1# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
2## Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004
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,
19## USA.
20##
21## As a special exception to the GNU General Public License, if you
22## distribute this file as part of a program that contains a
23## configuration script generated by Autoconf, you may include it under
24## the same distribution terms that you use for the rest of that program.
25
26# serial 47 AC_PROG_LIBTOOL
27
28
29# AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED)
30# -----------------------------------------------------------
31# If this macro is not defined by Autoconf, define it here.
32m4_ifdef([AC_PROVIDE_IFELSE],
33         [],
34         [m4_define([AC_PROVIDE_IFELSE],
35	         [m4_ifdef([AC_PROVIDE_$1],
36		           [$2], [$3])])])
37
38
39# AC_PROG_LIBTOOL
40# ---------------
41AC_DEFUN([AC_PROG_LIBTOOL],
42[AC_REQUIRE([_AC_PROG_LIBTOOL])dnl
43dnl If AC_PROG_CXX has already been expanded, run AC_LIBTOOL_CXX
44dnl immediately, otherwise, hook it in at the end of AC_PROG_CXX.
45  AC_PROVIDE_IFELSE([AC_PROG_CXX],
46    [AC_LIBTOOL_CXX],
47    [define([AC_PROG_CXX], defn([AC_PROG_CXX])[AC_LIBTOOL_CXX
48  ])])
49dnl And a similar setup for Fortran 77 support
50  AC_PROVIDE_IFELSE([AC_PROG_F77],
51    [AC_LIBTOOL_F77],
52    [define([AC_PROG_F77], defn([AC_PROG_F77])[AC_LIBTOOL_F77
53])])
54
55dnl Quote A][M_PROG_GCJ so that aclocal doesn't bring it in needlessly.
56dnl If either AC_PROG_GCJ or A][M_PROG_GCJ have already been expanded, run
57dnl AC_LIBTOOL_GCJ immediately, otherwise, hook it in at the end of both.
58  AC_PROVIDE_IFELSE([AC_PROG_GCJ],
59    [AC_LIBTOOL_GCJ],
60    [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
61      [AC_LIBTOOL_GCJ],
62      [AC_PROVIDE_IFELSE([LT_AC_PROG_GCJ],
63	[AC_LIBTOOL_GCJ],
64      [ifdef([AC_PROG_GCJ],
65	     [define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[AC_LIBTOOL_GCJ])])
66       ifdef([A][M_PROG_GCJ],
67	     [define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[AC_LIBTOOL_GCJ])])
68       ifdef([LT_AC_PROG_GCJ],
69	     [define([LT_AC_PROG_GCJ],
70		defn([LT_AC_PROG_GCJ])[AC_LIBTOOL_GCJ])])])])
71])])# AC_PROG_LIBTOOL
72
73
74# _AC_PROG_LIBTOOL
75# ----------------
76AC_DEFUN([_AC_PROG_LIBTOOL],
77[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
78AC_BEFORE([$0],[AC_LIBTOOL_CXX])dnl
79AC_BEFORE([$0],[AC_LIBTOOL_F77])dnl
80AC_BEFORE([$0],[AC_LIBTOOL_GCJ])dnl
81
82# This can be used to rebuild libtool when needed
83LIBTOOL_DEPS="$ac_aux_dir/ltmain.sh"
84
85# Always use our own libtool.
86LIBTOOL='$(SHELL) $(top_builddir)/libtool'
87AC_SUBST(LIBTOOL)dnl
88
89# Prevent multiple expansion
90define([AC_PROG_LIBTOOL], [])
91])# _AC_PROG_LIBTOOL
92
93
94# AC_LIBTOOL_SETUP
95# ----------------
96AC_DEFUN([AC_LIBTOOL_SETUP],
97[AC_PREREQ(2.50)dnl
98AC_REQUIRE([AC_ENABLE_SHARED])dnl
99AC_REQUIRE([AC_ENABLE_STATIC])dnl
100AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
101AC_REQUIRE([AC_CANONICAL_HOST])dnl
102AC_REQUIRE([AC_CANONICAL_BUILD])dnl
103AC_REQUIRE([AC_PROG_CC])dnl
104AC_REQUIRE([AC_PROG_LD])dnl
105AC_REQUIRE([AC_PROG_LD_RELOAD_FLAG])dnl
106AC_REQUIRE([AC_PROG_NM])dnl
107
108AC_REQUIRE([AC_PROG_LN_S])dnl
109AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl
110# Autoconf 2.13's AC_OBJEXT and AC_EXEEXT macros only works for C compilers!
111AC_REQUIRE([AC_OBJEXT])dnl
112AC_REQUIRE([AC_EXEEXT])dnl
113dnl
114
115AC_LIBTOOL_SYS_MAX_CMD_LEN
116AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
117AC_LIBTOOL_OBJDIR
118
119AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
120_LT_AC_PROG_ECHO_BACKSLASH
121
122case $host_os in
123aix3*)
124  # AIX sometimes has problems with the GCC collect2 program.  For some
125  # reason, if we set the COLLECT_NAMES environment variable, the problems
126  # vanish in a puff of smoke.
127  if test "X${COLLECT_NAMES+set}" != Xset; then
128    COLLECT_NAMES=
129    export COLLECT_NAMES
130  fi
131  ;;
132esac
133
134# Sed substitution that helps us do robust quoting.  It backslashifies
135# metacharacters that are still active within double-quoted strings.
136Xsed='sed -e s/^X//'
137[sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g']
138
139# Same as above, but do not quote variable references.
140[double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g']
141
142# Sed substitution to delay expansion of an escaped shell variable in a
143# double_quote_subst'ed string.
144delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
145
146# Sed substitution to avoid accidental globbing in evaled expressions
147no_glob_subst='s/\*/\\\*/g'
148
149# Constants:
150rm="rm -f"
151
152# Global variables:
153default_ofile=libtool
154can_build_shared=yes
155
156# All known linkers require a `.a' archive for static linking (except M$VC,
157# which needs '.lib').
158libext=a
159ltmain="$ac_aux_dir/ltmain.sh"
160ofile="$default_ofile"
161with_gnu_ld="$lt_cv_prog_gnu_ld"
162
163AC_CHECK_TOOL(AR, ar, false)
164AC_CHECK_TOOL(RANLIB, ranlib, :)
165AC_CHECK_TOOL(STRIP, strip, :)
166
167old_CC="$CC"
168old_CFLAGS="$CFLAGS"
169
170# Set sane defaults for various variables
171test -z "$AR" && AR=ar
172test -z "$AR_FLAGS" && AR_FLAGS=cru
173test -z "$AS" && AS=as
174test -z "$CC" && CC=cc
175test -z "$LTCC" && LTCC=$CC
176test -z "$DLLTOOL" && DLLTOOL=dlltool
177test -z "$LD" && LD=ld
178test -z "$LN_S" && LN_S="ln -s"
179test -z "$MAGIC_CMD" && MAGIC_CMD=file
180test -z "$NM" && NM=nm
181test -z "$SED" && SED=sed
182test -z "$OBJDUMP" && OBJDUMP=objdump
183test -z "$RANLIB" && RANLIB=:
184test -z "$STRIP" && STRIP=:
185test -z "$ac_objext" && ac_objext=o
186
187# Determine commands to create old-style static archives.
188old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs'
189old_postinstall_cmds='chmod 644 $oldlib'
190old_postuninstall_cmds=
191
192if test -n "$RANLIB"; then
193  case $host_os in
194  openbsd*)
195    old_postinstall_cmds="\$RANLIB -t \$oldlib~$old_postinstall_cmds"
196    ;;
197  *)
198    old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
199    ;;
200  esac
201  old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
202fi
203
204cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
205
206# Only perform the check for file, if the check method requires it
207case $deplibs_check_method in
208file_magic*)
209  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
210    AC_PATH_MAGIC
211  fi
212  ;;
213esac
214
215AC_PROVIDE_IFELSE([AC_LIBTOOL_DLOPEN], enable_dlopen=yes, enable_dlopen=no)
216AC_PROVIDE_IFELSE([AC_LIBTOOL_WIN32_DLL],
217enable_win32_dll=yes, enable_win32_dll=no)
218
219AC_ARG_ENABLE([libtool-lock],
220    [AC_HELP_STRING([--disable-libtool-lock],
221	[avoid locking (might break parallel builds)])])
222test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
223
224AC_ARG_WITH([pic],
225    [AC_HELP_STRING([--with-pic],
226	[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
227    [pic_mode="$withval"],
228    [pic_mode=default])
229test -z "$pic_mode" && pic_mode=default
230
231# Use C for the default configuration in the libtool script
232tagname=
233AC_LIBTOOL_LANG_C_CONFIG
234_LT_AC_TAGCONFIG
235])# AC_LIBTOOL_SETUP
236
237
238# _LT_AC_SYS_COMPILER
239# -------------------
240AC_DEFUN([_LT_AC_SYS_COMPILER],
241[AC_REQUIRE([AC_PROG_CC])dnl
242
243# If no C compiler was specified, use CC.
244LTCC=${LTCC-"$CC"}
245
246# Allow CC to be a program name with arguments.
247compiler=$CC
248])# _LT_AC_SYS_COMPILER
249
250
251# _LT_AC_SYS_LIBPATH_AIX
252# ----------------------
253# Links a minimal program and checks the executable
254# for the system default hardcoded library path. In most cases,
255# this is /usr/lib:/lib, but when the MPI compilers are used
256# the location of the communication and MPI libs are included too.
257# If we don't find anything, use the default library path according
258# to the aix ld manual.
259AC_DEFUN([_LT_AC_SYS_LIBPATH_AIX],
260[AC_LINK_IFELSE(AC_LANG_PROGRAM,[
261aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
262}'`
263# Check for a 64-bit object if we didn't find anything.
264if test -z "$aix_libpath"; then aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
265}'`; fi],[])
266if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
267])# _LT_AC_SYS_LIBPATH_AIX
268
269
270# _LT_AC_SHELL_INIT(ARG)
271# ----------------------
272AC_DEFUN([_LT_AC_SHELL_INIT],
273[ifdef([AC_DIVERSION_NOTICE],
274	     [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)],
275	 [AC_DIVERT_PUSH(NOTICE)])
276$1
277AC_DIVERT_POP
278])# _LT_AC_SHELL_INIT
279
280
281# _LT_AC_PROG_ECHO_BACKSLASH
282# --------------------------
283# Add some code to the start of the generated configure script which
284# will find an echo command which doesn't interpret backslashes.
285AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH],
286[_LT_AC_SHELL_INIT([
287# Check that we are running under the correct shell.
288SHELL=${CONFIG_SHELL-/bin/sh}
289
290case X$ECHO in
291X*--fallback-echo)
292  # Remove one level of quotation (which was required for Make).
293  ECHO=`echo "$ECHO" | sed 's,\\\\\[$]\\[$]0,'[$]0','`
294  ;;
295esac
296
297echo=${ECHO-echo}
298if test "X[$]1" = X--no-reexec; then
299  # Discard the --no-reexec flag, and continue.
300  shift
301elif test "X[$]1" = X--fallback-echo; then
302  # Avoid inline document here, it may be left over
303  :
304elif test "X`($echo '\t') 2>/dev/null`" = 'X\t' ; then
305  # Yippee, $echo works!
306  :
307else
308  # Restart under the correct shell.
309  exec $SHELL "[$]0" --no-reexec ${1+"[$]@"}
310fi
311
312if test "X[$]1" = X--fallback-echo; then
313  # used as fallback echo
314  shift
315  cat <<EOF
316[$]*
317EOF
318  exit 0
319fi
320
321# The HP-UX ksh and POSIX shell print the target directory to stdout
322# if CDPATH is set.
323(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
324
325if test -z "$ECHO"; then
326if test "X${echo_test_string+set}" != Xset; then
327# find a string as large as possible, as long as the shell can cope with it
328  for cmd in 'sed 50q "[$]0"' 'sed 20q "[$]0"' 'sed 10q "[$]0"' 'sed 2q "[$]0"' 'echo test'; do
329    # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
330    if (echo_test_string="`eval $cmd`") 2>/dev/null &&
331       echo_test_string="`eval $cmd`" &&
332       (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null
333    then
334      break
335    fi
336  done
337fi
338
339if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
340   echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
341   test "X$echo_testing_string" = "X$echo_test_string"; then
342  :
343else
344  # The Solaris, AIX, and Digital Unix default echo programs unquote
345  # backslashes.  This makes it impossible to quote backslashes using
346  #   echo "$something" | sed 's/\\/\\\\/g'
347  #
348  # So, first we look for a working echo in the user's PATH.
349
350  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
351  for dir in $PATH /usr/ucb; do
352    IFS="$lt_save_ifs"
353    if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
354       test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
355       echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` &&
356       test "X$echo_testing_string" = "X$echo_test_string"; then
357      echo="$dir/echo"
358      break
359    fi
360  done
361  IFS="$lt_save_ifs"
362
363  if test "X$echo" = Xecho; then
364    # We didn't find a better echo, so look for alternatives.
365    if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
366       echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` &&
367       test "X$echo_testing_string" = "X$echo_test_string"; then
368      # This shell has a builtin print -r that does the trick.
369      echo='print -r'
370    elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
371	 test "X$CONFIG_SHELL" != X/bin/ksh; then
372      # If we have ksh, try running configure again with it.
373      ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
374      export ORIGINAL_CONFIG_SHELL
375      CONFIG_SHELL=/bin/ksh
376      export CONFIG_SHELL
377      exec $CONFIG_SHELL "[$]0" --no-reexec ${1+"[$]@"}
378    else
379      # Try using printf.
380      echo='printf %s\n'
381      if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
382	 echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
383	 test "X$echo_testing_string" = "X$echo_test_string"; then
384	# Cool, printf works
385	:
386      elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
387	   test "X$echo_testing_string" = 'X\t' &&
388	   echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
389	   test "X$echo_testing_string" = "X$echo_test_string"; then
390	CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL
391	export CONFIG_SHELL
392	SHELL="$CONFIG_SHELL"
393	export SHELL
394	echo="$CONFIG_SHELL [$]0 --fallback-echo"
395      elif echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
396	   test "X$echo_testing_string" = 'X\t' &&
397	   echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
398	   test "X$echo_testing_string" = "X$echo_test_string"; then
399	echo="$CONFIG_SHELL [$]0 --fallback-echo"
400      else
401	# maybe with a smaller string...
402	prev=:
403
404	for cmd in 'echo test' 'sed 2q "[$]0"' 'sed 10q "[$]0"' 'sed 20q "[$]0"' 'sed 50q "[$]0"'; do
405	  if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null
406	  then
407	    break
408	  fi
409	  prev="$cmd"
410	done
411
412	if test "$prev" != 'sed 50q "[$]0"'; then
413	  echo_test_string=`eval $prev`
414	  export echo_test_string
415	  exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "[$]0" ${1+"[$]@"}
416	else
417	  # Oops.  We lost completely, so just stick with echo.
418	  echo=echo
419	fi
420      fi
421    fi
422  fi
423fi
424fi
425
426# Copy echo and quote the copy suitably for passing to libtool from
427# the Makefile, instead of quoting the original, which is used later.
428ECHO=$echo
429if test "X$ECHO" = "X$CONFIG_SHELL [$]0 --fallback-echo"; then
430   ECHO="$CONFIG_SHELL \\\$\[$]0 --fallback-echo"
431fi
432
433AC_SUBST(ECHO)
434])])# _LT_AC_PROG_ECHO_BACKSLASH
435
436
437# _LT_AC_LOCK
438# -----------
439AC_DEFUN([_LT_AC_LOCK],
440[AC_ARG_ENABLE([libtool-lock],
441    [AC_HELP_STRING([--disable-libtool-lock],
442	[avoid locking (might break parallel builds)])])
443test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
444
445# Some flags need to be propagated to the compiler or linker for good
446# libtool support.
447case $host in
448ia64-*-hpux*)
449  # Find out which ABI we are using.
450  echo 'int i;' > conftest.$ac_ext
451  if AC_TRY_EVAL(ac_compile); then
452    case `/usr/bin/file conftest.$ac_objext` in
453    *ELF-32*)
454      HPUX_IA64_MODE="32"
455      ;;
456    *ELF-64*)
457      HPUX_IA64_MODE="64"
458      ;;
459    esac
460  fi
461  rm -rf conftest*
462  ;;
463*-*-irix6*)
464  # Find out which ABI we are using.
465  echo '[#]line __oline__ "configure"' > conftest.$ac_ext
466  if AC_TRY_EVAL(ac_compile); then
467   if test "$lt_cv_prog_gnu_ld" = yes; then
468    case `/usr/bin/file conftest.$ac_objext` in
469    *32-bit*)
470      LD="${LD-ld} -melf32bsmip"
471      ;;
472    *N32*)
473      LD="${LD-ld} -melf32bmipn32"
474      ;;
475    *64-bit*)
476      LD="${LD-ld} -melf64bmip"
477      ;;
478    esac
479   else
480    case `/usr/bin/file conftest.$ac_objext` in
481    *32-bit*)
482      LD="${LD-ld} -32"
483      ;;
484    *N32*)
485      LD="${LD-ld} -n32"
486      ;;
487    *64-bit*)
488      LD="${LD-ld} -64"
489      ;;
490    esac
491   fi
492  fi
493  rm -rf conftest*
494  ;;
495
496x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
497  # Find out which ABI we are using.
498  echo 'int i;' > conftest.$ac_ext
499  if AC_TRY_EVAL(ac_compile); then
500    case "`/usr/bin/file conftest.o`" in
501    *32-bit*)
502      case $host in
503        x86_64-*linux*)
504          LD="${LD-ld} -m elf_i386"
505          ;;
506        ppc64-*linux*|powerpc64-*linux*)
507          LD="${LD-ld} -m elf32ppclinux"
508          ;;
509        s390x-*linux*)
510          LD="${LD-ld} -m elf_s390"
511          ;;
512        sparc64-*linux*)
513          LD="${LD-ld} -m elf32_sparc"
514          ;;
515      esac
516      ;;
517    *64-bit*)
518      case $host in
519        x86_64-*linux*)
520          LD="${LD-ld} -m elf_x86_64"
521          ;;
522        ppc*-*linux*|powerpc*-*linux*)
523          LD="${LD-ld} -m elf64ppc"
524          ;;
525        s390*-*linux*)
526          LD="${LD-ld} -m elf64_s390"
527          ;;
528        sparc*-*linux*)
529          LD="${LD-ld} -m elf64_sparc"
530          ;;
531      esac
532      ;;
533    esac
534  fi
535  rm -rf conftest*
536  ;;
537
538*-*-sco3.2v5*)
539  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
540  SAVE_CFLAGS="$CFLAGS"
541  CFLAGS="$CFLAGS -belf"
542  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
543    [AC_LANG_PUSH(C)
544     AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
545     AC_LANG_POP])
546  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
547    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
548    CFLAGS="$SAVE_CFLAGS"
549  fi
550  ;;
551AC_PROVIDE_IFELSE([AC_LIBTOOL_WIN32_DLL],
552[*-*-cygwin* | *-*-mingw* | *-*-pw32*)
553  AC_CHECK_TOOL(DLLTOOL, dlltool, false)
554  AC_CHECK_TOOL(AS, as, false)
555  AC_CHECK_TOOL(OBJDUMP, objdump, false)
556  ;;
557  ])
558esac
559
560need_locks="$enable_libtool_lock"
561
562])# _LT_AC_LOCK
563
564
565# AC_LIBTOOL_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
566#		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
567# ----------------------------------------------------------------
568# Check whether the given compiler option works
569AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION],
570[AC_REQUIRE([LT_AC_PROG_SED])
571AC_CACHE_CHECK([$1], [$2],
572  [$2=no
573  ifelse([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
574   printf "$lt_simple_compile_test_code" > conftest.$ac_ext
575   lt_compiler_flag="$3"
576   # Insert the option either (1) after the last *FLAGS variable, or
577   # (2) before a word containing "conftest.", or (3) at the end.
578   # Note that $ac_compile itself does not contain backslashes and begins
579   # with a dollar sign (not a hyphen), so the echo should work correctly.
580   # The option is referenced via a variable to avoid confusing sed.
581   lt_compile=`echo "$ac_compile" | $SED \
582   -e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
583   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
584   -e 's:$: $lt_compiler_flag:'`
585   (eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
586   (eval "$lt_compile" 2>conftest.err)
587   ac_status=$?
588   cat conftest.err >&AS_MESSAGE_LOG_FD
589   echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
590   if (exit $ac_status) && test -s "$ac_outfile"; then
591     # The compiler can only warn and ignore the option if not recognized
592     # So say no if there are warnings
593     if test ! -s conftest.err; then
594       $2=yes
595     fi
596   fi
597   $rm conftest*
598])
599
600if test x"[$]$2" = xyes; then
601    ifelse([$5], , :, [$5])
602else
603    ifelse([$6], , :, [$6])
604fi
605])# AC_LIBTOOL_COMPILER_OPTION
606
607
608# AC_LIBTOOL_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
609#                          [ACTION-SUCCESS], [ACTION-FAILURE])
610# ------------------------------------------------------------
611# Check whether the given compiler option works
612AC_DEFUN([AC_LIBTOOL_LINKER_OPTION],
613[AC_CACHE_CHECK([$1], [$2],
614  [$2=no
615   save_LDFLAGS="$LDFLAGS"
616   LDFLAGS="$LDFLAGS $3"
617   printf "$lt_simple_link_test_code" > conftest.$ac_ext
618   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
619     # The compiler can only warn and ignore the option if not recognized
620     # So say no if there are warnings
621     if test -s conftest.err; then
622       # Append any errors to the config.log.
623       cat conftest.err 1>&AS_MESSAGE_LOG_FD
624     else
625       $2=yes
626     fi
627   fi
628   $rm conftest*
629   LDFLAGS="$save_LDFLAGS"
630])
631
632if test x"[$]$2" = xyes; then
633    ifelse([$4], , :, [$4])
634else
635    ifelse([$5], , :, [$5])
636fi
637])# AC_LIBTOOL_LINKER_OPTION
638
639
640# AC_LIBTOOL_SYS_MAX_CMD_LEN
641# --------------------------
642AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN],
643[# find the maximum length of command line arguments
644AC_MSG_CHECKING([the maximum length of command line arguments])
645AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
646  i=0
647  teststring="ABCD"
648
649  case $build_os in
650  msdosdjgpp*)
651    # On DJGPP, this test can blow up pretty badly due to problems in libc
652    # (any single argument exceeding 2000 bytes causes a buffer overrun
653    # during glob expansion).  Even if it were fixed, the result of this
654    # check would be larger than it should be.
655    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
656    ;;
657
658  gnu*)
659    # Under GNU Hurd, this test is not required because there is
660    # no limit to the length of command line arguments.
661    # Libtool will interpret -1 as no limit whatsoever
662    lt_cv_sys_max_cmd_len=-1;
663    ;;
664
665  cygwin* | mingw*)
666    # On Win9x/ME, this test blows up -- it succeeds, but takes
667    # about 5 minutes as the teststring grows exponentially.
668    # Worse, since 9x/ME are not pre-emptively multitasking,
669    # you end up with a "frozen" computer, even though with patience
670    # the test eventually succeeds (with a max line length of 256k).
671    # Instead, let's just punt: use the minimum linelength reported by
672    # all of the supported platforms: 8192 (on NT/2K/XP).
673    lt_cv_sys_max_cmd_len=8192;
674    ;;
675
676  amigaos*)
677    # On AmigaOS with pdksh, this test takes hours, literally.
678    # So we just punt and use a minimum line length of 8192.
679    lt_cv_sys_max_cmd_len=8192;
680    ;;
681
682  netbsd* | freebsd* | openbsd* | darwin* )
683    # This has been around since 386BSD, at least.  Likely further.
684    if test -x /sbin/sysctl; then
685      lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
686    elif test -x /usr/sbin/sysctl; then
687      lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
688    else
689      lt_cv_sys_max_cmd_len=65536 # usable default for *BSD
690    fi
691    # And add a safety zone
692    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
693    ;;
694
695 *)
696    # If test is not a shell built-in, we'll probably end up computing a
697    # maximum length that is only half of the actual maximum length, but
698    # we can't tell.
699    SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
700    while (test "X"`$SHELL [$]0 --fallback-echo "X$teststring" 2>/dev/null` \
701	       = "XX$teststring") >/dev/null 2>&1 &&
702	    new_result=`expr "X$teststring" : ".*" 2>&1` &&
703	    lt_cv_sys_max_cmd_len=$new_result &&
704	    test $i != 17 # 1/2 MB should be enough
705    do
706      i=`expr $i + 1`
707      teststring=$teststring$teststring
708    done
709    teststring=
710    # Add a significant safety factor because C++ compilers can tack on massive
711    # amounts of additional arguments before passing them to the linker.
712    # It appears as though 1/2 is a usable value.
