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1 766 jeremybenn
#! /bin/sh
2
 
3
# ltconfig - Create a system-specific libtool.
4
# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001
5
# Free Software Foundation, Inc.
6
# Originally by Gordon Matzigkeit , 1996
7
#
8
# This file is free software; you can redistribute it and/or modify it
9
# under the terms of the GNU General Public License as published by
10
# the Free Software Foundation; either version 2 of the License, or
11
# (at your option) any later version.
12
#
13
# This program is distributed in the hope that it will be useful, but
14
# WITHOUT ANY WARRANTY; without even the implied warranty of
15
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16
# General Public License for more details.
17
#
18
# You should have received a copy of the GNU General Public License
19
# along with this program; if not, write to the Free Software
20
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21
#
22
# As a special exception to the GNU General Public License, if you
23
# distribute this file as part of a program that contains a
24
# configuration script generated by Autoconf, you may include it under
25
# the same distribution terms that you use for the rest of that program.
26
 
27
# A lot of this script is taken from autoconf-2.10.
28
 
29
# Check that we are running under the correct shell.
30
SHELL=${CONFIG_SHELL-/bin/sh}
31
echo=echo
32
if test "X$1" = X--no-reexec; then
33
  # Discard the --no-reexec flag, and continue.
34
  shift
35
elif test "X$1" = X--fallback-echo; then
36
  # Avoid inline document here, it may be left over
37
  :
38
elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then
39
  # Yippee, $echo works!
40
  :
41
else
42
  # Restart under the correct shell.
43
  exec "$SHELL" "$0" --no-reexec ${1+"$@"}
44
fi
45
 
46
if test "X$1" = X--fallback-echo; then
47
  # used as fallback echo
48
  shift
49
  cat <
50
$*
51
EOF
52
  exit 0
53
fi
54
 
55
# Find the correct PATH separator.  Usually this is `:', but
56
# DJGPP uses `;' like DOS.
57
if test "X${PATH_SEPARATOR+set}" != Xset; then
58
  UNAME=${UNAME-`uname 2>/dev/null`}
59
  case X$UNAME in
60
    *-DOS) PATH_SEPARATOR=';' ;;
61
    *)     PATH_SEPARATOR=':' ;;
62
  esac
63
fi
64
 
65
# The HP-UX ksh and POSIX shell print the target directory to stdout
66
# if CDPATH is set.
67
if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
68
 
69
if test "X${echo_test_string+set}" != Xset; then
70
  # find a string as large as possible, as long as the shell can cope with it
71
  for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do
72
    # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
73
    if (echo_test_string="`eval $cmd`") 2>/dev/null &&
74
       echo_test_string="`eval $cmd`" &&
75
       (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then
76
      break
77
    fi
78
  done
79
fi
80
 
81
if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
82
   echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
83
   test "X$echo_testing_string" = "X$echo_test_string"; then
84
  :
85
else
86
  # The Solaris, AIX, and Digital Unix default echo programs unquote
87
  # backslashes.  This makes it impossible to quote backslashes using
88
  #   echo "$something" | sed 's/\\/\\\\/g'
89
  #
90
  # So, first we look for a working echo in the user's PATH.
91
 
92
  IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
93
  for dir in $PATH /usr/ucb; do
94
    if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
95
       test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
96
       echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` &&
97
       test "X$echo_testing_string" = "X$echo_test_string"; then
98
      echo="$dir/echo"
99
      break
100
    fi
101
  done
102
  IFS="$save_ifs"
103
 
