_cv_path_NM"
2317])# AC_PROG_NM
2318
2319
2320# AC_CHECK_LIBM
2321# -------------
2322# check for math library
2323AC_DEFUN([AC_CHECK_LIBM],
2324[AC_REQUIRE([AC_CANONICAL_HOST])dnl
2325LIBM=
2326case $host in
2327*-*-beos* | *-*-cygwin* | *-*-pw32* | *-*-darwin*)
2328  # These system don't have libm, or don't need it
2329  ;;
2330*-ncr-sysv4.3*)
2331  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
2332  AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
2333  ;;
2334*)
2335  AC_CHECK_LIB(m, cos, LIBM="-lm")
2336  ;;
2337esac
2338])# AC_CHECK_LIBM
2339
2340
2341# AC_LIBLTDL_CONVENIENCE([DIRECTORY])
2342# -----------------------------------
2343# sets LIBLTDL to the link flags for the libltdl convenience library and
2344# LTDLINCL to the include flags for the libltdl header and adds
2345# --enable-ltdl-convenience to the configure arguments.  Note that LIBLTDL
2346# and LTDLINCL are not AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called.  If
2347# DIRECTORY is not provided, it is assumed to be `libltdl'.  LIBLTDL will
2348# be prefixed with '${top_builddir}/' and LTDLINCL will be prefixed with
2349# '${top_srcdir}/' (note the single quotes!).  If your package is not
2350# flat and you're not using automake, define top_builddir and
2351# top_srcdir appropriately in the Makefiles.
2352AC_DEFUN([AC_LIBLTDL_CONVENIENCE],
2353[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
2354  case $enable_ltdl_convenience in
2355  no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
2356  "") enable_ltdl_convenience=yes
2357      ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
2358  esac
2359  LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
2360  LTDLINCL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
2361  # For backwards non-gettext consistent compatibility...
2362  INCLTDL="$LTDLINCL"
2363])# AC_LIBLTDL_CONVENIENCE
2364
2365
2366# AC_LIBLTDL_INSTALLABLE([DIRECTORY])
2367# -----------------------------------
2368# sets LIBLTDL to the link flags for the libltdl installable library and
2369# LTDLINCL to the include flags for the libltdl header and adds
2370# --enable-ltdl-install to the configure arguments.  Note that LIBLTDL
2371# and LTDLINCL are not AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called.  If
2372# DIRECTORY is not provided and an installed libltdl is not found, it is
2373# assumed to be `libltdl'.  LIBLTDL will be prefixed with '${top_builddir}/'
2374# and LTDLINCL will be prefixed with '${top_srcdir}/' (note the single
2375# quotes!).  If your package is not flat and you're not using automake,
2376# define top_builddir and top_srcdir appropriately in the Makefiles.
2377# In the future, this macro may have to be called after AC_PROG_LIBTOOL.
2378AC_DEFUN([AC_LIBLTDL_INSTALLABLE],
2379[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
2380  AC_CHECK_LIB(ltdl, lt_dlinit,
2381  [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
2382  [if test x"$enable_ltdl_install" = xno; then
2383     AC_MSG_WARN([libltdl not installed, but installation disabled])
2384   else
2385     enable_ltdl_install=yes
2386   fi
2387  ])
2388  if test x"$enable_ltdl_install" = x"yes"; then
2389    ac_configure_args="$ac_configure_args --enable-ltdl-install"
2390    LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la
2391    LTDLINCL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
2392  else
2393    ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
2394    LIBLTDL="-lltdl"
2395    LTDLINCL=
2396  fi
2397  # For backwards non-gettext consistent compatibility...
2398  INCLTDL="$LTDLINCL"
2399])# AC_LIBLTDL_INSTALLABLE
2400
2401
2402# AC_LIBTOOL_CXX
2403# --------------
2404# enable support for C++ libraries
2405AC_DEFUN([AC_LIBTOOL_CXX],
2406[AC_REQUIRE([_LT_AC_LANG_CXX])
2407])# AC_LIBTOOL_CXX
2408
2409
2410# _LT_AC_LANG_CXX
2411# ---------------
2412AC_DEFUN([_LT_AC_LANG_CXX],
2413[AC_REQUIRE([AC_PROG_CXX])
2414AC_REQUIRE([AC_PROG_CXXCPP])
2415_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}CXX])
2416])# _LT_AC_LANG_CXX
2417
2418
2419# AC_LIBTOOL_F77
2420# --------------
2421# enable support for Fortran 77 libraries
2422AC_DEFUN([AC_LIBTOOL_F77],
2423[AC_REQUIRE([_LT_AC_LANG_F77])
2424])# AC_LIBTOOL_F77
2425
2426
2427# _LT_AC_LANG_F77
2428# ---------------
2429AC_DEFUN([_LT_AC_LANG_F77],
2430[AC_REQUIRE([AC_PROG_F77])
2431_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}F77])
2432])# _LT_AC_LANG_F77
2433
2434
2435# AC_LIBTOOL_GCJ
2436# --------------
2437# enable support for GCJ libraries
2438AC_DEFUN([AC_LIBTOOL_GCJ],
2439[AC_REQUIRE([_LT_AC_LANG_GCJ])
2440])# AC_LIBTOOL_GCJ
2441
2442
2443# _LT_AC_LANG_GCJ
2444# ---------------
2445AC_DEFUN([_LT_AC_LANG_GCJ],
2446[AC_PROVIDE_IFELSE([AC_PROG_GCJ],[],
2447  [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],[],
2448    [AC_PROVIDE_IFELSE([LT_AC_PROG_GCJ],[],
2449      [ifdef([AC_PROG_GCJ],[AC_REQUIRE([AC_PROG_GCJ])],
2450	 [ifdef([A][M_PROG_GCJ],[AC_REQUIRE([A][M_PROG_GCJ])],
2451	   [AC_REQUIRE([A][C_PROG_GCJ_OR_A][M_PROG_GCJ])])])])])])
2452_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}GCJ])
2453])# _LT_AC_LANG_GCJ
2454
2455
2456# AC_LIBTOOL_RC
2457# --------------
2458# enable support for Windows resource files
2459AC_DEFUN([AC_LIBTOOL_RC],
2460[AC_REQUIRE([LT_AC_PROG_RC])
2461_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}RC])
2462])# AC_LIBTOOL_RC
2463
2464
2465# AC_LIBTOOL_LANG_C_CONFIG
2466# ------------------------
2467# Ensure that the configuration vars for the C compiler are
2468# suitably defined.  Those variables are subsequently used by
2469# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
2470AC_DEFUN([AC_LIBTOOL_LANG_C_CONFIG], [_LT_AC_LANG_C_CONFIG])
2471AC_DEFUN([_LT_AC_LANG_C_CONFIG],
2472[lt_save_CC="$CC"
2473AC_LANG_PUSH(C)
2474
2475# Source file extension for C test sources.
2476ac_ext=c
2477
2478# Object file extension for compiled C test sources.
2479objext=o
2480_LT_AC_TAGVAR(objext, $1)=$objext
2481
2482# Code to be used in simple compile tests
2483lt_simple_compile_test_code="int some_variable = 0;\n"
2484
2485# Code to be used in simple link tests
2486lt_simple_link_test_code='int main(){return(0);}\n'
2487
2488_LT_AC_SYS_COMPILER
2489
2490#
2491# Check for any special shared library compilation flags.
2492#
2493_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)=
2494if test "$GCC" = no; then
2495  case $host_os in
2496  sco3.2v5*)
2497    _LT_AC_TAGVAR(lt_prog_cc_shlib, $1)='-belf'
2498    ;;
2499  esac
2500fi
2501if test -n "$_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)"; then
2502  AC_MSG_WARN([`$CC' requires `$_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)' to build shared libraries])
2503  if echo "$old_CC $old_CFLAGS " | grep "[[ 	]]$]_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)[[[ 	]]" >/dev/null; then :
2504  else
2505    AC_MSG_WARN([add `$_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)' to the CC or CFLAGS env variable and reconfigure])
2506    _LT_AC_TAGVAR(lt_cv_prog_cc_can_build_shared, $1)=no
2507  fi
2508fi
2509
2510
2511#
2512# Check to make sure the static flag actually works.
2513#
2514AC_LIBTOOL_LINKER_OPTION([if $compiler static flag $_LT_AC_TAGVAR(lt_prog_compiler_static, $1) works],
2515  _LT_AC_TAGVAR(lt_prog_compiler_static_works, $1),
2516  $_LT_AC_TAGVAR(lt_prog_compiler_static, $1),
2517  [],
2518  [_LT_AC_TAGVAR(lt_prog_compiler_static, $1)=])
2519
2520
2521## CAVEAT EMPTOR:
2522## There is no encapsulation within the following macros, do not change
2523## the running order or otherwise move them around unless you know exactly
2524## what you are doing...
2525AC_LIBTOOL_PROG_COMPILER_NO_RTTI($1)
2526AC_LIBTOOL_PROG_COMPILER_PIC($1)
2527AC_LIBTOOL_PROG_CC_C_O($1)
2528AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
2529AC_LIBTOOL_PROG_LD_SHLIBS($1)
2530AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
2531AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
2532AC_LIBTOOL_SYS_LIB_STRIP
2533AC_LIBTOOL_DLOPEN_SELF($1)
2534
2535# Report which librarie types wil actually be built
2536AC_MSG_CHECKING([if libtool supports shared libraries])
2537AC_MSG_RESULT([$can_build_shared])
2538
2539AC_MSG_CHECKING([whether to build shared libraries])
2540test "$can_build_shared" = "no" && enable_shared=no
2541
2542# On AIX, shared libraries and static libraries use the same namespace, and
2543# are all built from PIC.
2544case "$host_os" in
2545aix3*)
2546  test "$enable_shared" = yes && enable_static=no
2547  if test -n "$RANLIB"; then
2548    archive_cmds="$archive_cmds~\$RANLIB \$lib"
2549    postinstall_cmds='$RANLIB $lib'
2550  fi
2551  ;;
2552
2553aix4*)
2554  if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
2555    test "$enable_shared" = yes && enable_static=no
2556  fi
2557  ;;
2558  darwin* | rhapsody*)
2559  if test "$GCC" = yes; then
2560    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
2561    case "$host_os" in
2562    rhapsody* | darwin1.[[012]])
2563      _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-undefined -Wl,suppress'
2564      ;;
2565    *) # Darwin 1.3 on
2566      if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
2567	_LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-flat_namespace -Wl,-undefined -Wl,suppress'
2568      else
2569	case ${MACOSX_DEPLOYMENT_TARGET} in
2570	  10.[012])
2571	    _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-flat_namespace -Wl,-undefined -Wl,suppress'
2572	    ;;
2573	  10.*)
2574	    _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-undefined -Wl,dynamic_lookup'
2575	    ;;
2576	esac
2577      fi
2578      ;;
2579    esac
2580    output_verbose_link_cmd='echo'
2581    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -dynamiclib $allow_undefined_flag -o $lib $compiler_flags $libobjs $deplibs -install_name $rpath/$soname $verstring'
2582    _LT_AC_TAGVAR(module_cmds, $1)='$CC $allow_undefined_flag -o $lib -bundle $compiler_flags $libobjs $deplibs'
2583    # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin ld's
2584    _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -dynamiclib $allow_undefined_flag  -o $lib $compiler_flags $libobjs $deplibs -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2585    _LT_AC_TAGVAR(module_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag  -o $lib -bundle $compiler_flags $libobjs $deplibs~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2586    _LT_AC_TAGVAR(hardcode_direct, $1)=no
2587    _LT_AC_TAGVAR(hardcode_automatic, $1)=yes
2588    _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
2589    _LT_AC_TAGVAR(whole_archive_flag_spec, $1)='-all_load $convenience'
2590    _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
2591  else
2592    _LT_AC_TAGVAR(ld_shlibs, $1)=no
2593  fi
2594    ;;
2595esac
2596AC_MSG_RESULT([$enable_shared])
2597
2598AC_MSG_CHECKING([whether to build static libraries])
2599# Make sure either enable_shared or enable_static is yes.
2600test "$enable_shared" = yes || enable_static=yes
2601AC_MSG_RESULT([$enable_static])
2602
2603AC_LIBTOOL_CONFIG($1)
2604
2605AC_LANG_POP
2606CC="$lt_save_CC"
2607])# AC_LIBTOOL_LANG_C_CONFIG
2608
2609
2610# AC_LIBTOOL_LANG_CXX_CONFIG
2611# --------------------------
2612# Ensure that the configuration vars for the C compiler are
2613# suitably defined.  Those variables are subsequently used by
2614# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
2615AC_DEFUN([AC_LIBTOOL_LANG_CXX_CONFIG], [_LT_AC_LANG_CXX_CONFIG(CXX)])
2616AC_DEFUN([_LT_AC_LANG_CXX_CONFIG],
2617[AC_LANG_PUSH(C++)
2618AC_REQUIRE([AC_PROG_CXX])
2619AC_REQUIRE([AC_PROG_CXXCPP])
2620
2621_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
2622_LT_AC_TAGVAR(allow_undefined_flag, $1)=
2623_LT_AC_TAGVAR(always_export_symbols, $1)=no
2624_LT_AC_TAGVAR(archive_expsym_cmds, $1)=
2625_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=
2626_LT_AC_TAGVAR(hardcode_direct, $1)=no
2627_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
2628_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
2629_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
2630_LT_AC_TAGVAR(hardcode_minus_L, $1)=no
2631_LT_AC_TAGVAR(hardcode_automatic, $1)=no
2632_LT_AC_TAGVAR(module_cmds, $1)=
2633_LT_AC_TAGVAR(module_expsym_cmds, $1)=
2634_LT_AC_TAGVAR(link_all_deplibs, $1)=unknown
2635_LT_AC_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
2636_LT_AC_TAGVAR(no_undefined_flag, $1)=
2637_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
2638_LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=no
2639
2640# Dependencies to place before and after the object being linked:
2641_LT_AC_TAGVAR(predep_objects, $1)=
2642_LT_AC_TAGVAR(postdep_objects, $1)=
2643_LT_AC_TAGVAR(predeps, $1)=
2644_LT_AC_TAGVAR(postdeps, $1)=
2645_LT_AC_TAGVAR(compiler_lib_search_path, $1)=
2646
2647# Source file extension for C++ test sources.
2648ac_ext=cc
2649
2650# Object file extension for compiled C++ test sources.
2651objext=o
2652_LT_AC_TAGVAR(objext, $1)=$objext
2653
2654# Code to be used in simple compile tests
2655lt_simple_compile_test_code="int some_variable = 0;\n"
2656
2657# Code to be used in simple link tests
2658lt_simple_link_test_code='int main(int, char *[]) { return(0); }\n'
2659
2660# ltmain only uses $CC for tagged configurations so make sure $CC is set.
2661_LT_AC_SYS_COMPILER
2662
2663# Allow CC to be a program name with arguments.
2664lt_save_CC=$CC
2665lt_save_LD=$LD
2666lt_save_GCC=$GCC
2667GCC=$GXX
2668lt_save_with_gnu_ld=$with_gnu_ld
2669lt_save_path_LD=$lt_cv_path_LD
2670if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
2671  lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
2672else
2673  unset lt_cv_prog_gnu_ld
2674fi
2675if test -n "${lt_cv_path_LDCXX+set}"; then
2676  lt_cv_path_LD=$lt_cv_path_LDCXX
2677else
2678  unset lt_cv_path_LD
2679fi
2680test -z "${LDCXX+set}" || LD=$LDCXX
2681CC=${CXX-"c++"}
2682compiler=$CC
2683_LT_AC_TAGVAR(compiler, $1)=$CC
2684cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
2685
2686# We don't want -fno-exception wen compiling C++ code, so set the
2687# no_builtin_flag separately
2688if test "$GXX" = yes; then
2689  _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
2690else
2691  _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
2692fi
2693
2694if test "$GXX" = yes; then
2695  # Set up default GNU C++ configuration
2696
2697  AC_PROG_LD
2698
2699  # Check if GNU C++ uses GNU ld as the underlying linker, since the
2700  # archiving commands below assume that GNU ld is being used.
