source: trunk/third/librep/ltconfig @ 15476

Revision 15476, 95.4 KB checked in by ghudson, 24 years ago (diff)
Fix for -avoid-version on IRIX, from more recent libtool sources.
  • Property svn:executable set to *
Line 
1#! /bin/sh
2
3# ltconfig - Create a system-specific libtool.
4# Copyright (C) 1996-1999 Free Software Foundation, Inc.
5# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
6#
7# This file is free software; you can redistribute it and/or modify it
8# under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 2 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful, but
13# WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15# General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program; if not, write to the Free Software
19# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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# A lot of this script is taken from autoconf-2.10.
27
28# Check that we are running under the correct shell.
29SHELL=${CONFIG_SHELL-/bin/sh}
30echo=echo
31if test "X$1" = X--no-reexec; then
32  # Discard the --no-reexec flag, and continue.
33  shift
34elif test "X$1" = X--fallback-echo; then
35  # Avoid inline document here, it may be left over
36  :
37elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then
38  # Yippee, $echo works!
39  :
40else
41  # Restart under the correct shell.
42  exec "$SHELL" "$0" --no-reexec ${1+"$@"}
43fi
44
45if test "X$1" = X--fallback-echo; then
46  # used as fallback echo
47  shift
48  cat <<EOF
49$*
50EOF
51  exit 0
52fi
53
54# Find the correct PATH separator.  Usually this is `:', but
55# DJGPP uses `;' like DOS.
56if test "X${PATH_SEPARATOR+set}" != Xset; then
57  UNAME=${UNAME-`uname 2>/dev/null`}
58  case X$UNAME in
59    *-DOS) PATH_SEPARATOR=';' ;;
60    *)     PATH_SEPARATOR=':' ;;
61  esac
62fi
63
64# The HP-UX ksh and POSIX shell print the target directory to stdout
65# if CDPATH is set.
66if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
67
68if test "X${echo_test_string+set}" != Xset; then
69  # find a string as large as possible, as long as the shell can cope with it
70  for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do
71    # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
72    if (echo_test_string="`eval $cmd`") 2>/dev/null &&
73       echo_test_string="`eval $cmd`" &&
74       (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then
75      break
76    fi
77  done
78fi
79
80if test "X`($echo '\t') 2>/dev/null`" != 'X\t' ||
81   test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then
82  # The Solaris, AIX, and Digital Unix default echo programs unquote
83  # backslashes.  This makes it impossible to quote backslashes using
84  #   echo "$something" | sed 's/\\/\\\\/g'
85  #
86  # So, first we look for a working echo in the user's PATH.
87
88  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
89  for dir in $PATH /usr/ucb; do
90    if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
91       test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
92       test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
93      echo="$dir/echo"
94      break
95    fi
96  done
97  IFS="$save_ifs"
98
99  if test "X$echo" = Xecho; then
100    # We didn't find a better echo, so look for alternatives.
101    if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
102       test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
103      # This shell has a builtin print -r that does the trick.
104      echo='print -r'
105    elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
106         test "X$CONFIG_SHELL" != X/bin/ksh; then
107      # If we have ksh, try running ltconfig again with it.
108      ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}"
109      export ORIGINAL_CONFIG_SHELL
110      CONFIG_SHELL=/bin/ksh
111      export CONFIG_SHELL
112      exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
113    else
114      # Try using printf.
115      echo='printf "%s\n"'
116      if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
117         test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
118        # Cool, printf works
119        :
120      elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
121           test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
122        CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL"
123        export CONFIG_SHELL
124        SHELL="$CONFIG_SHELL"
125        export SHELL
126        echo="$CONFIG_SHELL $0 --fallback-echo"
127      elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' &&
128           test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then
129        echo="$CONFIG_SHELL $0 --fallback-echo"
130      else
131        # maybe with a smaller string...
132        prev=:
133
134        for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do
135          if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then
136            break
137          fi
138          prev="$cmd"
139        done
140
141        if test "$prev" != 'sed 50q "$0"'; then
142          echo_test_string=`eval $prev`
143          export echo_test_string
144          exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"}
145        else
146          # Oops.  We lost completely, so just stick with echo.
147          echo=echo
148        fi
149      fi
150    fi
151  fi
152fi
153
154# Sed substitution that helps us do robust quoting.  It backslashifies
155# metacharacters that are still active within double-quoted strings.
156Xsed='sed -e s/^X//'
157sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
158
159# Same as above, but do not quote variable references.
160double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
161
162# Sed substitution to delay expansion of an escaped shell variable in a
163# double_quote_subst'ed string.
164delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
165
166# The name of this program.
167progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
168
169# Constants:
170PROGRAM=ltconfig
171PACKAGE=libtool
172VERSION=1.3.5
173TIMESTAMP=" (1.385.2.206 2000/05/27 11:12:27)"
174ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
175ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
176rm="rm -f"
177
178help="Try \`$progname --help' for more information."
179
180# Global variables:
181default_ofile=libtool
182can_build_shared=yes
183enable_shared=yes
184# All known linkers require a `.a' archive for static linking (except M$VC,
185# which needs '.lib').
186enable_static=yes
187enable_fast_install=yes
188enable_dlopen=unknown
189enable_win32_dll=no
190ltmain=
191silent=
192srcdir=
193ac_config_guess=
194ac_config_sub=
195host=
196nonopt=
197ofile="$default_ofile"
198verify_host=yes
199with_gcc=no
200with_gnu_ld=no
201need_locks=yes
202ac_ext=c
203objext=o
204libext=a
205exeext=
206cache_file=
207
208old_AR="$AR"
209old_CC="$CC"
210old_CFLAGS="$CFLAGS"
211old_CPPFLAGS="$CPPFLAGS"
212old_LDFLAGS="$LDFLAGS"
213old_LD="$LD"
214old_LN_S="$LN_S"
215old_LIBS="$LIBS"
216old_NM="$NM"
217old_RANLIB="$RANLIB"
218old_DLLTOOL="$DLLTOOL"
219old_OBJDUMP="$OBJDUMP"
220old_AS="$AS"
221
222# Parse the command line options.
223args=
224prev=
225for option
226do
227  case "$option" in
228  -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
229  *) optarg= ;;
230  esac
231
232  # If the previous option needs an argument, assign it.
233  if test -n "$prev"; then
234    eval "$prev=\$option"
235    prev=
236    continue
237  fi
238
239  case "$option" in
240  --help) cat <<EOM
241Usage: $progname [OPTION]... [HOST [LTMAIN]]
242
243Generate a system-specific libtool script.
244
245    --debug                enable verbose shell tracing
246    --disable-shared       do not build shared libraries
247    --disable-static       do not build static libraries
248    --disable-fast-install do not optimize for fast installation
249    --enable-dlopen        enable dlopen support
250    --enable-win32-dll     enable building dlls on win32 hosts
251    --help                 display this help and exit
252    --no-verify            do not verify that HOST is a valid host type
253-o, --output=FILE          specify the output file [default=$default_ofile]
254    --quiet                same as \`--silent'
255    --silent               do not print informational messages
256    --srcdir=DIR           find \`config.guess' in DIR
257    --version              output version information and exit
258    --with-gcc             assume that the GNU C compiler will be used
259    --with-gnu-ld          assume that the C compiler uses the GNU linker
260    --disable-lock         disable file locking
261    --cache-file=FILE      configure cache file
262
263LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program
264that provides basic libtool functionality.
265
266HOST is the canonical host system name [default=guessed].
267EOM
268  exit 0
269  ;;
270
271  --debug)
272    echo "$progname: enabling shell trace mode"
273    set -x
274    ;;
275
276  --disable-shared) enable_shared=no ;;
277
278  --disable-static) enable_static=no ;;
279
280  --disable-fast-install) enable_fast_install=no ;;
281
282  --enable-dlopen) enable_dlopen=yes ;;
283
284  --enable-win32-dll) enable_win32_dll=yes ;;
285
286  --quiet | --silent) silent=yes ;;
287
288  --srcdir) prev=srcdir ;;
289  --srcdir=*) srcdir="$optarg" ;;
290
291  --no-verify) verify_host=no ;;
292
293  --output | -o) prev=ofile ;;
294  --output=*) ofile="$optarg" ;;
295
296  --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;;
297
298  --with-gcc) with_gcc=yes ;;
299  --with-gnu-ld) with_gnu_ld=yes ;;
300
301  --disable-lock) need_locks=no ;;
302
303  --cache-file=*) cache_file="$optarg" ;;
304
305  -*)
306    echo "$progname: unrecognized option \`$option'" 1>&2
307    echo "$help" 1>&2
308    exit 1
309    ;;
310
311  *)
312    if test -z "$ltmain"; then
313      ltmain="$option"
314    elif test -z "$host"; then
315# This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
316#      if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
317#        echo "$progname: warning \`$option' is not a valid host type" 1>&2
318#      fi
319      host="$option"
320    else
321      echo "$progname: too many arguments" 1>&2
322      echo "$help" 1>&2
323      exit 1
324    fi ;;
325  esac
326done
327
328if test -z "$ltmain"; then
329  echo "$progname: you must specify a LTMAIN file" 1>&2
330  echo "$help" 1>&2
331  exit 1
332fi
333
334if test ! -f "$ltmain"; then
335  echo "$progname: \`$ltmain' does not exist" 1>&2
336  echo "$help" 1>&2
337  exit 1
338fi
339
340# Quote any args containing shell metacharacters.
341ltconfig_args=
342for arg
343do
344  case "$arg" in
345  *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
346  ltconfig_args="$ltconfig_args '$arg'" ;;
347  *) ltconfig_args="$ltconfig_args $arg" ;;
348  esac
349done
350
351# A relevant subset of AC_INIT.
352
353# File descriptor usage:
354# 0 standard input
355# 1 file creation
356# 2 errors and warnings
357# 3 some systems may open it to /dev/tty
358# 4 used on the Kubota Titan
359# 5 compiler messages saved in config.log
360# 6 checking for... messages and results
361if test "$silent" = yes; then
362  exec 6>/dev/null
363else
364  exec 6>&1
365fi
366exec 5>>./config.log
367
368# NLS nuisances.
369# Only set LANG and LC_ALL to C if already set.
370# These must not be set unconditionally because not all systems understand
371# e.g. LANG=C (notably SCO).
372if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi
373if test "X${LANG+set}"   = Xset; then LANG=C;   export LANG;   fi
374
375if test -n "$cache_file" && test -r "$cache_file"; then
376  echo "loading cache $cache_file within ltconfig"
377  . $cache_file
378fi
379
380if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
381  # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
382  if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
383    ac_n= ac_c='
384' ac_t='        '
385  else
386    ac_n=-n ac_c= ac_t=
387  fi
388else
389  ac_n= ac_c='\c' ac_t=
390fi
391
392if test -z "$srcdir"; then
393  # Assume the source directory is the same one as the path to LTMAIN.
394  srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
395  test "$srcdir" = "$ltmain" && srcdir=.
396fi
397
398trap "$rm conftest*; exit 1" 1 2 15
399if test "$verify_host" = yes; then
400  # Check for config.guess and config.sub.
401  ac_aux_dir=
402  for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
403    if test -f $ac_dir/config.guess; then
404      ac_aux_dir=$ac_dir
405      break
406    fi
407  done
408  if test -z "$ac_aux_dir"; then
409    echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
410    echo "$help" 1>&2
411    exit 1
412  fi
413  ac_config_guess=$ac_aux_dir/config.guess
414  ac_config_sub=$ac_aux_dir/config.sub
415
416  # Make sure we can run config.sub.
417  if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
418  else
419    echo "$progname: cannot run $ac_config_sub" 1>&2
420    echo "$help" 1>&2
421    exit 1
422  fi
423
424  echo $ac_n "checking host system type""... $ac_c" 1>&6
425
426  host_alias=$host
427  case "$host_alias" in
428  "")
429    if host_alias=`$SHELL $ac_config_guess`; then :
430    else
431      echo "$progname: cannot guess host type; you must specify one" 1>&2
432      echo "$help" 1>&2
433      exit 1
434    fi ;;
435  esac
436  host=`$SHELL $ac_config_sub $host_alias`
437  echo "$ac_t$host" 1>&6
438
439  # Make sure the host verified.
440  test -z "$host" && exit 1
441
442elif test -z "$host"; then
443  echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
444  echo "$help" 1>&2
445  exit 1
446else
447  host_alias=$host
448fi
449
450# Transform linux* to *-*-linux-gnu*, to support old configure scripts.