104
  if test "X$echo" = Xecho; then
105
    # We didn't find a better echo, so look for alternatives.
106
    if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
107
       echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` &&
108
       test "X$echo_testing_string" = "X$echo_test_string"; then
109
      # This shell has a builtin print -r that does the trick.
110
      echo='print -r'
111
    elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
112
         test "X$CONFIG_SHELL" != X/bin/ksh; then
113
      # If we have ksh, try running ltconfig again with it.
114
      ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}"
115
      export ORIGINAL_CONFIG_SHELL
116
      CONFIG_SHELL=/bin/ksh
117
      export CONFIG_SHELL
118
      exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
119
    else
120
      # Try using printf.
121
      echo='printf %s\n'
122
      if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
123
         echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
124
         test "X$echo_testing_string" = "X$echo_test_string"; then
125
        # Cool, printf works
126
        :
127
      elif echo_testing_string=`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null` &&
128
           test "X$echo_testing_string" = 'X\t' &&
129
           echo_testing_string=`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
130
           test "X$echo_testing_string" = "X$echo_test_string"; then
131
        CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL"
132
        export CONFIG_SHELL
133
        SHELL="$CONFIG_SHELL"
134
        export SHELL
135
        echo="$CONFIG_SHELL $0 --fallback-echo"
136
      elif echo_testing_string=`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null` &&
137
           test "X$echo_testing_string" = 'X\t' &&
138
           echo_testing_string=`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
139
           test "X$echo_testing_string" = "X$echo_test_string"; then
140
        echo="$CONFIG_SHELL $0 --fallback-echo"
141
      else
142
        # maybe with a smaller string...
143
        prev=:
144
 
145
        for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do
146
          if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then
147
            break
148
          fi
149
          prev="$cmd"
150
        done
151
 
152
        if test "$prev" != 'sed 50q "$0"'; then
153
          echo_test_string=`eval $prev`
154
 
155
          export echo_test_string
156
          exec "${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}}" "$0" ${1+"$@"}
157
        else
158
          # Oops.  We lost completely, so just stick with echo.
159
          echo=echo
160
        fi
161
      fi
162
    fi
163
  fi
164
fi
165
 
166
# Sed substitution that helps us do robust quoting.  It backslashifies
167
# metacharacters that are still active within double-quoted strings.
168
Xsed='sed -e s/^X//'
169
sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
170
 
171
# Same as above, but do not quote variable references.
172
double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
173
 
174
# Sed substitution to delay expansion of an escaped shell variable in a
175
# double_quote_subst'ed string.
176
delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
177
 
178
# The name of this program.
179
progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
180
 
181
# Constants:
182
PROGRAM=ltconfig
183
PACKAGE=libtool
184
VERSION=1.4a-GCC3.0
185
TIMESTAMP=" (1.641.2.256 2001/05/28 20:09:07 with GCC-local changes)"
186
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
187
ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
188
rm="rm -f"
189
 
190
help="Try \`$progname --help' for more information."
191
 
192
# Global variables:
193
default_ofile=libtool
194
can_build_shared=yes
195
enable_shared=yes
196
# All known linkers require a `.a' archive for static linking (except M$VC,
197
# which needs '.lib').
198
enable_static=yes
199
enable_fast_install=yes
200
enable_dlopen=unknown
201
enable_win32_dll=no
202
pic_mode=default
203
ltmain=
204
silent=
205
srcdir=
206
ac_config_guess=
207
ac_config_sub=
208
host=
209
build=NONE
210
nonopt=NONE
211
ofile="$default_ofile"
212
verify_host=yes
213
tagname=
214
with_gcc=no
215
with_gnu_ld=no
216
need_locks=yes
217
ac_ext=c
218
libext=a
219
cache_file=
220
max_cmd_len=
221
 
222
## Dependencies to place before and after the object being linked:
223
predep_objects=
224
postdep_objects=
225
predeps=
226
postdeps=
227
compiler_lib_search_path=
228
 
229
## Link characteristics:
230
allow_undefined_flag=
231
no_undefined_flag=
232
need_lib_prefix=unknown
233
need_version=unknown
234
# when you set need_version to no, make sure it does not cause -set_version
235
# flags to be left without arguments
236
archive_cmds=
237
archive_expsym_cmds=
238
old_archive_from_new_cmds=
239
old_archive_from_expsyms_cmds=
240
striplib=
241
old_striplib=
242
export_dynamic_flag_spec=
243
whole_archive_flag_spec=
244
thread_safe_flag_spec=
245
hardcode_into_libs=no
246
hardcode_libdir_flag_spec=
247
hardcode_libdir_separator=
248
hardcode_direct=no
249
hardcode_minus_L=no
250
hardcode_shlibpath_var=unsupported
251
runpath_var=
252
link_all_deplibs=unknown
253
always_export_symbols=no
254
export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols'
255
# include_expsyms should be a list of space-separated symbols to be *always*
256
# included in the symbol list
257
include_expsyms=
258
# exclude_expsyms can be an egrep regular expression of symbols to exclude
259
# it will be wrapped by ` (' and `)$', so one must not match beginning or
260
# end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
261
# as well as any symbol that contains `d'.
262
exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
263
# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
264
# platforms (ab)use it in PIC code, but their linkers get confused if
265
# the symbol is explicitly referenced.  Since portable code cannot
266
# rely on this symbol name, it's probably fine to never include it in
267
# preloaded symbol tables.
268
extract_expsyms_cmds=
269
file_list_spec=
270
 