2701  if test "$with_gnu_ld" = yes; then
2702    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname $wl$soname -o $lib'
2703    _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared -nostdlib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
2704
2705    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
2706    _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
2707
2708    # If archive_cmds runs LD, not CC, wlarc should be empty
2709    # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
2710    #     investigate it a little bit more. (MM)
2711    wlarc='${wl}'
2712
2713    # ancient GNU ld didn't support --whole-archive et. al.
2714    if eval "`$CC -print-prog-name=ld` --help 2>&1" | \
2715	grep 'no-whole-archive' > /dev/null; then
2716      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
2717    else
2718      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
2719    fi
2720  else
2721    with_gnu_ld=no
2722    wlarc=
2723
2724    # A generic and very simple default shared library creation
2725    # command for GNU C++ for the case where it uses the native
2726    # linker, instead of GNU ld.  If possible, this setting should
2727    # overridden to take advantage of the native linker features on
2728    # the platform it is being used on.
2729    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects -o $lib'
2730  fi
2731
2732  # Commands to make compiler produce verbose output that lists
2733  # what "hidden" libraries, object files and flags are used when
2734  # linking a shared library.
2735  output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "\-L"'
2736
2737else
2738  GXX=no
2739  with_gnu_ld=no
2740  wlarc=
2741fi
2742
2743# PORTME: fill in a description of your system's C++ link characteristics
2744AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
2745_LT_AC_TAGVAR(ld_shlibs, $1)=yes
2746case $host_os in
2747  aix3*)
2748    # FIXME: insert proper C++ library support
2749    _LT_AC_TAGVAR(ld_shlibs, $1)=no
2750    ;;
2751  aix4* | aix5*)
2752    if test "$host_cpu" = ia64; then
2753      # On IA64, the linker does run time linking by default, so we don't
2754      # have to do anything special.
2755      aix_use_runtimelinking=no
2756      exp_sym_flag='-Bexport'
2757      no_entry_flag=""
2758    else
2759      # KDE requires run time linking.  Make it the default.
2760      aix_use_runtimelinking=yes
2761      exp_sym_flag='-bexport'
2762      no_entry_flag='-bnoentry'
2763    fi
2764
2765    # When large executables or shared objects are built, AIX ld can
2766    # have problems creating the table of contents.  If linking a library
2767    # or program results in "error TOC overflow" add -mminimal-toc to
2768    # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
2769    # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
2770
2771    _LT_AC_TAGVAR(archive_cmds, $1)=''
2772    _LT_AC_TAGVAR(hardcode_direct, $1)=yes
2773    _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=':'
2774    _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
2775
2776    if test "$GXX" = yes; then
2777      case $host_os in aix4.[012]|aix4.[012].*)
2778      # We only want to do this on AIX 4.2 and lower, the check
2779      # below for broken collect2 doesn't work under 4.3+
2780	collect2name=`${CC} -print-prog-name=collect2`
2781	if test -f "$collect2name" && \
2782	   strings "$collect2name" | grep resolve_lib_name >/dev/null
2783	then
2784	  # We have reworked collect2
2785	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes
2786	else
2787	  # We have old collect2
2788	  _LT_AC_TAGVAR(hardcode_direct, $1)=unsupported
2789	  # It fails to find uninstalled libraries when the uninstalled
2790	  # path is not listed in the libpath.  Setting hardcode_minus_L
2791	  # to unsupported forces relinking
2792	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
2793	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2794	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
2795	fi
2796      esac
2797      shared_flag='-shared'
2798    else
2799      # not using gcc
2800      if test "$host_cpu" = ia64; then
2801	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
2802	# chokes on -Wl,-G. The following line is correct:
2803	shared_flag='-G'
2804      else
2805	if test "$aix_use_runtimelinking" = yes; then
2806	  shared_flag='-qmkshrobj ${wl}-G'
2807	else
2808	  shared_flag='-qmkshrobj'
2809	fi
2810      fi
2811    fi
2812
2813    # Let the compiler handle the export list.
2814    _LT_AC_TAGVAR(always_export_symbols, $1)=no
2815    if test "$aix_use_runtimelinking" = yes; then
2816      # Warning - without using the other runtime loading flags (-brtl),
2817      # -berok will link without error, but may produce a broken library.
2818      _LT_AC_TAGVAR(allow_undefined_flag, $1)='-berok'
2819      # Determine the default libpath from the value encoded in an empty executable.
2820      _LT_AC_SYS_LIBPATH_AIX
2821      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
2822
2823      _LT_AC_TAGVAR(archive_cmds, $1)="\$CC"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs `if test "x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; else :; fi` '" $shared_flag"
2824      _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs `if test "x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
2825     else
2826      if test "$host_cpu" = ia64; then
2827	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
2828	_LT_AC_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
2829	_LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs ${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
2830      else
2831	# Determine the default libpath from the value encoded in an empty executable.
2832	_LT_AC_SYS_LIBPATH_AIX
2833	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
2834	# Warning - without using the other run time loading flags,
2835	# -berok will link without error, but may produce a broken library.
2836	_LT_AC_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
2837	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
2838	# -bexpall does not export symbols beginning with underscore (_)
2839	_LT_AC_TAGVAR(always_export_symbols, $1)=yes
2840	# Exported symbols can be pulled into shared objects from archives
2841	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=' '
2842	_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
2843	# This is similar to how AIX traditionally builds it's shared libraries.
2844	_LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
2845      fi
2846    fi
2847    ;;
2848  chorus*)
2849    case $cc_basename in
2850      *)
2851	# FIXME: insert proper C++ library support
2852	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2853	;;
2854    esac
2855    ;;
2856
2857  cygwin* | mingw* | pw32*)
2858    # _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
2859    # as there is no search path for DLLs.
2860    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2861    _LT_AC_TAGVAR(allow_undefined_flag, $1)=no
2862    _LT_AC_TAGVAR(always_export_symbols, $1)=no
2863    _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
2864
2865    if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
2866      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects -o $output_objdir/$soname ${wl}--image-base=0x10000000 ${wl}--out-implib,$lib'
2867      # If the export-symbols file already is a .def file (1st line
2868      # is EXPORTS), use it as is; otherwise, prepend...
2869      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
2870	cp $export_symbols $output_objdir/$soname.def;
2871      else
2872	echo EXPORTS > $output_objdir/$soname.def;
2873	cat $export_symbols >> $output_objdir/$soname.def;
2874      fi~
2875      $CC -shared -nostdlib $output_objdir/$soname.def $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects -o $output_objdir/$soname ${wl}--image-base=0x10000000 ${wl}--out-implib,$lib'
2876    else
2877      _LT_AC_TAGVAR(ld_shlibs, $1)=no
2878    fi
2879  ;;
2880
2881  darwin* | rhapsody*)
2882  if test "$GXX" = yes; then
2883    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
2884    case "$host_os" in
2885    rhapsody* | darwin1.[[012]])
2886      _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-undefined -Wl,suppress'
2887      ;;
2888    *) # Darwin 1.3 on
2889      if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
2890	_LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-flat_namespace -Wl,-undefined -Wl,suppress'
2891      else
2892	case ${MACOSX_DEPLOYMENT_TARGET} in
2893	  10.[012])
2894	    _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-flat_namespace -Wl,-undefined -Wl,suppress'
2895	    ;;
2896	  10.*)
2897	    _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-undefined -Wl,dynamic_lookup'
2898	    ;;
2899	esac
2900      fi
2901      ;;
2902    esac
2903    lt_int_apple_cc_single_mod=no
2904    output_verbose_link_cmd='echo'
2905    if $CC -dumpspecs 2>&1 | grep 'single_module' >/dev/null ; then
2906      lt_int_apple_cc_single_mod=yes
2907    fi
2908    if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
2909      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -dynamiclib -single_module $allow_undefined_flag -o $lib $compiler_flags $libobjs $deplibs -install_name $rpath/$soname $verstring'
2910    else
2911      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -r ${wl}-bind_at_load -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $compiler_flags $deplibs -install_name $rpath/$soname $verstring'
2912    fi
2913    _LT_AC_TAGVAR(module_cmds, $1)='$CC ${wl}-bind_at_load $allow_undefined_flag -o $lib -bundle $compiler_flags $libobjs $deplibs'
2914
2915    # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin ld's
2916    if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
2917      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -dynamiclib -single_module $allow_undefined_flag -o $lib $compiler_flags $libobjs $deplibs -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2918    else
2919      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -r ${wl}-bind_at_load -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $compiler_flags $deplibs -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2920    fi
2921    _LT_AC_TAGVAR(module_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag  -o $lib -bundle $compiler_flags $libobjs $deplibs~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2922    _LT_AC_TAGVAR(hardcode_direct, $1)=no
2923    _LT_AC_TAGVAR(hardcode_automatic, $1)=yes
2924    _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
2925    _LT_AC_TAGVAR(whole_archive_flag_spec, $1)='-all_load $convenience'
2926    _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
2927  else
2928    _LT_AC_TAGVAR(ld_shlibs, $1)=no
2929  fi
2930    ;;
2931
2932  dgux*)
2933    case $cc_basename in
2934      ec++)
2935	# FIXME: insert proper C++ library support
2936	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2937	;;
2938      ghcx)
2939	# Green Hills C++ Compiler
2940	# FIXME: insert proper C++ library support
2941	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2942	;;
2943      *)
2944	# FIXME: insert proper C++ library support
2945	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2946	;;
2947    esac
2948    ;;
2949  freebsd[12]*)
2950    # C++ shared libraries reported to be fairly broken before switch to ELF
2951    _LT_AC_TAGVAR(ld_shlibs, $1)=no
2952    ;;
2953  freebsd-elf*)
2954    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
2955    ;;
2956  freebsd* | kfreebsd*-gnu)
2957    # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
2958    # conventions
2959    _LT_AC_TAGVAR(ld_shlibs, $1)=yes
2960    ;;
2961  gnu*)
2962    ;;
2963  hpux9*)
2964    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
2965    _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
2966    _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
2967    _LT_AC_TAGVAR(hardcode_direct, $1)=yes
2968    _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
2969				# but as the default
2970				# location of the library.
2971
2972    case $cc_basename in
2973    CC)
2974      # FIXME: insert proper C++ library support
2975      _LT_AC_TAGVAR(ld_shlibs, $1)=no
2976      ;;
2977    aCC)
2978      _LT_AC_TAGVAR(archive_cmds, $1)='$rm $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
2979      # Commands to make compiler produce verbose output that lists
2980      # what "hidden" libraries, object files and flags are used when
2981      # linking a shared library.
2982      #
2983      # There doesn't appear to be a way to prevent this compiler from
2984      # explicitly linking system object files so we need to strip them
2985      # from the output so that they don't get included in the library
2986      # dependencies.
2987      output_verbose_link_cmd='templist=`($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; echo $list'
2988      ;;
2989    *)
2990      if test "$GXX" = yes; then
2991        _LT_AC_TAGVAR(archive_cmds, $1)='$rm $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
2992      else
2993        # FIXME: insert proper C++ library support
2994        _LT_AC_TAGVAR(ld_shlibs, $1)=no
2995      fi
2996      ;;
2997    esac
2998    ;;
2999  hpux10*|hpux11*)
3000    if test $with_gnu_ld = no; then
3001      case "$host_cpu" in
3002      hppa*64*)
3003	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
3004	_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
3005	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3006        ;;
3007      ia64*)
3008	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
3009        ;;
3010      *)
3011	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
3012	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3013	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
3014        ;;
3015      esac
3016    fi
3017    case "$host_cpu" in
3018    hppa*64*)
3019      _LT_AC_TAGVAR(hardcode_direct, $1)=no
3020      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3021      ;;
3022    ia64*)
3023      _LT_AC_TAGVAR(hardcode_direct, $1)=no
3024      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3025      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
3026					      # but as the default
3027					      # location of the library.
3028      ;;
3029    *)
3030      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
3031      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
3032					      # but as the default
3033					      # location of the library.
3034      ;;
3035    esac
3036
3037    case $cc_basename in
3038      CC)
3039	# FIXME: insert proper C++ library support
3040	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3041	;;
3042      aCC)
3043	case "$host_cpu" in
3044	hppa*64*|ia64*)
3045	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname -o $lib $linker_flags $libobjs $deplibs'
3046	  ;;
3047	*)
3048	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects'
3049	  ;;
3050	esac
3051	# Commands to make compiler produce verbose output that lists
3052	# what "hidden" libraries, object files and flags are used when
3053	# linking a shared library.
3054	#
3055	# There doesn't appear to be a way to prevent this compiler from
3056	# explicitly linking system object files so we need to strip them
3057	# from the output so that they don't get included in the library
3058	# dependencies.
3059	output_verbose_link_cmd='templist=`($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; echo $list'
3060	;;
3061      *)
3062	if test "$GXX" = yes; then
3063	  if test $with_gnu_ld = no; then
3064	    case "$host_cpu" in
3065	    ia64*|hppa*64*)
3066	      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname -o $lib $linker_flags $libobjs $deplibs'
3067	      ;;
3068	    *)
3069	      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects'
3070	      ;;
3071	    esac
3072	  fi
3073	else
3074	  # FIXME: insert proper C++ library support
3075	  _LT_AC_TAGVAR(ld_shlibs, $1)=no
3076	fi
3077	;;
3078    esac
3079    ;;
3080  irix5* | irix6*)
3081    case $cc_basename in
3082      CC)
3083	# SGI C++
3084	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
3085
3086	# Archives containing C++ object files must be created using
3087	# "CC -ar", where "CC" is the IRIX C++ compiler.  This is
3088	# necessary to make sure instantiated templates are included
3089	# in the archive.
3090	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
3091	;;
3092      *)
3093	if test "$GXX" = yes; then
3094	  if test "$with_gnu_ld" = no; then
3095	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
3096	  else
3097	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` -o $lib'
3098	  fi
3099	fi
3100	_LT_AC_TAGVAR(link_all_deplibs, $1)=yes
3101	;;
3102    esac
3103    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3104    _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3105    ;;
3106  linux*)
3107    case $cc_basename in
3108      KCC)
3109	# Kuck and Associates, Inc. (KAI) C++ Compiler
3110
3111	# KCC will only create a shared library if the output file
3112	# ends with ".so" (or ".sl" for HP-UX), so rename the library
3113	# to its proper name (with version) after linking.
3114	_LT_AC_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 $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects --soname $soname -o \$templib; mv \$templib $lib'
3115	_LT_AC_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 $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
3116	# Commands to make compiler produce verbose output that lists
3117	# what "hidden" libraries, object files and flags are used when
3118	# linking a shared library.
3119	#
3120	# There doesn't appear to be a way to prevent this compiler from
3121	# explicitly linking system object files so we need to strip them
3122	# from the output so that they don't get included in the library
3123	# dependencies.
3124	output_verbose_link_cmd='templist=`$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; echo $list'
3125
3126	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath,$libdir'
3127	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
3128
3129	# Archives containing C++ object files must be created using
3130	# "CC -Bstatic", where "CC" is the KAI C++ compiler.