451case "$host_os" in
452linux-gnu*) ;;
453linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
454esac
455
456host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
457host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
458host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
459
460case "$host_os" in
461aix3*)
462  # AIX sometimes has problems with the GCC collect2 program.  For some
463  # reason, if we set the COLLECT_NAMES environment variable, the problems
464  # vanish in a puff of smoke.
465  if test "X${COLLECT_NAMES+set}" != Xset; then
466    COLLECT_NAMES=
467    export COLLECT_NAMES
468  fi
469  ;;
470esac
471
472# Determine commands to create old-style static archives.
473old_archive_cmds='$AR cru $oldlib$oldobjs'
474old_postinstall_cmds='chmod 644 $oldlib'
475old_postuninstall_cmds=
476
477# Set a sane default for `AR'.
478test -z "$AR" && AR=ar
479
480# Set a sane default for `OBJDUMP'.
481test -z "$OBJDUMP" && OBJDUMP=objdump
482
483# If RANLIB is not set, then run the test.
484if test "${RANLIB+set}" != "set"; then
485  result=no
486
487  echo $ac_n "checking for ranlib... $ac_c" 1>&6
488  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
489  for dir in $PATH; do
490    test -z "$dir" && dir=.
491    if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then
492      RANLIB="ranlib"
493      result="ranlib"
494      break
495    fi
496  done
497  IFS="$save_ifs"
498
499  echo "$ac_t$result" 1>&6
500fi
501
502if test -n "$RANLIB"; then
503  old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
504  old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
505fi
506
507# Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin.
508test -z "$DLLTOOL" && DLLTOOL=dlltool
509test -z "$OBJDUMP" && OBJDUMP=objdump
510test -z "$AS" && AS=as
511
512# Check to see if we are using GCC.
513if test "$with_gcc" != yes || test -z "$CC"; then
514  # If CC is not set, then try to find GCC or a usable CC.
515  if test -z "$CC"; then
516    echo $ac_n "checking for gcc... $ac_c" 1>&6
517    IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
518    for dir in $PATH; do
519      test -z "$dir" && dir=.
520      if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then
521        CC="gcc"
522        break
523      fi
524    done
525    IFS="$save_ifs"
526
527    if test -n "$CC"; then
528      echo "$ac_t$CC" 1>&6
529    else
530      echo "$ac_t"no 1>&6
531    fi
532  fi
533
534  # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".
535  if test -z "$CC"; then
536    echo $ac_n "checking for cc... $ac_c" 1>&6
537    IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
538    cc_rejected=no
539    for dir in $PATH; do
540      test -z "$dir" && dir=.
541      if test -f $dir/cc || test -f $dir/cc$ac_exeext; then
542        if test "$dir/cc" = "/usr/ucb/cc"; then
543          cc_rejected=yes
544          continue
545        fi
546        CC="cc"
547        break
548      fi
549    done
550    IFS="$save_ifs"
551    if test $cc_rejected = yes; then
552      # We found a bogon in the path, so make sure we never use it.
553      set dummy $CC
554      shift
555      if test $# -gt 0; then
556        # We chose a different compiler from the bogus one.
557        # However, it has the same name, so the bogon will be chosen
558        # first if we set CC to just the name; use the full file name.
559        shift
560        set dummy "$dir/cc" "$@"
561        shift
562        CC="$@"
563      fi
564    fi
565
566    if test -n "$CC"; then
567      echo "$ac_t$CC" 1>&6
568    else
569      echo "$ac_t"no 1>&6
570    fi
571
572    if test -z "$CC"; then
573      echo "$progname: error: no acceptable cc found in \$PATH" 1>&2
574      exit 1
575    fi
576  fi
577
578  # Now see if the compiler is really GCC.
579  with_gcc=no
580  echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6
581  echo "$progname:581: checking whether we are using GNU C" >&5
582
583  $rm conftest.c
584  cat > conftest.c <<EOF
585#ifdef __GNUC__
586  yes;
587#endif
588EOF
589  if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
590    with_gcc=yes
591  fi
592  $rm conftest.c
593  echo "$ac_t$with_gcc" 1>&6
594fi
595
596# Allow CC to be a program name with arguments.
597set dummy $CC
598compiler="$2"
599
600echo $ac_n "checking for object suffix... $ac_c" 1>&6
601$rm conftest*
602echo 'int i = 1;' > conftest.c
603echo "$progname:603: checking for object suffix" >& 5
604if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
605  # Append any warnings to the config.log.
606  cat conftest.err 1>&5
607
608  for ac_file in conftest.*; do
609    case $ac_file in
610    *.c) ;;
611    *) objext=`echo $ac_file | sed -e s/conftest.//` ;;
612    esac
613  done
614else
615  cat conftest.err 1>&5
616  echo "$progname: failed program was:" >&5
617  cat conftest.c >&5
618fi
619$rm conftest*
620echo "$ac_t$objext" 1>&6
621
622echo $ac_n "checking for executable suffix... $ac_c" 1>&6
623if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then
624  echo $ac_n "(cached) $ac_c" 1>&6
625else
626  ac_cv_exeext="no"
627  $rm conftest*
628  echo 'main () { return 0; }' > conftest.c
629  echo "$progname:629: checking for executable suffix" >& 5
630  if { (eval echo $progname:630: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then
631    # Append any warnings to the config.log.
632    cat conftest.err 1>&5
633
634    for ac_file in conftest.*; do
635      case $ac_file in
636      *.c | *.err | *.$objext ) ;;
637      *) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;;
638      esac
639    done
640  else
641    cat conftest.err 1>&5
642    echo "$progname: failed program was:" >&5
643    cat conftest.c >&5
644  fi
645  $rm conftest*
646fi
647if test "X$ac_cv_exeext" = Xno; then
648  exeext=""
649else
650  exeext="$ac_cv_exeext"
651fi
652echo "$ac_t$ac_cv_exeext" 1>&6
653
654echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
655pic_flag=
656special_shlib_compile_flags=
657wl=
658link_static_flag=
659no_builtin_flag=
660
661if test "$with_gcc" = yes; then
662  wl='-Wl,'
663  link_static_flag='-static'
664
665  case "$host_os" in
666  beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
667    # PIC is the default for these OSes.
668    ;;
669  aix*)
670    # Below there is a dirty hack to force normal static linking with -ldl
671    # The problem is because libdl dynamically linked with both libc and
672    # libC (AIX C++ library), which obviously doesn't included in libraries
673    # list by gcc. This cause undefined symbols with -static flags.
674    # This hack allows C programs to be linked with "-static -ldl", but
675    # we not sure about C++ programs.
676    link_static_flag="$link_static_flag ${wl}-lC"
677    ;;
678  cygwin* | mingw* | os2*)
679    # We can build DLLs from non-PIC.
680    ;;
681  amigaos*)
682    # FIXME: we need at least 68020 code to build shared libraries, but
683    # adding the `-m68020' flag to GCC prevents building anything better,
684    # like `-m68040'.
685    pic_flag='-m68020 -resident32 -malways-restore-a4'
686    ;;
687  sysv4*MP*)
688    if test -d /usr/nec; then
689       pic_flag=-Kconform_pic
690    fi
691    ;;
692  *)
693    pic_flag='-fPIC'
694    ;;
695  esac
696else
697  # PORTME Check for PIC flags for the system compiler.
698  case "$host_os" in
699  aix3* | aix4*)
700    # All AIX code is PIC.
701    link_static_flag='-bnso -bI:/lib/syscalls.exp'
702    ;;
703
704  hpux9* | hpux10* | hpux11*)
705    # Is there a better link_static_flag that works with the bundled CC?
706    wl='-Wl,'
707    link_static_flag="${wl}-a ${wl}archive"
708    pic_flag='+Z'
709    ;;
710
711  irix5* | irix6*)
712    wl='-Wl,'
713    link_static_flag='-non_shared'
714    # PIC (with -KPIC) is the default.
715    ;;
716
717  cygwin* | mingw* | os2*)
718    # We can build DLLs from non-PIC.
719    ;;
720
721  osf3* | osf4* | osf5*)
722    # All OSF/1 code is PIC.
723    wl='-Wl,'
724    link_static_flag='-non_shared'
725    ;;
726
727  sco3.2v5*)
728    pic_flag='-Kpic'
729    link_static_flag='-dn'
730    special_shlib_compile_flags='-belf'
731    ;;
732
733  solaris*)
734    pic_flag='-KPIC'
735    link_static_flag='-Bstatic'
736    wl='-Wl,'
737    ;;
738
739  sunos4*)
740    pic_flag='-PIC'
741    link_static_flag='-Bstatic'
742    wl='-Qoption ld '
743    ;;
744
745  sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
746    pic_flag='-KPIC'
747    link_static_flag='-Bstatic'
748    wl='-Wl,'
749    ;;
750
751  uts4*)
752    pic_flag='-pic'
753    link_static_flag='-Bstatic'
754    ;;
755  sysv4*MP*)
756    if test -d /usr/nec ;then
757      pic_flag='-Kconform_pic'
758      link_static_flag='-Bstatic'
759    fi
760    ;;
761  *)
762    can_build_shared=no
763    ;;
764  esac
765fi
766
767if test -n "$pic_flag"; then
768  echo "$ac_t$pic_flag" 1>&6
769
770  # Check to make sure the pic_flag actually works.
771  echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6
772  $rm conftest*
773  echo "int some_variable = 0;" > conftest.c
774  save_CFLAGS="$CFLAGS"
775  CFLAGS="$CFLAGS $pic_flag -DPIC"
776  echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5
777  if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
778    # Append any warnings to the config.log.
779    cat conftest.err 1>&5
780   
781    case "$host_os" in
782    hpux9* | hpux10* | hpux11*)
783      # On HP-UX, both CC and GCC only warn that PIC is supported... then they
784      # create non-PIC objects.  So, if there were any warnings, we assume that
785      # PIC is not supported.
786      if test -s conftest.err; then
787        echo "$ac_t"no 1>&6
788        can_build_shared=no
789        pic_flag=
790      else
791        echo "$ac_t"yes 1>&6
792        pic_flag=" $pic_flag"
793      fi
794      ;;
795    *)
796      echo "$ac_t"yes 1>&6
797      pic_flag=" $pic_flag"
798      ;;
799    esac
800  else
801    # Append any errors to the config.log.
802    cat conftest.err 1>&5
803    can_build_shared=no
804    pic_flag=
805    echo "$ac_t"no 1>&6
806  fi
807  CFLAGS="$save_CFLAGS"
808  $rm conftest*
809else
810  echo "$ac_t"none 1>&6
811fi
812
813# Check to see if options -o and -c are simultaneously supported by compiler
814echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6
815$rm -r conftest 2>/dev/null
816mkdir conftest
817cd conftest
818$rm conftest*
819echo "int some_variable = 0;" > conftest.c
820mkdir out
821# According to Tom Tromey, Ian Lance Taylor reported there are C compilers
822# that will create temporary files in the current directory regardless of
823# the output directory.  Thus, making CWD read-only will cause this test
824# to fail, enabling locking or at least warning the user not to do parallel
825# builds.
826chmod -w .
827save_CFLAGS="$CFLAGS"
828CFLAGS="$CFLAGS -o out/conftest2.o"
829echo "$progname:829: checking if $compiler supports -c -o file.o" >&5
830if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then
831
832  # The compiler can only warn and ignore the option if not recognized
833  # So say no if there are warnings
834    if test -s out/conftest.err; then
835      echo "$ac_t"no 1>&6
836      compiler_c_o=no
837    else
838      echo "$ac_t"yes 1>&6
839      compiler_c_o=yes
840    fi
841else
842  # Append any errors to the config.log.
843  cat out/conftest.err 1>&5
844  compiler_c_o=no
845  echo "$ac_t"no 1>&6
846fi
847CFLAGS="$save_CFLAGS"
848chmod u+w .
849$rm conftest* out/*
850rmdir out
851cd ..
852rmdir conftest
853$rm -r conftest 2>/dev/null
854
855if test x"$compiler_c_o" = x"yes"; then
856  # Check to see if we can write to a .lo
857  echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6
858  $rm conftest*
859  echo "int some_variable = 0;" > conftest.c
860  save_CFLAGS="$CFLAGS"
861  CFLAGS="$CFLAGS -c -o conftest.lo"
862  echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5
863if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then
864
865    # The compiler can only warn and ignore the option if not recognized
866    # So say no if there are warnings
867      if test -s conftest.err; then
868        echo "$ac_t"no 1>&6
869        compiler_o_lo=no
870      else
871        echo "$ac_t"yes 1>&6
872        compiler_o_lo=yes
873      fi
874  else
875    # Append any errors to the config.log.