271
## Tools:
272
old_AR="$AR"
273
old_AR_FLAGS="$AR_FLAGS"
274
old_CC="$CC"
275
old_CFLAGS="$CFLAGS"
276
old_CPPFLAGS="$CPPFLAGS"
277
old_LDFLAGS="$LDFLAGS"
278
old_LIBS="$LIBS"
279
old_MAGIC_CMD="$MAGIC_CMD"
280
old_LD="$LD"
281
old_LN_S="$LN_S"
282
old_LTCC="$LTCC"
283
old_NM="$NM"
284
old_RANLIB="$RANLIB"
285
old_STRIP="$STRIP"
286
old_AS="$AS"
287
old_DLLTOOL="$DLLTOOL"
288
old_OBJDUMP="$OBJDUMP"
289
old_OBJEXT="$OBJEXT"
290
old_EXEEXT="$EXEEXT"
291
old_reload_flag="$reload_flag"
292
old_deplibs_check_method="$deplibs_check_method"
293
old_file_magic_cmd="$file_magic_cmd"
294
 
295
# Parse the command line options.
296
args=
297
prev=
298
for option
299
do
300
  case $option in
301
  -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
302
  *) optarg= ;;
303
  esac
304
 
305
  # If the previous option needs an argument, assign it.
306
  if test -n "$prev"; then
307
    eval "$prev=\$option"
308
    prev=
309
    continue
310
  fi
311
 
312
  case $option in
313
  --help) cat <
314
Usage: $progname [OPTION]... LTMAIN [HOST]
315
 
316
Generate a system-specific libtool script.
317
 
318
    --build                configure for building on BUILD [BUILD=HOST]
319
    --debug                enable verbose shell tracing
320
    --disable-shared       do not build shared libraries
321
    --disable-static       do not build static libraries
322
    --disable-fast-install do not optimize for fast installation
323
    --enable-dlopen        enable dlopen support
324
    --enable-win32-dll     enable building dlls on win32 hosts
325
    --help                 display this help and exit
326
    --no-verify            do not verify that HOST is a valid host type
327
-o, --output=FILE          specify the output file [default=$default_ofile]
328
    --quiet                same as \`--silent'
329
    --silent               do not print informational messages
330
    --srcdir=DIR           find \`config.guess' in DIR
331
    --version              output version information and exit
332
    --add-tag=TAG          append an alternate configuration
333
    --with-gcc             assume that the GNU C compiler will be used
334
    --with-gnu-ld          assume that the C compiler uses the GNU linker
335
    --prefer-pic           try to use only PIC objects
336
    --prefer-non-pic       try to use only non-PIC objects
337
    --disable-lock         disable file locking
338
    --cache-file=FILE      configure cache file
339
 
340
LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program
341
that provides basic libtool functionality.
342
 
343
HOST is the canonical host system name [default=guessed].
344
EOM
345
  exit 0
346
  ;;
347
 
348
  --build) prev=build ;;
349
  --build=*) build="$optarg" ;;
350
 
351
  --debug)
352
    echo "$progname: enabling shell trace mode"
353
    set -x
354
    ;;
355
 