3131	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
3132	;;
3133      icpc)
3134	# Intel C++
3135	with_gnu_ld=yes
3136	_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3137	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname $wl$soname -o $lib'
3138	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
3139	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
3140	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
3141	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
3142	;;
3143      cxx)
3144	# Compaq C++
3145	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname $wl$soname -o $lib'
3146	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
3147
3148	runpath_var=LD_RUN_PATH
3149	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
3150	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3151
3152	# Commands to make compiler produce verbose output that lists
3153	# what "hidden" libraries, object files and flags are used when
3154	# linking a shared library.
3155	#
3156	# There doesn't appear to be a way to prevent this compiler from
3157	# explicitly linking system object files so we need to strip them
3158	# from the output so that they don't get included in the library
3159	# dependencies.
3160	output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld"`; templist=`echo $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; echo $list'
3161	;;
3162    esac
3163    ;;
3164  lynxos*)
3165    # FIXME: insert proper C++ library support
3166    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3167    ;;
3168  m88k*)
3169    # FIXME: insert proper C++ library support
3170    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3171    ;;
3172  mvs*)
3173    case $cc_basename in
3174      cxx)
3175	# FIXME: insert proper C++ library support
3176	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3177	;;
3178      *)
3179	# FIXME: insert proper C++ library support
3180	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3181	;;
3182    esac
3183    ;;
3184  netbsd*)
3185    if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
3186      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
3187      wlarc=
3188      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
3189      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
3190      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3191    fi
3192    # Workaround some broken pre-1.5 toolchains
3193    output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
3194    ;;
3195  osf3*)
3196    case $cc_basename in
3197      KCC)
3198	# Kuck and Associates, Inc. (KAI) C++ Compiler
3199
3200	# KCC will only create a shared library if the output file
3201	# ends with ".so" (or ".sl" for HP-UX), so rename the library
3202	# to its proper name (with version) after linking.
3203	_LT_AC_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 $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects --soname $soname -o \$templib; mv \$templib $lib'
3204
3205	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
3206	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3207
3208	# Archives containing C++ object files must be created using
3209	# "CC -Bstatic", where "CC" is the KAI C++ compiler.
3210	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
3211
3212	;;
3213      RCC)
3214	# Rational C++ 2.4.1
3215	# FIXME: insert proper C++ library support
3216	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3217	;;
3218      cxx)
3219	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
3220	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname $soname `test -n "$verstring" && echo ${wl}-set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
3221
3222	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3223	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3224
3225	# Commands to make compiler produce verbose output that lists
3226	# what "hidden" libraries, object files and flags are used when
3227	# linking a shared library.
3228	#
3229	# There doesn't appear to be a way to prevent this compiler from
3230	# explicitly linking system object files so we need to strip them
3231	# from the output so that they don't get included in the library
3232	# dependencies.
3233	output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $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; echo $list'
3234	;;
3235      *)
3236	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
3237	  _LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
3238	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
3239
3240	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3241	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3242
3243	  # Commands to make compiler produce verbose output that lists
3244	  # what "hidden" libraries, object files and flags are used when
3245	  # linking a shared library.
3246	  output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "\-L"'
3247
3248	else
3249	  # FIXME: insert proper C++ library support
3250	  _LT_AC_TAGVAR(ld_shlibs, $1)=no
3251	fi
3252	;;
3253    esac
3254    ;;
3255  osf4* | osf5*)
3256    case $cc_basename in
3257      KCC)
3258	# Kuck and Associates, Inc. (KAI) C++ Compiler
3259
3260	# KCC will only create a shared library if the output file
3261	# ends with ".so" (or ".sl" for HP-UX), so rename the library
3262	# to its proper name (with version) after linking.
3263	_LT_AC_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 $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects --soname $soname -o \$templib; mv \$templib $lib'
3264
3265	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
3266	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3267
3268	# Archives containing C++ object files must be created using
3269	# the KAI C++ compiler.
3270	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs'
3271	;;
3272      RCC)
3273	# Rational C++ 2.4.1
3274	# FIXME: insert proper C++ library support
3275	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3276	;;
3277      cxx)
3278	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
3279	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
3280	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
3281	  echo "-hidden">> $lib.exp~
3282	  $CC -shared$allow_undefined_flag $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects -msym -soname $soname -Wl,-input -Wl,$lib.exp  `test -n "$verstring" && echo -set_version	$verstring` -update_registry $objdir/so_locations -o $lib~
3283	  $rm $lib.exp'
3284
3285	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
3286	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3287
3288	# Commands to make compiler produce verbose output that lists
3289	# what "hidden" libraries, object files and flags are used when
3290	# linking a shared library.
3291	#
3292	# There doesn't appear to be a way to prevent this compiler from
3293	# explicitly linking system object files so we need to strip them
3294	# from the output so that they don't get included in the library
3295	# dependencies.
3296	output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "ld" | grep -v "ld:"`; templist=`echo $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; echo $list'
3297	;;
3298      *)
3299	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
3300	  _LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
3301	 _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
3302
3303	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3304	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3305
3306	  # Commands to make compiler produce verbose output that lists
3307	  # what "hidden" libraries, object files and flags are used when
3308	  # linking a shared library.
3309	  output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "\-L"'
3310
3311	else
3312	  # FIXME: insert proper C++ library support
3313	  _LT_AC_TAGVAR(ld_shlibs, $1)=no
3314	fi
3315	;;
3316    esac
3317    ;;
3318  psos*)
3319    # FIXME: insert proper C++ library support
3320    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3321    ;;
3322  sco*)
3323    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3324    case $cc_basename in
3325      CC)
3326	# FIXME: insert proper C++ library support
3327	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3328	;;
3329      *)
3330	# FIXME: insert proper C++ library support
3331	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3332	;;
3333    esac
3334    ;;
3335  sunos4*)
3336    case $cc_basename in
3337      CC)
3338	# Sun C++ 4.x
3339	# FIXME: insert proper C++ library support
3340	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3341	;;
3342      lcc)
3343	# Lucid
3344	# FIXME: insert proper C++ library support
3345	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3346	;;
3347      *)
3348	# FIXME: insert proper C++ library support
3349	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3350	;;
3351    esac
3352    ;;
3353  solaris*)
3354    case $cc_basename in
3355      CC)
3356	# Sun C++ 4.2, 5.x and Centerline C++
3357	_LT_AC_TAGVAR(no_undefined_flag, $1)=' -zdefs'
3358	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects'
3359	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
3360	$CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects~$rm $lib.exp'
3361
3362	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
3363	_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3364	case $host_os in
3365	  solaris2.[0-5] | solaris2.[0-5].*) ;;
3366	  *)
3367	    # The C++ compiler is used as linker so we must use $wl
3368	    # flag to pass the commands to the underlying system
3369	    # linker.
3370	    # Supported since Solaris 2.6 (maybe 2.5.1?)
3371	    _LT_AC_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
3372	    ;;
3373	esac
3374	_LT_AC_TAGVAR(link_all_deplibs, $1)=yes
3375
3376	# Commands to make compiler produce verbose output that lists
3377	# what "hidden" libraries, object files and flags are used when
3378	# linking a shared library.
3379	#
3380	# There doesn't appear to be a way to prevent this compiler from
3381	# explicitly linking system object files so we need to strip them
3382	# from the output so that they don't get included in the library
3383	# dependencies.
3384	output_verbose_link_cmd='templist=`$CC -G $CFLAGS -v conftest.$objext 2>&1 | grep "\-[[LR]]"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; echo $list'
3385
3386	# Archives containing C++ object files must be created using
3387	# "CC -xar", where "CC" is the Sun C++ compiler.  This is
3388	# necessary to make sure instantiated templates are included
3389	# in the archive.
3390	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
3391	;;
3392      gcx)
3393	# Green Hills C++ Compiler
3394	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-h $wl$soname -o $lib'
3395
3396	# The C++ compiler must be used to create the archive.
3397	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
3398	;;
3399      *)
3400	# GNU C++ compiler with Solaris linker
3401	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
3402	  _LT_AC_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
3403	  if $CC --version | grep -v '^2\.7' > /dev/null; then
3404	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-h $wl$soname -o $lib'
3405	    _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
3406		$CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects~$rm $lib.exp'
3407
3408	    # Commands to make compiler produce verbose output that lists
3409	    # what "hidden" libraries, object files and flags are used when
3410	    # linking a shared library.
3411	    output_verbose_link_cmd="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep \"\-L\""
3412	  else
3413	    # g++ 2.7 appears to require `-G' NOT `-shared' on this
3414	    # platform.
3415	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects ${wl}-h $wl$soname -o $lib'
3416	    _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
3417		$CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $compiler_flags $predep_objects $libobjs $deplibs $postdep_objects~$rm $lib.exp'
3418
3419	    # Commands to make compiler produce verbose output that lists
3420	    # what "hidden" libraries, object files and flags are used when
3421	    # linking a shared library.
3422	    output_verbose_link_cmd="$CC -G $CFLAGS -v conftest.$objext 2>&1 | grep \"\-L\""
3423	  fi
3424
3425	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
3426	fi
3427	;;
3428    esac
3429    ;;
3430  sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[[78]]* | unixware7*)
3431    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3432    ;;
3433  tandem*)
3434    case $cc_basename in
3435      NCC)
3436	# NonStop-UX NCC 3.20
3437	# FIXME: insert proper C++ library support
3438	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3439	;;
3440      *)
3441	# FIXME: insert proper C++ library support
3442	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3443	;;
3444    esac
3445    ;;
3446  vxworks*)
3447    # FIXME: insert proper C++ library support
3448    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3449    ;;
3450  *)
3451    # FIXME: insert proper C++ library support
3452    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3453    ;;
3454esac
3455AC_MSG_RESULT([$_LT_AC_TAGVAR(ld_shlibs, $1)])
3456test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
3457
3458_LT_AC_TAGVAR(GCC, $1)="$GXX"
3459_LT_AC_TAGVAR(LD, $1)="$LD"
3460
3461## CAVEAT EMPTOR:
3462## There is no encapsulation within the following macros, do not change
3463## the running order or otherwise move them around unless you know exactly
3464## what you are doing...
3465AC_LIBTOOL_POSTDEP_PREDEP($1)
3466AC_LIBTOOL_PROG_COMPILER_PIC($1)
3467AC_LIBTOOL_PROG_CC_C_O($1)
3468AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
3469AC_LIBTOOL_PROG_LD_SHLIBS($1)
3470AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
3471AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
3472AC_LIBTOOL_SYS_LIB_STRIP
3473AC_LIBTOOL_DLOPEN_SELF($1)
3474
3475AC_LIBTOOL_CONFIG($1)
3476
3477AC_LANG_POP
3478CC=$lt_save_CC
3479LDCXX=$LD
3480LD=$lt_save_LD
3481GCC=$lt_save_GCC
3482with_gnu_ldcxx=$with_gnu_ld
3483with_gnu_ld=$lt_save_with_gnu_ld
3484lt_cv_path_LDCXX=$lt_cv_path_LD
3485lt_cv_path_LD=$lt_save_path_LD
3486lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
3487lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
3488])# AC_LIBTOOL_LANG_CXX_CONFIG
3489
3490# AC_LIBTOOL_POSTDEP_PREDEP([TAGNAME])
3491# ------------------------
3492# Figure out "hidden" library dependencies from verbose
3493# compiler output when linking a shared library.
3494# Parse the compiler output and extract the necessary
3495# objects, libraries and library flags.
3496AC_DEFUN([AC_LIBTOOL_POSTDEP_PREDEP],[
3497dnl we can't use the lt_simple_compile_test_code here,
3498dnl because it contains code intended for an executable,
3499dnl not a library.  It's possible we should let each
3500dnl tag define a new lt_????_link_test_code variable,
3501dnl but it's only used here...
3502ifelse([$1],[],[cat > conftest.$ac_ext <<EOF
3503int a;
3504void foo (void) { a = 0; }
3505EOF
3506],[$1],[CXX],[cat > conftest.$ac_ext <<EOF
3507class Foo
3508{
3509public:
3510  Foo (void) { a = 0; }
3511private:
3512  int a;
3513};
3514EOF
3515],[$1],[F77],[cat > conftest.$ac_ext <<EOF
3516      subroutine foo
3517      implicit none
3518      integer*4 a
3519      a=0
3520      return
3521      end
3522EOF
3523],[$1],[GCJ],[cat > conftest.$ac_ext <<EOF
3524public class foo {
3525  private int a;
3526  public void bar (void) {
3527    a = 0;
3528  }
3529};
3530EOF
3531])
3532dnl Parse the compiler output and extract the necessary
3533dnl objects, libraries and library flags.
3534if AC_TRY_EVAL(ac_compile); then
3535  # Parse the compiler output and extract the necessary
3536  # objects, libraries and library flags.
3537
3538  # Sentinel used to keep track of whether or not we are before
3539  # the conftest object file.
3540  pre_test_object_deps_done=no
3541
3542  # The `*' in the case matches for architectures that use `case' in
3543  # $output_verbose_cmd can trigger glob expansion during the loop
3544  # eval without this substitution.
3545  output_verbose_link_cmd="`$echo \"X$output_verbose_link_cmd\" | $Xsed -e \"$no_glob_subst\"`"
3546
3547  for p in `eval $output_verbose_link_cmd`; do
3548    case $p in
3549
3550    -L* | -R* | -l*)
3551       # Some compilers place space between "-{L,R}" and the path.
3552       # Remove the space.
3553       if test $p = "-L" \
3554	  || test $p = "-R"; then
3555	 prev=$p
3556	 continue
3557       else
3558	 prev=
3559       fi
3560
3561       if test "$pre_test_object_deps_done" = no; then
3562	 case $p in
3563	 -L* | -R*)
3564	   # Internal compiler library paths should come after those
3565	   # provided the user.  The postdeps already come after the
3566	   # user supplied libs so there is no need to process them.
3567	   if test -z "$_LT_AC_TAGVAR(compiler_lib_search_path, $1)"; then
3568	     _LT_AC_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
3569	   else
3570	     _LT_AC_TAGVAR(compiler_lib_search_path, $1)="${_LT_AC_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
3571	   fi
3572	   ;;
3573	 # The "-l" case would never come before the object being
3574	 # linked, so don't bother handling this case.
3575	 esac
3576       else
3577	 if test -z "$_LT_AC_TAGVAR(postdeps, $1)"; then
3578	   _LT_AC_TAGVAR(postdeps, $1)="${prev}${p}"
3579	 else
3580	   _LT_AC_TAGVAR(postdeps, $1)="${_LT_AC_TAGVAR(postdeps, $1)} ${prev}${p}"
3581	 fi
3582       fi
3583       ;;
3584
3585    *.$objext|*.$libext)
3586       # This assumes that the test object file only shows up
3587       # once in the compiler output.
3588       if test "$p" = "conftest.$objext"; then
3589	 pre_test_object_deps_done=yes
3590	 continue
3591       fi
3592
3593       if test "$pre_test_object_deps_done" = no; then
3594	 if test -z "$_LT_AC_TAGVAR(predep_objects, $1)"; then
3595	   _LT_AC_TAGVAR(predep_objects, $1)="$p"
3596	 else
3597	   _LT_AC_TAGVAR(predep_objects, $1)="$_LT_AC_TAGVAR(predep_objects, $1) $p"
3598	 fi
3599       else
3600	 if test -z "$_LT_AC_TAGVAR(postdep_objects, $1)"; then
3601	   _LT_AC_TAGVAR(postdep_objects, $1)="$p"
3602	 else
3603	   _LT_AC_TAGVAR(postdep_objects, $1)="$_LT_AC_TAGVAR(postdep_objects, $1) $p"
3604	 fi
3605       fi
3606       ;;
3607
3608    *) ;; # Ignore the rest.