713    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
714    ;;
715  esac
716])
717if test -n $lt_cv_sys_max_cmd_len ; then
718  AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
719else
720  AC_MSG_RESULT(none)
721fi
722])# AC_LIBTOOL_SYS_MAX_CMD_LEN
723
724
725# _LT_AC_CHECK_DLFCN
726# --------------------
727AC_DEFUN([_LT_AC_CHECK_DLFCN],
728[AC_CHECK_HEADERS(dlfcn.h)dnl
729])# _LT_AC_CHECK_DLFCN
730
731
732# _LT_AC_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
733#                           ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
734# ------------------------------------------------------------------
735AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF],
736[AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
737if test "$cross_compiling" = yes; then :
738  [$4]
739else
740  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
741  lt_status=$lt_dlunknown
742  cat > conftest.$ac_ext <<EOF
743[#line __oline__ "configure"
744#include "confdefs.h"
745
746#if HAVE_DLFCN_H
747#include <dlfcn.h>
748#endif
749
750#include <stdio.h>
751
752#ifdef RTLD_GLOBAL
753#  define LT_DLGLOBAL		RTLD_GLOBAL
754#else
755#  ifdef DL_GLOBAL
756#    define LT_DLGLOBAL		DL_GLOBAL
757#  else
758#    define LT_DLGLOBAL		0
759#  endif
760#endif
761
762/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
763   find out it does not work in some platform. */
764#ifndef LT_DLLAZY_OR_NOW
765#  ifdef RTLD_LAZY
766#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
767#  else
768#    ifdef DL_LAZY
769#      define LT_DLLAZY_OR_NOW		DL_LAZY
770#    else
771#      ifdef RTLD_NOW
772#        define LT_DLLAZY_OR_NOW	RTLD_NOW
773#      else
774#        ifdef DL_NOW
775#          define LT_DLLAZY_OR_NOW	DL_NOW
776#        else
777#          define LT_DLLAZY_OR_NOW	0
778#        endif
779#      endif
780#    endif
781#  endif
782#endif
783
784#ifdef __cplusplus
785extern "C" void exit (int);
786#endif
787
788void fnord() { int i=42;}
789int main ()
790{
791  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
792  int status = $lt_dlunknown;
793
794  if (self)
795    {
796      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
797      else if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore;
798      /* dlclose (self); */
799    }
800
801    exit (status);
802}]
803EOF
804  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
805    (./conftest; exit; ) 2>/dev/null
806    lt_status=$?
807    case x$lt_status in
808      x$lt_dlno_uscore) $1 ;;
809      x$lt_dlneed_uscore) $2 ;;
810      x$lt_unknown|x*) $3 ;;
811    esac
812  else :
813    # compilation failed
814    $3
815  fi
816fi
817rm -fr conftest*
818])# _LT_AC_TRY_DLOPEN_SELF
819
820
821# AC_LIBTOOL_DLOPEN_SELF
822# -------------------
823AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF],
824[AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
825if test "x$enable_dlopen" != xyes; then
826  enable_dlopen=unknown
827  enable_dlopen_self=unknown
828  enable_dlopen_self_static=unknown
829else
830  lt_cv_dlopen=no
831  lt_cv_dlopen_libs=
832
833  case $host_os in
834  beos*)
835    lt_cv_dlopen="load_add_on"
836    lt_cv_dlopen_libs=
837    lt_cv_dlopen_self=yes
838    ;;
839
840  mingw* | pw32*)
841    lt_cv_dlopen="LoadLibrary"
842    lt_cv_dlopen_libs=
843   ;;
844
845  cygwin*)
846    lt_cv_dlopen="dlopen"
847    lt_cv_dlopen_libs=
848   ;;
849
850  darwin*)
851  # if libdl is installed we need to link against it
852    AC_CHECK_LIB([dl], [dlopen],
853		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
854    lt_cv_dlopen="dyld"
855    lt_cv_dlopen_libs=
856    lt_cv_dlopen_self=yes
857    ])
858   ;;
859
860  *)
861    AC_CHECK_FUNC([shl_load],
862	  [lt_cv_dlopen="shl_load"],
863      [AC_CHECK_LIB([dld], [shl_load],
864	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-dld"],
865	[AC_CHECK_FUNC([dlopen],
866	      [lt_cv_dlopen="dlopen"],
867	  [AC_CHECK_LIB([dl], [dlopen],
868		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
869	    [AC_CHECK_LIB([svld], [dlopen],
870		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
871	      [AC_CHECK_LIB([dld], [dld_link],
872		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-dld"])
873	      ])
874	    ])
875	  ])
876	])
877      ])
878    ;;
879  esac
880
881  if test "x$lt_cv_dlopen" != xno; then
882    enable_dlopen=yes
883  else
884    enable_dlopen=no
885  fi
886
887  case $lt_cv_dlopen in
888  dlopen)
889    save_CPPFLAGS="$CPPFLAGS"
890    test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
891
892    save_LDFLAGS="$LDFLAGS"
893    eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
894
895    save_LIBS="$LIBS"
896    LIBS="$lt_cv_dlopen_libs $LIBS"
897
898    AC_CACHE_CHECK([whether a program can dlopen itself],
899	  lt_cv_dlopen_self, [dnl
900	  _LT_AC_TRY_DLOPEN_SELF(
901	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
902	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
903    ])
904
905    if test "x$lt_cv_dlopen_self" = xyes; then
906      LDFLAGS="$LDFLAGS $link_static_flag"
907      AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
908    	  lt_cv_dlopen_self_static, [dnl
909	  _LT_AC_TRY_DLOPEN_SELF(
910	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
911	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
912      ])
913    fi
914
915    CPPFLAGS="$save_CPPFLAGS"
916    LDFLAGS="$save_LDFLAGS"
917    LIBS="$save_LIBS"
918    ;;
919  esac
920
921  case $lt_cv_dlopen_self in
922  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
923  *) enable_dlopen_self=unknown ;;
924  esac
925
926  case $lt_cv_dlopen_self_static in
927  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
928  *) enable_dlopen_self_static=unknown ;;
929  esac
930fi
931])# AC_LIBTOOL_DLOPEN_SELF
932
933
934# AC_LIBTOOL_PROG_CC_C_O([TAGNAME])
935# ---------------------------------
936# Check to see if options -c and -o are simultaneously supported by compiler
937AC_DEFUN([AC_LIBTOOL_PROG_CC_C_O],
938[AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
939AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
940  [_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
941  [_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
942   $rm -r conftest 2>/dev/null
943   mkdir conftest
944   cd conftest
945   mkdir out
946   printf "$lt_simple_compile_test_code" > conftest.$ac_ext
947
948   lt_compiler_flag="-o out/conftest2.$ac_objext"
949   # Insert the option either (1) after the last *FLAGS variable, or
950   # (2) before a word containing "conftest.", or (3) at the end.
951   # Note that $ac_compile itself does not contain backslashes and begins
952   # with a dollar sign (not a hyphen), so the echo should work correctly.
953   lt_compile=`echo "$ac_compile" | $SED \
954   -e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
955   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
956   -e 's:$: $lt_compiler_flag:'`
957   (eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
958   (eval "$lt_compile" 2>out/conftest.err)
959   ac_status=$?
960   cat out/conftest.err >&AS_MESSAGE_LOG_FD
961   echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
962   if (exit $ac_status) && test -s out/conftest2.$ac_objext
963   then
964     # The compiler can only warn and ignore the option if not recognized
965     # So say no if there are warnings
966     if test ! -s out/conftest.err; then
967       _LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
968     fi
969   fi
970   chmod u+w .
971   $rm conftest*
972   # SGI C++ compiler will create directory out/ii_files/ for
973   # template instantiation
974   test -d out/ii_files && $rm out/ii_files/* && rmdir out/ii_files
975   $rm out/* && rmdir out
976   cd ..
977   rmdir conftest
978   $rm conftest*
979])
980])# AC_LIBTOOL_PROG_CC_C_O
981
982
983# AC_LIBTOOL_SYS_HARD_LINK_LOCKS([TAGNAME])
984# -----------------------------------------
985# Check to see if we can do hard links to lock some files if needed
986AC_DEFUN([AC_LIBTOOL_SYS_HARD_LINK_LOCKS],
987[AC_REQUIRE([_LT_AC_LOCK])dnl
988
989hard_links="nottested"
990if test "$_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
991  # do not overwrite the value of need_locks provided by the user
992  AC_MSG_CHECKING([if we can lock with hard links])
993  hard_links=yes
994  $rm conftest*
995  ln conftest.a conftest.b 2>/dev/null && hard_links=no
996  touch conftest.a
997  ln conftest.a conftest.b 2>&5 || hard_links=no
998  ln conftest.a conftest.b 2>/dev/null && hard_links=no
999  AC_MSG_RESULT([$hard_links])
1000  if test "$hard_links" = no; then
1001    AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
1002    need_locks=warn
1003  fi
1004else
1005  need_locks=no
1006fi
1007])# AC_LIBTOOL_SYS_HARD_LINK_LOCKS
1008
1009
1010# AC_LIBTOOL_OBJDIR
1011# -----------------
1012AC_DEFUN([AC_LIBTOOL_OBJDIR],
1013[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
1014[rm -f .libs 2>/dev/null
1015mkdir .libs 2>/dev/null
1016if test -d .libs; then
1017  lt_cv_objdir=.libs
1018else
1019  # MS-DOS does not allow filenames that begin with a dot.
1020  lt_cv_objdir=_libs
1021fi
1022rmdir .libs 2>/dev/null])
1023objdir=$lt_cv_objdir
1024])# AC_LIBTOOL_OBJDIR
1025
1026
1027# AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH([TAGNAME])
1028# ----------------------------------------------
1029# Check hardcoding attributes.
1030AC_DEFUN([AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH],
1031[AC_MSG_CHECKING([how to hardcode library paths into programs])
1032_LT_AC_TAGVAR(hardcode_action, $1)=
1033if test -n "$_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)" || \
1034   test -n "$_LT_AC_TAGVAR(runpath_var, $1)" || \
1035   test "X$_LT_AC_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
1036
1037  # We can hardcode non-existant directories.
1038  if test "$_LT_AC_TAGVAR(hardcode_direct, $1)" != no &&
1039     # If the only mechanism to avoid hardcoding is shlibpath_var, we
1040     # have to relink, otherwise we might link with an installed library
1041     # when we should be linking with a yet-to-be-installed one
1042     ## test "$_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
1043     test "$_LT_AC_TAGVAR(hardcode_minus_L, $1)" != no; then
1044    # Linking always hardcodes the temporary library directory.
1045    _LT_AC_TAGVAR(hardcode_action, $1)=relink
1046  else
1047    # We can link without hardcoding, and we can hardcode nonexisting dirs.
1048    _LT_AC_TAGVAR(hardcode_action, $1)=immediate
1049  fi
1050else
1051  # We cannot hardcode anything, or else we can only hardcode existing
1052  # directories.
1053  _LT_AC_TAGVAR(hardcode_action, $1)=unsupported
1054fi
1055AC_MSG_RESULT([$_LT_AC_TAGVAR(hardcode_action, $1)])
1056
1057if test "$_LT_AC_TAGVAR(hardcode_action, $1)" = relink; then
1058  # Fast installation is not supported
1059  enable_fast_install=no
1060elif test "$shlibpath_overrides_runpath" = yes ||
1061     test "$enable_shared" = no; then
1062  # Fast installation is not necessary
1063  enable_fast_install=needless
1064fi
1065])# AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH
1066
1067
1068# AC_LIBTOOL_SYS_LIB_STRIP
1069# ------------------------
1070AC_DEFUN([AC_LIBTOOL_SYS_LIB_STRIP],
1071[striplib=
1072old_striplib=
1073AC_MSG_CHECKING([whether stripping libraries is possible])
1074if test -n "$STRIP" && $STRIP -V 2>&1 | grep "GNU strip" >/dev/null; then
1075  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
1076  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
1077  AC_MSG_RESULT([yes])
1078else
1079# FIXME - insert some real tests, host_os isn't really good enough
1080  case $host_os in
1081   darwin*)
1082       if test -n "$STRIP" ; then
1083         striplib="$STRIP -x"
1084         AC_MSG_RESULT([yes])
1085       else
1086  AC_MSG_RESULT([no])
1087fi
1088       ;;
1089   *)
1090  AC_MSG_RESULT([no])
1091    ;;
1092  esac
1093fi
1094])# AC_LIBTOOL_SYS_LIB_STRIP
1095
1096
1097# AC_LIBTOOL_SYS_DYNAMIC_LINKER
1098# -----------------------------
1099# PORTME Fill in your ld.so characteristics
1100AC_DEFUN([AC_LIBTOOL_SYS_DYNAMIC_LINKER],
1101[AC_MSG_CHECKING([dynamic linker characteristics])
1102library_names_spec=
1103libname_spec='lib$name'
1104soname_spec=
1105shrext_cmds=".so"
1106postinstall_cmds=
1107postuninstall_cmds=
1108finish_cmds=
1109finish_eval=
1110shlibpath_var=
1111shlibpath_overrides_runpath=unknown
1112version_type=none
1113dynamic_linker="$host_os ld.so"
1114sys_lib_dlsearch_path_spec="/lib /usr/lib"
1115if test "$GCC" = yes; then
1116  sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | $SED -e "s/^libraries://" -e "s,=/,/,g"`
1117  if echo "$sys_lib_search_path_spec" | grep ';' >/dev/null ; then
1118    # if the path contains ";" then we assume it to be the separator
1119    # otherwise default to the standard path separator (i.e. ":") - it is
1120    # assumed that no part of a normal pathname contains ";" but that should
1121    # okay in the real world where ";" in dirpaths is itself problematic.
1122    sys_lib_search_path_spec=`echo "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
1123  else
1124    sys_lib_search_path_spec=`echo "$sys_lib_search_path_spec" | $SED  -e "s/$PATH_SEPARATOR/ /g"`
1125  fi
1126else
1127  sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
1128fi
1129need_lib_prefix=unknown
1130hardcode_into_libs=no
1131
1132# when you set need_version to no, make sure it does not cause -set_version
1133# flags to be left without arguments
1134need_version=unknown
1135
1136case $host_os in
1137aix3*)
1138  version_type=linux
1139  library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
1140  shlibpath_var=LIBPATH
1141
1142  # AIX 3 has no versioning support, so we append a major version to the name.
1143  soname_spec='${libname}${release}${shared_ext}$major'
1144  ;;
1145
1146aix4* | aix5*)
1147  version_type=linux
1148  need_lib_prefix=no
1149  need_version=no
1150  hardcode_into_libs=yes
1151  if test "$host_cpu" = ia64; then
1152    # AIX 5 supports IA64
1153    library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
1154    shlibpath_var=LD_LIBRARY_PATH
1155  else
1156    # With GCC up to 2.95.x, collect2 would create an import file
1157    # for dependence libraries.  The import file would start with
1158    # the line `#! .'.  This would cause the generated library to
1159    # depend on `.', always an invalid library.  This was fixed in
1160    # development snapshots of GCC prior to 3.0.
1161    case $host_os in
1162      aix4 | aix4.[[01]] | aix4.[[01]].*)
1163      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
1164	   echo ' yes '
1165	   echo '#endif'; } | ${CC} -E - | grep yes > /dev/null; then
1166	:
1167      else
1168	can_build_shared=no
1169      fi
1170      ;;
1171    esac
1172    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
1173    # soname into executable. Probably we can add versioning support to
1174    # collect2, so additional links can be useful in future.
1175    if test "$aix_use_runtimelinking" = yes; then
1176      # If using run time linking (on AIX 4.2 or later) use lib<name>.so
1177      # instead of lib<name>.a to let people know that these are not
1178      # typical AIX shared libraries.
1179      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1180    else
1181      # We preserve .a as extension for shared libraries through AIX4.2
1182      # and later when we are not doing run time linking.
1183      library_names_spec='${libname}${release}.a $libname.a'
1184      soname_spec='${libname}${release}${shared_ext}$major'
1185    fi
1186    shlibpath_var=LIBPATH
1187  fi
1188  ;;
1189
1190amigaos*)
1191  library_names_spec='$libname.ixlibrary $libname.a'
1192  # Create ${libname}_ixlibrary.a entries in /sys/libs.
1193  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 ${libname}_ixlibrary.a || exit 1; done'
1194  ;;
1195
1196beos*)
1197  library_names_spec='${libname}${shared_ext}'
1198  dynamic_linker="$host_os ld.so"
1199  shlibpath_var=LIBRARY_PATH
1200  ;;
1201
1202bsdi[[45]]*)
1203  version_type=linux
1204  need_version=no
1205  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1206  soname_spec='${libname}${release}${shared_ext}$major'
1207  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
1208  shlibpath_var=LD_LIBRARY_PATH
1209  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
1210  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
1211  # the default ld.so.conf also contains /usr/contrib/lib and
1212  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
1213  # libtool to hard-code these into programs
1214  ;;
1215
1216cygwin* | mingw* | pw32*)
1217  version_type=windows
1218  shrext_cmds=".dll"
1219  need_version=no
1220  need_lib_prefix=no
1221
1222  case $GCC,$host_os in
1223  yes,cygwin* | yes,mingw* | yes,pw32*)
1224    library_names_spec='$libname.dll.a'
1225    # DLL is installed to $(libdir)/../bin by postinstall_cmds
1226    postinstall_cmds='base_file=`basename \${file}`~
1227      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i;echo \$dlname'\''`~
1228      dldir=$destdir/`dirname \$dlpath`~
1229      test -d \$dldir || mkdir -p \$dldir~
1230      $install_prog $dir/$dlname \$dldir/$dlname~
1231      chmod a+x \$dldir/$dlname'
1232    postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
1233      dlpath=$dir/\$dldll~
1234       $rm \$dlpath'
1235    shlibpath_overrides_runpath=yes
1236
1237    case $host_os in
1238    cygwin*)
1239      # Cygwin DLLs use 'cyg' prefix rather than 'lib'
1240      soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
1241      sys_lib_search_path_spec="/usr/lib /lib/w32api /lib /usr/local/lib"
1242      ;;
1243    mingw*)
1244      # MinGW DLLs use traditional 'lib' prefix
1245      soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
1246      sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | $SED -e "s/^libraries://" -e "s,=/,/,g"`
1247      if echo "$sys_lib_search_path_spec" | [grep ';[c-zC-Z]:/' >/dev/null]; then
1248        # It is most probably a Windows format PATH printed by
1249        # mingw gcc, but we are running on Cygwin. Gcc prints its search
1250        # path with ; separators, and with drive letters. We can handle the
1251        # drive letters (cygwin fileutils understands them), so leave them,
1252        # especially as we might pass files found there to a mingw objdump,
1253        # which wouldn't understand a cygwinified path. Ahh.
1254        sys_lib_search_path_spec=`echo "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
1255      else
1256        sys_lib_search_path_spec=`echo "$sys_lib_search_path_spec" | $SED  -e "s/$PATH_SEPARATOR/ /g"`
1257      fi
1258      ;;
1259    pw32*)
1260      # pw32 DLLs use 'pw' prefix rather than 'lib'
1261      library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[.]/-/g'`${versuffix}${shared_ext}'
1262      ;;
1263    esac
1264    ;;
1265
1266  *)
1267    library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
1268    ;;
1269  esac
1270  dynamic_linker='Win32 ld.exe'
1271  # FIXME: first we should search . and the directory the executable is in
1272  shlibpath_var=PATH
1273  ;;
1274
1275darwin* | rhapsody*)
1276  dynamic_linker="$host_os dyld"
1277  version_type=darwin
1278  need_lib_prefix=no
1279  need_version=no
1280  library_names_spec='${libname}${release}${versuffix}$shared_ext ${libname}${release}${major}$shared_ext ${libname}$shared_ext'
1281  soname_spec='${libname}${release}${major}$shared_ext'
1282  shlibpath_overrides_runpath=yes
1283  shlibpath_var=DYLD_LIBRARY_PATH
1284  shrext_cmds='$(test .$module = .yes && echo .so || echo .dylib)'
1285  # Apple's gcc prints 'gcc -print-search-dirs' doesn't operate the same.
1286  if test "$GCC" = yes; then
1287    sys_lib_search_path_spec=`$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"`
1288  else
1289    sys_lib_search_path_spec='/lib /usr/lib /usr/local/lib'
1290  fi
1291  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
1292  ;;
1293
1294dgux*)
1295  version_type=linux
1296  need_lib_prefix=no
1297  need_version=no
1298  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
1299  soname_spec='${libname}${release}${shared_ext}$major'
1300  shlibpath_var=LD_LIBRARY_PATH
1301  ;;
1302
1303freebsd1*)
1304  dynamic_linker=no
1305  ;;
1306
1307kfreebsd*-gnu)
1308  version_type=linux
1309  need_lib_prefix=no
1310  need_version=no
1311  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
1312  soname_spec='${libname}${release}${shared_ext}$major'
1313  shlibpath_var=LD_LIBRARY_PATH
1314  shlibpath_overrides_runpath=no
1315  hardcode_into_libs=yes
1316  dynamic_linker='GNU ld.so'
1317  ;;
1318
1319freebsd*)
1320  objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
1321  version_type=freebsd-$objformat
1322  case $version_type in
1323    freebsd-elf*)
1324      library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
1325      need_version=no
1326      need_lib_prefix=no
1327      ;;
1328    freebsd-*)
1329      library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
1330      need_version=yes
1331      ;;
1332  esac
1333  shlibpath_var=LD_LIBRARY_PATH
1334  case $host_os in
1335  freebsd2*)
1336    shlibpath_overrides_runpath=yes
1337    ;;
1338  freebsd3.[01]* | freebsdelf3.[01]*)
1339    shlibpath_overrides_runpath=yes
1340    hardcode_into_libs=yes
1341    ;;
1342  *) # from 3.2 on
1343    shlibpath_overrides_runpath=no
1344    hardcode_into_libs=yes
1345    ;;
1346  esac
1347  ;;
1348
1349gnu*)
1350  version_type=linux
1351  need_lib_prefix=no
1352  need_version=no
1353  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
1354  soname_spec='${libname}${release}${shared_ext}$major'
1355  shlibpath_var=LD_LIBRARY_PATH
1356  hardcode_into_libs=yes
1357  ;;
1358
1359hpux9* | hpux10* | hpux11*)
1360  # Give a soname corresponding to the major version so that dld.sl refuses to
1361  # link against other versions.
1362  version_type=sunos
1363  need_lib_prefix=no
1364  need_version=no
1365  case "$host_cpu" in
1366  ia64*)
1367    shrext_cmds='.so'
1368    hardcode_into_libs=yes
1369    dynamic_linker="$host_os dld.so"
1370    shlibpath_var=LD_LIBRARY_PATH
1371    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
1372    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1373    soname_spec='${libname}${release}${shared_ext}$major'
1374    if test "X$HPUX_IA64_MODE" = X32; then
1375      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
1376    else
1377      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
1378    fi
1379    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
1380    ;;
1381   hppa*64*)
1382     shrext_cmds='.sl'
1383     hardcode_into_libs=yes
1384     dynamic_linker="$host_os dld.sl"
1385     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
1386     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
1387     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1388     soname_spec='${libname}${release}${shared_ext}$major'
1389     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
1390     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
1391     ;;
1392   *)
1393    shrext_cmds='.sl'
1394    dynamic_linker="$host_os dld.sl"
1395    shlibpath_var=SHLIB_PATH
1396    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1397    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1398    soname_spec='${libname}${release}${shared_ext}$major'
1399    ;;
1400  esac
1401  # HP-UX runs *really* slowly unless shared libraries are mode 555.
1402  postinstall_cmds='chmod 555 $lib'
1403  ;;
1404
1405irix5* | irix6* | nonstopux*)
1406  case $host_os in
1407    nonstopux*) version_type=nonstopux ;;
1408    *)
1409	if test "$lt_cv_prog_gnu_ld" = yes; then
1410		version_type=linux
1411	else
1412		version_type=irix
1413	fi ;;
1414  esac
1415  need_lib_prefix=no
1416  need_version=no
1417  soname_spec='${libname}${release}${shared_ext}$major'
1418  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
1419  case $host_os in
1420  irix5* | nonstopux*)
1421    libsuff= shlibsuff=
1422    ;;
1423  *)
1424    case $LD in # libtool.m4 will add one of these switches to LD
1425    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
1426      libsuff= shlibsuff= libmagic=32-bit;;
1427    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
1428      libsuff=32 shlibsuff=N32 libmagic=N32;;
1429    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
1430      libsuff=64 shlibsuff=64 libmagic=64-bit;;
1431    *) libsuff= shlibsuff= libmagic=never-match;;
1432    esac
1433    ;;
1434  esac
1435  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1436  shlibpath_overrides_runpath=no
1437  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1438  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1439  hardcode_into_libs=yes
1440  ;;
1441
1442# No shared lib support for Linux oldld, aout, or coff.
1443linux*oldld* | linux*aout* | linux*coff*)
1444  dynamic_linker=no
1445  ;;
1446
1447# This must be Linux ELF.
1448linux*)
1449  version_type=linux
1450  need_lib_prefix=no
1451  need_version=no
1452  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1453  soname_spec='${libname}${release}${shared_ext}$major'
1454  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1455  shlibpath_var=LD_LIBRARY_PATH
1456  shlibpath_overrides_runpath=no
1457  # This implies no fast_install, which is unacceptable.
1458  # Some rework will be needed to allow for fast_install
1459  # before this can be enabled.
1460  hardcode_into_libs=yes
1461
1462  # Append ld.so.conf contents to the search path
1463  if test -f /etc/ld.so.conf; then
1464    lt_ld_extra=`$SED -e 's/[:,\t]/ /g;s/=[^=]*$//;s/=[^= ]* / /g' /etc/ld.so.conf | tr '\n' ' '`
1465    sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
1466  fi
1467
1468  # We used to test for /lib/ld.so.1 and disable shared libraries on
1469  # powerpc, because MkLinux only supported shared libraries with the
1470  # GNU dynamic linker.  Since this was broken with cross compilers,
1471  # most powerpc-linux boxes support dynamic linking these days and
1472  # people can always --disable-shared, the test was removed, and we
1473  # assume the GNU/Linux dynamic linker is in use.