356
  --disable-shared) enable_shared=no ;;
357
 
358
  --disable-static) enable_static=no ;;
359
 
360
  --disable-fast-install) enable_fast_install=no ;;
361
 
362
  --enable-dlopen) enable_dlopen=yes ;;
363
 
364
  --enable-win32-dll) enable_win32_dll=yes ;;
365
 
366
  --quiet | --silent) silent=yes ;;
367
 
368
  --srcdir) prev=srcdir ;;
369
  --srcdir=*) srcdir="$optarg" ;;
370
 
371
  --no-verify) verify_host=no ;;
372
 
373
  --output | -o) prev=ofile ;;
374
  --output=*) ofile="$optarg" ;;
375
 
376
  --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;;
377
 
378
  --add-tag) prev=tagname ;;
379
  --add-tag=*) tagname="$optarg" ;;
380
 
381
  --with-gcc) with_gcc=yes ;;
382
  --with-gnu-ld) with_gnu_ld=yes ;;
383
 
384
  --prefer-pic) pic_mode=yes ;;
385
  --prefer-non-pic) pic_mode=no ;;
386
 
387
  --disable-lock) need_locks=no ;;
388
 
389
  --cache-file=*) cache_file="$optarg" ;;
390
 
391
  -*)
392
    echo "$progname: unrecognized option \`$option'" 1>&2
393
    echo "$help" 1>&2
394
    exit 1
395
    ;;
396
 
397
  *)
398
    if test -z "$ltmain"; then
399
      ltmain="$option"
400
    elif test -z "$host"; then
401
# This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
402
#      if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
403
#        echo "$progname: warning \`$option' is not a valid host type" 1>&2
404
#      fi
405
      host="$option"
406
    else
407
      echo "$progname: too many arguments" 1>&2
408
      echo "$help" 1>&2
409
      exit 1
410
    fi ;;
411
  esac
412
done
413
 
414
if test -z "$ltmain"; then
415
  echo "$progname: you must specify a LTMAIN file" 1>&2
416
  echo "$help" 1>&2
417
  exit 1
418
fi
419
 
420
if test ! -f "$ltmain"; then
421
  echo "$progname: \`$ltmain' does not exist" 1>&2
422
  echo "$help" 1>&2
423
  exit 1
424
fi
425
 
426
if test -n "$tagname"; then
427
  # Check whether tagname contains only valid characters
428
  case `$echo "X$tagname" | $Xsed -e 's/[-_ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890,/]//g'` in
429
  "") ;;
430
  *)
431
    echo "$progname: invalid tag name: $tagname" 1>&2
432
    exit 1
433
    ;;
434
  esac
435
 
436
  if grep "^### BEGIN LIBTOOL TAG CONFIG: $tagname$" < "$ofile" > /dev/null; then
437
    echo "$progname: tag name $tagname already exists" 1>&2
438
    exit 1
439
  fi
440
 
441
  if test ! -f "$ofile"; then
442
    echo "$progname: warning: output file \`$ofile' does not exist" 1>&2
443
  fi
444
 
445
  if test -z "$LTCC"; then
446
    eval "`$SHELL $ofile --config | grep '^LTCC='`"
447
    if test -z "$LTCC"; then
448
      echo "$progname: warning: output file \`$ofile' does not look like a libtool script" 1>&2
449
    else
450
      echo "$progname: warning: using \`LTCC=$LTCC', extracted from \`$ofile'" 1>&2
451
    fi
452
  fi
453
fi
454
 
455
# Quote any args containing shell metacharacters.
456
ltconfig_args=
457
for arg
458
do
459
  case $arg in
460
  *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
461
  ltconfig_args="$ltconfig_args '$arg'" ;;
462
  *) ltconfig_args="$ltconfig_args $arg" ;;
463
  esac
464
done
465
 
466
# A relevant subset of AC_INIT.
467
 
468
# File descriptor usage:
469
# 0 standard input
470
# 1 file creation
471
# 2 errors and warnings
472
# 3 some systems may open it to /dev/tty
473
# 4 used on the Kubota Titan
474
# 5 compiler messages saved in config.log
475
# 6 checking for... messages and results
476
if test "$silent" = yes; then
477
  exec 6>/dev/null
478
else
479
  exec 6>&1
480
fi
481
exec 5>>./config.log
482
 
483
# NLS nuisances.
484
# Only set LANG and LC_ALL to C if already set.
485
# These must not be set unconditionally because not all systems understand
486
# e.g. LANG=C (notably SCO).
487
if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi
488
if test "X${LANG+set}"   = Xset; then LANG=C;   export LANG;   fi
489
 
490
if test -n "$cache_file" && test -r "$cache_file" && test -f "$cache_file"; then
491
  echo "loading cache $cache_file within ltconfig"
492
  . $cache_file
493
fi
494
 
495
if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
496
  # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
497
  if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
498
    ac_n= ac_c='
499
' ac_t='        '
500
  else
501
    ac_n=-n ac_c= ac_t=
502
  fi
503
else
504
  ac_n= ac_c='\c' ac_t=
505
fi
506
 