876    cat conftest.err 1>&5
877    compiler_o_lo=no
878    echo "$ac_t"no 1>&6
879  fi
880  CFLAGS="$save_CFLAGS"
881  $rm conftest*
882else
883  compiler_o_lo=no
884fi
885
886# Check to see if we can do hard links to lock some files if needed
887hard_links="nottested"
888if test "$compiler_c_o" = no && test "$need_locks" != no; then
889  # do not overwrite the value of need_locks provided by the user
890  echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
891  hard_links=yes
892  $rm conftest*
893  ln conftest.a conftest.b 2>/dev/null && hard_links=no
894  touch conftest.a
895  ln conftest.a conftest.b 2>&5 || hard_links=no
896  ln conftest.a conftest.b 2>/dev/null && hard_links=no
897  echo "$ac_t$hard_links" 1>&6
898  $rm conftest*
899  if test "$hard_links" = no; then
900    echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
901    need_locks=warn
902  fi
903else
904  need_locks=no
905fi
906
907if test "$with_gcc" = yes; then
908  # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
909  echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
910  $rm conftest*
911  echo "int some_variable = 0;" > conftest.c
912  save_CFLAGS="$CFLAGS"
913  CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c"
914  echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
915  if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then
916
917    # The compiler can only warn and ignore the option if not recognized
918    # So say no if there are warnings
919      if test -s conftest.err; then
920        echo "$ac_t"no 1>&6
921        compiler_rtti_exceptions=no
922      else
923        echo "$ac_t"yes 1>&6
924        compiler_rtti_exceptions=yes
925      fi
926  else
927    # Append any errors to the config.log.
928    cat conftest.err 1>&5
929    compiler_rtti_exceptions=no
930    echo "$ac_t"no 1>&6
931  fi
932  CFLAGS="$save_CFLAGS"
933  $rm conftest*
934
935  if test "$compiler_rtti_exceptions" = "yes"; then
936    no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
937  else
938    no_builtin_flag=' -fno-builtin'
939  fi
940 
941fi
942
943# Check for any special shared library compilation flags.
944if test -n "$special_shlib_compile_flags"; then
945  echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2
946  if echo "$old_CC $old_CFLAGS " | egrep -e "[  ]$special_shlib_compile_flags[  ]" >/dev/null; then :
947  else
948    echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2
949    can_build_shared=no
950  fi
951fi
952
953echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6
954$rm conftest*
955echo 'main(){return(0);}' > conftest.c
956save_LDFLAGS="$LDFLAGS"
957LDFLAGS="$LDFLAGS $link_static_flag"
958echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5
959if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
960  echo "$ac_t$link_static_flag" 1>&6
961else
962  echo "$ac_t"none 1>&6
963  link_static_flag=
964fi
965LDFLAGS="$save_LDFLAGS"
966$rm conftest*
967
968if test -z "$LN_S"; then
969  # Check to see if we can use ln -s, or we need hard links.
970  echo $ac_n "checking whether ln -s works... $ac_c" 1>&6
971  $rm conftest.dat
972  if ln -s X conftest.dat 2>/dev/null; then
973    $rm conftest.dat
974    LN_S="ln -s"
975  else
976    LN_S=ln
977  fi
978  if test "$LN_S" = "ln -s"; then
979    echo "$ac_t"yes 1>&6
980  else
981    echo "$ac_t"no 1>&6
982  fi
983fi
984
985# Make sure LD is an absolute path.
986if test -z "$LD"; then
987  ac_prog=ld
988  if test "$with_gcc" = yes; then
989    # Check if gcc -print-prog-name=ld gives a path.
990    echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
991    echo "$progname:991: checking for ld used by GCC" >&5
992    ac_prog=`($CC -print-prog-name=ld) 2>&5`
993    case "$ac_prog" in
994    # Accept absolute paths.
995    [\\/]* | [A-Za-z]:[\\/]*)
996      re_direlt='/[^/][^/]*/\.\./'
997      # Canonicalize the path of ld
998      ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
999      while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
1000        ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
1001      done
1002      test -z "$LD" && LD="$ac_prog"
1003      ;;
1004    "")
1005      # If it fails, then pretend we are not using GCC.
1006      ac_prog=ld
1007      ;;
1008    *)
1009      # If it is relative, then search for the first ld in PATH.
1010      with_gnu_ld=unknown
1011      ;;
1012    esac
1013  elif test "$with_gnu_ld" = yes; then
1014    echo $ac_n "checking for GNU ld... $ac_c" 1>&6
1015    echo "$progname:1015: checking for GNU ld" >&5
1016  else
1017    echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
1018    echo "$progname:1018: checking for non-GNU ld" >&5
1019  fi
1020
1021  if test -z "$LD"; then
1022    IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
1023    for ac_dir in $PATH; do
1024      test -z "$ac_dir" && ac_dir=.
1025      if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
1026        LD="$ac_dir/$ac_prog"
1027        # Check to see if the program is GNU ld.  I'd rather use --version,
1028        # but apparently some GNU ld's only accept -v.
1029        # Break only if it was the GNU/non-GNU ld that we prefer.
1030        if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
1031          test "$with_gnu_ld" != no && break
1032        else
1033          test "$with_gnu_ld" != yes && break
1034        fi
1035      fi
1036    done
1037    IFS="$ac_save_ifs"
1038  fi
1039
1040  if test -n "$LD"; then
1041    echo "$ac_t$LD" 1>&6
1042  else
1043    echo "$ac_t"no 1>&6
1044  fi
1045
1046  if test -z "$LD"; then
1047    echo "$progname: error: no acceptable ld found in \$PATH" 1>&2
1048    exit 1
1049  fi
1050fi
1051
1052# Check to see if it really is or is not GNU ld.
1053echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6
1054# I'd rather use --version here, but apparently some GNU ld's only accept -v.
1055if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
1056  with_gnu_ld=yes
1057else
1058  with_gnu_ld=no
1059fi
1060echo "$ac_t$with_gnu_ld" 1>&6
1061
1062# See if the linker supports building shared libraries.
1063echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
1064
1065allow_undefined_flag=
1066no_undefined_flag=
1067need_lib_prefix=unknown
1068need_version=unknown
1069# when you set need_version to no, make sure it does not cause -set_version
1070# flags to be left without arguments
1071archive_cmds=
1072archive_expsym_cmds=
1073old_archive_from_new_cmds=
1074export_dynamic_flag_spec=
1075whole_archive_flag_spec=
1076thread_safe_flag_spec=
1077hardcode_libdir_flag_spec=
1078hardcode_libdir_separator=
1079hardcode_direct=no
1080hardcode_minus_L=no
1081hardcode_shlibpath_var=unsupported
1082runpath_var=
1083always_export_symbols=no
1084export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
1085# include_expsyms should be a list of space-separated symbols to be *always*
1086# included in the symbol list
1087include_expsyms=
1088# exclude_expsyms can be an egrep regular expression of symbols to exclude
1089# it will be wrapped by ` (' and `)$', so one must not match beginning or
1090# end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
1091# as well as any symbol that contains `d'.
1092exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
1093# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
1094# platforms (ab)use it in PIC code, but their linkers get confused if
1095# the symbol is explicitly referenced.  Since portable code cannot
1096# rely on this symbol name, it's probably fine to never include it in
1097# preloaded symbol tables.
1098
1099case "$host_os" in
1100cygwin* | mingw*)
1101  # FIXME: the MSVC++ port hasn't been tested in a loooong time
1102  # When not using gcc, we currently assume that we are using
1103  # Microsoft Visual C++.
1104  if test "$with_gcc" != yes; then
1105    with_gnu_ld=no
1106  fi
1107  ;;
1108
1109esac
1110
1111ld_shlibs=yes
1112if test "$with_gnu_ld" = yes; then
1113  # If archive_cmds runs LD, not CC, wlarc should be empty
1114  wlarc='${wl}'
1115
1116  # See if GNU ld supports shared libraries.
1117  case "$host_os" in
1118  aix3* | aix4*)
1119    # On AIX, the GNU linker is very broken
1120    ld_shlibs=no
1121    cat <<EOF 1>&2
1122
1123*** Warning: the GNU linker, at least up to release 2.9.1, is reported
1124*** to be unable to reliably create shared libraries on AIX.
1125*** Therefore, libtool is disabling shared libraries support.  If you
1126*** really care for shared libraries, you may want to modify your PATH
1127*** so that a non-GNU linker is found, and then restart.
1128
1129EOF
1130    ;;
1131
1132  amigaos*)
1133    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
1134    hardcode_libdir_flag_spec='-L$libdir'
1135    hardcode_minus_L=yes
1136
1137    # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
1138    # that the semantics of dynamic libraries on AmigaOS, at least up
1139    # to version 4, is to share data among multiple programs linked
1140    # with the same dynamic library.  Since this doesn't match the
1141    # behavior of shared libraries on other platforms, we can use
1142    # them.
1143    ld_shlibs=no
1144    ;;
1145
1146  beos*)
1147    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1148      allow_undefined_flag=unsupported
1149      # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
1150      # support --undefined.  This deserves some investigation.  FIXME
1151      archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1152    else
1153      ld_shlibs=no
1154    fi
1155    ;;
1156
1157  cygwin* | mingw*)
1158    # hardcode_libdir_flag_spec is actually meaningless, as there is
1159    # no search path for DLLs.
1160    hardcode_libdir_flag_spec='-L$libdir'
1161    allow_undefined_flag=unsupported
1162    always_export_symbols=yes
1163
1164    # Extract the symbol export list from an `--export-all' def file,
1165    # then regenerate the def file from the symbol export list, so that
1166    # the compiled dll only exports the symbol export list.
1167    # Be careful not to strip the DATA tag left by newer dlltools.
1168    export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
1169      test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1170      $DLLTOOL --export-all --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def  $objdir/$soname-ltdll.$objext $libobjs $convenience~
1171      sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols'
1172
1173    # If DATA tags from a recent dlltool are present, honour them!
1174    archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~
1175      _lt_hint=1;
1176      cat $export_symbols | while read symbol; do
1177        set dummy \$symbol;
1178        case \$# in
1179          2) echo "     \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;;
1180          *) echo "     \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;;
1181        esac;
1182        _lt_hint=`expr 1 + \$_lt_hint`;
1183      done~
1184      test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~
1185      test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~
1186      $CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1187      $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
1188      $CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~
1189      $DLLTOOL --as=$AS --dllname $soname --exclude-symbols DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~
1190      $CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,__cygwin_dll_entry@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts'
1191
1192      old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a'
1193    ;;
1194
1195  netbsd*)
1196    if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1197      archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1198      archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1199    else
1200      archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib'
1201      # can we support soname and/or expsyms with a.out? -oliva
1202    fi
1203    ;;
1204
1205  solaris* | sysv5*)
1206    if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
1207      ld_shlibs=no
1208      cat <<EOF 1>&2
1209
1210*** Warning: The releases 2.8.* of the GNU linker cannot reliably
1211*** create shared libraries on Solaris systems.  Therefore, libtool
1212*** is disabling shared libraries support.  We urge you to upgrade GNU
1213*** binutils to release 2.9.1 or newer.  Another option is to modify
1214*** your PATH or compiler configuration so that the native linker is
1215*** used, and then restart.
1216
1217EOF
1218    elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1219      archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1220      archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1221    else
1222      ld_shlibs=no
1223    fi
1224    ;;     
1225
1226  sunos4*)
1227    archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linkopts'
1228    wlarc=
1229    hardcode_direct=yes
1230    hardcode_shlibpath_var=no
1231    ;;
1232
1233  *)
1234    if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
1235      archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib'
1236      archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
1237    else
1238      ld_shlibs=no
1239    fi
1240    ;;
1241  esac
1242
1243  if test "$ld_shlibs" = yes; then
1244    runpath_var=LD_RUN_PATH
1245    hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
1246    export_dynamic_flag_spec='${wl}--export-dynamic'
1247    case $host_os in
1248    cygwin* | mingw*)
1249      # dlltool doesn't understand --whole-archive et. al.