1474  dynamic_linker='GNU/Linux ld.so'
1475  ;;
1476
1477knetbsd*-gnu)
1478  version_type=linux
1479  need_lib_prefix=no
1480  need_version=no
1481  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
1482  soname_spec='${libname}${release}${shared_ext}$major'
1483  shlibpath_var=LD_LIBRARY_PATH
1484  shlibpath_overrides_runpath=no
1485  hardcode_into_libs=yes
1486  dynamic_linker='GNU ld.so'
1487  ;;
1488
1489netbsd*)
1490  version_type=sunos
1491  need_lib_prefix=no
1492  need_version=no
1493  if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1494    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
1495    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1496    dynamic_linker='NetBSD (a.out) ld.so'
1497  else
1498    library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
1499    soname_spec='${libname}${release}${shared_ext}$major'
1500    dynamic_linker='NetBSD ld.elf_so'
1501  fi
1502  shlibpath_var=LD_LIBRARY_PATH
1503  shlibpath_overrides_runpath=yes
1504  hardcode_into_libs=yes
1505  ;;
1506
1507newsos6)
1508  version_type=linux
1509  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1510  shlibpath_var=LD_LIBRARY_PATH
1511  shlibpath_overrides_runpath=yes
1512  ;;
1513
1514nto-qnx*)
1515  version_type=linux
1516  need_lib_prefix=no
1517  need_version=no
1518  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1519  soname_spec='${libname}${release}${shared_ext}$major'
1520  shlibpath_var=LD_LIBRARY_PATH
1521  shlibpath_overrides_runpath=yes
1522  ;;
1523
1524openbsd*)
1525  version_type=sunos
1526  need_lib_prefix=no
1527  need_version=no
1528  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
1529  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1530  shlibpath_var=LD_LIBRARY_PATH
1531  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
1532    case $host_os in
1533      openbsd2.[[89]] | openbsd2.[[89]].*)
1534	shlibpath_overrides_runpath=no
1535	;;
1536      *)
1537	shlibpath_overrides_runpath=yes
1538	;;
1539      esac
1540  else
1541    shlibpath_overrides_runpath=yes
1542  fi
1543  ;;
1544
1545os2*)
1546  libname_spec='$name'
1547  shrext_cmds=".dll"
1548  need_lib_prefix=no
1549  library_names_spec='$libname${shared_ext} $libname.a'
1550  dynamic_linker='OS/2 ld.exe'
1551  shlibpath_var=LIBPATH
1552  ;;
1553
1554osf3* | osf4* | osf5*)
1555  version_type=osf
1556  need_lib_prefix=no
1557  need_version=no
1558  soname_spec='${libname}${release}${shared_ext}$major'
1559  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1560  shlibpath_var=LD_LIBRARY_PATH
1561  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
1562  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
1563  ;;
1564
1565sco3.2v5*)
1566  version_type=osf
1567  soname_spec='${libname}${release}${shared_ext}$major'
1568  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1569  shlibpath_var=LD_LIBRARY_PATH
1570  ;;
1571
1572solaris*)
1573  version_type=linux
1574  need_lib_prefix=no
1575  need_version=no
1576  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1577  soname_spec='${libname}${release}${shared_ext}$major'
1578  shlibpath_var=LD_LIBRARY_PATH
1579  shlibpath_overrides_runpath=yes
1580  hardcode_into_libs=yes
1581  # ldd complains unless libraries are executable
1582  postinstall_cmds='chmod +x $lib'
1583  ;;
1584
1585sunos4*)
1586  version_type=sunos
1587  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
1588  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
1589  shlibpath_var=LD_LIBRARY_PATH
1590  shlibpath_overrides_runpath=yes
1591  if test "$with_gnu_ld" = yes; then
1592    need_lib_prefix=no
1593  fi
1594  need_version=yes
1595  ;;
1596
1597sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
1598  version_type=linux
1599  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1600  soname_spec='${libname}${release}${shared_ext}$major'
1601  shlibpath_var=LD_LIBRARY_PATH
1602  case $host_vendor in
1603    sni)
1604      shlibpath_overrides_runpath=no
1605      need_lib_prefix=no
1606      export_dynamic_flag_spec='${wl}-Blargedynsym'
1607      runpath_var=LD_RUN_PATH
1608      ;;
1609    siemens)
1610      need_lib_prefix=no
1611      ;;
1612    motorola)
1613      need_lib_prefix=no
1614      need_version=no
1615      shlibpath_overrides_runpath=no
1616      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
1617      ;;
1618  esac
1619  ;;
1620
1621sysv4*MP*)
1622  if test -d /usr/nec ;then
1623    version_type=linux
1624    library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
1625    soname_spec='$libname${shared_ext}.$major'
1626    shlibpath_var=LD_LIBRARY_PATH
1627  fi
1628  ;;
1629
1630uts4*)
1631  version_type=linux
1632  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
1633  soname_spec='${libname}${release}${shared_ext}$major'
1634  shlibpath_var=LD_LIBRARY_PATH
1635  ;;
1636
1637*)
1638  dynamic_linker=no
1639  ;;
1640esac
1641AC_MSG_RESULT([$dynamic_linker])
1642test "$dynamic_linker" = no && can_build_shared=no
1643])# AC_LIBTOOL_SYS_DYNAMIC_LINKER
1644
1645
1646# _LT_AC_TAGCONFIG
1647# ----------------
1648AC_DEFUN([_LT_AC_TAGCONFIG],
1649[AC_ARG_WITH([tags],
1650    [AC_HELP_STRING([--with-tags@<:@=TAGS@:>@],
1651        [include additional configurations @<:@automatic@:>@])],
1652    [tagnames="$withval"])
1653
1654if test -f "$ltmain" && test -n "$tagnames"; then
1655  if test ! -f "${ofile}"; then
1656    AC_MSG_WARN([output file `$ofile' does not exist])
1657  fi
1658
1659  if test -z "$LTCC"; then
1660    eval "`$SHELL ${ofile} --config | grep '^LTCC='`"
1661    if test -z "$LTCC"; then
1662      AC_MSG_WARN([output file `$ofile' does not look like a libtool script])
1663    else
1664      AC_MSG_WARN([using `LTCC=$LTCC', extracted from `$ofile'])
1665    fi
1666  fi
1667
1668  # Extract list of available tagged configurations in $ofile.
1669  # Note that this assumes the entire list is on one line.
1670  available_tags=`grep "^available_tags=" "${ofile}" | $SED -e 's/available_tags=\(.*$\)/\1/' -e 's/\"//g'`
1671
1672  lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1673  for tagname in $tagnames; do
1674    IFS="$lt_save_ifs"
1675    # Check whether tagname contains only valid characters
1676    case `$echo "X$tagname" | $Xsed -e 's:[[-_ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890,/]]::g'` in
1677    "") ;;
1678    *)  AC_MSG_ERROR([invalid tag name: $tagname])
1679	;;
1680    esac
1681
1682    if grep "^# ### BEGIN LIBTOOL TAG CONFIG: $tagname$" < "${ofile}" > /dev/null
1683    then
1684      AC_MSG_ERROR([tag name \"$tagname\" already exists])
1685    fi
1686
1687    # Update the list of available tags.
1688    if test -n "$tagname"; then
1689      echo appending configuration tag \"$tagname\" to $ofile
1690
1691      case $tagname in
1692      CXX)
1693	if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
1694	    ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) || 
1695	    (test "X$CXX" != "Xg++"))) ; then
1696	  AC_LIBTOOL_LANG_CXX_CONFIG
1697	else
1698	  tagname=""
1699	fi
1700	;;
1701
1702      F77)
1703	if test -n "$F77" && test "X$F77" != "Xno"; then
1704	  AC_LIBTOOL_LANG_F77_CONFIG
1705	else
1706	  tagname=""
1707	fi
1708	;;
1709
1710      GCJ)
1711	if test -n "$GCJ" && test "X$GCJ" != "Xno"; then
1712	  AC_LIBTOOL_LANG_GCJ_CONFIG
1713	else
1714	  tagname=""
1715	fi
1716	;;
1717
1718      RC)
1719	AC_LIBTOOL_LANG_RC_CONFIG
1720	;;
1721
1722      *)
1723	AC_MSG_ERROR([Unsupported tag name: $tagname])
1724	;;
1725      esac
1726
1727      # Append the new tag name to the list of available tags.
1728      if test -n "$tagname" ; then
1729      available_tags="$available_tags $tagname"
1730    fi
1731    fi
1732  done
1733  IFS="$lt_save_ifs"
1734
1735  # Now substitute the updated list of available tags.
1736  if eval "sed -e 's/^available_tags=.*\$/available_tags=\"$available_tags\"/' \"$ofile\" > \"${ofile}T\""; then
1737    mv "${ofile}T" "$ofile"
1738    chmod +x "$ofile"
1739  else
1740    rm -f "${ofile}T"
1741    AC_MSG_ERROR([unable to update list of available tagged configurations.])
1742  fi
1743fi
1744])# _LT_AC_TAGCONFIG
1745
1746
1747# AC_LIBTOOL_DLOPEN
1748# -----------------
1749# enable checks for dlopen support
1750AC_DEFUN([AC_LIBTOOL_DLOPEN],
1751 [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])
1752])# AC_LIBTOOL_DLOPEN
1753
1754
1755# AC_LIBTOOL_WIN32_DLL
1756# --------------------
1757# declare package support for building win32 dll's
1758AC_DEFUN([AC_LIBTOOL_WIN32_DLL],
1759[AC_BEFORE([$0], [AC_LIBTOOL_SETUP])
1760])# AC_LIBTOOL_WIN32_DLL
1761
1762
1763# AC_ENABLE_SHARED([DEFAULT])
1764# ---------------------------
1765# implement the --enable-shared flag
1766# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
1767AC_DEFUN([AC_ENABLE_SHARED],
1768[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
1769AC_ARG_ENABLE([shared],
1770    [AC_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
1771	[build shared libraries @<:@default=]AC_ENABLE_SHARED_DEFAULT[@:>@])],
1772    [p=${PACKAGE-default}
1773    case $enableval in
1774    yes) enable_shared=yes ;;
1775    no) enable_shared=no ;;
1776    *)
1777      enable_shared=no
1778      # Look at the argument we got.  We use all the common list separators.
1779      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1780      for pkg in $enableval; do
1781	IFS="$lt_save_ifs"
1782	if test "X$pkg" = "X$p"; then
1783	  enable_shared=yes
1784	fi
1785      done
1786      IFS="$lt_save_ifs"
1787      ;;
1788    esac],
1789    [enable_shared=]AC_ENABLE_SHARED_DEFAULT)
1790])# AC_ENABLE_SHARED
1791
1792
1793# AC_DISABLE_SHARED
1794# -----------------
1795#- set the default shared flag to --disable-shared
1796AC_DEFUN([AC_DISABLE_SHARED],
1797[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1798AC_ENABLE_SHARED(no)
1799])# AC_DISABLE_SHARED
1800
1801
1802# AC_ENABLE_STATIC([DEFAULT])
1803# ---------------------------
1804# implement the --enable-static flag
1805# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
1806AC_DEFUN([AC_ENABLE_STATIC],
1807[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
1808AC_ARG_ENABLE([static],
1809    [AC_HELP_STRING([--enable-static@<:@=PKGS@:>@],
1810	[build static libraries @<:@default=]AC_ENABLE_STATIC_DEFAULT[@:>@])],
1811    [p=${PACKAGE-default}
1812    case $enableval in
1813    yes) enable_static=yes ;;
1814    no) enable_static=no ;;
1815    *)
1816     enable_static=no
1817      # Look at the argument we got.  We use all the common list separators.
1818      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1819      for pkg in $enableval; do
1820	IFS="$lt_save_ifs"
1821	if test "X$pkg" = "X$p"; then
1822	  enable_static=yes
1823	fi
1824      done
1825      IFS="$lt_save_ifs"
1826      ;;
1827    esac],
1828    [enable_static=]AC_ENABLE_STATIC_DEFAULT)
1829])# AC_ENABLE_STATIC
1830
1831
1832# AC_DISABLE_STATIC
1833# -----------------
1834# set the default static flag to --disable-static
1835AC_DEFUN([AC_DISABLE_STATIC],
1836[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1837AC_ENABLE_STATIC(no)
1838])# AC_DISABLE_STATIC
1839
1840
1841# AC_ENABLE_FAST_INSTALL([DEFAULT])
1842# ---------------------------------
1843# implement the --enable-fast-install flag
1844# DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
1845AC_DEFUN([AC_ENABLE_FAST_INSTALL],
1846[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
1847AC_ARG_ENABLE([fast-install],
1848    [AC_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
1849    [optimize for fast installation @<:@default=]AC_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
1850    [p=${PACKAGE-default}
1851    case $enableval in
1852    yes) enable_fast_install=yes ;;
1853    no) enable_fast_install=no ;;
1854    *)
1855      enable_fast_install=no
1856      # Look at the argument we got.  We use all the common list separators.
1857      lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
1858      for pkg in $enableval; do
1859	IFS="$lt_save_ifs"
1860	if test "X$pkg" = "X$p"; then
1861	  enable_fast_install=yes
1862	fi
1863      done
1864      IFS="$lt_save_ifs"
1865      ;;
1866    esac],
1867    [enable_fast_install=]AC_ENABLE_FAST_INSTALL_DEFAULT)
1868])# AC_ENABLE_FAST_INSTALL
1869
1870
1871# AC_DISABLE_FAST_INSTALL
1872# -----------------------
1873# set the default to --disable-fast-install
1874AC_DEFUN([AC_DISABLE_FAST_INSTALL],
1875[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1876AC_ENABLE_FAST_INSTALL(no)
1877])# AC_DISABLE_FAST_INSTALL
1878
1879
1880# AC_LIBTOOL_PICMODE([MODE])
1881# --------------------------
1882# implement the --with-pic flag
1883# MODE is either `yes' or `no'.  If omitted, it defaults to `both'.
1884AC_DEFUN([AC_LIBTOOL_PICMODE],
1885[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
1886pic_mode=ifelse($#,1,$1,default)
1887])# AC_LIBTOOL_PICMODE
1888
1889
1890# AC_PROG_EGREP
1891# -------------
1892# This is predefined starting with Autoconf 2.54, so this conditional
1893# definition can be removed once we require Autoconf 2.54 or later.
1894m4_ifndef([AC_PROG_EGREP], [AC_DEFUN([AC_PROG_EGREP],
1895[AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
1896   [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
1897    then ac_cv_prog_egrep='grep -E'
1898    else ac_cv_prog_egrep='egrep'
1899    fi])
1900 EGREP=$ac_cv_prog_egrep
1901 AC_SUBST([EGREP])
1902])])
1903
1904
1905# AC_PATH_TOOL_PREFIX
1906# -------------------
1907# find a file program which can recognise shared library
1908AC_DEFUN([AC_PATH_TOOL_PREFIX],
1909[AC_REQUIRE([AC_PROG_EGREP])dnl
1910AC_MSG_CHECKING([for $1])
1911AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
1912[case $MAGIC_CMD in
1913[[\\/*] |  ?:[\\/]*])
1914  lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
1915  ;;
1916*)
1917  lt_save_MAGIC_CMD="$MAGIC_CMD"
1918  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
1919dnl $ac_dummy forces splitting on constant user-supplied paths.
1920dnl POSIX.2 word splitting is done only on the output of word expansions,
1921dnl not every word.  This closes a longstanding sh security hole.
1922  ac_dummy="ifelse([$2], , $PATH, [$2])"
1923  for ac_dir in $ac_dummy; do
1924    IFS="$lt_save_ifs"
1925    test -z "$ac_dir" && ac_dir=.
1926    if test -f $ac_dir/$1; then
1927      lt_cv_path_MAGIC_CMD="$ac_dir/$1"
1928      if test -n "$file_magic_test_file"; then
1929	case $deplibs_check_method in
1930	"file_magic "*)
1931	  file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
1932	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
1933	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
1934	    $EGREP "$file_magic_regex" > /dev/null; then
1935	    :
1936	  else
1937	    cat <<EOF 1>&2
1938
1939*** Warning: the command libtool uses to detect shared libraries,
1940*** $file_magic_cmd, produces output that libtool cannot recognize.
1941*** The result is that libtool may fail to recognize shared libraries
1942*** as such.  This will affect the creation of libtool libraries that
1943*** depend on shared libraries, but programs linked with such libtool
1944*** libraries will work regardless of this problem.  Nevertheless, you
1945*** may want to report the problem to your system manager and/or to
1946*** bug-libtool@gnu.org
1947
1948EOF
1949	  fi ;;
1950	esac
1951      fi
1952      break
1953    fi
1954  done
1955  IFS="$lt_save_ifs"
1956  MAGIC_CMD="$lt_save_MAGIC_CMD"
1957  ;;
1958esac])
1959MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
1960if test -n "$MAGIC_CMD"; then
1961  AC_MSG_RESULT($MAGIC_CMD)
1962else
1963  AC_MSG_RESULT(no)
1964fi
1965])# AC_PATH_TOOL_PREFIX
1966
1967
1968# AC_PATH_MAGIC
1969# -------------
1970# find a file program which can recognise a shared library
1971AC_DEFUN([AC_PATH_MAGIC],
1972[AC_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
1973if test -z "$lt_cv_path_MAGIC_CMD"; then
1974  if test -n "$ac_tool_prefix"; then
1975    AC_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
1976  else
1977    MAGIC_CMD=:
1978  fi
1979fi
1980])# AC_PATH_MAGIC
1981
1982
1983# AC_PROG_LD
1984# ----------
1985# find the pathname to the GNU or non-GNU linker
1986AC_DEFUN([AC_PROG_LD],
1987[AC_ARG_WITH([gnu-ld],
1988    [AC_HELP_STRING([--with-gnu-ld],
1989	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
1990    [test "$withval" = no || with_gnu_ld=yes],
1991    [with_gnu_ld=no])
1992AC_REQUIRE([LT_AC_PROG_SED])dnl
1993AC_REQUIRE([AC_PROG_CC])dnl
1994AC_REQUIRE([AC_CANONICAL_HOST])dnl
1995AC_REQUIRE([AC_CANONICAL_BUILD])dnl
1996ac_prog=ld
1997if test "$GCC" = yes; then
1998  # Check if gcc -print-prog-name=ld gives a path.
1999  AC_MSG_CHECKING([for ld used by $CC])
2000  case $host in
2001  *-*-mingw*)
2002    # gcc leaves a trailing carriage return which upsets mingw
2003    ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
2004  *)
2005    ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
2006  esac
2007  case $ac_prog in
2008    # Accept absolute paths.
2009    [[\\/]]* | ?:[[\\/]]*)
2010      re_direlt='/[[^/]][[^/]]*/\.\./'
2011      # Canonicalize the pathname of ld
2012      ac_prog=`echo $ac_prog| $SED 's%\\\\%/%g'`
2013      while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
2014	ac_prog=`echo $ac_prog| $SED "s%$re_direlt%/%"`
2015      done
2016      test -z "$LD" && LD="$ac_prog"
2017      ;;
2018  "")
2019    # If it fails, then pretend we aren't using GCC.
2020    ac_prog=ld
2021    ;;
2022  *)
2023    # If it is relative, then search for the first ld in PATH.
2024    with_gnu_ld=unknown
2025    ;;
2026  esac
2027elif test "$with_gnu_ld" = yes; then
2028  AC_MSG_CHECKING([for GNU ld])
2029else
2030  AC_MSG_CHECKING([for non-GNU ld])
2031fi
2032AC_CACHE_VAL(lt_cv_path_LD,
2033[if test -z "$LD"; then
2034  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2035  for ac_dir in $PATH; do
2036    IFS="$lt_save_ifs"
2037    test -z "$ac_dir" && ac_dir=.
2038    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
2039      lt_cv_path_LD="$ac_dir/$ac_prog"
2040      # Check to see if the program is GNU ld.  I'd rather use --version,
2041      # but apparently some GNU ld's only accept -v.
2042      # Break only if it was the GNU/non-GNU ld that we prefer.
2043      case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
2044      *GNU* | *'with BFD'*)
2045	test "$with_gnu_ld" != no && break
2046	;;
2047      *)
2048	test "$with_gnu_ld" != yes && break
2049	;;
2050      esac
2051    fi
2052  done
2053  IFS="$lt_save_ifs"
2054else
2055  lt_cv_path_LD="$LD" # Let the user override the test with a path.
2056fi])
2057LD="$lt_cv_path_LD"
2058if test -n "$LD"; then
2059  AC_MSG_RESULT($LD)
2060else
2061  AC_MSG_RESULT(no)
2062fi
2063test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
2064AC_PROG_LD_GNU
2065])# AC_PROG_LD
2066
2067
2068# AC_PROG_LD_GNU
2069# --------------
2070AC_DEFUN([AC_PROG_LD_GNU],
2071[AC_REQUIRE([AC_PROG_EGREP])dnl
2072AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
2073[# I'd rather use --version here, but apparently some GNU ld's only accept -v.
2074case `$LD -v 2>&1 </dev/null` in
2075*GNU* | *'with BFD'*)
2076  lt_cv_prog_gnu_ld=yes
2077  ;;
2078*)
2079  lt_cv_prog_gnu_ld=no
2080  ;;
2081esac])
2082with_gnu_ld=$lt_cv_prog_gnu_ld
2083])# AC_PROG_LD_GNU
2084
2085
2086# AC_PROG_LD_RELOAD_FLAG
2087# ----------------------
2088# find reload flag for linker
2089#   -- PORTME Some linkers may need a different reload flag.
2090AC_DEFUN([AC_PROG_LD_RELOAD_FLAG],
2091[AC_CACHE_CHECK([for $LD option to reload object files],
2092  lt_cv_ld_reload_flag,
2093  [lt_cv_ld_reload_flag='-r'])
2094reload_flag=$lt_cv_ld_reload_flag
2095case $reload_flag in
2096"" | " "*) ;;
2097*) reload_flag=" $reload_flag" ;;
2098esac
2099reload_cmds='$LD$reload_flag -o $output$reload_objs'
2100case $host_os in
2101  darwin*)
2102    if test "$GCC" = yes; then
2103      reload_cmds='$CC -nostdlib ${wl}-r -o $output$reload_objs'
2104    else
2105      reload_cmds='$LD$reload_flag -o $output$reload_objs'
2106    fi
2107    ;;
2108esac
2109])# AC_PROG_LD_RELOAD_FLAG
2110
2111
2112# AC_DEPLIBS_CHECK_METHOD
2113# -----------------------
2114# how to check for library dependencies
2115#  -- PORTME fill in with the dynamic library characteristics
2116AC_DEFUN([AC_DEPLIBS_CHECK_METHOD],
2117[AC_CACHE_CHECK([how to recognise dependent libraries],
2118lt_cv_deplibs_check_method,
2119[lt_cv_file_magic_cmd='$MAGIC_CMD'
2120lt_cv_file_magic_test_file=
2121lt_cv_deplibs_check_method='unknown'
2122# Need to set the preceding variable on all platforms that support
2123# interlibrary dependencies.
2124# 'none' -- dependencies not supported.
2125# `unknown' -- same as none, but documents that we really don't know.
2126# 'pass_all' -- all dependencies passed with no checks.
2127# 'test_compile' -- check by making test program.
2128# 'file_magic [[regex]]' -- check by looking for files in library path
2129# which responds to the $file_magic_cmd with a given extended regex.
2130# If you have `file' or equivalent on your system and you're not sure
2131# whether `pass_all' will *always* work, you probably want this one.
2132
2133case $host_os in
2134aix4* | aix5*)
2135  lt_cv_deplibs_check_method=pass_all
2136  ;;
2137
2138beos*)
2139  lt_cv_deplibs_check_method=pass_all
2140  ;;
2141
2142bsdi[[45]]*)
2143  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
2144  lt_cv_file_magic_cmd='/usr/bin/file -L'
2145  lt_cv_file_magic_test_file=/shlib/libc.so
2146  ;;
2147
2148cygwin*)
2149  # func_win32_libid is a shell function defined in ltmain.sh
2150  lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
2151  lt_cv_file_magic_cmd='func_win32_libid'
2152  ;;
2153
2154mingw* | pw32*)
2155  # Base MSYS/MinGW do not provide the 'file' command needed by
2156  # func_win32_libid shell function, so use a weaker test based on 'objdump'.
2157  lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
2158  lt_cv_file_magic_cmd='$OBJDUMP -f'
2159  ;;
2160
2161darwin* | rhapsody*)
2162  lt_cv_deplibs_check_method=pass_all
2163  ;;
2164
2165freebsd* | kfreebsd*-gnu)
2166  if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
2167    case $host_cpu in
2168    i*86 )
2169      # Not sure whether the presence of OpenBSD here was a mistake.
2170      # Let's accept both of them until this is cleared up.
2171      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD)/i[[3-9]]86 (compact )?demand paged shared library'
2172      lt_cv_file_magic_cmd=/usr/bin/file
2173      lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
2174      ;;
2175    esac
2176  else
2177    lt_cv_deplibs_check_method=pass_all
2178  fi
2179  ;;
2180
2181gnu*)
2182  lt_cv_deplibs_check_method=pass_all
2183  ;;
2184
2185hpux10.20* | hpux11*)
2186  lt_cv_file_magic_cmd=/usr/bin/file
2187  case "$host_cpu" in
2188  ia64*)
2189    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
2190    lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
2191    ;;
2192  hppa*64*)
2193    [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]']
2194    lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
2195    ;;
2196  *)
2197    lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]].[[0-9]]) shared library'
2198    lt_cv_file_magic_test_file=/usr/lib/libc.sl
2199    ;;
2200  esac
2201  ;;
2202
2203irix5* | irix6* | nonstopux*)
2204  case $LD in
2205  *-32|*"-32 ") libmagic=32-bit;;
2206  *-n32|*"-n32 ") libmagic=N32;;
2207  *-64|*"-64 ") libmagic=64-bit;;
2208  *) libmagic=never-match;;
2209  esac
2210  lt_cv_deplibs_check_method=pass_all
2211  ;;
2212
2213# This must be Linux ELF.