3609
3610    esac
3611  done
3612
3613  # Clean up.
3614  rm -f a.out a.exe
3615else
3616  echo "libtool.m4: error: problem compiling $1 test program"
3617fi
3618
3619$rm -f confest.$objext
3620
3621case " $_LT_AC_TAGVAR(postdeps, $1) " in
3622*" -lc "*) _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no ;;
3623esac
3624])# AC_LIBTOOL_POSTDEP_PREDEP
3625
3626# AC_LIBTOOL_LANG_F77_CONFIG
3627# ------------------------
3628# Ensure that the configuration vars for the C compiler are
3629# suitably defined.  Those variables are subsequently used by
3630# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
3631AC_DEFUN([AC_LIBTOOL_LANG_F77_CONFIG], [_LT_AC_LANG_F77_CONFIG(F77)])
3632AC_DEFUN([_LT_AC_LANG_F77_CONFIG],
3633[AC_REQUIRE([AC_PROG_F77])
3634AC_LANG_PUSH(Fortran 77)
3635
3636_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3637_LT_AC_TAGVAR(allow_undefined_flag, $1)=
3638_LT_AC_TAGVAR(always_export_symbols, $1)=no
3639_LT_AC_TAGVAR(archive_expsym_cmds, $1)=
3640_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=
3641_LT_AC_TAGVAR(hardcode_direct, $1)=no
3642_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
3643_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
3644_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
3645_LT_AC_TAGVAR(hardcode_minus_L, $1)=no
3646_LT_AC_TAGVAR(hardcode_automatic, $1)=no
3647_LT_AC_TAGVAR(module_cmds, $1)=
3648_LT_AC_TAGVAR(module_expsym_cmds, $1)=
3649_LT_AC_TAGVAR(link_all_deplibs, $1)=unknown
3650_LT_AC_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
3651_LT_AC_TAGVAR(no_undefined_flag, $1)=
3652_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
3653_LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=no
3654
3655# Source file extension for f77 test sources.
3656ac_ext=f
3657
3658# Object file extension for compiled f77 test sources.
3659objext=o
3660_LT_AC_TAGVAR(objext, $1)=$objext
3661
3662# Code to be used in simple compile tests
3663lt_simple_compile_test_code="      subroutine t\n      return\n      end\n"
3664
3665# Code to be used in simple link tests
3666lt_simple_link_test_code="      program t\n      end\n"
3667
3668# ltmain only uses $CC for tagged configurations so make sure $CC is set.
3669_LT_AC_SYS_COMPILER
3670
3671# Allow CC to be a program name with arguments.
3672lt_save_CC="$CC"
3673CC=${F77-"f77"}
3674compiler=$CC
3675_LT_AC_TAGVAR(compiler, $1)=$CC
3676cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
3677
3678AC_MSG_CHECKING([if libtool supports shared libraries])
3679AC_MSG_RESULT([$can_build_shared])
3680
3681AC_MSG_CHECKING([whether to build shared libraries])
3682test "$can_build_shared" = "no" && enable_shared=no
3683
3684# On AIX, shared libraries and static libraries use the same namespace, and
3685# are all built from PIC.
3686case "$host_os" in
3687aix3*)
3688  test "$enable_shared" = yes && enable_static=no
3689  if test -n "$RANLIB"; then
3690    archive_cmds="$archive_cmds~\$RANLIB \$lib"
3691    postinstall_cmds='$RANLIB $lib'
3692  fi
3693  ;;
3694aix4*)
3695  test "$enable_shared" = yes && enable_static=no
3696  ;;
3697esac
3698AC_MSG_RESULT([$enable_shared])
3699
3700AC_MSG_CHECKING([whether to build static libraries])
3701# Make sure either enable_shared or enable_static is yes.
3702test "$enable_shared" = yes || enable_static=yes
3703AC_MSG_RESULT([$enable_static])
3704
3705test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
3706
3707_LT_AC_TAGVAR(GCC, $1)="$G77"
3708_LT_AC_TAGVAR(LD, $1)="$LD"
3709
3710AC_LIBTOOL_PROG_COMPILER_PIC($1)
3711AC_LIBTOOL_PROG_CC_C_O($1)
3712AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
3713AC_LIBTOOL_PROG_LD_SHLIBS($1)
3714AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
3715AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
3716AC_LIBTOOL_SYS_LIB_STRIP
3717
3718
3719AC_LIBTOOL_CONFIG($1)
3720
3721AC_LANG_POP
3722CC="$lt_save_CC"
3723])# AC_LIBTOOL_LANG_F77_CONFIG
3724
3725
3726# AC_LIBTOOL_LANG_GCJ_CONFIG
3727# --------------------------
3728# Ensure that the configuration vars for the C compiler are
3729# suitably defined.  Those variables are subsequently used by
3730# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
3731AC_DEFUN([AC_LIBTOOL_LANG_GCJ_CONFIG], [_LT_AC_LANG_GCJ_CONFIG(GCJ)])
3732AC_DEFUN([_LT_AC_LANG_GCJ_CONFIG],
3733[AC_LANG_SAVE
3734
3735# Source file extension for Java test sources.
3736ac_ext=java
3737
3738# Object file extension for compiled Java test sources.
3739objext=o
3740_LT_AC_TAGVAR(objext, $1)=$objext
3741
3742# Code to be used in simple compile tests
3743lt_simple_compile_test_code="class foo {}\n"
3744
3745# Code to be used in simple link tests
3746lt_simple_link_test_code='public class conftest { public static void main(String[] argv) {}; }\n'
3747
3748# ltmain only uses $CC for tagged configurations so make sure $CC is set.
3749_LT_AC_SYS_COMPILER
3750
3751# Allow CC to be a program name with arguments.
3752lt_save_CC="$CC"
3753CC=${GCJ-"gcj"}
3754compiler=$CC
3755_LT_AC_TAGVAR(compiler, $1)=$CC
3756
3757# GCJ did not exist at the time GCC didn't implicitly link libc in.
3758_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3759
3760## CAVEAT EMPTOR:
3761## There is no encapsulation within the following macros, do not change
3762## the running order or otherwise move them around unless you know exactly
3763## what you are doing...
3764AC_LIBTOOL_PROG_COMPILER_NO_RTTI($1)
3765AC_LIBTOOL_PROG_COMPILER_PIC($1)
3766AC_LIBTOOL_PROG_CC_C_O($1)
3767AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
3768AC_LIBTOOL_PROG_LD_SHLIBS($1)
3769AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
3770AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
3771AC_LIBTOOL_SYS_LIB_STRIP
3772AC_LIBTOOL_DLOPEN_SELF($1)
3773
3774AC_LIBTOOL_CONFIG($1)
3775
3776AC_LANG_RESTORE
3777CC="$lt_save_CC"
3778])# AC_LIBTOOL_LANG_GCJ_CONFIG
3779
3780
3781# AC_LIBTOOL_LANG_RC_CONFIG
3782# --------------------------
3783# Ensure that the configuration vars for the Windows resource compiler are
3784# suitably defined.  Those variables are subsequently used by
3785# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
3786AC_DEFUN([AC_LIBTOOL_LANG_RC_CONFIG], [_LT_AC_LANG_RC_CONFIG(RC)])
3787AC_DEFUN([_LT_AC_LANG_RC_CONFIG],
3788[AC_LANG_SAVE
3789
3790# Source file extension for RC test sources.
3791ac_ext=rc
3792
3793# Object file extension for compiled RC test sources.
3794objext=o
3795_LT_AC_TAGVAR(objext, $1)=$objext
3796
3797# Code to be used in simple compile tests
3798lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }\n'
3799
3800# Code to be used in simple link tests
3801lt_simple_link_test_code="$lt_simple_compile_test_code"
3802
3803# ltmain only uses $CC for tagged configurations so make sure $CC is set.
3804_LT_AC_SYS_COMPILER
3805
3806# Allow CC to be a program name with arguments.
3807lt_save_CC="$CC"
3808CC=${RC-"windres"}
3809compiler=$CC
3810_LT_AC_TAGVAR(compiler, $1)=$CC
3811_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
3812
3813AC_LIBTOOL_CONFIG($1)
3814
3815AC_LANG_RESTORE
3816CC="$lt_save_CC"
3817])# AC_LIBTOOL_LANG_RC_CONFIG
3818
3819
3820# AC_LIBTOOL_CONFIG([TAGNAME])
3821# ----------------------------
3822# If TAGNAME is not passed, then create an initial libtool script
3823# with a default configuration from the untagged config vars.  Otherwise
3824# add code to config.status for appending the configuration named by
3825# TAGNAME from the matching tagged config vars.
3826AC_DEFUN([AC_LIBTOOL_CONFIG],
3827[# The else clause should only fire when bootstrapping the
3828# libtool distribution, otherwise you forgot to ship ltmain.sh
3829# with your package, and you will get complaints that there are
3830# no rules to generate ltmain.sh.
3831if test -f "$ltmain"; then
3832  # See if we are running on zsh, and set the options which allow our commands through
3833  # without removal of \ escapes.
3834  if test -n "${ZSH_VERSION+set}" ; then
3835    setopt NO_GLOB_SUBST
3836  fi
3837  # Now quote all the things that may contain metacharacters while being
3838  # careful not to overquote the AC_SUBSTed values.  We take copies of the
3839  # variables and quote the copies for generation of the libtool script.
3840  for var in echo old_CC old_CFLAGS AR AR_FLAGS EGREP RANLIB LN_S LTCC NM SED SHELL \
3841    libname_spec library_names_spec soname_spec extract_expsyms_cmds \
3842    old_striplib striplib file_magic_cmd finish_cmds finish_eval \
3843    deplibs_check_method reload_flag reload_cmds need_locks \
3844    lt_cv_sys_global_symbol_pipe lt_cv_sys_global_symbol_to_cdecl \
3845    lt_cv_sys_global_symbol_to_c_name_address \
3846    sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
3847    old_postinstall_cmds old_postuninstall_cmds \
3848    _LT_AC_TAGVAR(compiler, $1) \
3849    _LT_AC_TAGVAR(CC, $1) \
3850    _LT_AC_TAGVAR(LD, $1) \
3851    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1) \
3852    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1) \
3853    _LT_AC_TAGVAR(lt_prog_compiler_static, $1) \
3854    _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) \
3855    _LT_AC_TAGVAR(export_dynamic_flag_spec, $1) \
3856    _LT_AC_TAGVAR(thread_safe_flag_spec, $1) \
3857    _LT_AC_TAGVAR(whole_archive_flag_spec, $1) \
3858    _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1) \
3859    _LT_AC_TAGVAR(old_archive_cmds, $1) \
3860    _LT_AC_TAGVAR(old_archive_from_new_cmds, $1) \
3861    _LT_AC_TAGVAR(predep_objects, $1) \
3862    _LT_AC_TAGVAR(postdep_objects, $1) \
3863    _LT_AC_TAGVAR(predeps, $1) \
3864    _LT_AC_TAGVAR(postdeps, $1) \
3865    _LT_AC_TAGVAR(compiler_lib_search_path, $1) \
3866    _LT_AC_TAGVAR(archive_cmds, $1) \
3867    _LT_AC_TAGVAR(archive_expsym_cmds, $1) \
3868    _LT_AC_TAGVAR(postinstall_cmds, $1) \
3869    _LT_AC_TAGVAR(postuninstall_cmds, $1) \
3870    _LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1) \
3871    _LT_AC_TAGVAR(allow_undefined_flag, $1) \
3872    _LT_AC_TAGVAR(no_undefined_flag, $1) \
3873    _LT_AC_TAGVAR(export_symbols_cmds, $1) \
3874    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1) \
3875    _LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1) \
3876    _LT_AC_TAGVAR(hardcode_libdir_separator, $1) \
3877    _LT_AC_TAGVAR(hardcode_automatic, $1) \
3878    _LT_AC_TAGVAR(module_cmds, $1) \
3879    _LT_AC_TAGVAR(module_expsym_cmds, $1) \
3880    _LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1) \
3881    _LT_AC_TAGVAR(exclude_expsyms, $1) \
3882    _LT_AC_TAGVAR(include_expsyms, $1); do
3883
3884    case $var in
3885    _LT_AC_TAGVAR(old_archive_cmds, $1) | \
3886    _LT_AC_TAGVAR(old_archive_from_new_cmds, $1) | \
3887    _LT_AC_TAGVAR(archive_cmds, $1) | \
3888    _LT_AC_TAGVAR(archive_expsym_cmds, $1) | \
3889    _LT_AC_TAGVAR(module_cmds, $1) | \
3890    _LT_AC_TAGVAR(module_expsym_cmds, $1) | \
3891    _LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1) | \
3892    _LT_AC_TAGVAR(export_symbols_cmds, $1) | \
3893    extract_expsyms_cmds | reload_cmds | finish_cmds | \
3894    postinstall_cmds | postuninstall_cmds | \
3895    old_postinstall_cmds | old_postuninstall_cmds | \
3896    sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
3897      # Double-quote double-evaled strings.
3898      eval "lt_$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
3899      ;;
3900    *)
3901      eval "lt_$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
3902      ;;
3903    esac
3904  done
3905
3906  case $lt_echo in
3907  *'\[$]0 --fallback-echo"')
3908    lt_echo=`$echo "X$lt_echo" | $Xsed -e 's/\\\\\\\[$]0 --fallback-echo"[$]/[$]0 --fallback-echo"/'`
3909    ;;
3910  esac
3911
3912ifelse([$1], [],
3913  [cfgfile="${ofile}T"
3914  trap "$rm \"$cfgfile\"; exit 1" 1 2 15
3915  $rm -f "$cfgfile"
3916  AC_MSG_NOTICE([creating $ofile])],
3917  [cfgfile="$ofile"])
3918
3919  cat <<__EOF__ >> "$cfgfile"
3920ifelse([$1], [],
3921[#! $SHELL
3922
3923# `$echo "$cfgfile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
3924# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
3925# NOTE: Changes made to this file will be lost: look at ltmain.sh.
3926#
3927# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001
3928# Free Software Foundation, Inc.
3929#
3930# This file is part of GNU Libtool:
3931# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
3932#
3933# This program is free software; you can redistribute it and/or modify
3934# it under the terms of the GNU General Public License as published by
3935# the Free Software Foundation; either version 2 of the License, or
3936# (at your option) any later version.
3937#
3938# This program is distributed in the hope that it will be useful, but
3939# WITHOUT ANY WARRANTY; without even the implied warranty of
3940# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
3941# General Public License for more details.
3942#
3943# You should have received a copy of the GNU General Public License
3944# along with this program; if not, write to the Free Software
3945# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
3946#
3947# As a special exception to the GNU General Public License, if you
3948# distribute this file as part of a program that contains a
3949# configuration script generated by Autoconf, you may include it under
3950# the same distribution terms that you use for the rest of that program.
3951
3952# A sed program that does not truncate output.
3953SED=$lt_SED
3954
3955# Sed that helps us avoid accidentally triggering echo(1) options like -n.
3956Xsed="$SED -e s/^X//"
3957
3958# The HP-UX ksh and POSIX shell print the target directory to stdout
3959# if CDPATH is set.
3960if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
3961
3962# The names of the tagged configurations supported by this script.