507
if test -z "$srcdir"; then
508
  # Assume the source directory is the same one as the path to LTMAIN.
509
  srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'`
510
  test "$srcdir" = "$ltmain" && srcdir=.
511
fi
512
 
513
trap "$rm conftest*; exit 1" 1 2 15
514
if test "$verify_host" = yes; then
515
  # Check for config.guess and config.sub.
516
  ac_aux_dir=
517
  for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
518
    if test -f $ac_dir/config.guess; then
519
      ac_aux_dir=$ac_dir
520
      break
521
    fi
522
  done
523
  if test -z "$ac_aux_dir"; then
524
    echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
525
    echo "$help" 1>&2
526
    exit 1
527
  fi
528
  ac_config_guess=$ac_aux_dir/config.guess
529
  ac_config_sub=$ac_aux_dir/config.sub
530
 
531
  # Make sure we can run config.sub.
532
  if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
533
  else
534
    echo "$progname: cannot run $ac_config_sub" 1>&2
535
    echo "$help" 1>&2
536
    exit 1
537
  fi
538
 
539
  echo $ac_n "checking host system type""... $ac_c" 1>&6
540
 
541
  host_alias=$host
542
  case $host_alias in
543
  "")
544
    # Force config.guess to use the C compiler.
545
    # CC_FOR_BUILD overrides the CC variable in config.guess but I had
546
    # problems with it so do it this way for now.
547
    CC="$LTCC"
548
 
549
    if host_alias=`$SHELL $ac_config_guess`; then :
550
    else
551
      echo "$progname: cannot guess host type; you must specify one" 1>&2
552
      echo "$help" 1>&2
553
      exit 1
554
    fi
555
 
556
    # Restore the C compiler.
557
    CC="$old_CC"
558
    ;;
559
  esac
560
  host=`$SHELL $ac_config_sub $host_alias`
561
  echo "$ac_t$host" 1>&6
562
 
563
  # Make sure the host verified.
564
  test -z "$host" && exit 1
565
 
566
  # Check for the build system type
567
  echo $ac_n "checking build system type... $ac_c" 1>&6
568
 
569
  build_alias=$build
570
  case $build_alias in
571
  NONE)
572
    case $nonopt in
573
    NONE) build_alias=$host_alias ;;
574
    *) build_alias=$nonopt ;;
575
    esac ;;
576
  esac
577
 
578
  build=`$SHELL $ac_config_sub $build_alias`
579
  build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
580
  build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
581
  build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
582
  echo "$ac_t""$build" 1>&6
583
 
584
elif test -z "$host"; then
585
  echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
586
  echo "$help" 1>&2
587
  exit 1
588
else
589
  host_alias=$host
590
  build_alias=$host_alias
591
  build=$host
592
fi
593
 
594
if test x"$host" != x"$build"; then
595
  ac_tool_prefix=${host_alias}-
596
else
597
  ac_tool_prefix=
598
fi
599
 
600
host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
601
host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
602
host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
603
 
604
# Transform linux* to *-*-linux-gnu*, to support old configure scripts.
605
case $host_os in
606
linux-gnu*) ;;
607
linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
608
esac
609
 
610
case $host_os in
611
aix3*)
612
  # AIX sometimes has problems with the GCC collect2 program.  For some
613
  # reason, if we set the COLLECT_NAMES environment variable, the problems
614
  # vanish in a puff of smoke.
615
  if test "X${COLLECT_NAMES+set}" != Xset; then
616
    COLLECT_NAMES=
617
    export COLLECT_NAMES
618
  fi
619
  ;;
620
esac
621
 
622
# Determine commands to create old-style static archives.
623
old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs'
624
old_postinstall_cmds='chmod 644 $oldlib'
625
old_postuninstall_cmds=
626
 
627
if test -n "$RANLIB"; then
628
  old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
629
  old_postinstall_cmds="~$old_postinstall_cmds~\$RANLIB \$oldlib"
630
fi
631
 
632
# Source the script associated with the $tagname tag configuration.
633
if test -n "$tagname"; then
634
  . $ltmain
635
else
636
  # FIXME:  We should use a variable here
637
  # Configure for a C compiler
638
  . $srcdir/ltcf-c.sh
639
fi
640
 