2214linux*)
2215  lt_cv_deplibs_check_method=pass_all
2216  ;;
2217
2218netbsd*)
2219  if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
2220    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
2221  else
2222    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
2223  fi
2224  ;;
2225
2226newos6*)
2227  lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
2228  lt_cv_file_magic_cmd=/usr/bin/file
2229  lt_cv_file_magic_test_file=/usr/lib/libnls.so
2230  ;;
2231
2232nto-qnx*)
2233  lt_cv_deplibs_check_method=unknown
2234  ;;
2235
2236openbsd*)
2237  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2238    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
2239  else
2240    lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
2241  fi
2242  ;;
2243
2244osf3* | osf4* | osf5*)
2245  lt_cv_deplibs_check_method=pass_all
2246  ;;
2247
2248sco3.2v5*)
2249  lt_cv_deplibs_check_method=pass_all
2250  ;;
2251
2252solaris*)
2253  lt_cv_deplibs_check_method=pass_all
2254  ;;
2255
2256sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
2257  case $host_vendor in
2258  motorola)
2259    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
2260    lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
2261    ;;
2262  ncr)
2263    lt_cv_deplibs_check_method=pass_all
2264    ;;
2265  sequent)
2266    lt_cv_file_magic_cmd='/bin/file'
2267    lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
2268    ;;
2269  sni)
2270    lt_cv_file_magic_cmd='/bin/file'
2271    lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
2272    lt_cv_file_magic_test_file=/lib/libc.so
2273    ;;
2274  siemens)
2275    lt_cv_deplibs_check_method=pass_all
2276    ;;
2277  esac
2278  ;;
2279
2280sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[[78]]* | unixware7* | sysv4*uw2*)
2281  lt_cv_deplibs_check_method=pass_all
2282  ;;
2283esac
2284])
2285file_magic_cmd=$lt_cv_file_magic_cmd
2286deplibs_check_method=$lt_cv_deplibs_check_method
2287test -z "$deplibs_check_method" && deplibs_check_method=unknown
2288])# AC_DEPLIBS_CHECK_METHOD
2289
2290
2291# AC_PROG_NM
2292# ----------
2293# find the pathname to a BSD-compatible name lister
2294AC_DEFUN([AC_PROG_NM],
2295[AC_CACHE_CHECK([for BSD-compatible nm], lt_cv_path_NM,
2296[if test -n "$NM"; then
2297  # Let the user override the test.
2298  lt_cv_path_NM="$NM"
2299else
2300  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2301  for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
2302    IFS="$lt_save_ifs"
2303    test -z "$ac_dir" && ac_dir=.
2304    tmp_nm="$ac_dir/${ac_tool_prefix}nm"
2305    if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext" ; then
2306      # Check to see if the nm accepts a BSD-compat flag.
2307      # Adding the `sed 1q' prevents false positives on HP-UX, which says:
2308      #   nm: unknown option "B" ignored
2309      # Tru64's nm complains that /dev/null is an invalid object file
2310      case `"$tmp_nm" -B /dev/null 2>&1 | sed '1q'` in
2311      */dev/null* | *'Invalid file or object type'*)
2312	lt_cv_path_NM="$tmp_nm -B"
2313	break
2314        ;;
2315      *)
2316	case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
2317	*/dev/null*)
2318	  lt_cv_path_NM="$tmp_nm -p"
2319	  break
2320	  ;;
2321	*)
2322	  lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
2323	  continue # so that we can try to find one that supports BSD flags
2324	  ;;
2325	esac
2326      esac
2327    fi
2328  done
2329  IFS="$lt_save_ifs"
2330  test -z "$lt_cv_path_NM" && lt_cv_path_NM=nm
2331fi])
2332NM="$lt_cv_path_NM"
2333])# AC_PROG_NM
2334
2335
2336# AC_CHECK_LIBM
2337# -------------
2338# check for math library
2339AC_DEFUN([AC_CHECK_LIBM],
2340[AC_REQUIRE([AC_CANONICAL_HOST])dnl
2341LIBM=
2342case $host in
2343*-*-beos* | *-*-cygwin* | *-*-pw32* | *-*-darwin*)
2344  # These system don't have libm, or don't need it
2345  ;;
2346*-ncr-sysv4.3*)
2347  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
2348  AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
2349  ;;
2350*)
2351  AC_CHECK_LIB(m, cos, LIBM="-lm")
2352  ;;
2353esac
2354])# AC_CHECK_LIBM
2355
2356
2357# AC_LIBLTDL_CONVENIENCE([DIRECTORY])
2358# -----------------------------------
2359# sets LIBLTDL to the link flags for the libltdl convenience library and
2360# LTDLINCL to the include flags for the libltdl header and adds
2361# --enable-ltdl-convenience to the configure arguments.  Note that LIBLTDL
2362# and LTDLINCL are not AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called.  If
2363# DIRECTORY is not provided, it is assumed to be `libltdl'.  LIBLTDL will
2364# be prefixed with '${top_builddir}/' and LTDLINCL will be prefixed with
2365# '${top_srcdir}/' (note the single quotes!).  If your package is not
2366# flat and you're not using automake, define top_builddir and
2367# top_srcdir appropriately in the Makefiles.
2368AC_DEFUN([AC_LIBLTDL_CONVENIENCE],
2369[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
2370  case $enable_ltdl_convenience in
2371  no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
2372  "") enable_ltdl_convenience=yes
2373      ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
2374  esac
2375  LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
2376  LTDLINCL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
2377  # For backwards non-gettext consistent compatibility...
2378  INCLTDL="$LTDLINCL"
2379])# AC_LIBLTDL_CONVENIENCE
2380
2381
2382# AC_LIBLTDL_INSTALLABLE([DIRECTORY])
2383# -----------------------------------
2384# sets LIBLTDL to the link flags for the libltdl installable library and
2385# LTDLINCL to the include flags for the libltdl header and adds
2386# --enable-ltdl-install to the configure arguments.  Note that LIBLTDL
2387# and LTDLINCL are not AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called.  If
2388# DIRECTORY is not provided and an installed libltdl is not found, it is
2389# assumed to be `libltdl'.  LIBLTDL will be prefixed with '${top_builddir}/'
2390# and LTDLINCL will be prefixed with '${top_srcdir}/' (note the single
2391# quotes!).  If your package is not flat and you're not using automake,
2392# define top_builddir and top_srcdir appropriately in the Makefiles.
2393# In the future, this macro may have to be called after AC_PROG_LIBTOOL.
2394AC_DEFUN([AC_LIBLTDL_INSTALLABLE],
2395[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
2396  AC_CHECK_LIB(ltdl, lt_dlinit,
2397  [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
2398  [if test x"$enable_ltdl_install" = xno; then
2399     AC_MSG_WARN([libltdl not installed, but installation disabled])
2400   else
2401     enable_ltdl_install=yes
2402   fi
2403  ])
2404  if test x"$enable_ltdl_install" = x"yes"; then
2405    ac_configure_args="$ac_configure_args --enable-ltdl-install"
2406    LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la
2407    LTDLINCL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
2408  else
2409    ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
2410    LIBLTDL="-lltdl"
2411    LTDLINCL=
2412  fi
2413  # For backwards non-gettext consistent compatibility...
2414  INCLTDL="$LTDLINCL"
2415])# AC_LIBLTDL_INSTALLABLE
2416
2417
2418# AC_LIBTOOL_CXX
2419# --------------
2420# enable support for C++ libraries
2421AC_DEFUN([AC_LIBTOOL_CXX],
2422[AC_REQUIRE([_LT_AC_LANG_CXX])
2423])# AC_LIBTOOL_CXX
2424
2425
2426# _LT_AC_LANG_CXX
2427# ---------------
2428AC_DEFUN([_LT_AC_LANG_CXX],
2429[AC_REQUIRE([AC_PROG_CXX])
2430AC_REQUIRE([_LT_AC_PROG_CXXCPP])
2431_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}CXX])
2432])# _LT_AC_LANG_CXX
2433
2434# _LT_AC_PROG_CXXCPP
2435# ---------------
2436AC_DEFUN([_LT_AC_PROG_CXXCPP],
2437[
2438AC_REQUIRE([AC_PROG_CXX])
2439if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
2440    ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) || 
2441    (test "X$CXX" != "Xg++"))) ; then
2442  AC_PROG_CXXCPP
2443fi
2444])# _LT_AC_PROG_CXXCPP
2445
2446# AC_LIBTOOL_F77
2447# --------------
2448# enable support for Fortran 77 libraries
2449AC_DEFUN([AC_LIBTOOL_F77],
2450[AC_REQUIRE([_LT_AC_LANG_F77])
2451])# AC_LIBTOOL_F77
2452
2453
2454# _LT_AC_LANG_F77
2455# ---------------
2456AC_DEFUN([_LT_AC_LANG_F77],
2457[AC_REQUIRE([AC_PROG_F77])
2458_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}F77])
2459])# _LT_AC_LANG_F77
2460
2461
2462# AC_LIBTOOL_GCJ
2463# --------------
2464# enable support for GCJ libraries
2465AC_DEFUN([AC_LIBTOOL_GCJ],
2466[AC_REQUIRE([_LT_AC_LANG_GCJ])
2467])# AC_LIBTOOL_GCJ
2468
2469
2470# _LT_AC_LANG_GCJ
2471# ---------------
2472AC_DEFUN([_LT_AC_LANG_GCJ],
2473[AC_PROVIDE_IFELSE([AC_PROG_GCJ],[],
2474  [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],[],
2475    [AC_PROVIDE_IFELSE([LT_AC_PROG_GCJ],[],
2476      [ifdef([AC_PROG_GCJ],[AC_REQUIRE([AC_PROG_GCJ])],
2477	 [ifdef([A][M_PROG_GCJ],[AC_REQUIRE([A][M_PROG_GCJ])],
2478	   [AC_REQUIRE([A][C_PROG_GCJ_OR_A][M_PROG_GCJ])])])])])])
2479_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}GCJ])
2480])# _LT_AC_LANG_GCJ
2481
2482
2483# AC_LIBTOOL_RC
2484# --------------
2485# enable support for Windows resource files
2486AC_DEFUN([AC_LIBTOOL_RC],
2487[AC_REQUIRE([LT_AC_PROG_RC])
2488_LT_AC_SHELL_INIT([tagnames=${tagnames+${tagnames},}RC])
2489])# AC_LIBTOOL_RC
2490
2491
2492# AC_LIBTOOL_LANG_C_CONFIG
2493# ------------------------
2494# Ensure that the configuration vars for the C compiler are
2495# suitably defined.  Those variables are subsequently used by
2496# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
2497AC_DEFUN([AC_LIBTOOL_LANG_C_CONFIG], [_LT_AC_LANG_C_CONFIG])
2498AC_DEFUN([_LT_AC_LANG_C_CONFIG],
2499[lt_save_CC="$CC"
2500AC_LANG_PUSH(C)
2501
2502# Source file extension for C test sources.
2503ac_ext=c
2504
2505# Object file extension for compiled C test sources.
2506objext=o
2507_LT_AC_TAGVAR(objext, $1)=$objext
2508
2509# Code to be used in simple compile tests
2510lt_simple_compile_test_code="int some_variable = 0;\n"
2511
2512# Code to be used in simple link tests
2513lt_simple_link_test_code='int main(){return(0);}\n'
2514
2515_LT_AC_SYS_COMPILER
2516
2517#
2518# Check for any special shared library compilation flags.
2519#
2520_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)=
2521if test "$GCC" = no; then
2522  case $host_os in
2523  sco3.2v5*)
2524    _LT_AC_TAGVAR(lt_prog_cc_shlib, $1)='-belf'
2525    ;;
2526  esac
2527fi
2528if test -n "$_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)"; then
2529  AC_MSG_WARN([`$CC' requires `$_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)' to build shared libraries])
2530  if echo "$old_CC $old_CFLAGS " | grep "[[ 	]]$_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)[[ 	]]" >/dev/null; then :
2531  else
2532    AC_MSG_WARN([add `$_LT_AC_TAGVAR(lt_prog_cc_shlib, $1)' to the CC or CFLAGS env variable and reconfigure])
2533    _LT_AC_TAGVAR(lt_cv_prog_cc_can_build_shared, $1)=no
2534  fi
2535fi
2536
2537
2538#
2539# Check to make sure the static flag actually works.
2540#
2541AC_LIBTOOL_LINKER_OPTION([if $compiler static flag $_LT_AC_TAGVAR(lt_prog_compiler_static, $1) works],
2542  _LT_AC_TAGVAR(lt_prog_compiler_static_works, $1),
2543  $_LT_AC_TAGVAR(lt_prog_compiler_static, $1),
2544  [],
2545  [_LT_AC_TAGVAR(lt_prog_compiler_static, $1)=])
2546
2547
2548## CAVEAT EMPTOR:
2549## There is no encapsulation within the following macros, do not change
2550## the running order or otherwise move them around unless you know exactly
2551## what you are doing...
2552AC_LIBTOOL_PROG_COMPILER_NO_RTTI($1)
2553AC_LIBTOOL_PROG_COMPILER_PIC($1)
2554AC_LIBTOOL_PROG_CC_C_O($1)
2555AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
2556AC_LIBTOOL_PROG_LD_SHLIBS($1)
2557AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
2558AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
2559AC_LIBTOOL_SYS_LIB_STRIP
2560AC_LIBTOOL_DLOPEN_SELF($1)
2561
2562# Report which librarie types wil actually be built
2563AC_MSG_CHECKING([if libtool supports shared libraries])
2564AC_MSG_RESULT([$can_build_shared])
2565
2566AC_MSG_CHECKING([whether to build shared libraries])
2567test "$can_build_shared" = "no" && enable_shared=no
2568
2569# On AIX, shared libraries and static libraries use the same namespace, and
2570# are all built from PIC.
2571case "$host_os" in
2572aix3*)
2573  test "$enable_shared" = yes && enable_static=no
2574  if test -n "$RANLIB"; then
2575    archive_cmds="$archive_cmds~\$RANLIB \$lib"
2576    postinstall_cmds='$RANLIB $lib'
2577  fi
2578  ;;
2579
2580aix4* | aix5*)
2581  if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
2582    test "$enable_shared" = yes && enable_static=no
2583  fi
2584    ;;
2585esac
2586AC_MSG_RESULT([$enable_shared])
2587
2588AC_MSG_CHECKING([whether to build static libraries])
2589# Make sure either enable_shared or enable_static is yes.
2590test "$enable_shared" = yes || enable_static=yes
2591AC_MSG_RESULT([$enable_static])
2592
2593AC_LIBTOOL_CONFIG($1)
2594
2595AC_LANG_POP
2596CC="$lt_save_CC"
2597])# AC_LIBTOOL_LANG_C_CONFIG
2598
2599
2600# AC_LIBTOOL_LANG_CXX_CONFIG
2601# --------------------------
2602# Ensure that the configuration vars for the C compiler are
2603# suitably defined.  Those variables are subsequently used by
2604# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
2605AC_DEFUN([AC_LIBTOOL_LANG_CXX_CONFIG], [_LT_AC_LANG_CXX_CONFIG(CXX)])
2606AC_DEFUN([_LT_AC_LANG_CXX_CONFIG],
2607[AC_LANG_PUSH(C++)
2608AC_REQUIRE([AC_PROG_CXX])
2609AC_REQUIRE([_LT_AC_PROG_CXXCPP])
2610
2611_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
2612_LT_AC_TAGVAR(allow_undefined_flag, $1)=
2613_LT_AC_TAGVAR(always_export_symbols, $1)=no
2614_LT_AC_TAGVAR(archive_expsym_cmds, $1)=
2615_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=
2616_LT_AC_TAGVAR(hardcode_direct, $1)=no
2617_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
2618_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
2619_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
2620_LT_AC_TAGVAR(hardcode_minus_L, $1)=no
2621_LT_AC_TAGVAR(hardcode_automatic, $1)=no
2622_LT_AC_TAGVAR(module_cmds, $1)=
2623_LT_AC_TAGVAR(module_expsym_cmds, $1)=
2624_LT_AC_TAGVAR(link_all_deplibs, $1)=unknown
2625_LT_AC_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
2626_LT_AC_TAGVAR(no_undefined_flag, $1)=
2627_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
2628_LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=no
2629
2630# Dependencies to place before and after the object being linked:
2631_LT_AC_TAGVAR(predep_objects, $1)=
2632_LT_AC_TAGVAR(postdep_objects, $1)=
2633_LT_AC_TAGVAR(predeps, $1)=
2634_LT_AC_TAGVAR(postdeps, $1)=
2635_LT_AC_TAGVAR(compiler_lib_search_path, $1)=
2636
2637# Source file extension for C++ test sources.
2638ac_ext=cc
2639
2640# Object file extension for compiled C++ test sources.
2641objext=o
2642_LT_AC_TAGVAR(objext, $1)=$objext
2643
2644# Code to be used in simple compile tests
2645lt_simple_compile_test_code="int some_variable = 0;\n"
2646
2647# Code to be used in simple link tests
2648lt_simple_link_test_code='int main(int, char *[]) { return(0); }\n'
2649
2650# ltmain only uses $CC for tagged configurations so make sure $CC is set.
2651_LT_AC_SYS_COMPILER
2652
2653# Allow CC to be a program name with arguments.
2654lt_save_CC=$CC
2655lt_save_LD=$LD
2656lt_save_GCC=$GCC
2657GCC=$GXX
2658lt_save_with_gnu_ld=$with_gnu_ld
2659lt_save_path_LD=$lt_cv_path_LD
2660if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
2661  lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
2662else
2663  unset lt_cv_prog_gnu_ld
2664fi
2665if test -n "${lt_cv_path_LDCXX+set}"; then
2666  lt_cv_path_LD=$lt_cv_path_LDCXX
2667else
2668  unset lt_cv_path_LD
2669fi
2670test -z "${LDCXX+set}" || LD=$LDCXX
2671CC=${CXX-"c++"}
2672compiler=$CC
2673_LT_AC_TAGVAR(compiler, $1)=$CC
2674cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
2675
2676# We don't want -fno-exception wen compiling C++ code, so set the
2677# no_builtin_flag separately
2678if test "$GXX" = yes; then
2679  _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
2680else
2681  _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
2682fi
2683
2684if test "$GXX" = yes; then
2685  # Set up default GNU C++ configuration
2686
2687  AC_PROG_LD
2688
2689  # Check if GNU C++ uses GNU ld as the underlying linker, since the
2690  # archiving commands below assume that GNU ld is being used.
2691  if test "$with_gnu_ld" = yes; then
2692    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
2693    _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
2694
2695    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
2696    _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
2697
2698    # If archive_cmds runs LD, not CC, wlarc should be empty
2699    # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
2700    #     investigate it a little bit more. (MM)
2701    wlarc='${wl}'
2702
2703    # ancient GNU ld didn't support --whole-archive et. al.
2704    if eval "`$CC -print-prog-name=ld` --help 2>&1" | \
2705	grep 'no-whole-archive' > /dev/null; then
2706      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
2707    else
2708      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
2709    fi
2710  else
2711    with_gnu_ld=no
2712    wlarc=
2713
2714    # A generic and very simple default shared library creation
2715    # command for GNU C++ for the case where it uses the native
2716    # linker, instead of GNU ld.  If possible, this setting should
2717    # overridden to take advantage of the native linker features on
2718    # the platform it is being used on.
2719    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
2720  fi
2721
2722  # Commands to make compiler produce verbose output that lists
2723  # what "hidden" libraries, object files and flags are used when
2724  # linking a shared library.
2725  output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "\-L"'
2726
2727else
2728  GXX=no
2729  with_gnu_ld=no
2730  wlarc=
2731fi
2732
2733# PORTME: fill in a description of your system's C++ link characteristics
2734AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
2735_LT_AC_TAGVAR(ld_shlibs, $1)=yes
2736case $host_os in
2737  aix3*)
2738    # FIXME: insert proper C++ library support
2739    _LT_AC_TAGVAR(ld_shlibs, $1)=no
2740    ;;
2741  aix4* | aix5*)
2742    if test "$host_cpu" = ia64; then
2743      # On IA64, the linker does run time linking by default, so we don't
2744      # have to do anything special.
2745      aix_use_runtimelinking=no
2746      exp_sym_flag='-Bexport'
2747      no_entry_flag=""
2748    else
2749      aix_use_runtimelinking=no
2750
2751      # Test if we are trying to use run time linking or normal
2752      # AIX style linking. If -brtl is somewhere in LDFLAGS, we
2753      # need to do runtime linking.
2754      case $host_os in aix4.[[23]]|aix4.[[23]].*|aix5*)
2755	for ld_flag in $LDFLAGS; do
2756	  case $ld_flag in
2757	  *-brtl*)
2758	    aix_use_runtimelinking=yes
2759	    break
2760	    ;;
2761	  esac
2762	done
2763      esac
2764
2765      exp_sym_flag='-bexport'
2766      no_entry_flag='-bnoentry'
2767    fi
2768
2769    # When large executables or shared objects are built, AIX ld can
2770    # have problems creating the table of contents.  If linking a library
2771    # or program results in "error TOC overflow" add -mminimal-toc to
2772    # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
2773    # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
2774
2775    _LT_AC_TAGVAR(archive_cmds, $1)=''
2776    _LT_AC_TAGVAR(hardcode_direct, $1)=yes
2777    _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=':'
2778    _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
2779
2780    if test "$GXX" = yes; then
2781      case $host_os in aix4.[012]|aix4.[012].*)
2782      # We only want to do this on AIX 4.2 and lower, the check
2783      # below for broken collect2 doesn't work under 4.3+
2784	collect2name=`${CC} -print-prog-name=collect2`
2785	if test -f "$collect2name" && \
2786	   strings "$collect2name" | grep resolve_lib_name >/dev/null
2787	then
2788	  # We have reworked collect2
2789	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes
2790	else
2791	  # We have old collect2
2792	  _LT_AC_TAGVAR(hardcode_direct, $1)=unsupported
2793	  # It fails to find uninstalled libraries when the uninstalled
2794	  # path is not listed in the libpath.  Setting hardcode_minus_L
2795	  # to unsupported forces relinking
2796	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
2797	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2798	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
2799	fi
2800      esac
2801      shared_flag='-shared'
2802    else
2803      # not using gcc
2804      if test "$host_cpu" = ia64; then
2805	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
2806	# chokes on -Wl,-G. The following line is correct:
2807	shared_flag='-G'
2808      else
2809	if test "$aix_use_runtimelinking" = yes; then
2810	  shared_flag='${wl}-G'
2811	else
2812	  shared_flag='${wl}-bM:SRE'
2813	fi
2814      fi
2815    fi
2816
2817    # It seems that -bexpall does not export symbols beginning with
2818    # underscore (_), so it is better to generate a list of symbols to export.
2819    _LT_AC_TAGVAR(always_export_symbols, $1)=yes
2820    if test "$aix_use_runtimelinking" = yes; then
2821      # Warning - without using the other runtime loading flags (-brtl),
2822      # -berok will link without error, but may produce a broken library.
2823      _LT_AC_TAGVAR(allow_undefined_flag, $1)='-berok'
2824      # Determine the default libpath from the value encoded in an empty executable.
2825      _LT_AC_SYS_LIBPATH_AIX
2826      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
2827
2828      _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols $shared_flag"
2829     else
2830      if test "$host_cpu" = ia64; then
2831	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
2832	_LT_AC_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
2833	_LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
2834      else
2835	# Determine the default libpath from the value encoded in an empty executable.
2836	_LT_AC_SYS_LIBPATH_AIX
2837	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
2838	# Warning - without using the other run time loading flags,
2839	# -berok will link without error, but may produce a broken library.
2840	_LT_AC_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
2841	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
2842	# -bexpall does not export symbols beginning with underscore (_)
2843	_LT_AC_TAGVAR(always_export_symbols, $1)=yes
2844	# Exported symbols can be pulled into shared objects from archives
2845	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=' '
2846	_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
2847	# This is similar to how AIX traditionally builds it's shared libraries.
2848	_LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
2849      fi
2850    fi
2851    ;;
2852  chorus*)
2853    case $cc_basename in
2854      *)
2855	# FIXME: insert proper C++ library support
2856	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2857	;;
2858    esac
2859    ;;
2860
2861
2862  cygwin* | mingw* | pw32*)
2863    # _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
2864    # as there is no search path for DLLs.
2865    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2866    _LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
2867    _LT_AC_TAGVAR(always_export_symbols, $1)=no
2868    _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
2869
2870    if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
2871      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--image-base=0x10000000 ${wl}--out-implib,$lib'
2872      # If the export-symbols file already is a .def file (1st line
2873      # is EXPORTS), use it as is; otherwise, prepend...