3963available_tags=
3964
3965# ### BEGIN LIBTOOL CONFIG],
3966[# ### BEGIN LIBTOOL TAG CONFIG: $tagname])
3967
3968# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
3969
3970# Shell to use when invoking shell scripts.
3971SHELL=$lt_SHELL
3972
3973# Whether or not to build shared libraries.
3974build_libtool_libs=$enable_shared
3975
3976# Whether or not to build static libraries.
3977build_old_libs=$enable_static
3978
3979# Whether or not to add -lc for building shared libraries.
3980build_libtool_need_lc=$_LT_AC_TAGVAR(archive_cmds_need_lc, $1)
3981
3982# Whether or not to disallow shared libs when runtime libs are static
3983allow_libtool_libs_with_static_runtimes=$_LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)
3984
3985# Whether or not to optimize for fast installation.
3986fast_install=$enable_fast_install
3987
3988# The host system.
3989host_alias=$host_alias
3990host=$host
3991
3992# An echo program that does not interpret backslashes.
3993echo=$lt_echo
3994
3995# The archiver.
3996AR=$lt_AR
3997AR_FLAGS=$lt_AR_FLAGS
3998
3999# A C compiler.
4000LTCC=$lt_LTCC
4001
4002# A language-specific compiler.
4003CC=$lt_[]_LT_AC_TAGVAR(compiler, $1)
4004
4005# Is the compiler the GNU C compiler?
4006with_gcc=$_LT_AC_TAGVAR(GCC, $1)
4007
4008# An ERE matcher.
4009EGREP=$lt_EGREP
4010
4011# The linker used to build libraries.
4012LD=$lt_[]_LT_AC_TAGVAR(LD, $1)
4013
4014# Whether we need hard or soft links.
4015LN_S=$lt_LN_S
4016
4017# A BSD-compatible nm program.
4018NM=$lt_NM
4019
4020# A symbol stripping program
4021STRIP=$STRIP
4022
4023# Used to examine libraries when file_magic_cmd begins "file"
4024MAGIC_CMD=$MAGIC_CMD
4025
4026# Used on cygwin: DLL creation program.
4027DLLTOOL="$DLLTOOL"
4028
4029# Used on cygwin: object dumper.
4030OBJDUMP="$OBJDUMP"
4031
4032# Used on cygwin: assembler.
4033AS="$AS"
4034
4035# The name of the directory that contains temporary libtool files.
4036objdir=$objdir
4037
4038# How to create reloadable object files.
4039reload_flag=$lt_reload_flag
4040reload_cmds=$lt_reload_cmds
4041
4042# How to pass a linker flag through the compiler.
4043wl=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)
4044
4045# Object file suffix (normally "o").
4046objext="$ac_objext"
4047
4048# Old archive suffix (normally "a").
4049libext="$libext"
4050
4051# Shared library suffix (normally ".so").
4052shrext='$shrext'
4053
4054# Executable file suffix (normally "").
4055exeext="$exeext"
4056
4057# Additional compiler flags for building library objects.
4058pic_flag=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)
4059pic_mode=$pic_mode
4060
4061# What is the maximum length of a command?
4062max_cmd_len=$lt_cv_sys_max_cmd_len
4063
4064# Does compiler simultaneously support -c and -o options?
4065compiler_c_o=$lt_[]_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)
4066
4067# Must we lock files when doing compilation ?
4068need_locks=$lt_need_locks
4069
4070# Do we need the lib prefix for modules?
4071need_lib_prefix=$need_lib_prefix
4072
4073# Do we need a version for libraries?
4074need_version=$need_version
4075
4076# Whether dlopen is supported.
4077dlopen_support=$enable_dlopen
4078
4079# Whether dlopen of programs is supported.
4080dlopen_self=$enable_dlopen_self
4081
4082# Whether dlopen of statically linked programs is supported.
4083dlopen_self_static=$enable_dlopen_self_static
4084
4085# Compiler flag to prevent dynamic linking.
4086link_static_flag=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_static, $1)
4087
4088# Compiler flag to turn off builtin functions.
4089no_builtin_flag=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)
4090
4091# Compiler flag to allow reflexive dlopens.
4092export_dynamic_flag_spec=$lt_[]_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)
4093
4094# Compiler flag to generate shared objects directly from archives.
4095whole_archive_flag_spec=$lt_[]_LT_AC_TAGVAR(whole_archive_flag_spec, $1)
4096
4097# Compiler flag to generate thread-safe objects.
4098thread_safe_flag_spec=$lt_[]_LT_AC_TAGVAR(thread_safe_flag_spec, $1)
4099
4100# Library versioning type.
4101version_type=$version_type
4102
4103# Format of library name prefix.
4104libname_spec=$lt_libname_spec
4105
4106# List of archive names.  First name is the real one, the rest are links.
4107# The last name is the one that the linker finds with -lNAME.
4108library_names_spec=$lt_library_names_spec
4109
4110# The coded name of the library, if different from the real name.
4111soname_spec=$lt_soname_spec
4112
4113# Commands used to build and install an old-style archive.
4114RANLIB=$lt_RANLIB
4115old_archive_cmds=$lt_[]_LT_AC_TAGVAR(old_archive_cmds, $1)
4116old_postinstall_cmds=$lt_old_postinstall_cmds
4117old_postuninstall_cmds=$lt_old_postuninstall_cmds
4118
4119# Create an old-style archive from a shared archive.
4120old_archive_from_new_cmds=$lt_[]_LT_AC_TAGVAR(old_archive_from_new_cmds, $1)
4121
4122# Create a temporary old-style archive to link instead of a shared archive.
4123old_archive_from_expsyms_cmds=$lt_[]_LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1)
4124
4125# Commands used to build and install a shared archive.
4126archive_cmds=$lt_[]_LT_AC_TAGVAR(archive_cmds, $1)
4127archive_expsym_cmds=$lt_[]_LT_AC_TAGVAR(archive_expsym_cmds, $1)
4128postinstall_cmds=$lt_postinstall_cmds
4129postuninstall_cmds=$lt_postuninstall_cmds
4130
4131# Commands used to build a loadable module (assumed same as above if empty)
4132module_cmds=$lt_[]_LT_AC_TAGVAR(module_cmds, $1)
4133module_expsym_cmds=$lt_[]_LT_AC_TAGVAR(module_expsym_cmds, $1)
4134
4135# Commands to strip libraries.
4136old_striplib=$lt_old_striplib
4137striplib=$lt_striplib
4138
4139# Dependencies to place before the objects being linked to create a
4140# shared library.
4141predep_objects=$lt_[]_LT_AC_TAGVAR(predep_objects, $1)
4142
4143# Dependencies to place after the objects being linked to create a
4144# shared library.
4145postdep_objects=$lt_[]_LT_AC_TAGVAR(postdep_objects, $1)
4146
4147# Dependencies to place before the objects being linked to create a
4148# shared library.
4149predeps=$lt_[]_LT_AC_TAGVAR(predeps, $1)
4150
4151# Dependencies to place after the objects being linked to create a
4152# shared library.
4153postdeps=$lt_[]_LT_AC_TAGVAR(postdeps, $1)
4154
4155# The library search path used internally by the compiler when linking
4156# a shared library.
4157compiler_lib_search_path=$lt_[]_LT_AC_TAGVAR(compiler_lib_search_path, $1)
4158
4159# Method to check whether dependent libraries are shared objects.
4160deplibs_check_method=$lt_deplibs_check_method
4161
4162# Command to use when deplibs_check_method == file_magic.
4163file_magic_cmd=$lt_file_magic_cmd
4164
4165# Flag that allows shared libraries with undefined symbols to be built.
4166allow_undefined_flag=$lt_[]_LT_AC_TAGVAR(allow_undefined_flag, $1)
4167
4168# Flag that forces no undefined symbols.
4169no_undefined_flag=$lt_[]_LT_AC_TAGVAR(no_undefined_flag, $1)
4170
4171# Commands used to finish a libtool library installation in a directory.
4172finish_cmds=$lt_finish_cmds
4173
4174# Same as above, but a single script fragment to be evaled but not shown.
4175finish_eval=$lt_finish_eval
4176
4177# Take the output of nm and produce a listing of raw symbols and C names.
4178global_symbol_pipe=$lt_lt_cv_sys_global_symbol_pipe
4179
4180# Transform the output of nm in a proper C declaration
4181global_symbol_to_cdecl=$lt_lt_cv_sys_global_symbol_to_cdecl
4182
4183# Transform the output of nm in a C name address pair
4184global_symbol_to_c_name_address=$lt_lt_cv_sys_global_symbol_to_c_name_address
4185
4186# This is the shared library runtime path variable.
4187runpath_var=$runpath_var
4188
4189# This is the shared library path variable.
4190shlibpath_var=$shlibpath_var
4191
4192# Is shlibpath searched before the hard-coded library search path?
4193shlibpath_overrides_runpath=$shlibpath_overrides_runpath
4194
4195# How to hardcode a shared library path into an executable.
4196hardcode_action=$_LT_AC_TAGVAR(hardcode_action, $1)
4197
4198# Whether we should hardcode library paths into libraries.
4199hardcode_into_libs=$hardcode_into_libs
4200
4201# Flag to hardcode \$libdir into a binary during linking.
4202# This must work even if \$libdir does not exist.
4203hardcode_libdir_flag_spec=$lt_[]_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)
4204
4205# If ld is used when linking, flag to hardcode \$libdir into
4206# a binary during linking. This must work even if \$libdir does
4207# not exist.
4208hardcode_libdir_flag_spec_ld=$lt_[]_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)
4209
4210# Whether we need a single -rpath flag with a separated argument.
4211hardcode_libdir_separator=$lt_[]_LT_AC_TAGVAR(hardcode_libdir_separator, $1)
4212
4213# Set to yes if using DIR/libNAME${shared_ext} during linking hardcodes DIR into the
4214# resulting binary.
4215hardcode_direct=$_LT_AC_TAGVAR(hardcode_direct, $1)
4216
4217# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
4218# resulting binary.
4219hardcode_minus_L=$_LT_AC_TAGVAR(hardcode_minus_L, $1)
4220
4221# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
4222# the resulting binary.
4223hardcode_shlibpath_var=$_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)
4224
4225# Set to yes if building a shared library automatically hardcodes DIR into the library
4226# and all subsequent libraries and executables linked against it.
4227hardcode_automatic=$_LT_AC_TAGVAR(hardcode_automatic, $1)
4228
4229# Variables whose values should be saved in libtool wrapper scripts and
4230# restored at relink time.
4231variables_saved_for_relink="$variables_saved_for_relink"
4232
4233# Whether libtool must link a program against all its dependency libraries.
4234link_all_deplibs=$_LT_AC_TAGVAR(link_all_deplibs, $1)
4235
4236# Compile-time system search path for libraries
4237sys_lib_search_path_spec=$lt_sys_lib_search_path_spec
4238
4239# Run-time system search path for libraries
4240sys_lib_dlsearch_path_spec=$lt_sys_lib_dlsearch_path_spec
4241
4242# Fix the shell variable \$srcfile for the compiler.
4243fix_srcfile_path="$_LT_AC_TAGVAR(fix_srcfile_path, $1)"
4244
4245# Set to yes if exported symbols are required.
4246always_export_symbols=$_LT_AC_TAGVAR(always_export_symbols, $1)
4247
4248# The commands to list exported symbols.
4249export_symbols_cmds=$lt_[]_LT_AC_TAGVAR(export_symbols_cmds, $1)
4250
4251# The commands to extract the exported symbol list from a shared archive.
4252extract_expsyms_cmds=$lt_extract_expsyms_cmds
4253
4254# Symbols that should not be listed in the preloaded symbols.
4255exclude_expsyms=$lt_[]_LT_AC_TAGVAR(exclude_expsyms, $1)
4256
4257# Symbols that must always be exported.
4258include_expsyms=$lt_[]_LT_AC_TAGVAR(include_expsyms, $1)
4259
4260ifelse([$1],[],
4261[# ### END LIBTOOL CONFIG],
4262[# ### END LIBTOOL TAG CONFIG: $tagname])
4263
4264__EOF__
4265
4266ifelse([$1],[], [
4267  case $host_os in
4268  aix3*)
4269    cat <<\EOF >> "$cfgfile"
4270
4271# AIX sometimes has problems with the GCC collect2 program.  For some
4272# reason, if we set the COLLECT_NAMES environment variable, the problems
4273# vanish in a puff of smoke.
4274if test "X${COLLECT_NAMES+set}" != Xset; then
4275  COLLECT_NAMES=
4276  export COLLECT_NAMES
4277fi
4278EOF
4279    ;;
4280  esac
4281
4282  # We use sed instead of cat because bash on DJGPP gets confused if
4283  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
4284  # text mode, it properly converts lines to CR/LF.  This bash problem
4285  # is reportedly fixed, but why not run on old versions too?
4286  sed '$q' "$ltmain" >> "$cfgfile" || (rm -f "$cfgfile"; exit 1)
4287
4288  mv -f "$cfgfile" "$ofile" || \
4289    (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
4290  chmod +x "$ofile"
4291])
4292else
4293  # If there is no Makefile yet, we rely on a make rule to execute
4294  # `config.status --recheck' to rerun these tests and create the
4295  # libtool script then.
4296  test -f Makefile && make "$ltmain"
4297fi
4298])# AC_LIBTOOL_CONFIG
4299
4300
4301# AC_LIBTOOL_PROG_COMPILER_NO_RTTI([TAGNAME])
4302# -------------------------------------------
4303AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_NO_RTTI],
4304[AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
4305
4306_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
4307
4308if test "$GCC" = yes; then
4309  _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
4310
4311  AC_LIBTOOL_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
4312    lt_cv_prog_compiler_rtti_exceptions,
4313    [-fno-rtti -fno-exceptions], [],
4314    [_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
4315fi
4316])# AC_LIBTOOL_PROG_COMPILER_NO_RTTI
4317
4318
4319# AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
4320# ---------------------------------
4321AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE],
4322[AC_REQUIRE([AC_CANONICAL_HOST])
4323AC_REQUIRE([AC_PROG_NM])
4324AC_REQUIRE([AC_OBJEXT])
4325# Check for command to grab the raw symbol name followed by C symbol from nm.
4326AC_MSG_CHECKING([command to parse $NM output from $compiler object])
4327AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
4328[
4329# These are sane defaults that work on at least a few old systems.
4330# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
4331
4332# Character class describing NM global symbol codes.
4333symcode='[[BCDEGRST]]'
4334
4335# Regexp to match symbols that can be accessed directly from C.
4336sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
4337
4338# Transform the above into a raw symbol and a C symbol.
4339symxfrm='\1 \2\3 \3'
4340
4341# Transform an extracted symbol line into a proper C declaration
4342lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern int \1;/p'"
4343
4344# Transform an extracted symbol line into symbol name and symbol address
4345lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (lt_ptr) 0},/p' -e 's/^$symcode \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (lt_ptr) \&\2},/p'"
4346
4347# Define system-specific variables.
4348case $host_os in
4349aix*)
4350  symcode='[[BCDT]]'
4351  ;;
4352cygwin* | mingw* | pw32*)
4353  symcode='[[ABCDGISTW]]'
4354  ;;
4355hpux*) # Its linker distinguishes data from code symbols
4356  if test "$host_cpu" = ia64; then
4357    symcode='[[ABCDEGRST]]'
4358  fi
4359  lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
4360  lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (lt_ptr) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (lt_ptr) \&\2},/p'"
4361  ;;
4362irix* | nonstopux*)
4363  symcode='[[BCDEGRST]]'
4364  ;;
4365osf*)
4366  symcode='[[BCDEGQRST]]'
4367  ;;
4368solaris* | sysv5*)
4369  symcode='[[BDT]]'
4370  ;;
4371sysv4)
4372  symcode='[[DFNSTU]]'
4373  ;;
4374esac
4375
4376# Handle CRLF in mingw tool chain
4377opt_cr=
4378case $build_os in
4379mingw*)
4380  opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp
4381  ;;
4382esac
4383
4384# If we're using GNU nm, then use its standard symbol codes.