641
# Set sane defaults for various variables
642
test -z "$AR" && AR=ar
643
test -z "$AR_FLAGS" && AR_FLAGS=cru
644
test -z "$AS" && AS=as
645
test -z "$CC" && CC=cc
646
test -z "$DLLTOOL" && DLLTOOL=dlltool
647
test -z "$MAGIC_CMD" && MAGIC_CMD=file
648
test -z "$LD" && LD=ld
649
test -z "$LN_S" && LN_S="ln -s"
650
test -z "$NM" && NM=nm
651
test -z "$OBJDUMP" && OBJDUMP=objdump
652
test -z "$RANLIB" && RANLIB=:
653
test -z "$STRIP" && STRIP=:
654
test -z "$objext" && objext=o
655
 
656
echo $ac_n "checking for objdir... $ac_c" 1>&6
657
rm -f .libs 2>/dev/null
658
mkdir .libs 2>/dev/null
659
if test -d .libs; then
660
  objdir=.libs
661
else
662
  # MS-DOS does not allow filenames that begin with a dot.
663
  objdir=_libs
664
fi
665
rmdir .libs 2>/dev/null
666
echo "$ac_t$objdir" 1>&6
667
 
668
# If no C compiler was specified, use CC.
669
LTCC=${LTCC-"$CC"}
670
 
671
# Allow CC to be a program name with arguments.
672
set dummy $CC
673
compiler="$2"
674
 
675
# We assume here that the value for ac_cv_prog_cc_pic will not be cached
676
# in isolation, and that seeing it set (from the cache) indicates that
677
# the associated values are set (in the cache) correctly too.
678
echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
679
echo "$progname:678:checking for $compiler option to produce PIC" 1>&5
680
 
681
if test -z "$ac_cv_prog_cc_pic"; then
682
  echo "$ac_t"none 1>&6
683
else
684
  echo "$ac_t""$ac_cv_prog_cc_pic" 1>&6
685
 
686
  # Check to make sure the pic_flag actually works.
687
  echo $ac_n "checking if $compiler PIC flag $ac_cv_prog_cc_pic works... $ac_c" 1>&6
688
  echo "$progname:687:checking that $compiler PIC flag $ac_cv_prog_cc_pic works." 1>&5
689
  if test "X${ac_cv_prog_cc_pic_works+set}" = Xset && \
690
     test "X${ac_cv_prog_cc_pic_works}" != X; then
691
    echo $ac_n "(cached) $ac_c" 1>&6
692
  else
693
    ac_cv_prog_cc_pic_works=yes
694
    $rm conftest*
695
    echo $lt_simple_compile_test_code > conftest.$ac_ext
696
    save_CFLAGS="$CFLAGS"
697
    CFLAGS="$CFLAGS $ac_cv_prog_cc_pic -DPIC"
698
    if { (eval echo $progname:697: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
699
      # Append any warnings to the config.log.
700
      cat conftest.err 1>&5
701
 
702
      case $host_os in
703
      hpux9* | hpux10* | hpux11*)
704
        # On HP-UX, both CC and GCC only warn that PIC is supported... then
705
        # they create non-PIC objects.  So, if there were any warnings, we
706
        # assume that PIC is not supported.
707
        if test -s conftest.err; then
708
          ac_cv_prog_cc_pic_works=no
709
          ac_cv_prog_cc_can_build_shared=no
710
          ac_cv_prog_cc_pic=
711
        else
712
          ac_cv_prog_cc_pic_works=yes
713
          ac_cv_prog_cc_pic=" $ac_cv_prog_cc_pic"
714
        fi
715
        ;;
716
      *)
717
        ac_cv_prog_cc_pic_works=yes
718
        ac_cv_prog_cc_pic=" $ac_cv_prog_cc_pic"
719
        ;;
720
      esac
721
    else
722
      # Append any errors to the config.log.
723
      cat conftest.err 1>&5
724
      ac_cv_prog_cc_pic_works=no
725
      ac_cv_prog_cc_can_build_shared=no
726
      ac_cv_prog_cc_pic=
727
    fi
728
    CFLAGS="$save_CFLAGS"
729
    $rm conftest*
730
  fi
731
  # Belt *and* braces to stop my trousers falling down:
732
  if test "X$ac_cv_prog_cc_pic_works" = Xno; then
733
    ac_cv_prog_cc_pic=
734
    ac_cv_prog_cc_can_build_shared=no
735
  fi
736
  echo "$ac_t""$ac_cv_prog_cc_pic_works" 1>&6
737
fi
738
 