2874      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
2875	cp $export_symbols $output_objdir/$soname.def;
2876      else
2877	echo EXPORTS > $output_objdir/$soname.def;
2878	cat $export_symbols >> $output_objdir/$soname.def;
2879      fi~
2880      $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--image-base=0x10000000 ${wl}--out-implib,$lib'
2881    else
2882      _LT_AC_TAGVAR(ld_shlibs, $1)=no
2883    fi
2884  ;;
2885      darwin* | rhapsody*)
2886        case "$host_os" in
2887        rhapsody* | darwin1.[[012]])
2888         _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-undefined ${wl}suppress'
2889         ;;
2890       *) # Darwin 1.3 on
2891         if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
2892           _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
2893         else
2894           case ${MACOSX_DEPLOYMENT_TARGET} in
2895             10.[[012]])
2896               _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
2897               ;;
2898             10.*)
2899               _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-undefined ${wl}dynamic_lookup'
2900               ;;
2901           esac
2902         fi
2903         ;;
2904        esac
2905      _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
2906      _LT_AC_TAGVAR(hardcode_direct, $1)=no
2907      _LT_AC_TAGVAR(hardcode_automatic, $1)=yes
2908      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
2909      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=''
2910      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
2911
2912    if test "$GXX" = yes ; then
2913      lt_int_apple_cc_single_mod=no
2914      output_verbose_link_cmd='echo'
2915      if $CC -dumpspecs 2>&1 | $EGREP 'single_module' >/dev/null ; then
2916       lt_int_apple_cc_single_mod=yes
2917      fi
2918      if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
2919       _LT_AC_TAGVAR(archive_cmds, $1)='$CC -dynamiclib -single_module $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring'
2920      else
2921          _LT_AC_TAGVAR(archive_cmds, $1)='$CC -r -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $deplibs $compiler_flags -install_name $rpath/$soname $verstring'
2922        fi
2923        _LT_AC_TAGVAR(module_cmds, $1)='$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
2924        # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin ld's
2925          if test "X$lt_int_apple_cc_single_mod" = Xyes ; then
2926            _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 $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2927          else
2928            _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -r -keep_private_externs -nostdlib -o ${lib}-master.o $libobjs~$CC -dynamiclib $allow_undefined_flag -o $lib ${lib}-master.o $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2929          fi
2930            _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 $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2931      else
2932      case "$cc_basename" in
2933        xlc*)
2934         output_verbose_link_cmd='echo'
2935          _LT_AC_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj ${wl}-single_module $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-install_name ${wl}`echo $rpath/$soname` $verstring'
2936          _LT_AC_TAGVAR(module_cmds, $1)='$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
2937          # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin ld's
2938          _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -qmkshrobj ${wl}-single_module $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-install_name ${wl}$rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2939          _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 $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
2940          ;;
2941       *)
2942         _LT_AC_TAGVAR(ld_shlibs, $1)=no
2943          ;;
2944      esac
2945      fi
2946        ;;
2947
2948  dgux*)
2949    case $cc_basename in
2950      ec++)
2951	# FIXME: insert proper C++ library support
2952	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2953	;;
2954      ghcx)
2955	# Green Hills C++ Compiler
2956	# FIXME: insert proper C++ library support
2957	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2958	;;
2959      *)
2960	# FIXME: insert proper C++ library support
2961	_LT_AC_TAGVAR(ld_shlibs, $1)=no
2962	;;
2963    esac
2964    ;;
2965  freebsd[12]*)
2966    # C++ shared libraries reported to be fairly broken before switch to ELF
2967    _LT_AC_TAGVAR(ld_shlibs, $1)=no
2968    ;;
2969  freebsd-elf*)
2970    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
2971    ;;
2972  freebsd* | kfreebsd*-gnu)
2973    # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
2974    # conventions
2975    _LT_AC_TAGVAR(ld_shlibs, $1)=yes
2976    ;;
2977  gnu*)
2978    ;;
2979  hpux9*)
2980    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
2981    _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
2982    _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
2983    _LT_AC_TAGVAR(hardcode_direct, $1)=yes
2984    _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
2985				# but as the default
2986				# location of the library.
2987
2988    case $cc_basename in
2989    CC)
2990      # FIXME: insert proper C++ library support
2991      _LT_AC_TAGVAR(ld_shlibs, $1)=no
2992      ;;
2993    aCC)
2994      _LT_AC_TAGVAR(archive_cmds, $1)='$rm $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
2995      # Commands to make compiler produce verbose output that lists
2996      # what "hidden" libraries, object files and flags are used when
2997      # linking a shared library.
2998      #
2999      # There doesn't appear to be a way to prevent this compiler from
3000      # explicitly linking system object files so we need to strip them
3001      # from the output so that they don't get included in the library
3002      # dependencies.
3003      output_verbose_link_cmd='templist=`($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 $list'
3004      ;;
3005    *)
3006      if test "$GXX" = yes; then
3007        _LT_AC_TAGVAR(archive_cmds, $1)='$rm $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
3008      else
3009        # FIXME: insert proper C++ library support
3010        _LT_AC_TAGVAR(ld_shlibs, $1)=no
3011      fi
3012      ;;
3013    esac
3014    ;;
3015  hpux10*|hpux11*)
3016    if test $with_gnu_ld = no; then
3017      case "$host_cpu" in
3018      hppa*64*)
3019	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
3020	_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
3021	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3022        ;;
3023      ia64*)
3024	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
3025        ;;
3026      *)
3027	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
3028	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3029	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
3030        ;;
3031      esac
3032    fi
3033    case "$host_cpu" in
3034    hppa*64*)
3035      _LT_AC_TAGVAR(hardcode_direct, $1)=no
3036      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3037      ;;
3038    ia64*)
3039      _LT_AC_TAGVAR(hardcode_direct, $1)=no
3040      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3041      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
3042					      # but as the default
3043					      # location of the library.
3044      ;;
3045    *)
3046      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
3047      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
3048					      # but as the default
3049					      # location of the library.
3050      ;;
3051    esac
3052
3053    case $cc_basename in
3054      CC)
3055	# FIXME: insert proper C++ library support
3056	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3057	;;
3058      aCC)
3059	case "$host_cpu" in
3060	hppa*64*|ia64*)
3061	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname -o $lib $linker_flags $libobjs $deplibs'
3062	  ;;
3063	*)
3064	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
3065	  ;;
3066	esac
3067	# Commands to make compiler produce verbose output that lists
3068	# what "hidden" libraries, object files and flags are used when
3069	# linking a shared library.
3070	#
3071	# There doesn't appear to be a way to prevent this compiler from
3072	# explicitly linking system object files so we need to strip them
3073	# from the output so that they don't get included in the library
3074	# dependencies.
3075	output_verbose_link_cmd='templist=`($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 $list'
3076	;;
3077      *)
3078	if test "$GXX" = yes; then
3079	  if test $with_gnu_ld = no; then
3080	    case "$host_cpu" in
3081	    ia64*|hppa*64*)
3082	      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname -o $lib $linker_flags $libobjs $deplibs'
3083	      ;;
3084	    *)
3085	      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
3086	      ;;
3087	    esac
3088	  fi
3089	else
3090	  # FIXME: insert proper C++ library support
3091	  _LT_AC_TAGVAR(ld_shlibs, $1)=no
3092	fi
3093	;;
3094    esac
3095    ;;
3096  irix5* | irix6*)
3097    case $cc_basename in
3098      CC)
3099	# SGI C++
3100	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
3101
3102	# Archives containing C++ object files must be created using
3103	# "CC -ar", where "CC" is the IRIX C++ compiler.  This is
3104	# necessary to make sure instantiated templates are included
3105	# in the archive.
3106	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
3107	;;
3108      *)
3109	if test "$GXX" = yes; then
3110	  if test "$with_gnu_ld" = no; then
3111	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
3112	  else
3113	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` -o $lib'
3114	  fi
3115	fi
3116	_LT_AC_TAGVAR(link_all_deplibs, $1)=yes
3117	;;
3118    esac
3119    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3120    _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3121    ;;
3122  linux*)
3123    case $cc_basename in
3124      KCC)
3125	# Kuck and Associates, Inc. (KAI) C++ Compiler
3126
3127	# KCC will only create a shared library if the output file
3128	# ends with ".so" (or ".sl" for HP-UX), so rename the library
3129	# to its proper name (with version) after linking.
3130	_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 $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
3131	_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 $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
3132	# Commands to make compiler produce verbose output that lists
3133	# what "hidden" libraries, object files and flags are used when
3134	# linking a shared library.
3135	#
3136	# There doesn't appear to be a way to prevent this compiler from
3137	# explicitly linking system object files so we need to strip them
3138	# from the output so that they don't get included in the library
3139	# dependencies.
3140	output_verbose_link_cmd='templist=`$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'
3141
3142	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath,$libdir'
3143	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
3144
3145	# Archives containing C++ object files must be created using
3146	# "CC -Bstatic", where "CC" is the KAI C++ compiler.
3147	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
3148	;;
3149      icpc)
3150	# Intel C++
3151	with_gnu_ld=yes
3152	# version 8.0 and above of icpc choke on multiply defined symbols
3153	# if we add $predep_objects and $postdep_objects, however 7.1 and
3154	# earlier do not add the objects themselves.
3155	case `$CC -V 2>&1` in
3156	*"Version 7."*)
3157  	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
3158  	  _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
3159	  ;;
3160	*)  # Version 8.0 or newer
3161  	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
3162  	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
3163	  ;;
3164	esac
3165	_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3166	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
3167	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
3168	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
3169	;;
3170      cxx)
3171	# Compaq C++
3172	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
3173	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
3174
3175	runpath_var=LD_RUN_PATH
3176	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
3177	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3178
3179	# Commands to make compiler produce verbose output that lists
3180	# what "hidden" libraries, object files and flags are used when
3181	# linking a shared library.
3182	#
3183	# There doesn't appear to be a way to prevent this compiler from
3184	# explicitly linking system object files so we need to strip them
3185	# from the output so that they don't get included in the library
3186	# dependencies.
3187	output_verbose_link_cmd='templist=`$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'
3188	;;
3189    esac
3190    ;;
3191  lynxos*)
3192    # FIXME: insert proper C++ library support
3193    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3194    ;;
3195  m88k*)
3196    # FIXME: insert proper C++ library support
3197    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3198    ;;
3199  mvs*)
3200    case $cc_basename in
3201      cxx)
3202	# FIXME: insert proper C++ library support
3203	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3204	;;
3205      *)
3206	# FIXME: insert proper C++ library support
3207	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3208	;;
3209    esac
3210    ;;
3211  netbsd*)
3212    if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
3213      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
3214      wlarc=
3215      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
3216      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
3217      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3218    fi
3219    # Workaround some broken pre-1.5 toolchains
3220    output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
3221    ;;
3222  openbsd2*)
3223    # C++ shared libraries are fairly broken
3224    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3225    ;;
3226  openbsd*)
3227    _LT_AC_TAGVAR(hardcode_direct, $1)=yes
3228    _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3229    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
3230    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
3231    if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3232      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
3233      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
3234      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
3235    fi
3236    output_verbose_link_cmd='echo'
3237    ;;
3238  osf3*)
3239    case $cc_basename in
3240      KCC)
3241	# Kuck and Associates, Inc. (KAI) C++ Compiler
3242
3243	# KCC will only create a shared library if the output file
3244	# ends with ".so" (or ".sl" for HP-UX), so rename the library
3245	# to its proper name (with version) after linking.
3246	_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 $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
3247
3248	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
3249	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3250
3251	# Archives containing C++ object files must be created using
3252	# "CC -Bstatic", where "CC" is the KAI C++ compiler.
3253	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
3254
3255	;;
3256      RCC)
3257	# Rational C++ 2.4.1
3258	# FIXME: insert proper C++ library support
3259	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3260	;;
3261      cxx)
3262	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
3263	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && echo ${wl}-set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
3264
3265	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3266	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3267
3268	# Commands to make compiler produce verbose output that lists
3269	# what "hidden" libraries, object files and flags are used when
3270	# linking a shared library.
3271	#
3272	# There doesn't appear to be a way to prevent this compiler from
3273	# explicitly linking system object files so we need to strip them
3274	# from the output so that they don't get included in the library
3275	# dependencies.
3276	output_verbose_link_cmd='templist=`$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 $list'
3277	;;
3278      *)
3279	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
3280	  _LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
3281	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
3282
3283	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3284	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3285
3286	  # Commands to make compiler produce verbose output that lists
3287	  # what "hidden" libraries, object files and flags are used when
3288	  # linking a shared library.
3289	  output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "\-L"'
3290
3291	else
3292	  # FIXME: insert proper C++ library support
3293	  _LT_AC_TAGVAR(ld_shlibs, $1)=no
3294	fi
3295	;;
3296    esac
3297    ;;
3298  osf4* | osf5*)
3299    case $cc_basename in
3300      KCC)
3301	# Kuck and Associates, Inc. (KAI) C++ Compiler
3302
3303	# KCC will only create a shared library if the output file
3304	# ends with ".so" (or ".sl" for HP-UX), so rename the library
3305	# to its proper name (with version) after linking.
3306	_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 $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
3307
3308	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
3309	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3310
3311	# Archives containing C++ object files must be created using
3312	# the KAI C++ compiler.
3313	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs'
3314	;;
3315      RCC)
3316	# Rational C++ 2.4.1
3317	# FIXME: insert proper C++ library support
3318	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3319	;;
3320      cxx)
3321	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
3322	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
3323	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
3324	  echo "-hidden">> $lib.exp~
3325	  $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname -Wl,-input -Wl,$lib.exp  `test -n "$verstring" && echo -set_version	$verstring` -update_registry $objdir/so_locations -o $lib~
3326	  $rm $lib.exp'
3327
3328	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
3329	_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3330
3331	# Commands to make compiler produce verbose output that lists
3332	# what "hidden" libraries, object files and flags are used when
3333	# linking a shared library.
3334	#
3335	# There doesn't appear to be a way to prevent this compiler from
3336	# explicitly linking system object files so we need to strip them
3337	# from the output so that they don't get included in the library
3338	# dependencies.
3339	output_verbose_link_cmd='templist=`$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 $list'
3340	;;
3341      *)
3342	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
3343	  _LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
3344	 _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
3345
3346	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
3347	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
3348
3349	  # Commands to make compiler produce verbose output that lists
3350	  # what "hidden" libraries, object files and flags are used when
3351	  # linking a shared library.
3352	  output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep "\-L"'
3353
3354	else
3355	  # FIXME: insert proper C++ library support
3356	  _LT_AC_TAGVAR(ld_shlibs, $1)=no
3357	fi
3358	;;
3359    esac
3360    ;;
3361  psos*)
3362    # FIXME: insert proper C++ library support
3363    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3364    ;;
3365  sco*)
3366    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3367    case $cc_basename in
3368      CC)
3369	# FIXME: insert proper C++ library support
3370	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3371	;;
3372      *)
3373	# FIXME: insert proper C++ library support
3374	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3375	;;
3376    esac
3377    ;;
3378  sunos4*)
3379    case $cc_basename in
3380      CC)
3381	# Sun C++ 4.x
3382	# FIXME: insert proper C++ library support
3383	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3384	;;
3385      lcc)
3386	# Lucid
3387	# FIXME: insert proper C++ library support
3388	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3389	;;
3390      *)
3391	# FIXME: insert proper C++ library support
3392	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3393	;;
3394    esac
3395    ;;
3396  solaris*)
3397    case $cc_basename in
3398      CC)
3399	# Sun C++ 4.2, 5.x and Centerline C++
3400	_LT_AC_TAGVAR(no_undefined_flag, $1)=' -zdefs'
3401	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -nolib -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
3402	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
3403	$CC -G${allow_undefined_flag} -nolib ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
3404
3405	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
3406	_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
3407	case $host_os in
3408	  solaris2.[0-5] | solaris2.[0-5].*) ;;
3409	  *)
3410	    # The C++ compiler is used as linker so we must use $wl
3411	    # flag to pass the commands to the underlying system
3412	    # linker.
3413	    # Supported since Solaris 2.6 (maybe 2.5.1?)
3414	    _LT_AC_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
3415	    ;;
3416	esac
3417	_LT_AC_TAGVAR(link_all_deplibs, $1)=yes
3418
3419	# Commands to make compiler produce verbose output that lists
3420	# what "hidden" libraries, object files and flags are used when
3421	# linking a shared library.
3422	#
3423	# There doesn't appear to be a way to prevent this compiler from
3424	# explicitly linking system object files so we need to strip them
3425	# from the output so that they don't get included in the library
3426	# dependencies.
3427	output_verbose_link_cmd='templist=`$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'
3428
3429	# Archives containing C++ object files must be created using
3430	# "CC -xar", where "CC" is the Sun C++ compiler.  This is
3431	# necessary to make sure instantiated templates are included
3432	# in the archive.
3433	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
3434	;;
3435      gcx)
3436	# Green Hills C++ Compiler
3437	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
3438
3439	# The C++ compiler must be used to create the archive.
3440	_LT_AC_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
3441	;;
3442      *)
3443	# GNU C++ compiler with Solaris linker
3444	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
3445	  _LT_AC_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
3446	  if $CC --version | grep -v '^2\.7' > /dev/null; then
3447	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
3448	    _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
3449		$CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
3450
3451	    # Commands to make compiler produce verbose output that lists
3452	    # what "hidden" libraries, object files and flags are used when
3453	    # linking a shared library.
3454	    output_verbose_link_cmd="$CC -shared $CFLAGS -v conftest.$objext 2>&1 | grep \"\-L\""
3455	  else
3456	    # g++ 2.7 appears to require `-G' NOT `-shared' on this
3457	    # platform.
3458	    _LT_AC_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
3459	    _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
3460		$CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$rm $lib.exp'
3461
3462	    # Commands to make compiler produce verbose output that lists
3463	    # what "hidden" libraries, object files and flags are used when
3464	    # linking a shared library.
3465	    output_verbose_link_cmd="$CC -G $CFLAGS -v conftest.$objext 2>&1 | grep \"\-L\""
3466	  fi
3467
3468	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
3469	fi
3470	;;
3471    esac
3472    ;;
3473  sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[[78]]* | unixware7*)
3474    _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3475    ;;
3476  tandem*)
3477    case $cc_basename in
3478      NCC)
3479	# NonStop-UX NCC 3.20
3480	# FIXME: insert proper C++ library support
3481	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3482	;;
3483      *)
3484	# FIXME: insert proper C++ library support
3485	_LT_AC_TAGVAR(ld_shlibs, $1)=no
3486	;;
3487    esac
3488    ;;
3489  vxworks*)
3490    # FIXME: insert proper C++ library support
3491    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3492    ;;
3493  *)
3494    # FIXME: insert proper C++ library support
3495    _LT_AC_TAGVAR(ld_shlibs, $1)=no
3496    ;;
3497esac
3498AC_MSG_RESULT([$_LT_AC_TAGVAR(ld_shlibs, $1)])
3499test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
3500
3501_LT_AC_TAGVAR(GCC, $1)="$GXX"
3502_LT_AC_TAGVAR(LD, $1)="$LD"
3503
3504## CAVEAT EMPTOR:
3505## There is no encapsulation within the following macros, do not change
3506## the running order or otherwise move them around unless you know exactly
3507## what you are doing...
3508AC_LIBTOOL_POSTDEP_PREDEP($1)
3509AC_LIBTOOL_PROG_COMPILER_PIC($1)
3510AC_LIBTOOL_PROG_CC_C_O($1)
3511AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
3512AC_LIBTOOL_PROG_LD_SHLIBS($1)
3513AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
3514AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
3515AC_LIBTOOL_SYS_LIB_STRIP
3516AC_LIBTOOL_DLOPEN_SELF($1)
3517
3518AC_LIBTOOL_CONFIG($1)
3519
3520AC_LANG_POP
3521CC=$lt_save_CC
3522LDCXX=$LD
3523LD=$lt_save_LD
3524GCC=$lt_save_GCC
3525with_gnu_ldcxx=$with_gnu_ld
3526with_gnu_ld=$lt_save_with_gnu_ld
3527lt_cv_path_LDCXX=$lt_cv_path_LD
3528lt_cv_path_LD=$lt_save_path_LD
3529lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
3530lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
3531])# AC_LIBTOOL_LANG_CXX_CONFIG
3532
3533# AC_LIBTOOL_POSTDEP_PREDEP([TAGNAME])
3534# ------------------------
3535# Figure out "hidden" library dependencies from verbose
3536# compiler output when linking a shared library.
3537# Parse the compiler output and extract the necessary
3538# objects, libraries and library flags.
3539AC_DEFUN([AC_LIBTOOL_POSTDEP_PREDEP],[
3540dnl we can't use the lt_simple_compile_test_code here,
3541dnl because it contains code intended for an executable,
3542dnl not a library.  It's possible we should let each
3543dnl tag define a new lt_????_link_test_code variable,
3544dnl but it's only used here...
3545ifelse([$1],[],[cat > conftest.$ac_ext <<EOF
3546int a;
3547void foo (void) { a = 0; }
3548EOF
3549],[$1],[CXX],[cat > conftest.$ac_ext <<EOF
3550class Foo
3551{
3552public:
3553  Foo (void) { a = 0; }
3554private:
3555  int a;
3556};
3557EOF
3558],[$1],[F77],[cat > conftest.$ac_ext <<EOF
3559      subroutine foo
3560      implicit none
3561      integer*4 a
3562      a=0
3563      return
3564      end
3565EOF
3566],[$1],[GCJ],[cat > conftest.$ac_ext <<EOF
3567public class foo {
3568  private int a;
3569  public void bar (void) {
3570    a = 0;
3571  }
3572};
3573EOF
3574])
3575dnl Parse the compiler output and extract the necessary
3576dnl objects, libraries and library flags.
3577if AC_TRY_EVAL(ac_compile); then
3578  # Parse the compiler output and extract the necessary
3579  # objects, libraries and library flags.
3580
3581  # Sentinel used to keep track of whether or not we are before
3582  # the conftest object file.
3583  pre_test_object_deps_done=no
3584
3585  # The `*' in the case matches for architectures that use `case' in
3586  # $output_verbose_cmd can trigger glob expansion during the loop
3587  # eval without this substitution.
3588  output_verbose_link_cmd="`$echo \"X$output_verbose_link_cmd\" | $Xsed -e \"$no_glob_subst\"`"
3589
3590  for p in `eval $output_verbose_link_cmd`; do
3591    case $p in
3592
3593    -L* | -R* | -l*)
3594       # Some compilers place space between "-{L,R}" and the path.
3595       # Remove the space.
3596       if test $p = "-L" \
3597	  || test $p = "-R"; then
3598	 prev=$p
3599	 continue
3600       else
3601	 prev=
3602       fi
3603
3604       if test "$pre_test_object_deps_done" = no; then
3605	 case $p in
3606	 -L* | -R*)
3607	   # Internal compiler library paths should come after those
3608	   # provided the user.  The postdeps already come after the
3609	   # user supplied libs so there is no need to process them.
3610	   if test -z "$_LT_AC_TAGVAR(compiler_lib_search_path, $1)"; then
3611	     _LT_AC_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
3612	   else
3613	     _LT_AC_TAGVAR(compiler_lib_search_path, $1)="${_LT_AC_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
3614	   fi
3615	   ;;
3616	 # The "-l" case would never come before the object being
3617	 # linked, so don't bother handling this case.
3618	 esac
3619       else
3620	 if test -z "$_LT_AC_TAGVAR(postdeps, $1)"; then
3621	   _LT_AC_TAGVAR(postdeps, $1)="${prev}${p}"
3622	 else
3623	   _LT_AC_TAGVAR(postdeps, $1)="${_LT_AC_TAGVAR(postdeps, $1)} ${prev}${p}"
3624	 fi
3625       fi
3626       ;;
3627
3628    *.$objext)
3629       # This assumes that the test object file only shows up
3630       # once in the compiler output.
3631       if test "$p" = "conftest.$objext"; then
3632	 pre_test_object_deps_done=yes
3633	 continue
3634       fi
3635
3636       if test "$pre_test_object_deps_done" = no; then
3637	 if test -z "$_LT_AC_TAGVAR(predep_objects, $1)"; then
3638	   _LT_AC_TAGVAR(predep_objects, $1)="$p"
3639	 else
3640	   _LT_AC_TAGVAR(predep_objects, $1)="$_LT_AC_TAGVAR(predep_objects, $1) $p"
3641	 fi
3642       else
3643	 if test -z "$_LT_AC_TAGVAR(postdep_objects, $1)"; then
3644	   _LT_AC_TAGVAR(postdep_objects, $1)="$p"
3645	 else
3646	   _LT_AC_TAGVAR(postdep_objects, $1)="$_LT_AC_TAGVAR(postdep_objects, $1) $p"
3647	 fi
3648       fi
3649       ;;
3650
3651    *) ;; # Ignore the rest.
3652
3653    esac
3654  done
3655
3656  # Clean up.
3657  rm -f a.out a.exe
3658else
3659  echo "libtool.m4: error: problem compiling $1 test program"
3660fi
3661
3662$rm -f confest.$objext
3663
3664case " $_LT_AC_TAGVAR(postdeps, $1) " in
3665*" -lc "*) _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no ;;
3666esac
3667])# AC_LIBTOOL_POSTDEP_PREDEP
3668
3669# AC_LIBTOOL_LANG_F77_CONFIG
3670# ------------------------
3671# Ensure that the configuration vars for the C compiler are
3672# suitably defined.  Those variables are subsequently used by
3673# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
3674AC_DEFUN([AC_LIBTOOL_LANG_F77_CONFIG], [_LT_AC_LANG_F77_CONFIG(F77)])
3675AC_DEFUN([_LT_AC_LANG_F77_CONFIG],
3676[AC_REQUIRE([AC_PROG_F77])
3677AC_LANG_PUSH(Fortran 77)
3678
3679_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3680_LT_AC_TAGVAR(allow_undefined_flag, $1)=
3681_LT_AC_TAGVAR(always_export_symbols, $1)=no
3682_LT_AC_TAGVAR(archive_expsym_cmds, $1)=
3683_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=
3684_LT_AC_TAGVAR(hardcode_direct, $1)=no
3685_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
3686_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
3687_LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
3688_LT_AC_TAGVAR(hardcode_minus_L, $1)=no
3689_LT_AC_TAGVAR(hardcode_automatic, $1)=no
3690_LT_AC_TAGVAR(module_cmds, $1)=
3691_LT_AC_TAGVAR(module_expsym_cmds, $1)=
3692_LT_AC_TAGVAR(link_all_deplibs, $1)=unknown
3693_LT_AC_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
3694_LT_AC_TAGVAR(no_undefined_flag, $1)=
3695_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
3696_LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=no
3697
3698# Source file extension for f77 test sources.