4385case `$NM -V 2>&1` in
4386*GNU* | *'with BFD'*)
4387  symcode='[[ABCDGISTW]]' ;;
4388esac
4389
4390# Try without a prefix undercore, then with it.
4391for ac_symprfx in "" "_"; do
4392
4393  # Write the raw and C identifiers.
4394  lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[ 	]]\($symcode$symcode*\)[[ 	]][[ 	]]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"
4395
4396  # Check to see that the pipe works correctly.
4397  pipe_works=no
4398
4399  rm -f conftest*
4400  cat > conftest.$ac_ext <<EOF
4401#ifdef __cplusplus
4402extern "C" {
4403#endif
4404char nm_test_var;
4405void nm_test_func(){}
4406#ifdef __cplusplus
4407}
4408#endif
4409int main(){nm_test_var='a';nm_test_func();return(0);}
4410EOF
4411
4412  if AC_TRY_EVAL(ac_compile); then
4413    # Now try to grab the symbols.
4414    nlist=conftest.nm
4415    if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \> $nlist) && test -s "$nlist"; then
4416      # Try sorting and uniquifying the output.
4417      if sort "$nlist" | uniq > "$nlist"T; then
4418	mv -f "$nlist"T "$nlist"
4419      else
4420	rm -f "$nlist"T
4421      fi
4422
4423      # Make sure that we snagged all the symbols we need.
4424      if grep ' nm_test_var$' "$nlist" >/dev/null; then
4425	if grep ' nm_test_func$' "$nlist" >/dev/null; then
4426	  cat <<EOF > conftest.$ac_ext
4427#ifdef __cplusplus
4428extern "C" {
4429#endif
4430
4431EOF
4432	  # Now generate the symbol file.
4433	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | grep -v main >> conftest.$ac_ext'
4434
4435	  cat <<EOF >> conftest.$ac_ext
4436#if defined (__STDC__) && __STDC__
4437# define lt_ptr_t void *
4438#else
4439# define lt_ptr_t char *
4440# define const
4441#endif
4442
4443/* The mapping between symbol names and symbols. */
4444const struct {
4445  const char *name;
4446  lt_ptr_t address;
4447}
4448lt_preloaded_symbols[[]] =
4449{
4450EOF
4451	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (lt_ptr_t) \&\2},/" < "$nlist" | grep -v main >> conftest.$ac_ext
4452	  cat <<\EOF >> conftest.$ac_ext
4453  {0, (lt_ptr_t) 0}
4454};
4455
4456#ifdef __cplusplus
4457}
4458#endif
4459EOF
4460	  # Now try linking the two files.
4461	  mv conftest.$ac_objext conftstm.$ac_objext
4462	  lt_save_LIBS="$LIBS"
4463	  lt_save_CFLAGS="$CFLAGS"
4464	  LIBS="conftstm.$ac_objext"
4465	  CFLAGS="$CFLAGS$_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
4466	  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
4467	    pipe_works=yes
4468	  fi
4469	  LIBS="$lt_save_LIBS"
4470	  CFLAGS="$lt_save_CFLAGS"
4471	else
4472	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
4473	fi
4474      else
4475	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
4476      fi
4477    else
4478      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
4479    fi
4480  else
4481    echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
4482    cat conftest.$ac_ext >&5
4483  fi
4484  rm -f conftest* conftst*
4485
4486  # Do not use the global_symbol_pipe unless it works.
4487  if test "$pipe_works" = yes; then
4488    break
4489  else
4490    lt_cv_sys_global_symbol_pipe=
4491  fi
4492done
4493])
4494if test -z "$lt_cv_sys_global_symbol_pipe"; then
4495  lt_cv_sys_global_symbol_to_cdecl=
4496fi
4497if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
4498  AC_MSG_RESULT(failed)
4499else
4500  AC_MSG_RESULT(ok)
4501fi
4502]) # AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
4503
4504
4505# AC_LIBTOOL_PROG_COMPILER_PIC([TAGNAME])
4506# ---------------------------------------
4507AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_PIC],
4508[_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)=
4509_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4510_LT_AC_TAGVAR(lt_prog_compiler_static, $1)=
4511
4512AC_MSG_CHECKING([for $compiler option to produce PIC])
4513 ifelse([$1],[CXX],[
4514  # C++ specific cases for pic, static, wl, etc.
4515  if test "$GXX" = yes; then
4516    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4517    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4518
4519    case $host_os in
4520    aix*)
4521      # All AIX code is PIC.
4522      if test "$host_cpu" = ia64; then
4523	# AIX 5 now supports IA64 processor
4524	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4525      fi
4526      ;;
4527    amigaos*)
4528      # FIXME: we need at least 68020 code to build shared libraries, but
4529      # adding the `-m68020' flag to GCC prevents building anything better,
4530      # like `-m68040'.
4531      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4532      ;;
4533    beos* | cygwin* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4534      # PIC is the default for these OSes.
4535      ;;
4536    mingw* | os2* | pw32*)
4537      # This hack is so that the source file can tell whether it is being
4538      # built for inclusion in a dll (and should export symbols for example).
4539      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
4540      ;;
4541    darwin* | rhapsody*)
4542      # PIC is the default on this platform
4543      # Common symbols not allowed in MH_DYLIB files
4544      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4545      ;;
4546    *djgpp*)
4547      # DJGPP does not support shared libraries at all
4548      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4549      ;;
4550    sysv4*MP*)
4551      if test -d /usr/nec; then
4552	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4553      fi
4554      ;;
4555    hpux*)
4556      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4557      # not for PA HP-UX.
4558      case "$host_cpu" in
4559      hppa*64*|ia64*)
4560	;;
4561      *)
4562	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4563	;;
4564      esac
4565      ;;
4566    *)
4567      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4568      ;;
4569    esac
4570  else
4571    case $host_os in
4572      aix4* | aix5*)
4573	# All AIX code is PIC.
4574	if test "$host_cpu" = ia64; then
4575	  # AIX 5 now supports IA64 processor
4576	  _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4577	else
4578	  _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4579	fi
4580	;;
4581      chorus*)
4582	case $cc_basename in
4583	cxch68)
4584	  # Green Hills C++ Compiler
4585	  # _LT_AC_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"
4586	  ;;
4587	esac
4588	;;
4589      dgux*)
4590	case $cc_basename in
4591	  ec++)
4592	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4593	    ;;
4594	  ghcx)
4595	    # Green Hills C++ Compiler
4596	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4597	    ;;
4598	  *)
4599	    ;;
4600	esac
4601	;;
4602      freebsd* | kfreebsd*-gnu)
4603	# FreeBSD uses GNU C++
4604	;;
4605      hpux9* | hpux10* | hpux11*)
4606	case $cc_basename in
4607	  CC)
4608	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4609	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
4610	    if test "$host_cpu" != ia64; then
4611	      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4612	    fi
4613	    ;;
4614	  aCC)
4615	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4616	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
4617	    case "$host_cpu" in
4618	    hppa*64*|ia64*)
4619	      # +Z the default
4620	      ;;
4621	    *)
4622	      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4623	      ;;
4624	    esac
4625	    ;;
4626	  *)
4627	    ;;
4628	esac
4629	;;
4630      irix5* | irix6* | nonstopux*)
4631	case $cc_basename in
4632	  CC)
4633	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4634	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4635	    # CC pic flag -KPIC is the default.
4636	    ;;
4637	  *)
4638	    ;;
4639	esac
4640	;;
4641      linux*)
4642	case $cc_basename in
4643	  KCC)
4644	    # KAI C++ Compiler
4645	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4646	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4647	    ;;
4648	  icpc)
4649	    # Intel C++
4650	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4651	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4652	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4653	    ;;
4654	  cxx)
4655	    # Compaq C++
4656	    # Make sure the PIC flag is empty.  It appears that all Alpha
4657	    # Linux and Compaq Tru64 Unix objects are PIC.
4658	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4659	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4660	    ;;
4661	  *)
4662	    ;;
4663	esac
4664	;;
4665      lynxos*)
4666	;;
4667      m88k*)
4668	;;
4669      mvs*)
4670	case $cc_basename in
4671	  cxx)
4672	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4673	    ;;
4674	  *)
4675	    ;;
4676	esac
4677	;;
4678      netbsd*)
4679	;;
4680      osf3* | osf4* | osf5*)
4681	case $cc_basename in
4682	  KCC)
4683	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4684	    ;;
4685	  RCC)
4686	    # Rational C++ 2.4.1
4687	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4688	    ;;
4689	  cxx)
4690	    # Digital/Compaq C++
4691	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4692	    # Make sure the PIC flag is empty.  It appears that all Alpha
4693	    # Linux and Compaq Tru64 Unix objects are PIC.
4694	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4695	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4696	    ;;
4697	  *)
4698	    ;;
4699	esac
4700	;;
4701      psos*)
4702	;;
4703      sco*)
4704	case $cc_basename in
4705	  CC)
4706	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4707	    ;;
4708	  *)
4709	    ;;
4710	esac
4711	;;
4712      solaris*)
4713	case $cc_basename in
4714	  CC)
4715	    # Sun C++ 4.2, 5.x and Centerline C++
4716	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4717	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4718	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4719	    ;;
4720	  gcx)
4721	    # Green Hills C++ Compiler
4722	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4723	    ;;
4724	  *)
4725	    ;;
4726	esac
4727	;;
4728      sunos4*)
4729	case $cc_basename in
4730	  CC)
4731	    # Sun C++ 4.x
4732	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4733	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4734	    ;;
4735	  lcc)
4736	    # Lucid
4737	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4738	    ;;
4739	  *)
4740	    ;;
4741	esac
4742	;;
4743      tandem*)
4744	case $cc_basename in
4745	  NCC)
4746	    # NonStop-UX NCC 3.20
4747	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4748	    ;;
4749	  *)
4750	    ;;
4751	esac
4752	;;
4753      unixware*)
4754	;;
4755      vxworks*)
4756	;;
4757      *)
4758	_LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4759	;;
4760    esac
4761  fi
4762],
4763[
4764  if test "$GCC" = yes; then
4765    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4766    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4767
4768    case $host_os in
4769      aix*)
4770      # All AIX code is PIC.
4771      if test "$host_cpu" = ia64; then
4772	# AIX 5 now supports IA64 processor
4773	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4774      fi
4775      ;;
4776
4777    amigaos*)
4778      # FIXME: we need at least 68020 code to build shared libraries, but
4779      # adding the `-m68020' flag to GCC prevents building anything better,
4780      # like `-m68040'.
4781      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4782      ;;
4783
4784    beos* | cygwin* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4785      # PIC is the default for these OSes.
4786      ;;
4787
4788    mingw* | pw32* | os2*)
4789      # This hack is so that the source file can tell whether it is being
4790      # built for inclusion in a dll (and should export symbols for example).
4791      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
4792      ;;
4793
4794    darwin* | rhapsody*)
4795      # PIC is the default on this platform
4796      # Common symbols not allowed in MH_DYLIB files
4797      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4798      ;;
4799
4800    msdosdjgpp*)
4801      # Just because we use GCC doesn't mean we suddenly get shared libraries
4802      # on systems that don't support them.
4803      _LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4804      enable_shared=no
4805      ;;
4806
4807    sysv4*MP*)
4808      if test -d /usr/nec; then
4809	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4810      fi
4811      ;;
4812
4813    hpux*)
4814      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4815      # not for PA HP-UX.
4816      case "$host_cpu" in
4817      hppa*64*|ia64*)
4818	# +Z the default
4819	;;
4820      *)
4821	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4822	;;
4823      esac
4824      ;;
4825
4826    *)
4827      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4828      ;;
4829    esac
4830  else
4831    # PORTME Check for flag to pass linker flags through the system compiler.
4832    case $host_os in
4833    aix*)
4834      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4835      if test "$host_cpu" = ia64; then
4836	# AIX 5 now supports IA64 processor
4837	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4838      else
4839	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4840      fi
4841      ;;
4842
4843    mingw* | pw32* | os2*)
4844      # This hack is so that the source file can tell whether it is being
4845      # built for inclusion in a dll (and should export symbols for example).
4846      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
4847      ;;
4848
4849    hpux9* | hpux10* | hpux11*)
4850      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4851      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4852      # not for PA HP-UX.
4853      case "$host_cpu" in
4854      hppa*64*|ia64*)
4855	# +Z the default
4856	;;
4857      *)
4858	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4859	;;
4860      esac
4861      # Is there a better lt_prog_compiler_static that works with the bundled CC?
4862      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4863      ;;
4864
4865    irix5* | irix6* | nonstopux*)
4866      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4867      # PIC (with -KPIC) is the default.
4868      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4869      ;;
4870
4871    newsos6)
4872      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4873      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4874      ;;
4875
4876    linux*)
4877      case $CC in
4878      icc* | ecc*)
4879	_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4880	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4881	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4882        ;;
4883      ccc*)
4884        _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4885        # All Alpha code is PIC.
4886        _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4887        ;;
4888      esac
4889      ;;
4890
4891    osf3* | osf4* | osf5*)
4892      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4893      # All OSF/1 code is PIC.
4894      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4895      ;;
4896
4897    sco3.2v5*)
4898      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-Kpic'
4899      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-dn'
4900      ;;
4901
4902    solaris*)
4903      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4904      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4905      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4906      ;;
4907
4908    sunos4*)
4909      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4910      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4911      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4912      ;;
4913
4914    sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
4915      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4916      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4917      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4918      ;;
4919
4920    sysv4*MP*)
4921      if test -d /usr/nec ;then
4922	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4923	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4924      fi
4925      ;;
4926
4927    uts4*)
4928      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4929      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4930      ;;
4931
4932    *)
4933      _LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4934      ;;
4935    esac
4936  fi
4937])
4938AC_MSG_RESULT([$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)])
4939
4940#
4941# Check to make sure the PIC flag actually works.
4942#
4943if test -n "$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)"; then
4944  AC_LIBTOOL_COMPILER_OPTION([if $compiler PIC flag $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1) works],
4945    _LT_AC_TAGVAR(lt_prog_compiler_pic_works, $1),
4946    [$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)ifelse([$1],[],[ -DPIC],[ifelse([$1],[CXX],[ -DPIC],[])])], [],
4947    [case $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1) in
4948     "" | " "*) ;;
4949     *) _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4950     esac],
4951    [_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4952     _LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4953fi
4954case "$host_os" in
4955  # For platforms which do not support PIC, -DPIC is meaningless:
4956  *djgpp*)
4957    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4958    ;;
4959  *)
4960    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)ifelse([$1],[],[ -DPIC],[ifelse([$1],[CXX],[ -DPIC],[])])"
4961    ;;
4962esac
4963])
4964
4965
4966# AC_LIBTOOL_PROG_LD_SHLIBS([TAGNAME])
4967# ------------------------------------
4968# See if the linker supports building shared libraries.
4969AC_DEFUN([AC_LIBTOOL_PROG_LD_SHLIBS],
4970[AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4971ifelse([$1],[CXX],[
4972  _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4973  case $host_os in
4974  aix4* | aix5*)
4975    # If we're using GNU nm, then we don't want the "-C" option.