1250      whole_archive_flag_spec=
1251      ;;
1252    *)
1253      # ancient GNU ld didn't support --whole-archive et. al.
1254      if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
1255        whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
1256      else
1257        whole_archive_flag_spec=
1258      fi
1259      ;;
1260    esac
1261  fi
1262else
1263  # PORTME fill in a description of your system's linker (not GNU ld)
1264  case "$host_os" in
1265  aix3*)
1266    allow_undefined_flag=unsupported
1267    always_export_symbols=yes
1268    archive_expsym_cmds='$LD -o $objdir/$soname $libobjs $deplibs $linkopts -bE:$export_symbols -T512 -H512 -bM:SRE~$AR cru $lib $objdir/$soname'
1269    # Note: this linker hardcodes the directories in LIBPATH if there
1270    # are no directories specified by -L.
1271    hardcode_minus_L=yes
1272    if test "$with_gcc" = yes && test -z "$link_static_flag"; then
1273      # Neither direct hardcoding nor static linking is supported with a
1274      # broken collect2.
1275      hardcode_direct=unsupported
1276    fi
1277    ;;
1278
1279  aix4*)
1280    hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib'
1281    hardcode_libdir_separator=':'
1282    if test "$with_gcc" = yes; then
1283      collect2name=`${CC} -print-prog-name=collect2`
1284      if test -f "$collect2name" && \
1285         strings "$collect2name" | grep resolve_lib_name >/dev/null
1286      then
1287        # We have reworked collect2
1288        hardcode_direct=yes
1289      else
1290        # We have old collect2
1291        hardcode_direct=unsupported
1292        # It fails to find uninstalled libraries when the uninstalled
1293        # path is not listed in the libpath.  Setting hardcode_minus_L
1294        # to unsupported forces relinking
1295        hardcode_minus_L=yes
1296        hardcode_libdir_flag_spec='-L$libdir'
1297        hardcode_libdir_separator=
1298      fi
1299      shared_flag='-shared'
1300    else
1301      shared_flag='${wl}-bM:SRE'
1302      hardcode_direct=yes
1303    fi
1304    allow_undefined_flag=' ${wl}-berok'
1305    archive_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}'
1306    archive_expsym_cmds="\$CC $shared_flag"' -o $objdir/$soname $libobjs $deplibs $linkopts ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}'
1307    case "$host_os" in aix4.[01]|aix4.[01].*)
1308      # According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on
1309      always_export_symbols=yes ;;
1310    esac
1311   ;;
1312
1313  amigaos*)
1314    archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)'
1315    hardcode_libdir_flag_spec='-L$libdir'
1316    hardcode_minus_L=yes
1317    # see comment about different semantics on the GNU ld section
1318    ld_shlibs=no
1319    ;;
1320
1321  cygwin* | mingw*)
1322    # When not using gcc, we currently assume that we are using
1323    # Microsoft Visual C++.
1324    # hardcode_libdir_flag_spec is actually meaningless, as there is
1325    # no search path for DLLs.
1326    hardcode_libdir_flag_spec=' '
1327    allow_undefined_flag=unsupported
1328    # Tell ltmain to make .lib files, not .a files.
1329    libext=lib
1330    # FIXME: Setting linknames here is a bad hack.
1331    archive_cmds='$CC -o $lib $libobjs $linkopts `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames='
1332    # The linker will automatically build a .lib file if we build a DLL.
1333    old_archive_from_new_cmds='true'
1334    # FIXME: Should let the user specify the lib program.
1335    old_archive_cmds='lib /OUT:$oldlib$oldobjs'
1336    fix_srcfile_path='`cygpath -w $srcfile`'
1337    ;;
1338
1339  freebsd1*)
1340    ld_shlibs=no
1341    ;;
1342
1343  # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
1344  # support.  Future versions do this automatically, but an explicit c++rt0.o
1345  # does not break anything, and helps significantly (at the cost of a little
1346  # extra space).
1347  freebsd2.2*)
1348    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts /usr/lib/c++rt0.o'
1349    hardcode_libdir_flag_spec='-R$libdir'
1350    hardcode_direct=yes
1351    hardcode_shlibpath_var=no
1352    ;;
1353
1354  # Unfortunately, older versions of FreeBSD 2 do not have this feature.
1355  freebsd2*)
1356    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1357    hardcode_direct=yes
1358    hardcode_minus_L=yes
1359    hardcode_shlibpath_var=no
1360    ;;
1361
1362  # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
1363  freebsd*)
1364    archive_cmds='$CC -shared -o $lib $libobjs $deplibs $linkopts'
1365    hardcode_libdir_flag_spec='-R$libdir'
1366    hardcode_direct=yes
1367    hardcode_shlibpath_var=no
1368    ;;
1369
1370  hpux9* | hpux10* | hpux11*)
1371    case "$host_os" in
1372    hpux9*) archive_cmds='$rm $objdir/$soname~$LD -b +b $install_libdir -o $objdir/$soname $libobjs $deplibs $linkopts~test $objdir/$soname = $lib || mv $objdir/$soname $lib' ;;
1373    *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linkopts' ;;
1374    esac
1375    hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
1376    hardcode_libdir_separator=:
1377    hardcode_direct=yes
1378    hardcode_minus_L=yes # Not in the search PATH, but as the default
1379                         # location of the library.
1380    export_dynamic_flag_spec='${wl}-E'
1381    ;;
1382
1383  irix5* | irix6*)
1384    if test "$with_gcc" = yes; then
1385      archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1386    else
1387      archive_cmds='$LD -shared $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1388    fi
1389    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1390    hardcode_libdir_separator=:
1391    ;;
1392
1393  netbsd*)
1394    if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1395      archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'  # a.out
1396    else
1397      archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linkopts'      # ELF
1398    fi
1399    hardcode_libdir_flag_spec='${wl}-R$libdir'
1400    hardcode_direct=yes
1401    hardcode_shlibpath_var=no
1402    ;;
1403
1404  openbsd*)
1405    archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linkopts'
1406    hardcode_libdir_flag_spec='-R$libdir'
1407    hardcode_direct=yes
1408    hardcode_shlibpath_var=no
1409    ;;
1410
1411  os2*)
1412    hardcode_libdir_flag_spec='-L$libdir'
1413    hardcode_minus_L=yes
1414    allow_undefined_flag=unsupported
1415    archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def~$echo DATA >> $objdir/$libname.def~$echo " SINGLE NONSHARED" >> $objdir/$libname.def~$echo EXPORTS >> $objdir/$libname.def~emxexp $libobjs >> $objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $linkopts $objdir/$libname.def'
1416    old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
1417    ;;
1418
1419  osf3*)
1420    if test "$with_gcc" = yes; then
1421      allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1422      archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1423    else
1424      allow_undefined_flag=' -expect_unresolved \*'
1425      archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1426    fi
1427    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1428    hardcode_libdir_separator=:
1429    ;;
1430
1431  osf4* | osf5*)  # As osf3* with the addition of the -msym flag
1432    if test "$with_gcc" = yes; then
1433      allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*'
1434      archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $linkopts ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib'
1435    else
1436      allow_undefined_flag=' -expect_unresolved \*'
1437      archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linkopts -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib'
1438    fi
1439    hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1440    hardcode_libdir_separator=:
1441    ;;
1442  rhapsody*)
1443    archive_cmds='$CC -bundle -undefined suppress -o $lib $libobjs $deplibs $linkopts'
1444    hardcode_libdir_flags_spec='-L$libdir'
1445    hardcode_direct=yes
1446    hardcode_shlibpath_var=no
1447    ;;
1448                                       
1449  sco3.2v5*)
1450    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1451    hardcode_shlibpath_var=no
1452    runpath_var=LD_RUN_PATH
1453    hardcode_runpath_var=yes
1454    ;;
1455
1456  solaris*)
1457    no_undefined_flag=' -z text'
1458    # $CC -shared without GNU ld will not create a library from C++
1459    # object files and a static libstdc++, better avoid it by now
1460    archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
1461    archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
1462                $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
1463    hardcode_libdir_flag_spec='-R$libdir'
1464    hardcode_shlibpath_var=no
1465    case "$host_os" in
1466    solaris2.[0-5] | solaris2.[0-5].*) ;;
1467    *) # Supported since Solaris 2.6 (maybe 2.5.1?)
1468      whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
1469    esac
1470    ;;
1471
1472  sunos4*)
1473    archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linkopts'
1474    hardcode_libdir_flag_spec='-L$libdir'
1475    hardcode_direct=yes
1476    hardcode_minus_L=yes
1477    hardcode_shlibpath_var=no
1478    ;;
1479
1480  sysv4)
1481    if test "x$host_vendor" = xsequent; then
1482      # Use $CC to link under sequent, because it throws in some extra .o
1483      # files that make .init and .fini sections work.
1484      archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $linkopts'
1485    else
1486      archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1487    fi
1488    runpath_var='LD_RUN_PATH'
1489    hardcode_shlibpath_var=no
1490    hardcode_direct=no #Motorola manual says yes, but my tests say they lie
1491    ;; 
1492
1493  sysv4.3*)
1494    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1495    hardcode_shlibpath_var=no
1496    export_dynamic_flag_spec='-Bexport'
1497    ;;
1498
1499  sysv5*)
1500    no_undefined_flag=' -z text'
1501    # $CC -shared without GNU ld will not create a library from C++
1502    # object files and a static libstdc++, better avoid it by now
1503    archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linkopts'
1504    archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
1505                $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linkopts~$rm $lib.exp'
1506    hardcode_libdir_flag_spec=
1507    hardcode_shlibpath_var=no
1508    runpath_var='LD_RUN_PATH'
1509    ;;
1510
1511  uts4*)
1512    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1513    hardcode_libdir_flag_spec='-L$libdir'
1514    hardcode_shlibpath_var=no
1515    ;;
1516
1517  dgux*)
1518    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1519    hardcode_libdir_flag_spec='-L$libdir'
1520    hardcode_shlibpath_var=no
1521    ;;
1522
1523  sysv4*MP*)
1524    if test -d /usr/nec; then
1525      archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1526      hardcode_shlibpath_var=no
1527      runpath_var=LD_RUN_PATH
1528      hardcode_runpath_var=yes
1529      ld_shlibs=yes
1530    fi
1531    ;;
1532
1533  sysv4.2uw2*)
1534    archive_cmds='$LD -G -o $lib $libobjs $deplibs $linkopts'
1535    hardcode_direct=yes
1536    hardcode_minus_L=no
1537    hardcode_shlibpath_var=no
1538    hardcode_runpath_var=yes
1539    runpath_var=LD_RUN_PATH
1540    ;;
1541
1542  unixware7*)
1543    archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts'
1544    runpath_var='LD_RUN_PATH'
1545    hardcode_shlibpath_var=no
1546    ;;
1547
1548  *)
1549    ld_shlibs=no
1550    ;;
1551  esac
1552fi
1553echo "$ac_t$ld_shlibs" 1>&6
1554test "$ld_shlibs" = no && can_build_shared=no
1555
1556if test -z "$NM"; then
1557  echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6
1558  case "$NM" in
1559  [\\/]* | [A-Za-z]:[\\/]*) ;; # Let the user override the test with a path.
1560  *)
1561    IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
1562    for ac_dir in $PATH /usr/ucb /usr/ccs/bin /bin; do
1563      test -z "$ac_dir" && ac_dir=.
1564      if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext; then
1565        # Check to see if the nm accepts a BSD-compat flag.
1566        # Adding the `sed 1q' prevents false positives on HP-UX, which says:
1567        #   nm: unknown option "B" ignored
1568        if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1569          NM="$ac_dir/nm -B"
1570          break
1571        elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1572          NM="$ac_dir/nm -p"
1573          break
1574        else
1575          NM=${NM="$ac_dir/nm"} # keep the first match, but
1576          continue # so that we can try to find one that supports BSD flags
1577        fi
1578      fi
1579    done
1580    IFS="$ac_save_ifs"
1581    test -z "$NM" && NM=nm
1582    ;;
1583  esac
1584  echo "$ac_t$NM" 1>&6
1585fi
1586
1587# Check for command to grab the raw symbol name followed by C symbol from nm.
1588echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1589
1590# These are sane defaults that work on at least a few old systems.
1591# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
1592
1593# Character class describing NM global symbol codes.
1594symcode='[BCDEGRST]'
1595
1596# Regexp to match symbols that can be accessed directly from C.