3699ac_ext=f
3700
3701# Object file extension for compiled f77 test sources.
3702objext=o
3703_LT_AC_TAGVAR(objext, $1)=$objext
3704
3705# Code to be used in simple compile tests
3706lt_simple_compile_test_code="      subroutine t\n      return\n      end\n"
3707
3708# Code to be used in simple link tests
3709lt_simple_link_test_code="      program t\n      end\n"
3710
3711# ltmain only uses $CC for tagged configurations so make sure $CC is set.
3712_LT_AC_SYS_COMPILER
3713
3714# Allow CC to be a program name with arguments.
3715lt_save_CC="$CC"
3716CC=${F77-"f77"}
3717compiler=$CC
3718_LT_AC_TAGVAR(compiler, $1)=$CC
3719cc_basename=`$echo X"$compiler" | $Xsed -e 's%^.*/%%'`
3720
3721AC_MSG_CHECKING([if libtool supports shared libraries])
3722AC_MSG_RESULT([$can_build_shared])
3723
3724AC_MSG_CHECKING([whether to build shared libraries])
3725test "$can_build_shared" = "no" && enable_shared=no
3726
3727# On AIX, shared libraries and static libraries use the same namespace, and
3728# are all built from PIC.
3729case "$host_os" in
3730aix3*)
3731  test "$enable_shared" = yes && enable_static=no
3732  if test -n "$RANLIB"; then
3733    archive_cmds="$archive_cmds~\$RANLIB \$lib"
3734    postinstall_cmds='$RANLIB $lib'
3735  fi
3736  ;;
3737aix4* | aix5*)
3738  test "$enable_shared" = yes && enable_static=no
3739  ;;
3740esac
3741AC_MSG_RESULT([$enable_shared])
3742
3743AC_MSG_CHECKING([whether to build static libraries])
3744# Make sure either enable_shared or enable_static is yes.
3745test "$enable_shared" = yes || enable_static=yes
3746AC_MSG_RESULT([$enable_static])
3747
3748test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
3749
3750_LT_AC_TAGVAR(GCC, $1)="$G77"
3751_LT_AC_TAGVAR(LD, $1)="$LD"
3752
3753AC_LIBTOOL_PROG_COMPILER_PIC($1)
3754AC_LIBTOOL_PROG_CC_C_O($1)
3755AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
3756AC_LIBTOOL_PROG_LD_SHLIBS($1)
3757AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
3758AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
3759AC_LIBTOOL_SYS_LIB_STRIP
3760
3761
3762AC_LIBTOOL_CONFIG($1)
3763
3764AC_LANG_POP
3765CC="$lt_save_CC"
3766])# AC_LIBTOOL_LANG_F77_CONFIG
3767
3768
3769# AC_LIBTOOL_LANG_GCJ_CONFIG
3770# --------------------------
3771# Ensure that the configuration vars for the C compiler are
3772# suitably defined.  Those variables are subsequently used by
3773# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
3774AC_DEFUN([AC_LIBTOOL_LANG_GCJ_CONFIG], [_LT_AC_LANG_GCJ_CONFIG(GCJ)])
3775AC_DEFUN([_LT_AC_LANG_GCJ_CONFIG],
3776[AC_LANG_SAVE
3777
3778# Source file extension for Java test sources.
3779ac_ext=java
3780
3781# Object file extension for compiled Java test sources.
3782objext=o
3783_LT_AC_TAGVAR(objext, $1)=$objext
3784
3785# Code to be used in simple compile tests
3786lt_simple_compile_test_code="class foo {}\n"
3787
3788# Code to be used in simple link tests
3789lt_simple_link_test_code='public class conftest { public static void main(String[] argv) {}; }\n'
3790
3791# ltmain only uses $CC for tagged configurations so make sure $CC is set.
3792_LT_AC_SYS_COMPILER
3793
3794# Allow CC to be a program name with arguments.
3795lt_save_CC="$CC"
3796CC=${GCJ-"gcj"}
3797compiler=$CC
3798_LT_AC_TAGVAR(compiler, $1)=$CC
3799
3800# GCJ did not exist at the time GCC didn't implicitly link libc in.
3801_LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
3802
3803## CAVEAT EMPTOR:
3804## There is no encapsulation within the following macros, do not change
3805## the running order or otherwise move them around unless you know exactly
3806## what you are doing...
3807AC_LIBTOOL_PROG_COMPILER_NO_RTTI($1)
3808AC_LIBTOOL_PROG_COMPILER_PIC($1)
3809AC_LIBTOOL_PROG_CC_C_O($1)
3810AC_LIBTOOL_SYS_HARD_LINK_LOCKS($1)
3811AC_LIBTOOL_PROG_LD_SHLIBS($1)
3812AC_LIBTOOL_SYS_DYNAMIC_LINKER($1)
3813AC_LIBTOOL_PROG_LD_HARDCODE_LIBPATH($1)
3814AC_LIBTOOL_SYS_LIB_STRIP
3815AC_LIBTOOL_DLOPEN_SELF($1)
3816
3817AC_LIBTOOL_CONFIG($1)
3818
3819AC_LANG_RESTORE
3820CC="$lt_save_CC"
3821])# AC_LIBTOOL_LANG_GCJ_CONFIG
3822
3823
3824# AC_LIBTOOL_LANG_RC_CONFIG
3825# --------------------------
3826# Ensure that the configuration vars for the Windows resource compiler are
3827# suitably defined.  Those variables are subsequently used by
3828# AC_LIBTOOL_CONFIG to write the compiler configuration to `libtool'.
3829AC_DEFUN([AC_LIBTOOL_LANG_RC_CONFIG], [_LT_AC_LANG_RC_CONFIG(RC)])
3830AC_DEFUN([_LT_AC_LANG_RC_CONFIG],
3831[AC_LANG_SAVE
3832
3833# Source file extension for RC test sources.
3834ac_ext=rc
3835
3836# Object file extension for compiled RC test sources.
3837objext=o
3838_LT_AC_TAGVAR(objext, $1)=$objext
3839
3840# Code to be used in simple compile tests
3841lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }\n'
3842
3843# Code to be used in simple link tests
3844lt_simple_link_test_code="$lt_simple_compile_test_code"
3845
3846# ltmain only uses $CC for tagged configurations so make sure $CC is set.
3847_LT_AC_SYS_COMPILER
3848
3849# Allow CC to be a program name with arguments.
3850lt_save_CC="$CC"
3851CC=${RC-"windres"}
3852compiler=$CC
3853_LT_AC_TAGVAR(compiler, $1)=$CC
3854_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
3855
3856AC_LIBTOOL_CONFIG($1)
3857
3858AC_LANG_RESTORE
3859CC="$lt_save_CC"
3860])# AC_LIBTOOL_LANG_RC_CONFIG
3861
3862
3863# AC_LIBTOOL_CONFIG([TAGNAME])
3864# ----------------------------
3865# If TAGNAME is not passed, then create an initial libtool script
3866# with a default configuration from the untagged config vars.  Otherwise
3867# add code to config.status for appending the configuration named by
3868# TAGNAME from the matching tagged config vars.
3869AC_DEFUN([AC_LIBTOOL_CONFIG],
3870[# The else clause should only fire when bootstrapping the
3871# libtool distribution, otherwise you forgot to ship ltmain.sh
3872# with your package, and you will get complaints that there are
3873# no rules to generate ltmain.sh.
3874if test -f "$ltmain"; then
3875  # See if we are running on zsh, and set the options which allow our commands through
3876  # without removal of \ escapes.
3877  if test -n "${ZSH_VERSION+set}" ; then
3878    setopt NO_GLOB_SUBST
3879  fi
3880  # Now quote all the things that may contain metacharacters while being
3881  # careful not to overquote the AC_SUBSTed values.  We take copies of the
3882  # variables and quote the copies for generation of the libtool script.
3883  for var in echo old_CC old_CFLAGS AR AR_FLAGS EGREP RANLIB LN_S LTCC NM \
3884    SED SHELL STRIP \
3885    libname_spec library_names_spec soname_spec extract_expsyms_cmds \
3886    old_striplib striplib file_magic_cmd finish_cmds finish_eval \
3887    deplibs_check_method reload_flag reload_cmds need_locks \
3888    lt_cv_sys_global_symbol_pipe lt_cv_sys_global_symbol_to_cdecl \
3889    lt_cv_sys_global_symbol_to_c_name_address \
3890    sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
3891    old_postinstall_cmds old_postuninstall_cmds \
3892    _LT_AC_TAGVAR(compiler, $1) \
3893    _LT_AC_TAGVAR(CC, $1) \
3894    _LT_AC_TAGVAR(LD, $1) \
3895    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1) \
3896    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1) \
3897    _LT_AC_TAGVAR(lt_prog_compiler_static, $1) \
3898    _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) \
3899    _LT_AC_TAGVAR(export_dynamic_flag_spec, $1) \
3900    _LT_AC_TAGVAR(thread_safe_flag_spec, $1) \
3901    _LT_AC_TAGVAR(whole_archive_flag_spec, $1) \
3902    _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1) \
3903    _LT_AC_TAGVAR(old_archive_cmds, $1) \
3904    _LT_AC_TAGVAR(old_archive_from_new_cmds, $1) \
3905    _LT_AC_TAGVAR(predep_objects, $1) \
3906    _LT_AC_TAGVAR(postdep_objects, $1) \
3907    _LT_AC_TAGVAR(predeps, $1) \
3908    _LT_AC_TAGVAR(postdeps, $1) \
3909    _LT_AC_TAGVAR(compiler_lib_search_path, $1) \
3910    _LT_AC_TAGVAR(archive_cmds, $1) \
3911    _LT_AC_TAGVAR(archive_expsym_cmds, $1) \
3912    _LT_AC_TAGVAR(postinstall_cmds, $1) \
3913    _LT_AC_TAGVAR(postuninstall_cmds, $1) \
3914    _LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1) \
3915    _LT_AC_TAGVAR(allow_undefined_flag, $1) \
3916    _LT_AC_TAGVAR(no_undefined_flag, $1) \
3917    _LT_AC_TAGVAR(export_symbols_cmds, $1) \
3918    _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1) \
3919    _LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1) \
3920    _LT_AC_TAGVAR(hardcode_libdir_separator, $1) \
3921    _LT_AC_TAGVAR(hardcode_automatic, $1) \
3922    _LT_AC_TAGVAR(module_cmds, $1) \
3923    _LT_AC_TAGVAR(module_expsym_cmds, $1) \
3924    _LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1) \
3925    _LT_AC_TAGVAR(exclude_expsyms, $1) \
3926    _LT_AC_TAGVAR(include_expsyms, $1); do
3927
3928    case $var in
3929    _LT_AC_TAGVAR(old_archive_cmds, $1) | \
3930    _LT_AC_TAGVAR(old_archive_from_new_cmds, $1) | \
3931    _LT_AC_TAGVAR(archive_cmds, $1) | \
3932    _LT_AC_TAGVAR(archive_expsym_cmds, $1) | \
3933    _LT_AC_TAGVAR(module_cmds, $1) | \
3934    _LT_AC_TAGVAR(module_expsym_cmds, $1) | \
3935    _LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1) | \
3936    _LT_AC_TAGVAR(export_symbols_cmds, $1) | \
3937    extract_expsyms_cmds | reload_cmds | finish_cmds | \
3938    postinstall_cmds | postuninstall_cmds | \
3939    old_postinstall_cmds | old_postuninstall_cmds | \
3940    sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
3941      # Double-quote double-evaled strings.
3942      eval "lt_$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
3943      ;;
3944    *)
3945      eval "lt_$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
3946      ;;
3947    esac
3948  done
3949
3950  case $lt_echo in
3951  *'\[$]0 --fallback-echo"')
3952    lt_echo=`$echo "X$lt_echo" | $Xsed -e 's/\\\\\\\[$]0 --fallback-echo"[$]/[$]0 --fallback-echo"/'`
3953    ;;
3954  esac
3955
3956ifelse([$1], [],
3957  [cfgfile="${ofile}T"
3958  trap "$rm \"$cfgfile\"; exit 1" 1 2 15
3959  $rm -f "$cfgfile"
3960  AC_MSG_NOTICE([creating $ofile])],
3961  [cfgfile="$ofile"])
3962
3963  cat <<__EOF__ >> "$cfgfile"
3964ifelse([$1], [],
3965[#! $SHELL
3966
3967# `$echo "$cfgfile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
3968# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
3969# NOTE: Changes made to this file will be lost: look at ltmain.sh.
3970#
3971# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001
3972# Free Software Foundation, Inc.
3973#
3974# This file is part of GNU Libtool:
3975# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
3976#
3977# This program is free software; you can redistribute it and/or modify
3978# it under the terms of the GNU General Public License as published by
3979# the Free Software Foundation; either version 2 of the License, or
3980# (at your option) any later version.
3981#
3982# This program is distributed in the hope that it will be useful, but
3983# WITHOUT ANY WARRANTY; without even the implied warranty of
3984# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
3985# General Public License for more details.
3986#
3987# You should have received a copy of the GNU General Public License
3988# along with this program; if not, write to the Free Software
3989# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
3990# USA.
3991#
3992# As a special exception to the GNU General Public License, if you
3993# distribute this file as part of a program that contains a
3994# configuration script generated by Autoconf, you may include it under
3995# the same distribution terms that you use for the rest of that program.
3996
3997# A sed program that does not truncate output.
3998SED=$lt_SED
3999
4000# Sed that helps us avoid accidentally triggering echo(1) options like -n.
4001Xsed="$SED -e s/^X//"
4002
4003# The HP-UX ksh and POSIX shell print the target directory to stdout
4004# if CDPATH is set.
4005(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
4006
4007# The names of the tagged configurations supported by this script.
4008available_tags=
4009
4010# ### BEGIN LIBTOOL CONFIG],
4011[# ### BEGIN LIBTOOL TAG CONFIG: $tagname])
4012
4013# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
4014
4015# Shell to use when invoking shell scripts.
4016SHELL=$lt_SHELL
4017
4018# Whether or not to build shared libraries.
4019build_libtool_libs=$enable_shared
4020
4021# Whether or not to build static libraries.
4022build_old_libs=$enable_static
4023
4024# Whether or not to add -lc for building shared libraries.
4025build_libtool_need_lc=$_LT_AC_TAGVAR(archive_cmds_need_lc, $1)
4026
4027# Whether or not to disallow shared libs when runtime libs are static
4028allow_libtool_libs_with_static_runtimes=$_LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)
4029
4030# Whether or not to optimize for fast installation.
4031fast_install=$enable_fast_install
4032
4033# The host system.
4034host_alias=$host_alias
4035host=$host
4036
4037# An echo program that does not interpret backslashes.
4038echo=$lt_echo
4039
4040# The archiver.
4041AR=$lt_AR
4042AR_FLAGS=$lt_AR_FLAGS
4043
4044# A C compiler.
4045LTCC=$lt_LTCC
4046
4047# A language-specific compiler.
4048CC=$lt_[]_LT_AC_TAGVAR(compiler, $1)
4049
4050# Is the compiler the GNU C compiler?
4051with_gcc=$_LT_AC_TAGVAR(GCC, $1)
4052
4053# An ERE matcher.
4054EGREP=$lt_EGREP
4055
4056# The linker used to build libraries.
4057LD=$lt_[]_LT_AC_TAGVAR(LD, $1)
4058
4059# Whether we need hard or soft links.
4060LN_S=$lt_LN_S
4061
4062# A BSD-compatible nm program.
4063NM=$lt_NM
4064
4065# A symbol stripping program
4066STRIP=$lt_STRIP
4067
4068# Used to examine libraries when file_magic_cmd begins "file"
4069MAGIC_CMD=$MAGIC_CMD
4070
4071# Used on cygwin: DLL creation program.
4072DLLTOOL="$DLLTOOL"
4073
4074# Used on cygwin: object dumper.
4075OBJDUMP="$OBJDUMP"
4076
4077# Used on cygwin: assembler.
4078AS="$AS"
4079
4080# The name of the directory that contains temporary libtool files.
4081objdir=$objdir
4082
4083# How to create reloadable object files.
4084reload_flag=$lt_reload_flag
4085reload_cmds=$lt_reload_cmds
4086
4087# How to pass a linker flag through the compiler.
4088wl=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)
4089
4090# Object file suffix (normally "o").
4091objext="$ac_objext"
4092
4093# Old archive suffix (normally "a").
4094libext="$libext"
4095
4096# Shared library suffix (normally ".so").
4097shrext_cmds='$shrext_cmds'
4098
4099# Executable file suffix (normally "").
4100exeext="$exeext"
4101
4102# Additional compiler flags for building library objects.
4103pic_flag=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)
4104pic_mode=$pic_mode
4105
4106# What is the maximum length of a command?
4107max_cmd_len=$lt_cv_sys_max_cmd_len
4108
4109# Does compiler simultaneously support -c and -o options?
4110compiler_c_o=$lt_[]_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)
4111
4112# Must we lock files when doing compilation ?
4113need_locks=$lt_need_locks
4114
4115# Do we need the lib prefix for modules?
4116need_lib_prefix=$need_lib_prefix
4117
4118# Do we need a version for libraries?
4119need_version=$need_version
4120
4121# Whether dlopen is supported.
4122dlopen_support=$enable_dlopen
4123
4124# Whether dlopen of programs is supported.
4125dlopen_self=$enable_dlopen_self
4126
4127# Whether dlopen of statically linked programs is supported.
4128dlopen_self_static=$enable_dlopen_self_static
4129
4130# Compiler flag to prevent dynamic linking.
4131link_static_flag=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_static, $1)
4132
4133# Compiler flag to turn off builtin functions.
4134no_builtin_flag=$lt_[]_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)
4135
4136# Compiler flag to allow reflexive dlopens.
4137export_dynamic_flag_spec=$lt_[]_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)
4138
4139# Compiler flag to generate shared objects directly from archives.
4140whole_archive_flag_spec=$lt_[]_LT_AC_TAGVAR(whole_archive_flag_spec, $1)
4141
4142# Compiler flag to generate thread-safe objects.
4143thread_safe_flag_spec=$lt_[]_LT_AC_TAGVAR(thread_safe_flag_spec, $1)
4144
4145# Library versioning type.
4146version_type=$version_type
4147
4148# Format of library name prefix.
4149libname_spec=$lt_libname_spec
4150
4151# List of archive names.  First name is the real one, the rest are links.
4152# The last name is the one that the linker finds with -lNAME.
4153library_names_spec=$lt_library_names_spec
4154
4155# The coded name of the library, if different from the real name.
4156soname_spec=$lt_soname_spec
4157
4158# Commands used to build and install an old-style archive.
4159RANLIB=$lt_RANLIB
4160old_archive_cmds=$lt_[]_LT_AC_TAGVAR(old_archive_cmds, $1)
4161old_postinstall_cmds=$lt_old_postinstall_cmds
4162old_postuninstall_cmds=$lt_old_postuninstall_cmds
4163
4164# Create an old-style archive from a shared archive.
4165old_archive_from_new_cmds=$lt_[]_LT_AC_TAGVAR(old_archive_from_new_cmds, $1)
4166
4167# Create a temporary old-style archive to link instead of a shared archive.
4168old_archive_from_expsyms_cmds=$lt_[]_LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1)
4169
4170# Commands used to build and install a shared archive.
4171archive_cmds=$lt_[]_LT_AC_TAGVAR(archive_cmds, $1)
4172archive_expsym_cmds=$lt_[]_LT_AC_TAGVAR(archive_expsym_cmds, $1)
4173postinstall_cmds=$lt_postinstall_cmds
4174postuninstall_cmds=$lt_postuninstall_cmds
4175
4176# Commands used to build a loadable module (assumed same as above if empty)
4177module_cmds=$lt_[]_LT_AC_TAGVAR(module_cmds, $1)
4178module_expsym_cmds=$lt_[]_LT_AC_TAGVAR(module_expsym_cmds, $1)
4179
4180# Commands to strip libraries.
4181old_striplib=$lt_old_striplib
4182striplib=$lt_striplib
4183
4184# Dependencies to place before the objects being linked to create a
4185# shared library.
4186predep_objects=$lt_[]_LT_AC_TAGVAR(predep_objects, $1)
4187
4188# Dependencies to place after the objects being linked to create a
4189# shared library.
4190postdep_objects=$lt_[]_LT_AC_TAGVAR(postdep_objects, $1)
4191
4192# Dependencies to place before the objects being linked to create a
4193# shared library.
4194predeps=$lt_[]_LT_AC_TAGVAR(predeps, $1)
4195
4196# Dependencies to place after the objects being linked to create a
4197# shared library.
4198postdeps=$lt_[]_LT_AC_TAGVAR(postdeps, $1)
4199
4200# The library search path used internally by the compiler when linking
4201# a shared library.
4202compiler_lib_search_path=$lt_[]_LT_AC_TAGVAR(compiler_lib_search_path, $1)
4203
4204# Method to check whether dependent libraries are shared objects.
4205deplibs_check_method=$lt_deplibs_check_method
4206
4207# Command to use when deplibs_check_method == file_magic.
4208file_magic_cmd=$lt_file_magic_cmd
4209
4210# Flag that allows shared libraries with undefined symbols to be built.
4211allow_undefined_flag=$lt_[]_LT_AC_TAGVAR(allow_undefined_flag, $1)
4212
4213# Flag that forces no undefined symbols.
4214no_undefined_flag=$lt_[]_LT_AC_TAGVAR(no_undefined_flag, $1)
4215
4216# Commands used to finish a libtool library installation in a directory.
4217finish_cmds=$lt_finish_cmds
4218
4219# Same as above, but a single script fragment to be evaled but not shown.
4220finish_eval=$lt_finish_eval
4221
4222# Take the output of nm and produce a listing of raw symbols and C names.
4223global_symbol_pipe=$lt_lt_cv_sys_global_symbol_pipe
4224
4225# Transform the output of nm in a proper C declaration
4226global_symbol_to_cdecl=$lt_lt_cv_sys_global_symbol_to_cdecl
4227
4228# Transform the output of nm in a C name address pair
4229global_symbol_to_c_name_address=$lt_lt_cv_sys_global_symbol_to_c_name_address
4230
4231# This is the shared library runtime path variable.
4232runpath_var=$runpath_var
4233
4234# This is the shared library path variable.
4235shlibpath_var=$shlibpath_var
4236
4237# Is shlibpath searched before the hard-coded library search path?
4238shlibpath_overrides_runpath=$shlibpath_overrides_runpath
4239
4240# How to hardcode a shared library path into an executable.
4241hardcode_action=$_LT_AC_TAGVAR(hardcode_action, $1)
4242
4243# Whether we should hardcode library paths into libraries.
4244hardcode_into_libs=$hardcode_into_libs
4245
4246# Flag to hardcode \$libdir into a binary during linking.
4247# This must work even if \$libdir does not exist.
4248hardcode_libdir_flag_spec=$lt_[]_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)
4249
4250# If ld is used when linking, flag to hardcode \$libdir into
4251# a binary during linking. This must work even if \$libdir does
4252# not exist.
4253hardcode_libdir_flag_spec_ld=$lt_[]_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)
4254
4255# Whether we need a single -rpath flag with a separated argument.
4256hardcode_libdir_separator=$lt_[]_LT_AC_TAGVAR(hardcode_libdir_separator, $1)
4257
4258# Set to yes if using DIR/libNAME${shared_ext} during linking hardcodes DIR into the
4259# resulting binary.
4260hardcode_direct=$_LT_AC_TAGVAR(hardcode_direct, $1)
4261
4262# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
4263# resulting binary.
4264hardcode_minus_L=$_LT_AC_TAGVAR(hardcode_minus_L, $1)
4265
4266# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
4267# the resulting binary.
4268hardcode_shlibpath_var=$_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)
4269
4270# Set to yes if building a shared library automatically hardcodes DIR into the library
4271# and all subsequent libraries and executables linked against it.
4272hardcode_automatic=$_LT_AC_TAGVAR(hardcode_automatic, $1)
4273
4274# Variables whose values should be saved in libtool wrapper scripts and
4275# restored at relink time.
4276variables_saved_for_relink="$variables_saved_for_relink"
4277
4278# Whether libtool must link a program against all its dependency libraries.
4279link_all_deplibs=$_LT_AC_TAGVAR(link_all_deplibs, $1)
4280
4281# Compile-time system search path for libraries
4282sys_lib_search_path_spec=$lt_sys_lib_search_path_spec
4283
4284# Run-time system search path for libraries
4285sys_lib_dlsearch_path_spec=$lt_sys_lib_dlsearch_path_spec
4286
4287# Fix the shell variable \$srcfile for the compiler.
4288fix_srcfile_path="$_LT_AC_TAGVAR(fix_srcfile_path, $1)"
4289
4290# Set to yes if exported symbols are required.
4291always_export_symbols=$_LT_AC_TAGVAR(always_export_symbols, $1)
4292
4293# The commands to list exported symbols.
4294export_symbols_cmds=$lt_[]_LT_AC_TAGVAR(export_symbols_cmds, $1)
4295
4296# The commands to extract the exported symbol list from a shared archive.
4297extract_expsyms_cmds=$lt_extract_expsyms_cmds
4298
4299# Symbols that should not be listed in the preloaded symbols.
4300exclude_expsyms=$lt_[]_LT_AC_TAGVAR(exclude_expsyms, $1)
4301
4302# Symbols that must always be exported.