4976    # -C means demangle to AIX nm, but means don't demangle with GNU nm
4977    if $NM -V 2>&1 | grep 'GNU' > /dev/null; then
4978      _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\[$]2 == "T") || (\[$]2 == "D") || (\[$]2 == "B")) && ([substr](\[$]3,1,1) != ".")) { print \[$]3 } }'\'' | sort -u > $export_symbols'
4979    else
4980      _LT_AC_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'
4981    fi
4982    ;;
4983  pw32*)
4984    _LT_AC_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4985  ;;
4986  cygwin* | mingw*)
4987    _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGS]] /s/.* \([[^ ]]*\)/\1 DATA/'\'' | $SED -e '\''/^[[AITW]] /s/.* //'\'' | sort | uniq > $export_symbols'
4988  ;;
4989  *)
4990    _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4991  ;;
4992  esac
4993],[
4994  runpath_var=
4995  _LT_AC_TAGVAR(allow_undefined_flag, $1)=
4996  _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4997  _LT_AC_TAGVAR(archive_cmds, $1)=
4998  _LT_AC_TAGVAR(archive_expsym_cmds, $1)=
4999  _LT_AC_TAGVAR(old_archive_From_new_cmds, $1)=
5000  _LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1)=
5001  _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=
5002  _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
5003  _LT_AC_TAGVAR(thread_safe_flag_spec, $1)=
5004  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
5005  _LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5006  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
5007  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5008  _LT_AC_TAGVAR(hardcode_minus_L, $1)=no
5009  _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5010  _LT_AC_TAGVAR(link_all_deplibs, $1)=unknown
5011  _LT_AC_TAGVAR(hardcode_automatic, $1)=no
5012  _LT_AC_TAGVAR(module_cmds, $1)=
5013  _LT_AC_TAGVAR(module_expsym_cmds, $1)=
5014  _LT_AC_TAGVAR(always_export_symbols, $1)=no
5015  _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
5016  # include_expsyms should be a list of space-separated symbols to be *always*
5017  # included in the symbol list
5018  _LT_AC_TAGVAR(include_expsyms, $1)=
5019  # exclude_expsyms can be an extended regexp of symbols to exclude
5020  # it will be wrapped by ` (' and `)$', so one must not match beginning or
5021  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
5022  # as well as any symbol that contains `d'.
5023  _LT_AC_TAGVAR(exclude_expsyms, $1)="_GLOBAL_OFFSET_TABLE_"
5024  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
5025  # platforms (ab)use it in PIC code, but their linkers get confused if
5026  # the symbol is explicitly referenced.  Since portable code cannot
5027  # rely on this symbol name, it's probably fine to never include it in
5028  # preloaded symbol tables.
5029  extract_expsyms_cmds=
5030
5031  case $host_os in
5032  cygwin* | mingw* | pw32*)
5033    # FIXME: the MSVC++ port hasn't been tested in a loooong time
5034    # When not using gcc, we currently assume that we are using
5035    # Microsoft Visual C++.
5036    if test "$GCC" != yes; then
5037      with_gnu_ld=no
5038    fi
5039    ;;
5040  openbsd*)
5041    with_gnu_ld=no
5042    ;;
5043  esac
5044
5045  _LT_AC_TAGVAR(ld_shlibs, $1)=yes
5046  if test "$with_gnu_ld" = yes; then
5047    # If archive_cmds runs LD, not CC, wlarc should be empty
5048    wlarc='${wl}'
5049
5050    # See if GNU ld supports shared libraries.
5051    case $host_os in
5052    aix3* | aix4* | aix5*)
5053      # On AIX/PPC, the GNU linker is very broken
5054      if test "$host_cpu" != ia64; then
5055	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5056	cat <<EOF 1>&2
5057
5058*** Warning: the GNU linker, at least up to release 2.9.1, is reported
5059*** to be unable to reliably create shared libraries on AIX.
5060*** Therefore, libtool is disabling shared libraries support.  If you
5061*** really care for shared libraries, you may want to modify your PATH
5062*** so that a non-GNU linker is found, and then restart.
5063
5064EOF
5065      fi
5066      ;;
5067
5068    amigaos*)
5069      _LT_AC_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)'
5070      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5071      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5072
5073      # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
5074      # that the semantics of dynamic libraries on AmigaOS, at least up
5075      # to version 4, is to share data among multiple programs linked
5076      # with the same dynamic library.  Since this doesn't match the
5077      # behavior of shared libraries on other platforms, we can't use
5078      # them.
5079      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5080      ;;
5081
5082    beos*)
5083      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
5084	_LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5085	# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5086	# support --undefined.  This deserves some investigation.  FIXME
5087	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -nostart $compiler_flags $libobjs $deplibs ${wl}-soname $wl$soname -o $lib'
5088      else
5089	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5090      fi
5091      ;;
5092
5093    cygwin* | mingw* | pw32*)
5094      # _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5095      # as there is no search path for DLLs.
5096      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5097      _LT_AC_TAGVAR(allow_undefined_flag, $1)=no
5098      _LT_AC_TAGVAR(always_export_symbols, $1)=no
5099      _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5100      _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGS]] /s/.* \([[^ ]]*\)/\1 DATA/'\'' | $SED -e '\''/^[[AITW]] /s/.* //'\'' | sort | uniq > $export_symbols'
5101
5102      if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
5103        _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs -o $output_objdir/$soname ${wl}--image-base=0x10000000 ${wl}--out-implib,$lib'
5104	# If the export-symbols file already is a .def file (1st line
5105	# is EXPORTS), use it as is; otherwise, prepend...
5106	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5107	  cp $export_symbols $output_objdir/$soname.def;
5108	else
5109	  echo EXPORTS > $output_objdir/$soname.def;
5110	  cat $export_symbols >> $output_objdir/$soname.def;
5111	fi~
5112	$CC -shared $output_objdir/$soname.def $compiler_flags $libobjs $deplibs -o $output_objdir/$soname ${wl}--image-base=0x10000000  ${wl}--out-implib,$lib'
5113      else
5114	ld_shlibs=no
5115      fi
5116      ;;
5117
5118    netbsd*)
5119      if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
5120	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
5121	wlarc=
5122      else
5123	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs ${wl}-soname $wl$soname -o $lib'
5124	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5125      fi
5126      ;;
5127
5128    solaris* | sysv5*)
5129      if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then
5130	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5131	cat <<EOF 1>&2
5132
5133*** Warning: The releases 2.8.* of the GNU linker cannot reliably
5134*** create shared libraries on Solaris systems.  Therefore, libtool
5135*** is disabling shared libraries support.  We urge you to upgrade GNU
5136*** binutils to release 2.9.1 or newer.  Another option is to modify
5137*** your PATH or compiler configuration so that the native linker is
5138*** used, and then restart.
5139
5140EOF
5141      elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
5142	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs ${wl}-soname $wl$soname -o $lib'
5143	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5144      else
5145	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5146      fi
5147      ;;
5148
5149    sunos4*)
5150      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5151      wlarc=
5152      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5153      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5154      ;;
5155
5156    *)
5157      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
5158	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs ${wl}-soname $wl$soname -o $lib'
5159	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5160      else
5161	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5162      fi
5163      ;;
5164    esac
5165
5166    if test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = yes; then
5167      runpath_var=LD_RUN_PATH
5168      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
5169      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5170      # ancient GNU ld didn't support --whole-archive et. al.
5171      if $LD --help 2>&1 | grep 'no-whole-archive' > /dev/null; then
5172 	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5173      else
5174  	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
5175      fi
5176    fi
5177  else
5178    # PORTME fill in a description of your system's linker (not GNU ld)
5179    case $host_os in
5180    aix3*)
5181      _LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5182      _LT_AC_TAGVAR(always_export_symbols, $1)=yes
5183      _LT_AC_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'
5184      # Note: this linker hardcodes the directories in LIBPATH if there
5185      # are no directories specified by -L.
5186      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5187      if test "$GCC" = yes && test -z "$link_static_flag"; then
5188	# Neither direct hardcoding nor static linking is supported with a
5189	# broken collect2.
5190	_LT_AC_TAGVAR(hardcode_direct, $1)=unsupported
5191      fi
5192      ;;
5193
5194    aix4* | aix5*)
5195      if test "$host_cpu" = ia64; then
5196	# On IA64, the linker does run time linking by default, so we don't
5197	# have to do anything special.
5198	aix_use_runtimelinking=no
5199	exp_sym_flag='-Bexport'
5200	no_entry_flag=""
5201      else
5202	# If we're using GNU nm, then we don't want the "-C" option.
5203	# -C means demangle to AIX nm, but means don't demangle with GNU nm
5204	if $NM -V 2>&1 | grep 'GNU' > /dev/null; then
5205	  _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\[$]2 == "T") || (\[$]2 == "D") || (\[$]2 == "B")) && ([substr](\[$]3,1,1) != ".")) { print \[$]3 } }'\'' | sort -u > $export_symbols'
5206	else
5207	  _LT_AC_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'
5208	fi
5209
5210	# KDE requires run time linking.  Make it the default.
5211	aix_use_runtimelinking=yes
5212	exp_sym_flag='-bexport'
5213	no_entry_flag='-bnoentry'
5214      fi
5215
5216      # When large executables or shared objects are built, AIX ld can
5217      # have problems creating the table of contents.  If linking a library
5218      # or program results in "error TOC overflow" add -mminimal-toc to
5219      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5220      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5221
5222      _LT_AC_TAGVAR(archive_cmds, $1)=''
5223      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5224      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=':'
5225      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5226
5227      if test "$GCC" = yes; then
5228	case $host_os in aix4.[012]|aix4.[012].*)
5229	# We only want to do this on AIX 4.2 and lower, the check
5230	# below for broken collect2 doesn't work under 4.3+
5231	  collect2name=`${CC} -print-prog-name=collect2`
5232	  if test -f "$collect2name" && \
5233  	   strings "$collect2name" | grep resolve_lib_name >/dev/null
5234	  then
5235  	  # We have reworked collect2
5236  	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5237	  else
5238  	  # We have old collect2
5239  	  _LT_AC_TAGVAR(hardcode_direct, $1)=unsupported
5240  	  # It fails to find uninstalled libraries when the uninstalled
5241  	  # path is not listed in the libpath.  Setting hardcode_minus_L
5242  	  # to unsupported forces relinking
5243  	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5244  	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5245  	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
5246	  fi
5247	esac
5248	shared_flag='-shared'
5249      else
5250	# not using gcc
5251	if test "$host_cpu" = ia64; then
5252  	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5253  	# chokes on -Wl,-G. The following line is correct:
5254	  shared_flag='-G'
5255	else
5256  	if test "$aix_use_runtimelinking" = yes; then
5257	    shared_flag='-qmkshrobj ${wl}-G'
5258	  else
5259	    shared_flag='-qmkshrobj'
5260  	fi
5261	fi
5262      fi
5263
5264      # Let the compiler handle the export list.
5265      _LT_AC_TAGVAR(always_export_symbols, $1)=no
5266      if test "$aix_use_runtimelinking" = yes; then
5267	# Warning - without using the other runtime loading flags (-brtl),
5268	# -berok will link without error, but may produce a broken library.
5269	_LT_AC_TAGVAR(allow_undefined_flag, $1)='-berok'
5270       # Determine the default libpath from the value encoded in an empty executable.
5271	_LT_AC_SYS_LIBPATH_AIX
5272	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5273	_LT_AC_TAGVAR(archive_cmds, $1)="\$CC"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs `if test "x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; else :; fi` '" $shared_flag"
5274	_LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs `if test "x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5275       else
5276	if test "$host_cpu" = ia64; then
5277	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5278	  _LT_AC_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5279	  _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs ${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
5280	else
5281	 # Determine the default libpath from the value encoded in an empty executable.
5282	 _LT_AC_SYS_LIBPATH_AIX
5283	 _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5284	  # Warning - without using the other run time loading flags,
5285	  # -berok will link without error, but may produce a broken library.
5286	  _LT_AC_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5287	  _LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5288	  # -bexpall does not export symbols beginning with underscore (_)
5289	  _LT_AC_TAGVAR(always_export_symbols, $1)=yes
5290	  # Exported symbols can be pulled into shared objects from archives
5291	  _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=' '
5292	  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
5293	  # This is similar to how AIX traditionally builds it's shared libraries.
5294	  _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $compiler_flags $libobjs $deplibs ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5295	fi
5296      fi
5297      ;;
5298
5299    amigaos*)
5300      _LT_AC_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)'
5301      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5302      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5303      # see comment about different semantics on the GNU ld section
5304      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5305      ;;
5306
5307    bsdi4*)
5308      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5309      ;;
5310
5311    cygwin* | mingw* | pw32*)
5312      # When not using gcc, we currently assume that we are using
5313      # Microsoft Visual C++.
5314      # hardcode_libdir_flag_spec is actually meaningless, as there is
5315      # no search path for DLLs.
5316      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5317      _LT_AC_TAGVAR(allow_undefined_flag, $1)=no
5318      # Tell ltmain to make .lib files, not .a files.
5319      libext=lib
5320      # Tell ltmain to make .dll files, not .so files.
5321      shrext=".dll"
5322      # FIXME: Setting linknames here is a bad hack.
5323      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -o $lib $compiler_flags $libobjs `echo "$deplibs" | $SED -e '\''s/ -lc$//'\''` -link -dll~linknames='
5324      # The linker will automatically build a .lib file if we build a DLL.
5325      _LT_AC_TAGVAR(old_archive_From_new_cmds, $1)='true'
5326      # FIXME: Should let the user specify the lib program.
5327      _LT_AC_TAGVAR(old_archive_cmds, $1)='lib /OUT:$oldlib$oldobjs$old_deplibs'
5328      fix_srcfile_path='`cygpath -w "$srcfile"`'
5329      _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5330      ;;
5331
5332    darwin* | rhapsody*)
5333    if test "$GXX" = yes ; then
5334      _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
5335      case "$host_os" in
5336      rhapsody* | darwin1.[[012]])
5337	_LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-undefined -Wl,suppress'
5338	;;
5339      *) # Darwin 1.3 on
5340	if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
5341	  _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-flat_namespace -Wl,-undefined -Wl,suppress'
5342	else
5343	  case ${MACOSX_DEPLOYMENT_TARGET} in
5344	    10.[012])
5345	      _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-flat_namespace -Wl,-undefined -Wl,suppress'
5346	      ;;
5347	    10.*)
5348	      _LT_AC_TAGVAR(allow_undefined_flag, $1)='-Wl,-undefined -Wl,dynamic_lookup'
5349	      ;;
5350	  esac
5351	fi
5352	;;
5353      esac
5354    	lt_int_apple_cc_single_mod=no
5355    	output_verbose_link_cmd='echo'
5356    	if $CC -dumpspecs 2>&1 | grep 'single_module' >/dev/null ; then
5357    	  lt_int_apple_cc_single_mod=yes
5358    	fi
5359    	if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
5360    	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -dynamiclib -single_module $allow_undefined_flag -o $lib $compiler_flags $libobjs $deplibs -install_name $rpath/$soname $verstring'
5361    	else
5362        _LT_AC_TAGVAR(archive_cmds, $1)='$CC -r ${wl}-bind_at_load -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $compiler_flags $deplibs -install_name $rpath/$soname $verstring'
5363      fi
5364      _LT_AC_TAGVAR(module_cmds, $1)='$CC ${wl}-bind_at_load $allow_undefined_flag -o $lib -bundle $compiler_flags $libobjs $deplibs'
5365      # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin ld's
5366        if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
5367          _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -dynamiclib -single_module $allow_undefined_flag -o $lib $compiler_flags $libobjs $deplibs -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
5368        else
5369          _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -r ${wl}-bind_at_load -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $compiler_flags $deplibs -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
5370        fi
5371          _LT_AC_TAGVAR(module_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC $allow_undefined_flag  -o $lib -bundle $compiler_flags $libobjs $deplibs~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
5372      _LT_AC_TAGVAR(hardcode_direct, $1)=no
5373      _LT_AC_TAGVAR(hardcode_automatic, $1)=yes
5374      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5375      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)='-all_load $convenience'
5376      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5377    else
5378      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5379    fi
5380      ;;
5381
5382    dgux*)
5383      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5384      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5385      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5386      ;;
5387
5388    freebsd1*)
5389      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5390      ;;
5391
5392    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5393    # support.  Future versions do this automatically, but an explicit c++rt0.o
5394    # does not break anything, and helps significantly (at the cost of a little
5395    # extra space).