1597sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1598
1599# Transform the above into a raw symbol and a C symbol.
1600symxfrm='\1 \2\3 \3'
1601
1602# Transform an extracted symbol line into a proper C declaration
1603global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
1604
1605# Define system-specific variables.
1606case "$host_os" in
1607aix*)
1608  symcode='[BCDT]'
1609  ;;
1610cygwin* | mingw*)
1611  symcode='[ABCDGISTW]'
1612  ;;
1613hpux*) # Its linker distinguishes data from code symbols
1614  global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
1615  ;;
1616irix*)
1617  symcode='[BCDEGRST]'
1618  ;;
1619solaris*)
1620  symcode='[BDT]'
1621  ;;
1622sysv4)
1623  symcode='[DFNSTU]'
1624  ;;
1625esac
1626
1627# If we're using GNU nm, then use its standard symbol codes.
1628if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1629  symcode='[ABCDGISTW]'
1630fi
1631
1632# Try without a prefix undercore, then with it.
1633for ac_symprfx in "" "_"; do
1634
1635  # Write the raw and C identifiers.
1636  global_symbol_pipe="sed -n -e 's/^.*[         ]\($symcode\)[  ][      ]*\($ac_symprfx\)$sympat$/$symxfrm/p'"
1637
1638  # Check to see that the pipe works correctly.
1639  pipe_works=no
1640  $rm conftest*
1641  cat > conftest.c <<EOF
1642#ifdef __cplusplus
1643extern "C" {
1644#endif
1645char nm_test_var;
1646void nm_test_func(){}
1647#ifdef __cplusplus
1648}
1649#endif
1650main(){nm_test_var='a';nm_test_func();return(0);}
1651EOF
1652
1653  echo "$progname:1653: checking if global_symbol_pipe works" >&5
1654  if { (eval echo $progname:1654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1655    # Now try to grab the symbols.
1656    nlist=conftest.nm
1657    if { echo "$progname:1657: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
1658
1659      # Try sorting and uniquifying the output.
1660      if sort "$nlist" | uniq > "$nlist"T; then
1661        mv -f "$nlist"T "$nlist"
1662      else
1663        rm -f "$nlist"T
1664      fi
1665
1666      # Make sure that we snagged all the symbols we need.
1667      if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1668        if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1669          cat <<EOF > conftest.c
1670#ifdef __cplusplus
1671extern "C" {
1672#endif
1673
1674EOF
1675          # Now generate the symbol file.
1676          eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.c'
1677
1678          cat <<EOF >> conftest.c
1679#if defined (__STDC__) && __STDC__
1680# define lt_ptr_t void *
1681#else
1682# define lt_ptr_t char *
1683# define const
1684#endif
1685
1686/* The mapping between symbol names and symbols. */
1687const struct {
1688  const char *name;
1689  lt_ptr_t address;
1690}
1691lt_preloaded_symbols[] =
1692{
1693EOF
1694          sed 's/^. \(.*\) \(.*\)$/  {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.c
1695          cat <<\EOF >> conftest.c
1696  {0, (lt_ptr_t) 0}
1697};
1698
1699#ifdef __cplusplus
1700}
1701#endif
1702EOF
1703          # Now try linking the two files.
1704          mv conftest.$objext conftstm.$objext
1705          save_LIBS="$LIBS"
1706          save_CFLAGS="$CFLAGS"
1707          LIBS="conftstm.$objext"
1708          CFLAGS="$CFLAGS$no_builtin_flag"
1709          if { (eval echo $progname:1709: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1710            pipe_works=yes
1711          else
1712            echo "$progname: failed program was:" >&5
1713            cat conftest.c >&5
1714          fi
1715          LIBS="$save_LIBS"
1716        else
1717          echo "cannot find nm_test_func in $nlist" >&5
1718        fi
1719      else
1720        echo "cannot find nm_test_var in $nlist" >&5
1721      fi
1722    else
1723      echo "cannot run $global_symbol_pipe" >&5
1724    fi
1725  else
1726    echo "$progname: failed program was:" >&5
1727    cat conftest.c >&5
1728  fi
1729  $rm conftest* conftst*
1730
1731  # Do not use the global_symbol_pipe unless it works.
1732  if test "$pipe_works" = yes; then
1733    break
1734  else
1735    global_symbol_pipe=
1736  fi
1737done
1738if test "$pipe_works" = yes; then
1739  echo "${ac_t}ok" 1>&6
1740else
1741  echo "${ac_t}failed" 1>&6
1742fi
1743
1744if test -z "$global_symbol_pipe"; then
1745  global_symbol_to_cdecl=
1746fi
1747
1748# Check hardcoding attributes.
1749echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
1750hardcode_action=
1751if test -n "$hardcode_libdir_flag_spec" || \
1752   test -n "$runpath_var"; then
1753
1754  # We can hardcode non-existant directories.
1755  if test "$hardcode_direct" != no &&
1756     # If the only mechanism to avoid hardcoding is shlibpath_var, we
1757     # have to relink, otherwise we might link with an installed library
1758     # when we should be linking with a yet-to-be-installed one
1759     ## test "$hardcode_shlibpath_var" != no &&
1760     test "$hardcode_minus_L" != no; then
1761    # Linking always hardcodes the temporary library directory.
1762    hardcode_action=relink
1763  else
1764    # We can link without hardcoding, and we can hardcode nonexisting dirs.
1765    hardcode_action=immediate
1766  fi
1767else
1768  # We cannot hardcode anything, or else we can only hardcode existing
1769  # directories.
1770  hardcode_action=unsupported
1771fi
1772echo "$ac_t$hardcode_action" 1>&6
1773
1774
1775reload_flag=
1776reload_cmds='$LD$reload_flag -o $output$reload_objs'
1777echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6
1778# PORTME Some linkers may need a different reload flag.
1779reload_flag='-r'
1780echo "$ac_t$reload_flag" 1>&6
1781test -n "$reload_flag" && reload_flag=" $reload_flag"
1782
1783# PORTME Fill in your ld.so characteristics
1784library_names_spec=
1785libname_spec='lib$name'
1786soname_spec=
1787postinstall_cmds=
1788postuninstall_cmds=
1789finish_cmds=
1790finish_eval=
1791shlibpath_var=
1792shlibpath_overrides_runpath=unknown
1793version_type=none
1794dynamic_linker="$host_os ld.so"
1795sys_lib_dlsearch_path_spec="/lib /usr/lib"
1796sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
1797file_magic_cmd=
1798file_magic_test_file=
1799deplibs_check_method='unknown'
1800# Need to set the preceding variable on all platforms that support
1801# interlibrary dependencies.
1802# 'none' -- dependencies not supported.
1803# `unknown' -- same as none, but documents that we really don't know.
1804# 'pass_all' -- all dependencies passed with no checks.
1805# 'test_compile' -- check by making test program.
1806# 'file_magic [regex]' -- check by looking for files in library path
1807# which responds to the $file_magic_cmd with a given egrep regex.
1808# If you have `file' or equivalent on your system and you're not sure
1809# whether `pass_all' will *always* work, you probably want this one.
1810echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
1811case "$host_os" in
1812aix3*)
1813  version_type=linux
1814  library_names_spec='${libname}${release}.so$versuffix $libname.a'
1815  shlibpath_var=LIBPATH
1816
1817  # AIX has no versioning support, so we append a major version to the name.
1818  soname_spec='${libname}${release}.so$major'
1819  ;;
1820
1821aix4*)
1822  version_type=linux
1823  # AIX has no versioning support, so currently we can not hardcode correct
1824  # soname into executable. Probably we can add versioning support to
1825  # collect2, so additional links can be useful in future.
1826  # We preserve .a as extension for shared libraries though AIX4.2
1827  # and later linker supports .so
1828  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a'
1829  shlibpath_var=LIBPATH
1830  deplibs_check_method=pass_all
1831  ;;
1832
1833amigaos*)
1834  library_names_spec='$libname.ixlibrary $libname.a'
1835  # Create ${libname}_ixlibrary.a entries in /sys/libs.
1836  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 ${libname}_ixlibrary.a) || exit 1; done'
1837  ;;
1838
1839beos*)
1840  library_names_spec='${libname}.so'
1841  dynamic_linker="$host_os ld.so"
1842  shlibpath_var=LIBRARY_PATH
1843  deplibs_check_method=pass_all
1844  lt_cv_dlopen="load_add_on"
1845  lt_cv_dlopen_libs=
1846  lt_cv_dlopen_self=yes
1847  ;;
1848
1849bsdi4*)
1850  version_type=linux
1851  need_version=no
1852  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1853  soname_spec='${libname}${release}.so$major'
1854  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
1855  shlibpath_var=LD_LIBRARY_PATH
1856  deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'
1857  file_magic_cmd=/usr/bin/file
1858  file_magic_test_file=/shlib/libc.so
1859  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
1860  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
1861  export_dynamic_flag_spec=-rdynamic
1862  # the default ld.so.conf also contains /usr/contrib/lib and
1863  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
1864  # libtool to hard-code these into programs
1865  ;;
1866
1867cygwin* | mingw*)
1868  version_type=windows
1869  need_version=no
1870  need_lib_prefix=no
1871  if test "$with_gcc" = yes; then
1872    library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.a'
1873  else
1874    library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
1875  fi
1876  dynamic_linker='Win32 ld.exe'
1877  deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
1878  file_magic_cmd='${OBJDUMP} -f'
1879  # FIXME: first we should search . and the directory the executable is in
1880  shlibpath_var=PATH
1881  lt_cv_dlopen="LoadLibrary"
1882  lt_cv_dlopen_libs=
1883  ;;
1884
1885freebsd1*)
1886  dynamic_linker=no
1887  ;;
1888 
1889freebsd*)
1890  objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout`
1891  version_type=freebsd-$objformat
1892  case "$version_type" in
1893    freebsd-elf*)
1894      deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object'
1895      file_magic_cmd=/usr/bin/file
1896      file_magic_test_file=`echo /usr/lib/libc.so*`
1897      library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1898      need_version=no
1899      need_lib_prefix=no
1900      ;;
1901    freebsd-*)
1902      deplibs_check_method=unknown
1903      library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
1904      need_version=yes
1905      ;;
1906  esac
1907  shlibpath_var=LD_LIBRARY_PATH
1908  case "$host_os" in
1909  freebsd2* | freebsd3.[01]* | freebsdelf3.[01]*)
1910    shlibpath_overrides_runpath=yes
1911    ;;
1912  *) # from 3.2 on
1913    shlibpath_overrides_runpath=no
1914    ;;
1915  esac
1916  ;;
1917
1918gnu*)
1919  version_type=linux
1920  need_lib_prefix=no
1921  need_version=no
1922  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
1923  soname_spec='${libname}${release}.so$major'
1924  shlibpath_var=LD_LIBRARY_PATH
1925  ;;
1926
1927hpux9* | hpux10* | hpux11*)
1928  # Give a soname corresponding to the major version so that dld.sl refuses to
1929  # link against other versions.
1930  dynamic_linker="$host_os dld.sl"
1931  version_type=sunos
1932  need_lib_prefix=no
1933  need_version=no
1934  shlibpath_var=SHLIB_PATH
1935  shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1936  library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1937  soname_spec='${libname}${release}.sl$major'
1938  # HP-UX runs *really* slowly unless shared libraries are mode 555.
1939  postinstall_cmds='chmod 555 $lib'
1940  case "$host_os" in
1941  hpux10.20*)
1942    # TODO:  Does this work for hpux-11 too?
1943    deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library'
1944    file_magic_cmd=/usr/bin/file
1945    file_magic_test_file=/usr/lib/libc.sl
1946    ;;
1947  esac
1948  ;;
1949
1950irix5* | irix6*)
1951  version_type=irix
1952  need_lib_prefix=no
1953  need_version=no
1954  soname_spec='${libname}${release}.so$major'
1955  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so $libname.so'
1956  case "$host_os" in
1957  irix5*)
1958    libsuff= shlibsuff=
1959    # this will be overridden with pass_all, but let us keep it just in case
1960    deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1"
1961    ;;
1962  *)
1963    case "$LD" in # libtool.m4 will add one of these switches to LD
1964    *-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;;
1965    *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;;
1966    *-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;;
1967    *) libsuff= shlibsuff= libmagic=never-match;;
1968    esac
1969    ;;
1970  esac
1971  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1972  shlibpath_overrides_runpath=no
1973  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1974  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1975  file_magic_cmd=/usr/bin/file
1976  file_magic_test_file=`echo /lib${libsuff}/libc.so*`
1977  deplibs_check_method='pass_all'
1978  ;;
1979
1980# No shared lib support for Linux oldld, aout, or coff.