4303include_expsyms=$lt_[]_LT_AC_TAGVAR(include_expsyms, $1)
4304
4305ifelse([$1],[],
4306[# ### END LIBTOOL CONFIG],
4307[# ### END LIBTOOL TAG CONFIG: $tagname])
4308
4309__EOF__
4310
4311ifelse([$1],[], [
4312  case $host_os in
4313  aix3*)
4314    cat <<\EOF >> "$cfgfile"
4315
4316# AIX sometimes has problems with the GCC collect2 program.  For some
4317# reason, if we set the COLLECT_NAMES environment variable, the problems
4318# vanish in a puff of smoke.
4319if test "X${COLLECT_NAMES+set}" != Xset; then
4320  COLLECT_NAMES=
4321  export COLLECT_NAMES
4322fi
4323EOF
4324    ;;
4325  esac
4326
4327  # We use sed instead of cat because bash on DJGPP gets confused if
4328  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
4329  # text mode, it properly converts lines to CR/LF.  This bash problem
4330  # is reportedly fixed, but why not run on old versions too?
4331  sed '$q' "$ltmain" >> "$cfgfile" || (rm -f "$cfgfile"; exit 1)
4332
4333  mv -f "$cfgfile" "$ofile" || \
4334    (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
4335  chmod +x "$ofile"
4336])
4337else
4338  # If there is no Makefile yet, we rely on a make rule to execute
4339  # `config.status --recheck' to rerun these tests and create the
4340  # libtool script then.
4341  ltmain_in=`echo $ltmain | sed -e 's/\.sh$/.in/'`
4342  if test -f "$ltmain_in"; then
4343    test -f Makefile && make "$ltmain"
4344  fi
4345fi
4346])# AC_LIBTOOL_CONFIG
4347
4348
4349# AC_LIBTOOL_PROG_COMPILER_NO_RTTI([TAGNAME])
4350# -------------------------------------------
4351AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_NO_RTTI],
4352[AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
4353
4354_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
4355
4356if test "$GCC" = yes; then
4357  _LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
4358
4359  AC_LIBTOOL_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
4360    lt_cv_prog_compiler_rtti_exceptions,
4361    [-fno-rtti -fno-exceptions], [],
4362    [_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
4363fi
4364])# AC_LIBTOOL_PROG_COMPILER_NO_RTTI
4365
4366
4367# AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
4368# ---------------------------------
4369AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE],
4370[AC_REQUIRE([AC_CANONICAL_HOST])
4371AC_REQUIRE([AC_PROG_NM])
4372AC_REQUIRE([AC_OBJEXT])
4373# Check for command to grab the raw symbol name followed by C symbol from nm.
4374AC_MSG_CHECKING([command to parse $NM output from $compiler object])
4375AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
4376[
4377# These are sane defaults that work on at least a few old systems.
4378# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
4379
4380# Character class describing NM global symbol codes.
4381symcode='[[BCDEGRST]]'
4382
4383# Regexp to match symbols that can be accessed directly from C.
4384sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
4385
4386# Transform the above into a raw symbol and a C symbol.
4387symxfrm='\1 \2\3 \3'
4388
4389# Transform an extracted symbol line into a proper C declaration
4390lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern int \1;/p'"
4391
4392# Transform an extracted symbol line into symbol name and symbol address
4393lt_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'"
4394
4395# Define system-specific variables.
4396case $host_os in
4397aix*)
4398  symcode='[[BCDT]]'
4399  ;;
4400cygwin* | mingw* | pw32*)
4401  symcode='[[ABCDGISTW]]'
4402  ;;
4403hpux*) # Its linker distinguishes data from code symbols
4404  if test "$host_cpu" = ia64; then
4405    symcode='[[ABCDEGRST]]'
4406  fi
4407  lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
4408  lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (lt_ptr) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (lt_ptr) \&\2},/p'"
4409  ;;
4410linux*)
4411  if test "$host_cpu" = ia64; then
4412    symcode='[[ABCDGIRSTW]]'
4413    lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
4414    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'"
4415  fi
4416  ;;
4417irix* | nonstopux*)
4418  symcode='[[BCDEGRST]]'
4419  ;;
4420osf*)
4421  symcode='[[BCDEGQRST]]'
4422  ;;
4423solaris* | sysv5*)
4424  symcode='[[BDRT]]'
4425  ;;
4426sysv4)
4427  symcode='[[DFNSTU]]'
4428  ;;
4429esac
4430
4431# Handle CRLF in mingw tool chain
4432opt_cr=
4433case $build_os in
4434mingw*)
4435  opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp
4436  ;;
4437esac
4438
4439# If we're using GNU nm, then use its standard symbol codes.
4440case `$NM -V 2>&1` in
4441*GNU* | *'with BFD'*)
4442  symcode='[[ABCDGIRSTW]]' ;;
4443esac
4444
4445# Try without a prefix undercore, then with it.
4446for ac_symprfx in "" "_"; do
4447
4448  # Write the raw and C identifiers.
4449  lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[ 	]]\($symcode$symcode*\)[[ 	]][[ 	]]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"
4450
4451  # Check to see that the pipe works correctly.
4452  pipe_works=no
4453
4454  rm -f conftest*
4455  cat > conftest.$ac_ext <<EOF
4456#ifdef __cplusplus
4457extern "C" {
4458#endif
4459char nm_test_var;
4460void nm_test_func(){}
4461#ifdef __cplusplus
4462}
4463#endif
4464int main(){nm_test_var='a';nm_test_func();return(0);}
4465EOF
4466
4467  if AC_TRY_EVAL(ac_compile); then
4468    # Now try to grab the symbols.
4469    nlist=conftest.nm
4470    if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \> $nlist) && test -s "$nlist"; then
4471      # Try sorting and uniquifying the output.
4472      if sort "$nlist" | uniq > "$nlist"T; then
4473	mv -f "$nlist"T "$nlist"
4474      else
4475	rm -f "$nlist"T
4476      fi
4477
4478      # Make sure that we snagged all the symbols we need.
4479      if grep ' nm_test_var$' "$nlist" >/dev/null; then
4480	if grep ' nm_test_func$' "$nlist" >/dev/null; then
4481	  cat <<EOF > conftest.$ac_ext
4482#ifdef __cplusplus
4483extern "C" {
4484#endif
4485
4486EOF
4487	  # Now generate the symbol file.
4488	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | grep -v main >> conftest.$ac_ext'
4489
4490	  cat <<EOF >> conftest.$ac_ext
4491#if defined (__STDC__) && __STDC__
4492# define lt_ptr_t void *
4493#else
4494# define lt_ptr_t char *
4495# define const
4496#endif
4497
4498/* The mapping between symbol names and symbols. */
4499const struct {
4500  const char *name;
4501  lt_ptr_t address;
4502}
4503lt_preloaded_symbols[[]] =
4504{
4505EOF
4506	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (lt_ptr_t) \&\2},/" < "$nlist" | grep -v main >> conftest.$ac_ext
4507	  cat <<\EOF >> conftest.$ac_ext
4508  {0, (lt_ptr_t) 0}
4509};
4510
4511#ifdef __cplusplus
4512}
4513#endif
4514EOF
4515	  # Now try linking the two files.
4516	  mv conftest.$ac_objext conftstm.$ac_objext
4517	  lt_save_LIBS="$LIBS"
4518	  lt_save_CFLAGS="$CFLAGS"
4519	  LIBS="conftstm.$ac_objext"
4520	  CFLAGS="$CFLAGS$_LT_AC_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
4521	  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
4522	    pipe_works=yes
4523	  fi
4524	  LIBS="$lt_save_LIBS"
4525	  CFLAGS="$lt_save_CFLAGS"
4526	else
4527	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
4528	fi
4529      else
4530	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
4531      fi
4532    else
4533      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
4534    fi
4535  else
4536    echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
4537    cat conftest.$ac_ext >&5
4538  fi
4539  rm -f conftest* conftst*
4540
4541  # Do not use the global_symbol_pipe unless it works.
4542  if test "$pipe_works" = yes; then
4543    break
4544  else
4545    lt_cv_sys_global_symbol_pipe=
4546  fi
4547done
4548])
4549if test -z "$lt_cv_sys_global_symbol_pipe"; then
4550  lt_cv_sys_global_symbol_to_cdecl=
4551fi
4552if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
4553  AC_MSG_RESULT(failed)
4554else
4555  AC_MSG_RESULT(ok)
4556fi
4557]) # AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
4558
4559
4560# AC_LIBTOOL_PROG_COMPILER_PIC([TAGNAME])
4561# ---------------------------------------
4562AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_PIC],
4563[_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)=
4564_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4565_LT_AC_TAGVAR(lt_prog_compiler_static, $1)=
4566
4567AC_MSG_CHECKING([for $compiler option to produce PIC])
4568 ifelse([$1],[CXX],[
4569  # C++ specific cases for pic, static, wl, etc.
4570  if test "$GXX" = yes; then
4571    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4572    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4573
4574    case $host_os in
4575    aix*)
4576      # All AIX code is PIC.
4577      if test "$host_cpu" = ia64; then
4578	# AIX 5 now supports IA64 processor
4579	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4580      fi
4581      ;;
4582    amigaos*)
4583      # FIXME: we need at least 68020 code to build shared libraries, but
4584      # adding the `-m68020' flag to GCC prevents building anything better,
4585      # like `-m68040'.
4586      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4587      ;;
4588    beos* | cygwin* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4589      # PIC is the default for these OSes.
4590      ;;
4591    mingw* | os2* | pw32*)
4592      # This hack is so that the source file can tell whether it is being
4593      # built for inclusion in a dll (and should export symbols for example).
4594      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
4595      ;;
4596    darwin* | rhapsody*)
4597      # PIC is the default on this platform
4598      # Common symbols not allowed in MH_DYLIB files
4599      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4600      ;;
4601    *djgpp*)
4602      # DJGPP does not support shared libraries at all
4603      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4604      ;;
4605    sysv4*MP*)
4606      if test -d /usr/nec; then
4607	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4608      fi
4609      ;;
4610    hpux*)
4611      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4612      # not for PA HP-UX.
4613      case "$host_cpu" in
4614      hppa*64*|ia64*)
4615	;;
4616      *)
4617	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4618	;;
4619      esac
4620      ;;
4621    *)
4622      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4623      ;;
4624    esac
4625  else
4626    case $host_os in
4627      aix4* | aix5*)
4628	# All AIX code is PIC.
4629	if test "$host_cpu" = ia64; then
4630	  # AIX 5 now supports IA64 processor
4631	  _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4632	else
4633	  _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4634	fi
4635	;;
4636      chorus*)
4637	case $cc_basename in
4638	cxch68)
4639	  # Green Hills C++ Compiler
4640	  # _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 $MVME_DIR/lib/classix/libcx.s.a"
4641	  ;;
4642	esac
4643	;;
4644       darwin*)
4645         # PIC is the default on this platform
4646         # Common symbols not allowed in MH_DYLIB files
4647         case "$cc_basename" in
4648           xlc*)
4649           _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-qnocommon'
4650           _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4651           ;;
4652         esac
4653       ;;
4654      dgux*)
4655	case $cc_basename in
4656	  ec++)
4657	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4658	    ;;
4659	  ghcx)
4660	    # Green Hills C++ Compiler
4661	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4662	    ;;
4663	  *)
4664	    ;;
4665	esac
4666	;;
4667      freebsd* | kfreebsd*-gnu)
4668	# FreeBSD uses GNU C++
4669	;;
4670      hpux9* | hpux10* | hpux11*)
4671	case $cc_basename in
4672	  CC)
4673	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4674	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
4675	    if test "$host_cpu" != ia64; then
4676	      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4677	    fi
4678	    ;;
4679	  aCC)
4680	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4681	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive"
4682	    case "$host_cpu" in
4683	    hppa*64*|ia64*)
4684	      # +Z the default
4685	      ;;
4686	    *)
4687	      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4688	      ;;
4689	    esac
4690	    ;;
4691	  *)
4692	    ;;
4693	esac
4694	;;
4695      irix5* | irix6* | nonstopux*)
4696	case $cc_basename in
4697	  CC)
4698	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4699	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4700	    # CC pic flag -KPIC is the default.
4701	    ;;
4702	  *)
4703	    ;;
4704	esac
4705	;;
4706      linux*)
4707	case $cc_basename in
4708	  KCC)
4709	    # KAI C++ Compiler
4710	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4711	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4712	    ;;
4713	  icpc)
4714	    # Intel C++
4715	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4716	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4717	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4718	    ;;
4719	  cxx)
4720	    # Compaq C++
4721	    # Make sure the PIC flag is empty.  It appears that all Alpha
4722	    # Linux and Compaq Tru64 Unix objects are PIC.
4723	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4724	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4725	    ;;
4726	  *)
4727	    ;;
4728	esac
4729	;;
4730      lynxos*)
4731	;;
4732      m88k*)
4733	;;
4734      mvs*)
4735	case $cc_basename in
4736	  cxx)
4737	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4738	    ;;
4739	  *)
4740	    ;;
4741	esac
4742	;;
4743      netbsd*)
4744	;;
4745      osf3* | osf4* | osf5*)
4746	case $cc_basename in
4747	  KCC)
4748	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4749	    ;;
4750	  RCC)
4751	    # Rational C++ 2.4.1
4752	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4753	    ;;
4754	  cxx)
4755	    # Digital/Compaq C++
4756	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4757	    # Make sure the PIC flag is empty.  It appears that all Alpha
4758	    # Linux and Compaq Tru64 Unix objects are PIC.
4759	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
4760	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4761	    ;;
4762	  *)
4763	    ;;
4764	esac
4765	;;
4766      psos*)
4767	;;
4768      sco*)
4769	case $cc_basename in
4770	  CC)
4771	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4772	    ;;
4773	  *)
4774	    ;;
4775	esac
4776	;;
4777      solaris*)
4778	case $cc_basename in
4779	  CC)
4780	    # Sun C++ 4.2, 5.x and Centerline C++
4781	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4782	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4783	    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4784	    ;;
4785	  gcx)
4786	    # Green Hills C++ Compiler
4787	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4788	    ;;
4789	  *)
4790	    ;;
4791	esac
4792	;;
4793      sunos4*)
4794	case $cc_basename in
4795	  CC)
4796	    # Sun C++ 4.x
4797	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4798	    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4799	    ;;
4800	  lcc)
4801	    # Lucid
4802	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4803	    ;;
4804	  *)
4805	    ;;
4806	esac
4807	;;
4808      tandem*)
4809	case $cc_basename in
4810	  NCC)
4811	    # NonStop-UX NCC 3.20
4812	    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4813	    ;;
4814	  *)
4815	    ;;
4816	esac
4817	;;
4818      unixware*)
4819	;;
4820      vxworks*)
4821	;;
4822      *)
4823	_LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4824	;;
4825    esac
4826  fi
4827],
4828[
4829  if test "$GCC" = yes; then
4830    _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4831    _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4832
4833    case $host_os in
4834      aix*)
4835      # All AIX code is PIC.
4836      if test "$host_cpu" = ia64; then
4837	# AIX 5 now supports IA64 processor
4838	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4839      fi
4840      ;;
4841
4842    amigaos*)
4843      # FIXME: we need at least 68020 code to build shared libraries, but
4844      # adding the `-m68020' flag to GCC prevents building anything better,
4845      # like `-m68040'.
4846      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4847      ;;
4848
4849    beos* | cygwin* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4850      # PIC is the default for these OSes.
4851      ;;
4852
4853    mingw* | pw32* | os2*)
4854      # This hack is so that the source file can tell whether it is being
4855      # built for inclusion in a dll (and should export symbols for example).
4856      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
4857      ;;
4858
4859    darwin* | rhapsody*)
4860      # PIC is the default on this platform
4861      # Common symbols not allowed in MH_DYLIB files
4862      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4863      ;;
4864
4865    msdosdjgpp*)
4866      # Just because we use GCC doesn't mean we suddenly get shared libraries
4867      # on systems that don't support them.
4868      _LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4869      enable_shared=no
4870      ;;
4871
4872    sysv4*MP*)
4873      if test -d /usr/nec; then
4874	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4875      fi
4876      ;;
4877
4878    hpux*)
4879      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4880      # not for PA HP-UX.
4881      case "$host_cpu" in
4882      hppa*64*|ia64*)
4883	# +Z the default
4884	;;
4885      *)
4886	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4887	;;
4888      esac
4889      ;;
4890
4891    *)
4892      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4893      ;;
4894    esac
4895  else
4896    # PORTME Check for flag to pass linker flags through the system compiler.
4897    case $host_os in
4898    aix*)
4899      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4900      if test "$host_cpu" = ia64; then
4901	# AIX 5 now supports IA64 processor
4902	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4903      else
4904	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4905      fi
4906      ;;
4907      darwin*)
4908        # PIC is the default on this platform
4909        # Common symbols not allowed in MH_DYLIB files
4910       case "$cc_basename" in
4911         xlc*)
4912         _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-qnocommon'
4913         _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4914         ;;
4915       esac
4916       ;;
4917
4918    mingw* | pw32* | os2*)
4919      # This hack is so that the source file can tell whether it is being
4920      # built for inclusion in a dll (and should export symbols for example).
4921      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'
4922      ;;
4923
4924    hpux9* | hpux10* | hpux11*)
4925      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4926      # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4927      # not for PA HP-UX.
4928      case "$host_cpu" in
4929      hppa*64*|ia64*)
4930	# +Z the default
4931	;;
4932      *)
4933	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4934	;;
4935      esac
4936      # Is there a better lt_prog_compiler_static that works with the bundled CC?
4937      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
4938      ;;
4939
4940    irix5* | irix6* | nonstopux*)
4941      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4942      # PIC (with -KPIC) is the default.
4943      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4944      ;;
4945
4946    newsos6)
4947      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4948      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4949      ;;
4950
4951    linux*)
4952      case $CC in
4953      icc* | ecc*)
4954	_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4955	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4956	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-static'
4957        ;;
4958      ccc*)
4959        _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4960        # All Alpha code is PIC.
4961        _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4962        ;;
4963      como)
4964        _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-lopt='
4965        ;;
4966      esac
4967      ;;
4968
4969    osf3* | osf4* | osf5*)
4970      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4971      # All OSF/1 code is PIC.
4972      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4973      ;;
4974
4975    sco3.2v5*)
4976      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-Kpic'
4977      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-dn'
4978      ;;
4979
4980    solaris*)
4981      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4982      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4983      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4984      ;;
4985
4986    sunos4*)
4987      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4988      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4989      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4990      ;;
4991
4992    sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
4993      _LT_AC_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4994      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4995      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4996      ;;
4997
4998    sysv4*MP*)
4999      if test -d /usr/nec ;then
5000	_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
5001	_LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
5002      fi
5003      ;;
5004
5005    uts4*)
5006      _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
5007      _LT_AC_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
5008      ;;
5009
5010    *)
5011      _LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
5012      ;;
5013    esac
5014  fi
5015])
5016AC_MSG_RESULT([$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)])
5017
5018#
5019# Check to make sure the PIC flag actually works.
5020#
5021if test -n "$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)"; then
5022  AC_LIBTOOL_COMPILER_OPTION([if $compiler PIC flag $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1) works],
5023    _LT_AC_TAGVAR(lt_prog_compiler_pic_works, $1),
5024    [$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)ifelse([$1],[],[ -DPIC],[ifelse([$1],[CXX],[ -DPIC],[])])], [],
5025    [case $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1) in
5026     "" | " "*) ;;
5027     *) _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)" ;;
5028     esac],
5029    [_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
5030     _LT_AC_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
5031fi
5032case "$host_os" in
5033  # For platforms which do not support PIC, -DPIC is meaningless:
5034  *djgpp*)
5035    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)=
5036    ;;
5037  *)
5038    _LT_AC_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_AC_TAGVAR(lt_prog_compiler_pic, $1)ifelse([$1],[],[ -DPIC],[ifelse([$1],[CXX],[ -DPIC],[])])"
5039    ;;
5040esac
5041])
5042
5043
5044# AC_LIBTOOL_PROG_LD_SHLIBS([TAGNAME])
5045# ------------------------------------
5046# See if the linker supports building shared libraries.
5047AC_DEFUN([AC_LIBTOOL_PROG_LD_SHLIBS],
5048[AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5049ifelse([$1],[CXX],[
5050  _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
5051  case $host_os in
5052  aix4* | aix5*)
5053    # If we're using GNU nm, then we don't want the "-C" option.
5054    # -C means demangle to AIX nm, but means don't demangle with GNU nm
5055    if $NM -V 2>&1 | grep 'GNU' > /dev/null; then
5056      _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'
5057    else
5058      _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'
5059    fi
5060    ;;
5061  pw32*)
5062    _LT_AC_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
5063  ;;
5064  cygwin* | mingw*)
5065    _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'
5066  ;;
5067  *)
5068    _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
5069  ;;
5070  esac
5071],[
5072  runpath_var=
5073  _LT_AC_TAGVAR(allow_undefined_flag, $1)=
5074  _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5075  _LT_AC_TAGVAR(archive_cmds, $1)=
5076  _LT_AC_TAGVAR(archive_expsym_cmds, $1)=
5077  _LT_AC_TAGVAR(old_archive_From_new_cmds, $1)=
5078  _LT_AC_TAGVAR(old_archive_from_expsyms_cmds, $1)=
5079  _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=
5080  _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
5081  _LT_AC_TAGVAR(thread_safe_flag_spec, $1)=
5082  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
5083  _LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5084  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
5085  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5086  _LT_AC_TAGVAR(hardcode_minus_L, $1)=no
5087  _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5088  _LT_AC_TAGVAR(link_all_deplibs, $1)=unknown
5089  _LT_AC_TAGVAR(hardcode_automatic, $1)=no
5090  _LT_AC_TAGVAR(module_cmds, $1)=
5091  _LT_AC_TAGVAR(module_expsym_cmds, $1)=
5092  _LT_AC_TAGVAR(always_export_symbols, $1)=no
5093  _LT_AC_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
5094  # include_expsyms should be a list of space-separated symbols to be *always*
5095  # included in the symbol list
5096  _LT_AC_TAGVAR(include_expsyms, $1)=
5097  # exclude_expsyms can be an extended regexp of symbols to exclude
5098  # it will be wrapped by ` (' and `)$', so one must not match beginning or
5099  # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
5100  # as well as any symbol that contains `d'.
5101  _LT_AC_TAGVAR(exclude_expsyms, $1)="_GLOBAL_OFFSET_TABLE_"
5102  # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
5103  # platforms (ab)use it in PIC code, but their linkers get confused if
5104  # the symbol is explicitly referenced.  Since portable code cannot
5105  # rely on this symbol name, it's probably fine to never include it in
5106  # preloaded symbol tables.
5107  extract_expsyms_cmds=
5108
5109  case $host_os in
5110  cygwin* | mingw* | pw32*)
5111    # FIXME: the MSVC++ port hasn't been tested in a loooong time
5112    # When not using gcc, we currently assume that we are using
5113    # Microsoft Visual C++.
5114    if test "$GCC" != yes; then
5115      with_gnu_ld=no
5116    fi
5117    ;;
5118  openbsd*)
5119    with_gnu_ld=no
5120    ;;
5121  esac
5122
5123  _LT_AC_TAGVAR(ld_shlibs, $1)=yes
5124  if test "$with_gnu_ld" = yes; then
5125    # If archive_cmds runs LD, not CC, wlarc should be empty
5126    wlarc='${wl}'
5127
5128    # See if GNU ld supports shared libraries.
5129    case $host_os in
5130    aix3* | aix4* | aix5*)
5131      # On AIX/PPC, the GNU linker is very broken
5132      if test "$host_cpu" != ia64; then
5133	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5134	cat <<EOF 1>&2
5135
5136*** Warning: the GNU linker, at least up to release 2.9.1, is reported
5137*** to be unable to reliably create shared libraries on AIX.
5138*** Therefore, libtool is disabling shared libraries support.  If you
5139*** really care for shared libraries, you may want to modify your PATH
5140*** so that a non-GNU linker is found, and then restart.
5141
5142EOF
5143      fi
5144      ;;
5145
5146    amigaos*)
5147      _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)'
5148      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5149      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5150
5151      # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
5152      # that the semantics of dynamic libraries on AmigaOS, at least up
5153      # to version 4, is to share data among multiple programs linked
5154      # with the same dynamic library.  Since this doesn't match the
5155      # behavior of shared libraries on other platforms, we can't use
5156      # them.
5157      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5158      ;;
5159
5160    beos*)
5161      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
5162	_LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5163	# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5164	# support --undefined.  This deserves some investigation.  FIXME
5165	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5166      else
5167	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5168      fi
5169      ;;
5170
5171    cygwin* | mingw* | pw32*)
5172      # _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5173      # as there is no search path for DLLs.
5174      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5175      _LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5176      _LT_AC_TAGVAR(always_export_symbols, $1)=no
5177      _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5178      _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'
5179
5180      if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
5181        _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--image-base=0x10000000 ${wl}--out-implib,$lib'
5182	# If the export-symbols file already is a .def file (1st line
5183	# is EXPORTS), use it as is; otherwise, prepend...