5396    freebsd2.2*)
5397      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5398      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5399      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5400      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5401      ;;
5402
5403    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5404    freebsd2*)
5405      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5406      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5407      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5408      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5409      ;;
5410
5411    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5412    freebsd* | kfreebsd*-gnu)
5413      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $compiler_flags $libobjs $deplibs'
5414      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5415      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5416      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5417      ;;
5418
5419    hpux9*)
5420      if test "$GCC" = yes; then
5421	_LT_AC_TAGVAR(archive_cmds, $1)='$rm $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $compiler_flags $libobjs $deplibs~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5422      else
5423	_LT_AC_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'
5424      fi
5425      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5426      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5427      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5428
5429      # hardcode_minus_L: Not really in the search PATH,
5430      # but as the default location of the library.
5431      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5432      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5433      ;;
5434
5435    hpux10* | hpux11*)
5436      if test "$GCC" = yes -a "$with_gnu_ld" = no; then
5437	case "$host_cpu" in
5438	hppa*64*|ia64*)
5439	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $compiler_flags $libobjs $deplibs'
5440	  ;;
5441	*)
5442	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $compiler_flags $libobjs $deplibs'
5443	  ;;
5444	esac
5445      else
5446	case "$host_cpu" in
5447	hppa*64*|ia64*)
5448	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname -o $lib $libobjs $deplibs $linker_flags'
5449	  ;;
5450	*)
5451	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5452	  ;;
5453	esac
5454      fi
5455      if test "$with_gnu_ld" = no; then
5456	case "$host_cpu" in
5457	hppa*64*)
5458	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5459	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
5460	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5461	  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5462	  _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5463	  ;;
5464	ia64*)
5465	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5466	  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5467	  _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5468
5469	  # hardcode_minus_L: Not really in the search PATH,
5470	  # but as the default location of the library.
5471	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5472	  ;;
5473	*)
5474	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5475	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5476	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5477	  _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5478
5479	  # hardcode_minus_L: Not really in the search PATH,
5480	  # but as the default location of the library.
5481	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5482	  ;;
5483	esac
5484      fi
5485      ;;
5486
5487    irix5* | irix6* | nonstopux*)
5488      if test "$GCC" = yes; then
5489	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $compiler_flags $libobjs $deplibs ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5490      else
5491	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib'
5492	_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
5493      fi
5494      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5495      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5496      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5497      ;;
5498
5499    netbsd*)
5500      if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
5501	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5502      else
5503	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5504      fi
5505      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5506      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5507      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5508      ;;
5509
5510    newsos6)
5511      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5512      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5513      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5514      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5515      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5516      ;;
5517
5518    openbsd*)
5519      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5520      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5521      if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
5522	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $compiler_flags $libobjs $deplibs'
5523	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5524	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5525      else
5526       case $host_os in
5527	 openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
5528	   _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5529	   _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5530	   ;;
5531	 *)
5532	   _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $compiler_flags $libobjs $deplibs'
5533	   _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5534	   ;;
5535       esac
5536      fi
5537      ;;
5538
5539    os2*)
5540      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5541      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5542      _LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5543      _LT_AC_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 $compiler_flags $libobjs $deplibs$output_objdir/$libname.def'
5544      _LT_AC_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5545      ;;
5546
5547    osf3*)
5548      if test "$GCC" = yes; then
5549	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5550	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $compiler_flags $libobjs $deplibs ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5551      else
5552	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5553	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib'
5554      fi
5555      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5556      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5557      ;;
5558
5559    osf4* | osf5*)	# as osf3* with the addition of -msym flag
5560      if test "$GCC" = yes; then
5561	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5562	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $compiler_flags $libobjs $deplibs ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5563	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5564      else
5565	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5566	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib'
5567	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; echo "-hidden">> $lib.exp~
5568	$LD -shared${allow_undefined_flag} -input $lib.exp $linker_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib~$rm $lib.exp'
5569
5570	# Both c and cxx compiler support -rpath directly
5571	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5572      fi
5573      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5574      ;;
5575
5576    sco3.2v5*)
5577      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5578      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5579      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5580      runpath_var=LD_RUN_PATH
5581      hardcode_runpath_var=yes
5582      ;;
5583
5584    solaris*)
5585      _LT_AC_TAGVAR(no_undefined_flag, $1)=' -z text'
5586      if test "$GCC" = yes; then
5587	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h ${wl}$soname -o $lib $compiler_flags $libobjs $deplibs'
5588	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
5589	  $CC -shared ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $compiler_flags $libobjs $deplibs~$rm $lib.exp'
5590      else
5591	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5592	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
5593  	$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
5594      fi
5595      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5596      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5597      case $host_os in
5598      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5599      *) # Supported since Solaris 2.6 (maybe 2.5.1?)
5600	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract' ;;
5601      esac
5602      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5603      ;;
5604
5605    sunos4*)
5606      if test "x$host_vendor" = xsequent; then
5607	# Use $CC to link under sequent, because it throws in some extra .o
5608	# files that make .init and .fini sections work.
5609	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $compiler_flags $libobjs $deplibs'
5610      else
5611	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5612      fi
5613      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5614      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5615      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5616      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5617      ;;
5618
5619    sysv4)
5620      case $host_vendor in
5621	sni)
5622	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5623	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5624	;;
5625	siemens)
5626	  ## LD is ld it makes a PLAMLIB
5627	  ## CC just makes a GrossModule.
5628	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5629	  _LT_AC_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5630	  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5631        ;;
5632	motorola)
5633	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5634	  _LT_AC_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5635	;;
5636      esac
5637      runpath_var='LD_RUN_PATH'
5638      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5639      ;;
5640
5641    sysv4.3*)
5642      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5643      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5644      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5645      ;;
5646
5647    sysv4*MP*)
5648      if test -d /usr/nec; then
5649	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5650	_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5651	runpath_var=LD_RUN_PATH
5652	hardcode_runpath_var=yes
5653	_LT_AC_TAGVAR(ld_shlibs, $1)=yes
5654      fi
5655      ;;
5656
5657    sysv4.2uw2*)
5658      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5659      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5660      _LT_AC_TAGVAR(hardcode_minus_L, $1)=no
5661      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5662      hardcode_runpath_var=yes
5663      runpath_var=LD_RUN_PATH
5664      ;;
5665
5666   sysv5OpenUNIX8* | sysv5UnixWare7* |  sysv5uw[[78]]* | unixware7*)
5667      _LT_AC_TAGVAR(no_undefined_flag, $1)='${wl}-z ${wl}text'
5668      if test "$GCC" = yes; then
5669	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h ${wl}$soname -o $lib $compiler_flags $libobjs $deplibs'
5670      else
5671	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h ${wl}$soname -o $lib $compiler_flags $libobjs $deplibs'
5672      fi
5673      runpath_var='LD_RUN_PATH'
5674      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5675      ;;
5676
5677    sysv5*)
5678      _LT_AC_TAGVAR(no_undefined_flag, $1)=' -z text'
5679      # $CC -shared without GNU ld will not create a library from C++
5680      # object files and a static libstdc++, better avoid it by now
5681      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5682      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
5683  		$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
5684      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
5685      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5686      runpath_var='LD_RUN_PATH'
5687      ;;
5688
5689    uts4*)
5690      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5691      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5692      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5693      ;;
5694
5695    *)
5696      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5697      ;;
5698    esac
5699  fi
5700])
5701AC_MSG_RESULT([$_LT_AC_TAGVAR(ld_shlibs, $1)])
5702test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5703
5704variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
5705if test "$GCC" = yes; then
5706  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
5707fi
5708
5709#
5710# Do we need to explicitly link libc?
5711#
5712case "x$_LT_AC_TAGVAR(archive_cmds_need_lc, $1)" in
5713x|xyes)
5714  # Assume -lc should be added
5715  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
5716
5717  if test "$enable_shared" = yes && test "$GCC" = yes; then
5718    case $_LT_AC_TAGVAR(archive_cmds, $1) in
5719    *'~'*)
5720      # FIXME: we may have to deal with multi-command sequences.
5721      ;;
5722    '$CC '*)
5723      # Test whether the compiler implicitly links with -lc since on some
5724      # systems, -lgcc has to come before -lc. If gcc already passes -lc
5725      # to ld, don't add -lc before -lgcc.
5726      AC_MSG_CHECKING([whether -lc should be explicitly linked in])
5727      $rm conftest*
5728      printf "$lt_simple_compile_test_code" > conftest.$ac_ext
5729
5730      if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5731        soname=conftest
5732        lib=conftest
5733        libobjs=conftest.$ac_objext
5734        deplibs=
5735        wl=$_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)
5736        compiler_flags=-v
5737        linker_flags=-v
5738        verstring=
5739        output_objdir=.
5740        libname=conftest
5741        lt_save_allow_undefined_flag=$_LT_AC_TAGVAR(allow_undefined_flag, $1)
5742        _LT_AC_TAGVAR(allow_undefined_flag, $1)=
5743        if AC_TRY_EVAL(_LT_AC_TAGVAR(archive_cmds, $1) 2\>\&1 \| grep \" -lc \" \>/dev/null 2\>\&1)
5744        then
5745	  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
5746        else
5747	  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
5748        fi
5749        _LT_AC_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5750      else
5751        cat conftest.err 1>&5
5752      fi
5753      $rm conftest*
5754      AC_MSG_RESULT([$_LT_AC_TAGVAR(archive_cmds_need_lc, $1)])
5755      ;;
5756    esac
5757  fi
5758  ;;
5759esac
5760])# AC_LIBTOOL_PROG_LD_SHLIBS
5761
5762
5763# _LT_AC_FILE_LTDLL_C
5764# -------------------
5765# Be careful that the start marker always follows a newline.
5766AC_DEFUN([_LT_AC_FILE_LTDLL_C], [
5767# /* ltdll.c starts here */
5768# #define WIN32_LEAN_AND_MEAN
5769# #include <windows.h>
5770# #undef WIN32_LEAN_AND_MEAN
5771# #include <stdio.h>
5772#
5773# #ifndef __CYGWIN__
5774# #  ifdef __CYGWIN32__
5775# #    define __CYGWIN__ __CYGWIN32__
5776# #  endif
5777# #endif
5778#
5779# #ifdef __cplusplus
5780# extern "C" {
5781# #endif
5782# BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
5783# #ifdef __cplusplus
5784# }
5785# #endif
5786#
5787# #ifdef __CYGWIN__
5788# #include <cygwin/cygwin_dll.h>
5789# DECLARE_CYGWIN_DLL( DllMain );
5790# #endif
5791# HINSTANCE __hDllInstance_base;
5792#
5793# BOOL APIENTRY
5794# DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
5795# {
5796#   __hDllInstance_base = hInst;
5797#   return TRUE;
5798# }
5799# /* ltdll.c ends here */
5800])# _LT_AC_FILE_LTDLL_C
5801
5802
5803# _LT_AC_TAGVAR(VARNAME, [TAGNAME])
5804# ---------------------------------
5805AC_DEFUN([_LT_AC_TAGVAR], [ifelse([$2], [], [$1], [$1_$2])])
5806
5807
5808# old names
5809AC_DEFUN([AM_PROG_LIBTOOL],   [AC_PROG_LIBTOOL])
5810AC_DEFUN([AM_ENABLE_SHARED],  [AC_ENABLE_SHARED($@)])
5811AC_DEFUN([AM_ENABLE_STATIC],  [AC_ENABLE_STATIC($@)])
5812AC_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
5813AC_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
5814AC_DEFUN([AM_PROG_LD],        [AC_PROG_LD])
5815AC_DEFUN([AM_PROG_NM],        [AC_PROG_NM])
5816
5817# This is just to silence aclocal about the macro not being used
5818ifelse([AC_DISABLE_FAST_INSTALL])
5819
5820AC_DEFUN([LT_AC_PROG_GCJ],
5821[AC_CHECK_TOOL(GCJ, gcj, no)
5822  test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
5823  AC_SUBST(GCJFLAGS)
5824])
5825
5826AC_DEFUN([LT_AC_PROG_RC],
5827[AC_CHECK_TOOL(RC, windres, no)
5828])
5829
5830############################################################
5831# NOTE: This macro has been submitted for inclusion into   #
5832#  GNU Autoconf as AC_PROG_SED.  When it is available in   #
5833#  a released version of Autoconf we should remove this    #
5834#  macro and use it instead.                               #
5835############################################################
5836# LT_AC_PROG_SED
5837# --------------
5838# Check for a fully-functional sed program, that truncates
5839# as few characters as possible.  Prefer GNU sed if found.
5840AC_DEFUN([LT_AC_PROG_SED],
5841[AC_MSG_CHECKING([for a sed that does not truncate output])
5842AC_CACHE_VAL(lt_cv_path_SED,
5843[# Loop through the user's path and test for sed and gsed.
5844# Then use that list of sed's as ones to test for truncation.
5845as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
5846for as_dir in $PATH
5847do
5848  IFS=$as_save_IFS
5849  test -z "$as_dir" && as_dir=.
5850  for lt_ac_prog in sed gsed; do
5851    for ac_exec_ext in '' $ac_executable_extensions; do
5852      if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
5853        lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
5854      fi
5855    done
5856  done
5857done
5858lt_ac_max=0
5859lt_ac_count=0
5860# Add /usr/xpg4/bin/sed as it is typically found on Solaris
5861# along with /bin/sed that truncates output.
5862for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
5863  test ! -f $lt_ac_sed && break
5864  cat /dev/null > conftest.in
5865  lt_ac_count=0
5866  echo $ECHO_N "0123456789$ECHO_C" >conftest.in
5867  # Check for GNU sed and select it if it is found.
5868  if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
5869    lt_cv_path_SED=$lt_ac_sed
5870    break
5871  fi
5872  while true; do
5873    cat conftest.in conftest.in >conftest.tmp
5874    mv conftest.tmp conftest.in
5875    cp conftest.in conftest.nl
5876    echo >>conftest.nl
5877    $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
5878    cmp -s conftest.out conftest.nl || break
5879    # 10000 chars as input seems more than enough
5880    test $lt_ac_count -gt 10 && break
5881    lt_ac_count=`expr $lt_ac_count + 1`
5882    if test $lt_ac_count -gt $lt_ac_max; then
5883      lt_ac_max=$lt_ac_count
5884      lt_cv_path_SED=$lt_ac_sed
5885    fi
5886  done
5887done
5888])
5889SED=$lt_cv_path_SED
5890AC_MSG_RESULT([$SED])
5891])
5892