1981linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1982  dynamic_linker=no
1983  ;;
1984
1985# This must be Linux ELF.
1986linux-gnu*)
1987  version_type=linux
1988  need_lib_prefix=no
1989  need_version=no
1990  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1991  soname_spec='${libname}${release}.so$major'
1992  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1993  shlibpath_var=LD_LIBRARY_PATH
1994  shlibpath_overrides_runpath=no
1995  deplibs_check_method=pass_all
1996
1997  if test -f /lib/ld.so.1; then
1998    dynamic_linker='GNU ld.so'
1999  else
2000    # Only the GNU ld.so supports shared libraries on MkLinux.
2001    case "$host_cpu" in
2002    powerpc*) dynamic_linker=no ;;
2003    *) dynamic_linker='Linux ld.so' ;;
2004    esac
2005  fi
2006  ;;
2007
2008netbsd*)
2009  version_type=sunos
2010  if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
2011    library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2012    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2013    dynamic_linker='NetBSD (a.out) ld.so'
2014  else
2015    library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
2016    soname_spec='${libname}${release}.so$major'
2017    dynamic_linker='NetBSD ld.elf_so'
2018  fi
2019  shlibpath_var=LD_LIBRARY_PATH
2020  ;;
2021
2022openbsd*)
2023  version_type=sunos
2024  if test "$with_gnu_ld" = yes; then
2025    need_lib_prefix=no
2026    need_version=no
2027  fi
2028  library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2029  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2030  shlibpath_var=LD_LIBRARY_PATH
2031  ;;
2032
2033os2*)
2034  libname_spec='$name'
2035  need_lib_prefix=no
2036  library_names_spec='$libname.dll $libname.a'
2037  dynamic_linker='OS/2 ld.exe'
2038  shlibpath_var=LIBPATH
2039  ;;
2040
2041osf3* | osf4* | osf5*)
2042  version_type=osf
2043  need_version=no
2044  soname_spec='${libname}${release}.so'
2045  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
2046  shlibpath_var=LD_LIBRARY_PATH
2047  # this will be overridden with pass_all, but let us keep it just in case
2048  deplibs_check_method='file_magic COFF format alpha shared library'
2049  file_magic_cmd=/usr/bin/file
2050  file_magic_test_file=/shlib/libc.so
2051  deplibs_check_method='pass_all'
2052  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2053  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2054  ;;
2055
2056rhapsody*)
2057  version_type=sunos
2058  library_names_spec='${libname}.so'
2059  soname_spec='${libname}.so'
2060  shlibpath_var=DYLD_LIBRARY_PATH
2061  deplibs_check_method=pass_all
2062  ;;
2063
2064sco3.2v5*)
2065  version_type=osf
2066  soname_spec='${libname}${release}.so$major'
2067  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2068  shlibpath_var=LD_LIBRARY_PATH
2069  ;;
2070
2071solaris*)
2072  version_type=linux
2073  need_lib_prefix=no
2074  need_version=no
2075  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2076  soname_spec='${libname}${release}.so$major'
2077  shlibpath_var=LD_LIBRARY_PATH
2078  shlibpath_overrides_runpath=yes
2079  # ldd complains unless libraries are executable
2080  postinstall_cmds='chmod +x $lib'
2081  deplibs_check_method="file_magic ELF [0-9][0-9]-bit [LM]SB dynamic lib"
2082  file_magic_cmd=/usr/bin/file
2083  file_magic_test_file=/lib/libc.so
2084  ;;
2085
2086sunos4*)
2087  version_type=sunos
2088  library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
2089  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2090  shlibpath_var=LD_LIBRARY_PATH
2091  shlibpath_overrides_runpath=yes
2092  if test "$with_gnu_ld" = yes; then
2093    need_lib_prefix=no
2094  fi
2095  need_version=yes
2096  ;;
2097
2098sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
2099  version_type=linux
2100  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2101  soname_spec='${libname}${release}.so$major'
2102  shlibpath_var=LD_LIBRARY_PATH
2103  case "$host_vendor" in
2104    sequent)
2105      file_magic_cmd='/bin/file'
2106      deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
2107      ;;
2108    ncr)
2109      deplibs_check_method='pass_all'
2110      ;;
2111    motorola)
2112      need_lib_prefix=no
2113      need_version=no
2114      shlibpath_overrides_runpath=no
2115      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2116      deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'
2117      file_magic_cmd=/usr/bin/file
2118      file_magic_test_file=`echo /usr/lib/libc.so*`
2119      ;;
2120  esac
2121  ;;
2122
2123uts4*)
2124  version_type=linux
2125  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2126  soname_spec='${libname}${release}.so$major'
2127  shlibpath_var=LD_LIBRARY_PATH
2128  ;;
2129
2130dgux*)
2131  version_type=linux
2132  need_lib_prefix=no
2133  need_version=no
2134  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
2135  soname_spec='${libname}${release}.so$major'
2136  shlibpath_var=LD_LIBRARY_PATH
2137  ;;
2138
2139sysv4*MP*)
2140  if test -d /usr/nec ;then
2141    version_type=linux
2142    library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
2143    soname_spec='$libname.so.$major'
2144    shlibpath_var=LD_LIBRARY_PATH
2145  fi
2146  ;;
2147
2148*)
2149  dynamic_linker=no
2150  ;;
2151esac
2152echo "$ac_t$dynamic_linker" 1>&6
2153test "$dynamic_linker" = no && can_build_shared=no
2154
2155# Report the final consequences.
2156echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
2157
2158# Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
2159# configure.in, otherwise build static only libraries.
2160case "$host_os" in
2161cygwin* | mingw* | os2*)
2162  if test x$can_build_shared = xyes; then
2163    test x$enable_win32_dll = xno && can_build_shared=no
2164    echo "checking if package supports dlls... $can_build_shared" 1>&6
2165  fi
2166;;
2167esac
2168
2169if test -n "$file_magic_test_file" && test -n "$file_magic_cmd"; then
2170  case "$deplibs_check_method" in
2171  "file_magic "*)
2172    file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`"
2173    if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
2174       egrep "$file_magic_regex" > /dev/null; then
2175      :
2176    else
2177      cat <<EOF 1>&2
2178
2179*** Warning: the command libtool uses to detect shared libraries,
2180*** $file_magic_cmd, produces output that libtool cannot recognize.
2181*** The result is that libtool may fail to recognize shared libraries
2182*** as such.  This will affect the creation of libtool libraries that
2183*** depend on shared libraries, but programs linked with such libtool
2184*** libraries will work regardless of this problem.  Nevertheless, you
2185*** may want to report the problem to your system manager and/or to
2186*** bug-libtool@gnu.org
2187
2188EOF
2189    fi ;;
2190  esac
2191fi
2192
2193echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
2194test "$can_build_shared" = "no" && enable_shared=no
2195
2196# On AIX, shared libraries and static libraries use the same namespace, and
2197# are all built from PIC.
2198case "$host_os" in
2199aix3*)
2200  test "$enable_shared" = yes && enable_static=no
2201  if test -n "$RANLIB"; then
2202    archive_cmds="$archive_cmds~\$RANLIB \$lib"
2203    postinstall_cmds='$RANLIB $lib'
2204  fi
2205  ;;
2206
2207aix4*)
2208  test "$enable_shared" = yes && enable_static=no
2209  ;;
2210esac
2211
2212echo "$ac_t$enable_shared" 1>&6
2213
2214# Make sure either enable_shared or enable_static is yes.
2215test "$enable_shared" = yes || enable_static=yes
2216
2217echo "checking whether to build static libraries... $enable_static" 1>&6
2218
2219if test "$hardcode_action" = relink; then
2220  # Fast installation is not supported
2221  enable_fast_install=no
2222elif test "$shlibpath_overrides_runpath" = yes ||
2223     test "$enable_shared" = no; then
2224  # Fast installation is not necessary
2225  enable_fast_install=needless
2226fi
2227
2228echo $ac_n "checking for objdir... $ac_c" 1>&6
2229rm -f .libs 2>/dev/null
2230mkdir .libs 2>/dev/null
2231if test -d .libs; then
2232  objdir=.libs
2233else
2234  # MS-DOS does not allow filenames that begin with a dot.
2235  objdir=_libs
2236fi
2237rmdir .libs 2>/dev/null
2238echo "$ac_t$objdir" 1>&6
2239
2240if test "x$enable_dlopen" != xyes; then
2241  enable_dlopen=unknown
2242  enable_dlopen_self=unknown
2243  enable_dlopen_self_static=unknown
2244else
2245if eval "test \"`echo '$''{'lt_cv_dlopen'+set}'`\" != set"; then
2246  lt_cv_dlopen=no lt_cv_dlopen_libs=
2247echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
2248echo "$progname:2248: checking for dlopen in -ldl" >&5
2249ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
2250if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2251  echo $ac_n "(cached) $ac_c" 1>&6
2252else
2253  ac_save_LIBS="$LIBS"
2254LIBS="-ldl  $LIBS"
2255cat > conftest.$ac_ext <<EOF
2256#line 2256 "ltconfig"
2257/* Override any gcc2 internal prototype to avoid an error.  */
2258/* We use char because int might match the return type of a gcc2
2259    builtin and then its argument prototype would still apply.  */
2260#ifdef __cplusplus
2261extern "C"
2262#endif
2263char dlopen();
2264
2265int main() {
2266dlopen()
2267; return 0; }
2268EOF
2269if { (eval echo $progname:2269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2270  rm -rf conftest*
2271  eval "ac_cv_lib_$ac_lib_var=yes"
2272else
2273  echo "$progname: failed program was:" >&5
2274  cat conftest.$ac_ext >&5
2275  rm -rf conftest*
2276  eval "ac_cv_lib_$ac_lib_var=no"
2277fi
2278rm -f conftest*
2279LIBS="$ac_save_LIBS"
2280
2281fi
2282if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2283  echo "$ac_t""yes" 1>&6
2284  lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
2285else
2286  echo "$ac_t""no" 1>&6
2287echo $ac_n "checking for dlopen""... $ac_c" 1>&6
2288echo "$progname:2288: checking for dlopen" >&5
2289if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
2290  echo $ac_n "(cached) $ac_c" 1>&6
2291else
2292  cat > conftest.$ac_ext <<EOF
2293#line 2293 "ltconfig"
2294/* System header to define __stub macros and hopefully few prototypes,
2295    which can conflict with char dlopen(); below.  */
2296#include <assert.h>
2297/* Override any gcc2 internal prototype to avoid an error.  */
2298/* We use char because int might match the return type of a gcc2
2299    builtin and then its argument prototype would still apply.  */
2300#ifdef __cplusplus
2301extern "C"
2302#endif
2303char dlopen();
2304
2305int main() {
2306
2307/* The GNU C library defines this for functions which it implements
2308    to always fail with ENOSYS.  Some functions are actually named
2309    something starting with __ and the normal name is an alias.  */
2310#if defined (__stub_dlopen) || defined (__stub___dlopen)
2311choke me
2312#else
2313dlopen();
2314#endif
2315
2316; return 0; }
2317EOF
2318if { (eval echo $progname:2318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2319  rm -rf conftest*
2320  eval "ac_cv_func_dlopen=yes"
2321else
2322  echo "$progname: failed program was:" >&5
2323  cat conftest.$ac_ext >&5
2324  rm -rf conftest*
2325  eval "ac_cv_func_dlopen=no"
2326fi
2327rm -f conftest*
2328fi
2329if eval "test \"`echo '$ac_cv_func_'dlopen`\" = yes"; then
2330  echo "$ac_t""yes" 1>&6
2331  lt_cv_dlopen="dlopen"
2332else
2333  echo "$ac_t""no" 1>&6
2334echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
2335echo "$progname:2335: checking for dld_link in -ldld" >&5
2336ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'`
2337if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2338  echo $ac_n "(cached) $ac_c" 1>&6
2339else
2340  ac_save_LIBS="$LIBS"
2341LIBS="-ldld  $LIBS"
2342cat > conftest.$ac_ext <<EOF
2343#line 2343 "ltconfig"
2344/* Override any gcc2 internal prototype to avoid an error.  */
2345/* We use char because int might match the return type of a gcc2