5184	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5185	  cp $export_symbols $output_objdir/$soname.def;
5186	else
5187	  echo EXPORTS > $output_objdir/$soname.def;
5188	  cat $export_symbols >> $output_objdir/$soname.def;
5189	fi~
5190	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--image-base=0x10000000  ${wl}--out-implib,$lib'
5191      else
5192	ld_shlibs=no
5193      fi
5194      ;;
5195
5196    netbsd*)
5197      if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
5198	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
5199	wlarc=
5200      else
5201	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5202	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5203      fi
5204      ;;
5205
5206    solaris* | sysv5*)
5207      if $LD -v 2>&1 | grep 'BFD 2\.8' > /dev/null; then
5208	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5209	cat <<EOF 1>&2
5210
5211*** Warning: The releases 2.8.* of the GNU linker cannot reliably
5212*** create shared libraries on Solaris systems.  Therefore, libtool
5213*** is disabling shared libraries support.  We urge you to upgrade GNU
5214*** binutils to release 2.9.1 or newer.  Another option is to modify
5215*** your PATH or compiler configuration so that the native linker is
5216*** used, and then restart.
5217
5218EOF
5219      elif $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
5220	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5221	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5222      else
5223	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5224      fi
5225      ;;
5226
5227    sunos4*)
5228      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5229      wlarc=
5230      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5231      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5232      ;;
5233
5234  linux*)
5235    if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
5236        tmp_archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5237	_LT_AC_TAGVAR(archive_cmds, $1)="$tmp_archive_cmds"
5238      supports_anon_versioning=no
5239      case `$LD -v 2>/dev/null` in
5240        *\ [01].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
5241        *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
5242        *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
5243        *\ 2.11.*) ;; # other 2.11 versions
5244        *) supports_anon_versioning=yes ;;
5245      esac
5246      if test $supports_anon_versioning = yes; then
5247        _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $output_objdir/$libname.ver~
5248cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5249$echo "local: *; };" >> $output_objdir/$libname.ver~
5250        $CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
5251      else
5252        _LT_AC_TAGVAR(archive_expsym_cmds, $1)="$tmp_archive_cmds"
5253      fi
5254    else
5255      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5256    fi
5257    ;;
5258
5259    *)
5260      if $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then
5261	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5262	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5263      else
5264	_LT_AC_TAGVAR(ld_shlibs, $1)=no
5265      fi
5266      ;;
5267    esac
5268
5269    if test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = yes; then
5270      runpath_var=LD_RUN_PATH
5271      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
5272      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5273      # ancient GNU ld didn't support --whole-archive et. al.
5274      if $LD --help 2>&1 | grep 'no-whole-archive' > /dev/null; then
5275 	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5276      else
5277  	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)=
5278      fi
5279    fi
5280  else
5281    # PORTME fill in a description of your system's linker (not GNU ld)
5282    case $host_os in
5283    aix3*)
5284      _LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5285      _LT_AC_TAGVAR(always_export_symbols, $1)=yes
5286      _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'
5287      # Note: this linker hardcodes the directories in LIBPATH if there
5288      # are no directories specified by -L.
5289      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5290      if test "$GCC" = yes && test -z "$link_static_flag"; then
5291	# Neither direct hardcoding nor static linking is supported with a
5292	# broken collect2.
5293	_LT_AC_TAGVAR(hardcode_direct, $1)=unsupported
5294      fi
5295      ;;
5296
5297    aix4* | aix5*)
5298      if test "$host_cpu" = ia64; then
5299	# On IA64, the linker does run time linking by default, so we don't
5300	# have to do anything special.
5301	aix_use_runtimelinking=no
5302	exp_sym_flag='-Bexport'
5303	no_entry_flag=""
5304      else
5305	# If we're using GNU nm, then we don't want the "-C" option.
5306	# -C means demangle to AIX nm, but means don't demangle with GNU nm
5307	if $NM -V 2>&1 | grep 'GNU' > /dev/null; then
5308	  _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'
5309	else
5310	  _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'
5311	fi
5312	aix_use_runtimelinking=no
5313
5314	# Test if we are trying to use run time linking or normal
5315	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
5316	# need to do runtime linking.
5317	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix5*)
5318	  for ld_flag in $LDFLAGS; do
5319  	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
5320  	    aix_use_runtimelinking=yes
5321  	    break
5322  	  fi
5323	  done
5324	esac
5325
5326	exp_sym_flag='-bexport'
5327	no_entry_flag='-bnoentry'
5328      fi
5329
5330      # When large executables or shared objects are built, AIX ld can
5331      # have problems creating the table of contents.  If linking a library
5332      # or program results in "error TOC overflow" add -mminimal-toc to
5333      # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5334      # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5335
5336      _LT_AC_TAGVAR(archive_cmds, $1)=''
5337      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5338      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=':'
5339      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5340
5341      if test "$GCC" = yes; then
5342	case $host_os in aix4.[012]|aix4.[012].*)
5343	# We only want to do this on AIX 4.2 and lower, the check
5344	# below for broken collect2 doesn't work under 4.3+
5345	  collect2name=`${CC} -print-prog-name=collect2`
5346	  if test -f "$collect2name" && \
5347  	   strings "$collect2name" | grep resolve_lib_name >/dev/null
5348	  then
5349  	  # We have reworked collect2
5350  	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5351	  else
5352  	  # We have old collect2
5353  	  _LT_AC_TAGVAR(hardcode_direct, $1)=unsupported
5354  	  # It fails to find uninstalled libraries when the uninstalled
5355  	  # path is not listed in the libpath.  Setting hardcode_minus_L
5356  	  # to unsupported forces relinking
5357  	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5358  	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5359  	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=
5360	  fi
5361	esac
5362	shared_flag='-shared'
5363      else
5364	# not using gcc
5365	if test "$host_cpu" = ia64; then
5366  	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5367  	# chokes on -Wl,-G. The following line is correct:
5368	  shared_flag='-G'
5369	else
5370  	if test "$aix_use_runtimelinking" = yes; then
5371	    shared_flag='${wl}-G'
5372	  else
5373	    shared_flag='${wl}-bM:SRE'
5374  	fi
5375	fi
5376      fi
5377
5378      # It seems that -bexpall does not export symbols beginning with
5379      # underscore (_), so it is better to generate a list of symbols to export.
5380      _LT_AC_TAGVAR(always_export_symbols, $1)=yes
5381      if test "$aix_use_runtimelinking" = yes; then
5382	# Warning - without using the other runtime loading flags (-brtl),
5383	# -berok will link without error, but may produce a broken library.
5384	_LT_AC_TAGVAR(allow_undefined_flag, $1)='-berok'
5385       # Determine the default libpath from the value encoded in an empty executable.
5386       _LT_AC_SYS_LIBPATH_AIX
5387       _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5388	_LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5389       else
5390	if test "$host_cpu" = ia64; then
5391	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5392	  _LT_AC_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5393	  _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$no_entry_flag \${wl}$exp_sym_flag:\$export_symbols"
5394	else
5395	 # Determine the default libpath from the value encoded in an empty executable.
5396	 _LT_AC_SYS_LIBPATH_AIX
5397	 _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5398	  # Warning - without using the other run time loading flags,
5399	  # -berok will link without error, but may produce a broken library.
5400	  _LT_AC_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5401	  _LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5402	  # -bexpall does not export symbols beginning with underscore (_)
5403	  _LT_AC_TAGVAR(always_export_symbols, $1)=yes
5404	  # Exported symbols can be pulled into shared objects from archives
5405	  _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=' '
5406	  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
5407	  # This is similar to how AIX traditionally builds it's shared libraries.
5408	  _LT_AC_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5409	fi
5410      fi
5411      ;;
5412
5413    amigaos*)
5414      _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)'
5415      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5416      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5417      # see comment about different semantics on the GNU ld section
5418      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5419      ;;
5420
5421    bsdi[[45]]*)
5422      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5423      ;;
5424
5425    cygwin* | mingw* | pw32*)
5426      # When not using gcc, we currently assume that we are using
5427      # Microsoft Visual C++.
5428      # hardcode_libdir_flag_spec is actually meaningless, as there is
5429      # no search path for DLLs.
5430      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5431      _LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5432      # Tell ltmain to make .lib files, not .a files.
5433      libext=lib
5434      # Tell ltmain to make .dll files, not .so files.
5435      shrext_cmds=".dll"
5436      # FIXME: Setting linknames here is a bad hack.
5437      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | $SED -e '\''s/ -lc$//'\''` -link -dll~linknames='
5438      # The linker will automatically build a .lib file if we build a DLL.
5439      _LT_AC_TAGVAR(old_archive_From_new_cmds, $1)='true'
5440      # FIXME: Should let the user specify the lib program.
5441      _LT_AC_TAGVAR(old_archive_cmds, $1)='lib /OUT:$oldlib$oldobjs$old_deplibs'
5442      fix_srcfile_path='`cygpath -w "$srcfile"`'
5443      _LT_AC_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5444      ;;
5445
5446    darwin* | rhapsody*)
5447      case "$host_os" in
5448        rhapsody* | darwin1.[[012]])
5449         _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-undefined ${wl}suppress'
5450         ;;
5451       *) # Darwin 1.3 on
5452         if test -z ${MACOSX_DEPLOYMENT_TARGET} ; then
5453           _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
5454         else
5455           case ${MACOSX_DEPLOYMENT_TARGET} in
5456             10.[[012]])
5457               _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
5458               ;;
5459             10.*)
5460               _LT_AC_TAGVAR(allow_undefined_flag, $1)='${wl}-undefined ${wl}dynamic_lookup'
5461               ;;
5462           esac
5463         fi
5464         ;;
5465      esac
5466      _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
5467      _LT_AC_TAGVAR(hardcode_direct, $1)=no
5468      _LT_AC_TAGVAR(hardcode_automatic, $1)=yes
5469      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5470      _LT_AC_TAGVAR(whole_archive_flag_spec, $1)=''
5471      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5472    if test "$GCC" = yes ; then
5473    	output_verbose_link_cmd='echo'
5474        _LT_AC_TAGVAR(archive_cmds, $1)='$CC -dynamiclib $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring'
5475      _LT_AC_TAGVAR(module_cmds, $1)='$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
5476      # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin ld's
5477      _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 $libobjs $deplibs $compiler_flags -install_name $rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
5478      _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 $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
5479    else
5480      case "$cc_basename" in
5481        xlc*)
5482         output_verbose_link_cmd='echo'
5483         _LT_AC_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-install_name ${wl}`echo $rpath/$soname` $verstring'
5484         _LT_AC_TAGVAR(module_cmds, $1)='$CC $allow_undefined_flag -o $lib -bundle $libobjs $deplibs$compiler_flags'
5485          # Don't fix this by using the ld -exported_symbols_list flag, it doesn't exist in older darwin ld's
5486         _LT_AC_TAGVAR(archive_expsym_cmds, $1)='sed -e "s,#.*,," -e "s,^[    ]*,," -e "s,^\(..*\),_&," < $export_symbols > $output_objdir/${libname}-symbols.expsym~$CC -qmkshrobj $allow_undefined_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-install_name ${wl}$rpath/$soname $verstring~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
5487          _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 $libobjs $deplibs$compiler_flags~nmedit -s $output_objdir/${libname}-symbols.expsym ${lib}'
5488          ;;
5489       *)
5490         _LT_AC_TAGVAR(ld_shlibs, $1)=no
5491          ;;
5492      esac
5493    fi
5494      ;;
5495
5496    dgux*)
5497      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5498      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5499      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5500      ;;
5501
5502    freebsd1*)
5503      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5504      ;;
5505
5506    # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5507    # support.  Future versions do this automatically, but an explicit c++rt0.o
5508    # does not break anything, and helps significantly (at the cost of a little
5509    # extra space).
5510    freebsd2.2*)
5511      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5512      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5513      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5514      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5515      ;;
5516
5517    # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5518    freebsd2*)
5519      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5520      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5521      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5522      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5523      ;;
5524
5525    # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5526    freebsd* | kfreebsd*-gnu)
5527      _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
5528      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5529      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5530      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5531      ;;
5532
5533    hpux9*)
5534      if test "$GCC" = yes; then
5535	_LT_AC_TAGVAR(archive_cmds, $1)='$rm $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
5536      else
5537	_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'
5538      fi
5539      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5540      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5541      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5542
5543      # hardcode_minus_L: Not really in the search PATH,
5544      # but as the default location of the library.
5545      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5546      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5547      ;;
5548
5549    hpux10* | hpux11*)
5550      if test "$GCC" = yes -a "$with_gnu_ld" = no; then
5551	case "$host_cpu" in
5552	hppa*64*|ia64*)
5553	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5554	  ;;
5555	*)
5556	  _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5557	  ;;
5558	esac
5559      else
5560	case "$host_cpu" in
5561	hppa*64*|ia64*)
5562	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname -o $lib $libobjs $deplibs $linker_flags'
5563	  ;;
5564	*)
5565	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5566	  ;;
5567	esac
5568      fi
5569      if test "$with_gnu_ld" = no; then
5570	case "$host_cpu" in
5571	hppa*64*)
5572	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5573	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
5574	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5575	  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5576	  _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5577	  ;;
5578	ia64*)
5579	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5580	  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5581	  _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5582
5583	  # hardcode_minus_L: Not really in the search PATH,
5584	  # but as the default location of the library.
5585	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5586	  ;;
5587	*)
5588	  _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5589	  _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5590	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5591	  _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5592
5593	  # hardcode_minus_L: Not really in the search PATH,
5594	  # but as the default location of the library.
5595	  _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5596	  ;;
5597	esac
5598      fi
5599      ;;
5600
5601    irix5* | irix6* | nonstopux*)
5602      if test "$GCC" = yes; then
5603	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5604      else
5605	_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'
5606	_LT_AC_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
5607      fi
5608      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5609      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5610      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5611      ;;
5612
5613    netbsd*)
5614      if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
5615	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5616      else
5617	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5618      fi
5619      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5620      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5621      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5622      ;;
5623
5624    newsos6)
5625      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5626      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5627      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5628      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5629      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5630      ;;
5631
5632    openbsd*)
5633      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5634      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5635      if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
5636	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5637	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
5638	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5639	_LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5640      else
5641       case $host_os in
5642	 openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
5643	   _LT_AC_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5644	   _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5645	   ;;
5646	 *)
5647	   _LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5648	   _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5649	   ;;
5650       esac
5651      fi
5652      ;;
5653
5654    os2*)
5655      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5656      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5657      _LT_AC_TAGVAR(allow_undefined_flag, $1)=unsupported
5658      _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 $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
5659      _LT_AC_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
5660      ;;
5661
5662    osf3*)
5663      if test "$GCC" = yes; then
5664	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5665	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5666      else
5667	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5668	_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'
5669      fi
5670      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5671      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5672      ;;
5673
5674    osf4* | osf5*)	# as osf3* with the addition of -msym flag
5675      if test "$GCC" = yes; then
5676	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
5677	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${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'
5678	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5679      else
5680	_LT_AC_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5681	_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'
5682	_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~
5683	$LD -shared${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'
5684
5685	# Both c and cxx compiler support -rpath directly
5686	_LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5687      fi
5688      _LT_AC_TAGVAR(hardcode_libdir_separator, $1)=:
5689      ;;
5690
5691    sco3.2v5*)
5692      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5693      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5694      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5695      runpath_var=LD_RUN_PATH
5696      hardcode_runpath_var=yes
5697      ;;
5698
5699    solaris*)
5700      _LT_AC_TAGVAR(no_undefined_flag, $1)=' -z text'
5701      if test "$GCC" = yes; then
5702	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5703	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
5704	  $CC -shared ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$rm $lib.exp'
5705      else
5706	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5707	_LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
5708  	$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
5709      fi
5710      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5711      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5712      case $host_os in
5713      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5714      *) # Supported since Solaris 2.6 (maybe 2.5.1?)
5715	_LT_AC_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract' ;;
5716      esac
5717      _LT_AC_TAGVAR(link_all_deplibs, $1)=yes
5718      ;;
5719
5720    sunos4*)
5721      if test "x$host_vendor" = xsequent; then
5722	# Use $CC to link under sequent, because it throws in some extra .o
5723	# files that make .init and .fini sections work.
5724	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5725      else
5726	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5727      fi
5728      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5729      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5730      _LT_AC_TAGVAR(hardcode_minus_L, $1)=yes
5731      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5732      ;;
5733
5734    sysv4)
5735      case $host_vendor in
5736	sni)
5737	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5738	  _LT_AC_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5739	;;
5740	siemens)
5741	  ## LD is ld it makes a PLAMLIB
5742	  ## CC just makes a GrossModule.
5743	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5744	  _LT_AC_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5745	  _LT_AC_TAGVAR(hardcode_direct, $1)=no
5746        ;;
5747	motorola)
5748	  _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5749	  _LT_AC_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5750	;;
5751      esac
5752      runpath_var='LD_RUN_PATH'
5753      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5754      ;;
5755
5756    sysv4.3*)
5757      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5758      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5759      _LT_AC_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5760      ;;
5761
5762    sysv4*MP*)
5763      if test -d /usr/nec; then
5764	_LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5765	_LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5766	runpath_var=LD_RUN_PATH
5767	hardcode_runpath_var=yes
5768	_LT_AC_TAGVAR(ld_shlibs, $1)=yes
5769      fi
5770      ;;
5771
5772    sysv4.2uw2*)
5773      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5774      _LT_AC_TAGVAR(hardcode_direct, $1)=yes
5775      _LT_AC_TAGVAR(hardcode_minus_L, $1)=no
5776      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5777      hardcode_runpath_var=yes
5778      runpath_var=LD_RUN_PATH
5779      ;;
5780
5781   sysv5OpenUNIX8* | sysv5UnixWare7* |  sysv5uw[[78]]* | unixware7*)
5782      _LT_AC_TAGVAR(no_undefined_flag, $1)='${wl}-z ${wl}text'
5783      if test "$GCC" = yes; then
5784	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5785      else
5786	_LT_AC_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
5787      fi
5788      runpath_var='LD_RUN_PATH'
5789      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5790      ;;
5791
5792    sysv5*)
5793      _LT_AC_TAGVAR(no_undefined_flag, $1)=' -z text'
5794      # $CC -shared without GNU ld will not create a library from C++
5795      # object files and a static libstdc++, better avoid it by now
5796      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
5797      _LT_AC_TAGVAR(archive_expsym_cmds, $1)='$echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
5798  		$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
5799      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)=
5800      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5801      runpath_var='LD_RUN_PATH'
5802      ;;
5803
5804    uts4*)
5805      _LT_AC_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5806      _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5807      _LT_AC_TAGVAR(hardcode_shlibpath_var, $1)=no
5808      ;;
5809
5810    *)
5811      _LT_AC_TAGVAR(ld_shlibs, $1)=no
5812      ;;
5813    esac
5814  fi
5815])
5816AC_MSG_RESULT([$_LT_AC_TAGVAR(ld_shlibs, $1)])
5817test "$_LT_AC_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5818
5819variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
5820if test "$GCC" = yes; then
5821  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
5822fi
5823
5824#
5825# Do we need to explicitly link libc?
5826#
5827case "x$_LT_AC_TAGVAR(archive_cmds_need_lc, $1)" in
5828x|xyes)
5829  # Assume -lc should be added
5830  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
5831
5832  if test "$enable_shared" = yes && test "$GCC" = yes; then
5833    case $_LT_AC_TAGVAR(archive_cmds, $1) in
5834    *'~'*)
5835      # FIXME: we may have to deal with multi-command sequences.
5836      ;;
5837    '$CC '*)
5838      # Test whether the compiler implicitly links with -lc since on some
5839      # systems, -lgcc has to come before -lc. If gcc already passes -lc
5840      # to ld, don't add -lc before -lgcc.
5841      AC_MSG_CHECKING([whether -lc should be explicitly linked in])
5842      $rm conftest*
5843      printf "$lt_simple_compile_test_code" > conftest.$ac_ext
5844
5845      if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5846        soname=conftest
5847        lib=conftest
5848        libobjs=conftest.$ac_objext
5849        deplibs=
5850        wl=$_LT_AC_TAGVAR(lt_prog_compiler_wl, $1)
5851        compiler_flags=-v
5852        linker_flags=-v
5853        verstring=
5854        output_objdir=.
5855        libname=conftest
5856        lt_save_allow_undefined_flag=$_LT_AC_TAGVAR(allow_undefined_flag, $1)
5857        _LT_AC_TAGVAR(allow_undefined_flag, $1)=
5858        if AC_TRY_EVAL(_LT_AC_TAGVAR(archive_cmds, $1) 2\>\&1 \| grep \" -lc \" \>/dev/null 2\>\&1)
5859        then
5860	  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=no
5861        else
5862	  _LT_AC_TAGVAR(archive_cmds_need_lc, $1)=yes
5863        fi
5864        _LT_AC_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5865      else
5866        cat conftest.err 1>&5
5867      fi
5868      $rm conftest*
5869      AC_MSG_RESULT([$_LT_AC_TAGVAR(archive_cmds_need_lc, $1)])
5870      ;;
5871    esac
5872  fi
5873  ;;
5874esac
5875])# AC_LIBTOOL_PROG_LD_SHLIBS
5876
5877
5878# _LT_AC_FILE_LTDLL_C
5879# -------------------
5880# Be careful that the start marker always follows a newline.
5881AC_DEFUN([_LT_AC_FILE_LTDLL_C], [
5882# /* ltdll.c starts here */
5883# #define WIN32_LEAN_AND_MEAN
5884# #include <windows.h>
5885# #undef WIN32_LEAN_AND_MEAN
5886# #include <stdio.h>
5887#
5888# #ifndef __CYGWIN__
5889# #  ifdef __CYGWIN32__
5890# #    define __CYGWIN__ __CYGWIN32__
5891# #  endif
5892# #endif
5893#
5894# #ifdef __cplusplus
5895# extern "C" {
5896# #endif
5897# BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
5898# #ifdef __cplusplus
5899# }
5900# #endif
5901#
5902# #ifdef __CYGWIN__
5903# #include <cygwin/cygwin_dll.h>
5904# DECLARE_CYGWIN_DLL( DllMain );
5905# #endif
5906# HINSTANCE __hDllInstance_base;
5907#
5908# BOOL APIENTRY
5909# DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
5910# {
5911#   __hDllInstance_base = hInst;
5912#   return TRUE;
5913# }
5914# /* ltdll.c ends here */
5915])# _LT_AC_FILE_LTDLL_C
5916
5917
5918# _LT_AC_TAGVAR(VARNAME, [TAGNAME])
5919# ---------------------------------
5920AC_DEFUN([_LT_AC_TAGVAR], [ifelse([$2], [], [$1], [$1_$2])])
5921
5922
5923# old names
5924AC_DEFUN([AM_PROG_LIBTOOL],   [AC_PROG_LIBTOOL])
5925AC_DEFUN([AM_ENABLE_SHARED],  [AC_ENABLE_SHARED($@)])
5926AC_DEFUN([AM_ENABLE_STATIC],  [AC_ENABLE_STATIC($@)])
5927AC_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
5928AC_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
5929AC_DEFUN([AM_PROG_LD],        [AC_PROG_LD])
5930AC_DEFUN([AM_PROG_NM],        [AC_PROG_NM])
5931
5932# This is just to silence aclocal about the macro not being used
5933ifelse([AC_DISABLE_FAST_INSTALL])
5934
5935AC_DEFUN([LT_AC_PROG_GCJ],
5936[AC_CHECK_TOOL(GCJ, gcj, no)
5937  test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
5938  AC_SUBST(GCJFLAGS)
5939])
5940
5941AC_DEFUN([LT_AC_PROG_RC],
5942[AC_CHECK_TOOL(RC, windres, no)
5943])
5944
5945############################################################
5946# NOTE: This macro has been submitted for inclusion into   #
5947#  GNU Autoconf as AC_PROG_SED.  When it is available in   #
5948#  a released version of Autoconf we should remove this    #
5949#  macro and use it instead.                               #
5950############################################################
5951# LT_AC_PROG_SED
5952# --------------
5953# Check for a fully-functional sed program, that truncates
5954# as few characters as possible.  Prefer GNU sed if found.
5955AC_DEFUN([LT_AC_PROG_SED],
5956[AC_MSG_CHECKING([for a sed that does not truncate output])
5957AC_CACHE_VAL(lt_cv_path_SED,
5958[# Loop through the user's path and test for sed and gsed.
5959# Then use that list of sed's as ones to test for truncation.
5960as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
5961for as_dir in $PATH
5962do
5963  IFS=$as_save_IFS
5964  test -z "$as_dir" && as_dir=.
5965  for lt_ac_prog in sed gsed; do
5966    for ac_exec_ext in '' $ac_executable_extensions; do
5967      if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
5968        lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
5969      fi
5970    done
5971  done
5972done
5973lt_ac_max=0
5974lt_ac_count=0
5975# Add /usr/xpg4/bin/sed as it is typically found on Solaris
5976# along with /bin/sed that truncates output.
5977for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
5978  test ! -f $lt_ac_sed && break
5979  cat /dev/null > conftest.in
5980  lt_ac_count=0
5981  echo $ECHO_N "0123456789$ECHO_C" >conftest.in
5982  # Check for GNU sed and select it if it is found.
5983  if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
5984    lt_cv_path_SED=$lt_ac_sed
5985    break
5986  fi
5987  while true; do
5988    cat conftest.in conftest.in >conftest.tmp
5989    mv conftest.tmp conftest.in
5990    cp conftest.in conftest.nl
5991    echo >>conftest.nl
5992    $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
5993    cmp -s conftest.out conftest.nl || break
5994    # 10000 chars as input seems more than enough
5995    test $lt_ac_count -gt 10 && break
5996    lt_ac_count=`expr $lt_ac_count + 1`
5997    if test $lt_ac_count -gt $lt_ac_max; then
5998      lt_ac_max=$lt_ac_count
5999      lt_cv_path_SED=$lt_ac_sed
6000    fi
6001  done
6002done
6003])
6004SED=$lt_cv_path_SED
6005AC_MSG_RESULT([$SED])
6006])
6007