2346    builtin and then its argument prototype would still apply.  */
2347#ifdef __cplusplus
2348extern "C"
2349#endif
2350char dld_link();
2351
2352int main() {
2353dld_link()
2354; return 0; }
2355EOF
2356if { (eval echo $progname:2356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2357  rm -rf conftest*
2358  eval "ac_cv_lib_$ac_lib_var=yes"
2359else
2360  echo "$progname: failed program was:" >&5
2361  cat conftest.$ac_ext >&5
2362  rm -rf conftest*
2363  eval "ac_cv_lib_$ac_lib_var=no"
2364fi
2365rm -f conftest*
2366LIBS="$ac_save_LIBS"
2367
2368fi
2369if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2370  echo "$ac_t""yes" 1>&6
2371  lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
2372else
2373  echo "$ac_t""no" 1>&6
2374echo $ac_n "checking for shl_load""... $ac_c" 1>&6
2375echo "$progname:2375: checking for shl_load" >&5
2376if eval "test \"`echo '$''{'ac_cv_func_shl_load'+set}'`\" = set"; then
2377  echo $ac_n "(cached) $ac_c" 1>&6
2378else
2379  cat > conftest.$ac_ext <<EOF
2380#line 2380 "ltconfig"
2381/* System header to define __stub macros and hopefully few prototypes,
2382    which can conflict with char shl_load(); below.  */
2383#include <assert.h>
2384/* Override any gcc2 internal prototype to avoid an error.  */
2385/* We use char because int might match the return type of a gcc2
2386    builtin and then its argument prototype would still apply.  */
2387#ifdef __cplusplus
2388extern "C"
2389#endif
2390char shl_load();
2391
2392int main() {
2393
2394/* The GNU C library defines this for functions which it implements
2395    to always fail with ENOSYS.  Some functions are actually named
2396    something starting with __ and the normal name is an alias.  */
2397#if defined (__stub_shl_load) || defined (__stub___shl_load)
2398choke me
2399#else
2400shl_load();
2401#endif
2402
2403; return 0; }
2404EOF
2405if { (eval echo $progname:2405: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2406  rm -rf conftest*
2407  eval "ac_cv_func_shl_load=yes"
2408else
2409  echo "$progname: failed program was:" >&5
2410  cat conftest.$ac_ext >&5
2411  rm -rf conftest*
2412  eval "ac_cv_func_shl_load=no"
2413fi
2414rm -f conftest*
2415fi
2416
2417if eval "test \"`echo '$ac_cv_func_'shl_load`\" = yes"; then
2418  echo "$ac_t""yes" 1>&6
2419  lt_cv_dlopen="shl_load"
2420else
2421  echo "$ac_t""no" 1>&6
2422echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
2423echo "$progname:2423: checking for shl_load in -ldld" >&5
2424ac_lib_var=`echo dld'_'shl_load | sed 'y%./+-%__p_%'`
2425if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
2426  echo $ac_n "(cached) $ac_c" 1>&6
2427else
2428  ac_save_LIBS="$LIBS"
2429LIBS="-ldld  $LIBS"
2430cat > conftest.$ac_ext <<EOF
2431#line 2431 "ltconfig"
2432#include "confdefs.h"
2433/* Override any gcc2 internal prototype to avoid an error.  */
2434/* We use char because int might match the return type of a gcc2
2435    builtin and then its argument prototype would still apply.  */
2436#ifdef __cplusplus
2437extern "C"
2438#endif
2439char shl_load();
2440
2441int main() {
2442shl_load()
2443; return 0; }
2444EOF
2445if { (eval echo $progname:2445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
2446  rm -rf conftest*
2447  eval "ac_cv_lib_$ac_lib_var=yes"
2448else
2449  echo "$progname: failed program was:" >&5
2450  cat conftest.$ac_ext >&5
2451  rm -rf conftest*
2452  eval "ac_cv_lib_$ac_lib_var=no"
2453fi
2454rm -f conftest*
2455LIBS="$ac_save_LIBS"
2456
2457fi
2458if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
2459  echo "$ac_t""yes" 1>&6
2460  lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
2461else
2462  echo "$ac_t""no" 1>&6
2463fi
2464
2465
2466fi
2467
2468   
2469fi
2470
2471 
2472fi
2473
2474
2475fi
2476
2477fi
2478
2479  if test "x$lt_cv_dlopen" != xno; then
2480    enable_dlopen=yes
2481  fi
2482
2483  case "$lt_cv_dlopen" in
2484  dlopen)
2485for ac_hdr in dlfcn.h; do
2486ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
2487echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
2488echo "$progname:2488: checking for $ac_hdr" >&5
2489if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
2490  echo $ac_n "(cached) $ac_c" 1>&6
2491else
2492  cat > conftest.$ac_ext <<EOF
2493#line 2493 "ltconfig"
2494#include <$ac_hdr>
2495int fnord = 0;
2496EOF
2497ac_try="$ac_compile >/dev/null 2>conftest.out"
2498{ (eval echo $progname:2498: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
2499ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
2500if test -z "$ac_err"; then
2501  rm -rf conftest*
2502  eval "ac_cv_header_$ac_safe=yes"
2503else
2504  echo "$ac_err" >&5
2505  echo "$progname: failed program was:" >&5
2506  cat conftest.$ac_ext >&5
2507  rm -rf conftest*
2508  eval "ac_cv_header_$ac_safe=no"
2509fi
2510rm -f conftest*
2511fi
2512if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
2513  echo "$ac_t""yes" 1>&6
2514else
2515  echo "$ac_t""no" 1>&6
2516fi
2517done
2518
2519    if test "x$ac_cv_header_dlfcn_h" = xyes; then
2520      CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
2521    fi
2522    eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
2523    LIBS="$lt_cv_dlopen_libs $LIBS"
2524
2525  echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
2526echo "$progname:2526: checking whether a program can dlopen itself" >&5
2527if test "${lt_cv_dlopen_self+set}" = set; then
2528  echo $ac_n "(cached) $ac_c" 1>&6
2529else
2530  if test "$cross_compiling" = yes; then
2531    lt_cv_dlopen_self=cross
2532  else
2533    cat > conftest.c <<EOF
2534#line 2534 "ltconfig"
2535
2536#if HAVE_DLFCN_H
2537#include <dlfcn.h>
2538#endif
2539
2540#include <stdio.h>
2541
2542#ifdef RTLD_GLOBAL
2543# define LTDL_GLOBAL    RTLD_GLOBAL
2544#else
2545# ifdef DL_GLOBAL
2546#  define LTDL_GLOBAL   DL_GLOBAL
2547# else
2548#  define LTDL_GLOBAL   0
2549# endif
2550#endif
2551
2552/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2553   find out it does not work in some platform. */
2554#ifndef LTDL_LAZY_OR_NOW
2555# ifdef RTLD_LAZY
2556#  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2557# else
2558#  ifdef DL_LAZY
2559#   define LTDL_LAZY_OR_NOW     DL_LAZY
2560#  else
2561#   ifdef RTLD_NOW
2562#    define LTDL_LAZY_OR_NOW    RTLD_NOW
2563#   else
2564#    ifdef DL_NOW
2565#     define LTDL_LAZY_OR_NOW   DL_NOW
2566#    else
2567#     define LTDL_LAZY_OR_NOW   0
2568#    endif
2569#   endif
2570#  endif
2571# endif
2572#endif
2573
2574fnord() { int i=42;}
2575main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2576    if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2577               if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2578
2579EOF
2580if { (eval echo $progname:2580: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2581then
2582  lt_cv_dlopen_self=yes
2583else
2584  echo "$progname: failed program was:" >&5
2585  cat conftest.$ac_ext >&5
2586  rm -fr conftest*
2587  lt_cv_dlopen_self=no
2588fi
2589rm -fr conftest*
2590fi
2591
2592fi
2593
2594echo "$ac_t""$lt_cv_dlopen_self" 1>&6
2595
2596  if test "$lt_cv_dlopen_self" = yes; then
2597    LDFLAGS="$LDFLAGS $link_static_flag"
2598  echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
2599echo "$progname:2599: checking whether a statically linked program can dlopen itself" >&5
2600if test "${lt_cv_dlopen_self_static+set}" = set; then
2601  echo $ac_n "(cached) $ac_c" 1>&6
2602else
2603  if test "$cross_compiling" = yes; then
2604    lt_cv_dlopen_self_static=cross
2605  else
2606    cat > conftest.c <<EOF
2607#line 2607 "ltconfig"
2608
2609#if HAVE_DLFCN_H
2610#include <dlfcn.h>
2611#endif
2612
2613#include <stdio.h>
2614
2615#ifdef RTLD_GLOBAL
2616# define LTDL_GLOBAL    RTLD_GLOBAL
2617#else
2618# ifdef DL_GLOBAL
2619#  define LTDL_GLOBAL   DL_GLOBAL
2620# else
2621#  define LTDL_GLOBAL   0
2622# endif
2623#endif
2624
2625/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2626   find out it does not work in some platform. */
2627#ifndef LTDL_LAZY_OR_NOW
2628# ifdef RTLD_LAZY
2629#  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2630# else
2631#  ifdef DL_LAZY
2632#   define LTDL_LAZY_OR_NOW     DL_LAZY
2633#  else
2634#   ifdef RTLD_NOW
2635#    define LTDL_LAZY_OR_NOW    RTLD_NOW
2636#   else
2637#    ifdef DL_NOW
2638#     define LTDL_LAZY_OR_NOW   DL_NOW
2639#    else
2640#     define LTDL_LAZY_OR_NOW   0
2641#    endif
2642#   endif
2643#  endif
2644# endif
2645#endif
2646
2647fnord() { int i=42;}
2648main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2649    if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2650    if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2651
2652EOF
2653if { (eval echo $progname:2653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2654then
2655  lt_cv_dlopen_self_static=yes
2656else
2657  echo "$progname: failed program was:" >&5
2658  cat conftest.$ac_ext >&5
2659  rm -fr conftest*
2660  lt_cv_dlopen_self_static=no
2661fi
2662rm -fr conftest*
2663fi
2664
2665fi
2666
2667echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
2668fi
2669    ;;
2670  esac
2671
2672  case "$lt_cv_dlopen_self" in
2673  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2674  *) enable_dlopen_self=unknown ;;
2675  esac
2676
2677  case "$lt_cv_dlopen_self_static" in
2678  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2679  *) enable_dlopen_self_static=unknown ;;
2680  esac
2681fi
2682
2683# Copy echo and quote the copy, instead of the original, because it is
2684# used later.
2685ltecho="$echo"
2686if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
2687   ltecho="$CONFIG_SHELL \$0 --fallback-echo"
2688fi
2689LTSHELL="$SHELL"
2690
2691LTCONFIG_VERSION="$VERSION"
2692
2693# Only quote variables if we're using ltmain.sh.
2694case "$ltmain" in
2695*.sh)
2696  # Now quote all the things that may contain metacharacters.
2697  for var in ltecho old_CC old_CFLAGS old_CPPFLAGS \
2698    old_LD old_LDFLAGS old_LIBS \
2699    old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS \
2700    AR CC LD LN_S NM LTSHELL LTCONFIG_VERSION \
2701    reload_flag reload_cmds wl \
2702    pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
2703    thread_safe_flag_spec whole_archive_flag_spec libname_spec \
2704    library_names_spec soname_spec \
2705    RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
2706    old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds postuninstall_cmds \
2707    file_magic_cmd export_symbols_cmds deplibs_check_method allow_undefined_flag no_undefined_flag \
2708    finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
2709    hardcode_libdir_flag_spec hardcode_libdir_separator  \
2710    sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
2711    compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do
2712
2713    case "$var" in
2714    reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
2715    old_postinstall_cmds | old_postuninstall_cmds | \
2716    export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
2717    postinstall_cmds | postuninstall_cmds | \
2718    finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
2719      # Double-quote double-evaled strings.
2720      eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\""
2721      ;;
2722    *)
2723      eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\""
2724      ;;
2725    esac
2726  done
2727
2728  case "$ltecho" in
2729  *'\$0 --fallback-echo"')
2730    ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2731    ;;
2732  esac
2733
2734  trap "$rm \"$ofile\"; exit 1" 1 2 15
2735  echo "creating $ofile"
2736  $rm "$ofile"
2737  cat <<EOF > "$ofile"
2738#! $SHELL
2739
2740# `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2741# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2742# NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2743#
2744# Copyright (C) 1996-1999 Free Software Foundation, Inc.
2745# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
2746#
2747# This program is free software; you can redistribute it and/or modify
2748# it under the terms of the GNU General Public License as published by
2749# the Free Software Foundation; either version 2 of the License, or
2750# (at your option) any later version.
2751#
2752# This program is distributed in the hope that it will be useful, but
2753# WITHOUT ANY WARRANTY; without even the implied warranty of
2754# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
2755# General Public License for more details.
2756#
2757# You should have received a copy of the GNU General Public License
2758# along with this program; if not, write to the Free Software
2759# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
2760#
2761# As a special exception to the GNU General Public License, if you
2762# distribute this file as part of a program that contains a
2763# configuration script generated by Autoconf, you may include it under
2764# the same distribution terms that you use for the rest of that program.
2765
2766# Sed that helps us avoid accidentally triggering echo(1) options like -n.
2767Xsed="sed -e s/^X//"
2768
2769# The HP-UX ksh and POSIX shell print the target directory to stdout
2770# if CDPATH is set.
2771if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2772
2773### BEGIN LIBTOOL CONFIG
2774EOF
2775  cfgfile="$ofile"
2776  ;;
2777
2778*)
2779  # Double-quote the variables that need it (for aesthetics).
2780  for var in old_CC old_CFLAGS old_CPPFLAGS \
2781    old_LD old_LDFLAGS old_LIBS \
2782    old_NM old_RANLIB old_LN_S old_DLLTOOL old_OBJDUMP old_AS; do
2783    eval "$var=\\\"\$var\\\""
2784  done
2785
2786  # Just create a config file.
2787  cfgfile="$ofile.cfg"
2788  trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2789  echo "creating $cfgfile"
2790  $rm "$cfgfile"
2791  cat <<EOF > "$cfgfile"
2792# `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2793# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2794EOF
2795  ;;
2796esac
2797
2798cat <<EOF >> "$cfgfile"
2799# Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2800#
2801# CC=$old_CC CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2802# LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2803# NM=$old_NM RANLIB=$old_RANLIB LN_S=$old_LN_S \\
2804# DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP AS=$old_AS \\
2805#   $0$ltconfig_args
2806#
2807# Compiler and other test output produced by $progname, useful for
2808# debugging $progname, is in ./config.log if it exists.
2809
2810# The version of $progname that generated this script.
2811LTCONFIG_VERSION=$LTCONFIG_VERSION
2812
2813# Shell to use when invoking shell scripts.
2814SHELL=$LTSHELL
2815
2816# Whether or not to build shared libraries.
2817build_libtool_libs=$enable_shared
2818
2819# Whether or not to build static libraries.
2820build_old_libs=$enable_static
2821
2822# Whether or not to optimize for fast installation.
2823fast_install=$enable_fast_install
2824
2825# The host system.
2826host_alias=$host_alias
2827host=$host
2828
2829# An echo program that does not interpret backslashes.
2830echo=$ltecho
2831
2832# The archiver.
2833AR=$AR
2834
2835# The default C compiler.
2836CC=$CC
2837
2838# The linker used to build libraries.
2839LD=$LD
2840
2841# Whether we need hard or soft links.
2842LN_S=$LN_S
2843
2844# A BSD-compatible nm program.
2845NM=$NM
2846
2847# Used on cygwin: DLL creation program.
2848DLLTOOL="$DLLTOOL"
2849
2850# Used on cygwin: object dumper.
2851OBJDUMP="$OBJDUMP"
2852
2853# Used on cygwin: assembler.
2854AS="$AS"
2855
2856# The name of the directory that contains temporary libtool files.
2857objdir=$objdir
2858
2859# How to create reloadable object files.
2860reload_flag=$reload_flag
2861reload_cmds=$reload_cmds
2862
2863# How to pass a linker flag through the compiler.
2864wl=$wl
2865
2866# Object file suffix (normally "o").
2867objext="$objext"
2868
2869# Old archive suffix (normally "a").
2870libext="$libext"
2871
2872# Executable file suffix (normally "").
2873exeext="$exeext"
2874
2875# Additional compiler flags for building library objects.
2876pic_flag=$pic_flag
2877
2878# Does compiler simultaneously support -c and -o options?
2879compiler_c_o=$compiler_c_o
2880
2881# Can we write directly to a .lo ?
2882compiler_o_lo=$compiler_o_lo
2883
2884# Must we lock files when doing compilation ?
2885need_locks=$need_locks
2886
2887# Do we need the lib prefix for modules?
2888need_lib_prefix=$need_lib_prefix
2889
2890# Do we need a version for libraries?
2891need_version=$need_version
2892
2893# Whether dlopen is supported.
2894dlopen=$enable_dlopen
2895
2896# Whether dlopen of programs is supported.
2897dlopen_self=$enable_dlopen_self
2898
2899# Whether dlopen of statically linked programs is supported.
2900dlopen_self_static=$enable_dlopen_self_static
2901
2902# Compiler flag to prevent dynamic linking.
2903link_static_flag=$link_static_flag
2904
2905# Compiler flag to turn off builtin functions.
2906no_builtin_flag=$no_builtin_flag
2907
2908# Compiler flag to allow reflexive dlopens.
2909export_dynamic_flag_spec=$export_dynamic_flag_spec
2910
2911# Compiler flag to generate shared objects directly from archives.
2912whole_archive_flag_spec=$whole_archive_flag_spec
2913
2914# Compiler flag to generate thread-safe objects.
2915thread_safe_flag_spec=$thread_safe_flag_spec
2916
2917# Library versioning type.
2918version_type=$version_type
2919
2920# Format of library name prefix.
2921libname_spec=$libname_spec
2922
2923# List of archive names.  First name is the real one, the rest are links.
2924# The last name is the one that the linker finds with -lNAME.
2925library_names_spec=$library_names_spec
2926
2927# The coded name of the library, if different from the real name.
2928soname_spec=$soname_spec
2929
2930# Commands used to build and install an old-style archive.
2931RANLIB=$RANLIB
2932old_archive_cmds=$old_archive_cmds
2933old_postinstall_cmds=$old_postinstall_cmds
2934old_postuninstall_cmds=$old_postuninstall_cmds
2935
2936# Create an old-style archive from a shared archive.
2937old_archive_from_new_cmds=$old_archive_from_new_cmds
2938
2939# Commands used to build and install a shared archive.
2940archive_cmds=$archive_cmds
2941archive_expsym_cmds=$archive_expsym_cmds
2942postinstall_cmds=$postinstall_cmds
2943postuninstall_cmds=$postuninstall_cmds
2944
2945# Method to check whether dependent libraries are shared objects.
2946deplibs_check_method=$deplibs_check_method
2947
2948# Command to use when deplibs_check_method == file_magic.
2949file_magic_cmd=$file_magic_cmd
2950
2951# Flag that allows shared libraries with undefined symbols to be built.
2952allow_undefined_flag=$allow_undefined_flag
2953
2954# Flag that forces no undefined symbols.
2955no_undefined_flag=$no_undefined_flag
2956
2957# Commands used to finish a libtool library installation in a directory.
2958finish_cmds=$finish_cmds
2959
2960# Same as above, but a single script fragment to be evaled but not shown.
2961finish_eval=$finish_eval
2962
2963# Take the output of nm and produce a listing of raw symbols and C names.
2964global_symbol_pipe=$global_symbol_pipe
2965
2966# Transform the output of nm in a proper C declaration
2967global_symbol_to_cdecl=$global_symbol_to_cdecl
2968
2969# This is the shared library runtime path variable.
2970runpath_var=$runpath_var
2971
2972# This is the shared library path variable.
2973shlibpath_var=$shlibpath_var
2974
2975# Is shlibpath searched before the hard-coded library search path?
2976shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2977
2978# How to hardcode a shared library path into an executable.
2979hardcode_action=$hardcode_action
2980
2981# Flag to hardcode \$libdir into a binary during linking.
2982# This must work even if \$libdir does not exist.
2983hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2984
2985# Whether we need a single -rpath flag with a separated argument.
2986hardcode_libdir_separator=$hardcode_libdir_separator
2987
2988# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2989# resulting binary.
2990hardcode_direct=$hardcode_direct
2991
2992# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2993# resulting binary.
2994hardcode_minus_L=$hardcode_minus_L
2995
2996# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2997# the resulting binary.
2998hardcode_shlibpath_var=$hardcode_shlibpath_var
2999
3000# Compile-time system search path for libraries
3001sys_lib_search_path_spec=$sys_lib_search_path_spec
3002
3003# Run-time system search path for libraries
3004sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
3005
3006# Fix the shell variable \$srcfile for the compiler.
3007fix_srcfile_path="$fix_srcfile_path"
3008
3009# Set to yes if exported symbols are required.
3010always_export_symbols=$always_export_symbols
3011
3012# The commands to list exported symbols.
3013export_symbols_cmds=$export_symbols_cmds
3014
3015# Symbols that should not be listed in the preloaded symbols.
3016exclude_expsyms=$exclude_expsyms
3017
3018# Symbols that must always be exported.
3019include_expsyms=$include_expsyms
3020
3021EOF
3022
3023case "$ltmain" in
3024*.sh)
3025  echo '### END LIBTOOL CONFIG' >> "$ofile"
3026  echo >> "$ofile"
3027  case "$host_os" in
3028  aix3*)
3029    cat <<\EOF >> "$ofile"
3030
3031# AIX sometimes has problems with the GCC collect2 program.  For some
3032# reason, if we set the COLLECT_NAMES environment variable, the problems
3033# vanish in a puff of smoke.
3034if test "X${COLLECT_NAMES+set}" != Xset; then
3035  COLLECT_NAMES=
3036  export COLLECT_NAMES
3037fi
3038EOF
3039    ;;
3040  esac
3041
3042  # Append the ltmain.sh script.
3043  sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
3044  # We use sed instead of cat because bash on DJGPP gets confused if
3045  # if finds mixed CR/LF and LF-only lines.  Since sed operates in
3046  # text mode, it properly converts lines to CR/LF.  This bash problem
3047  # is reportedly fixed, but why not run on old versions too?
3048
3049  chmod +x "$ofile"
3050  ;;
3051
3052*)
3053  # Compile the libtool program.
3054  echo "FIXME: would compile $ltmain"
3055  ;;
3056esac
3057
3058test -n "$cache_file" || exit 0
3059
3060# AC_CACHE_SAVE
3061trap '' 1 2 15
3062cat > confcache <<\EOF
3063# This file is a shell script that caches the results of configure
3064# tests run on this system so they can be shared between configure
3065# scripts and configure runs.  It is not useful on other systems.
3066# If it contains results you don't want to keep, you may remove or edit it.
3067#
3068# By default, configure uses ./config.cache as the cache file,
3069# creating it if it does not exist already.  You can give configure
3070# the --cache-file=FILE option to use a different cache file; that is
3071# what configure does when it calls configure scripts in
3072# subdirectories, so they share the cache.
3073# Giving --cache-file=/dev/null disables caching, for debugging configure.
3074# config.status only pays attention to the cache file if you give it the
3075# --recheck option to rerun configure.
3076#
3077EOF
3078# The following way of writing the cache mishandles newlines in values,
3079# but we know of no workaround that is simple, portable, and efficient.
3080# So, don't put newlines in cache variables' values.
3081# Ultrix sh set writes to stderr and can't be redirected directly,
3082# and sets the high bit in the cache file unless we assign to the vars.
3083(set) 2>&1 |
3084  case `(ac_space=' '; set | grep ac_space) 2>&1` in
3085  *ac_space=\ *)
3086    # `set' does not quote correctly, so add quotes (double-quote substitution
3087    # turns \\\\ into \\, and sed turns \\ into \).
3088    sed -n \
3089      -e "s/'/'\\\\''/g" \
3090      -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
3091    ;;
3092  *)
3093    # `set' quotes correctly as required by POSIX, so do not add quotes.
3094    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
3095    ;;
3096  esac >> confcache
3097if cmp -s $cache_file confcache; then
3098  :
3099else
3100  if test -w $cache_file; then
3101    echo "updating cache $cache_file"
3102    cat confcache > $cache_file
3103  else
3104    echo "not updating unwritable cache $cache_file"
3105  fi
3106fi
3107rm -f confcache
3108
3109exit 0
3110
3111# Local Variables:
3112# mode:shell-script
3113# sh-indentation:2
3114# End:
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