739
# Check for any special shared library compilation flags.
740
if test -n "$ac_cv_prog_cc_shlib"; then
741
  echo "$progname: warning: \`$CC' requires \`$ac_cv_prog_cc_shlib' to build shared libraries" 1>&2
742
  if echo "$old_CC $old_CFLAGS " | egrep -e "[  ]$ac_cv_prog_cc_shlib[  ]" >/dev/null; then :
743
  else
744
    echo "$progname: add \`$ac_cv_prog_cc_shlib' to the CC or CFLAGS env variable and reconfigure" 1>&2
745
    ac_cv_prog_cc_can_build_shared=no
746
  fi
747
fi
748
 
749
echo $ac_n "checking if $compiler static flag $ac_cv_prog_cc_static works... $ac_c" 1>&6
750
echo "$progname:749: checking if $compiler static flag $ac_cv_prog_cc_static works" >&5
751
if test "X${ac_cv_prog_cc_static_works+set}" = Xset && \
752
   test "X${ac_cv_prog_cc_static_works}" != X; then
753
  echo $ac_n "(cached) $ac_c" 1>&6
754
else
755
  $rm conftest*
756
  echo $lt_simple_link_test_code > conftest.$ac_ext
757
  save_LDFLAGS="$LDFLAGS"
758
  LDFLAGS="$LDFLAGS $ac_cv_prog_cc_static"
759
  if { (eval echo $progname:758: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
760
    ac_cv_prog_cc_static_works=yes
761
  else
762
    ac_cv_prog_cc_static_works=no
763
    ac_cv_prog_cc_static=
764
  fi
765
  LDFLAGS="$save_LDFLAGS"
766
  $rm conftest*
767
fi
768
# Belt *and* braces to stop my trousers falling down:
769
if test "X$ac_cv_prog_cc_static_works" = Xno; then
770
  ac_cv_prog_cc_static=
771
fi
772
echo "$ac_t""$ac_cv_prog_cc_static_works" 1>&6
773
pic_flag="$ac_cv_prog_cc_pic"
774
special_shlib_compile_flags="$ac_cv_prog_cc_shlib"
775
wl="$ac_cv_prog_cc_wl"
776
link_static_flag="$ac_cv_prog_cc_static"
777
no_builtin_flag="$ac_cv_prog_cc_no_builtin"
778
can_build_shared="$ac_cv_prog_cc_can_build_shared"
779
 
780
# find the maximum length of command line arguments
781
echo "$progname:780: finding the maximum length of command line arguments" 1>&5
782
echo $ac_n "finding the maximum length of command line arguments... $ac_c" 1>&6
783
if test "${lt_cv_sys_max_cmd_len+set}" = set; then
784
  echo $ac_n "(cached) $ac_c" 1>&6
785
else
786
  i=0
787
  testring="ABCD"
788
  # If test is not a shell built-in, we'll probably end up computing a
789
  # maximum length that is only half of the actual maximum length, but
790
  # we can't tell.
791
  while test "X"`$CONFIG_SHELL $0 --fallback-echo "X$testring" 2>/dev/null` \
792
             = "XX$testring" &&
793
          new_result=`expr "X$testring" : ".*" 2>&1` &&
794
          lt_cv_sys_max_cmd_len=$new_result &&
795
          test $i != 17 # 1/2 MB should be enough
796
  do
797
    i=`expr $i + 1`
798
    testring=$testring$testring
799
  done
800
  testring=
801
  # add a significant safety factor because C++ compilers can tack on massive amounts
802
  # of additional arguments before passing them to the linker.  1/4 should be good.
803
  len=`expr $lt_cv_sys_max_cmd_len \/ 4`
804
  lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len - $len`
805
fi
806
echo "$progname:@lineno@: result: $lt_cv_sys_max_cmd_len" 1>&5
807
echo "${ac_t}$lt_cv_sys_max_cmd_len" 1>&6
808
 
809
if test -n $lt_cv_sys_max_cmd_len ; then
810
  max_cmd_len=$lt_cv_sys_max_cmd_len
811
else
812
  max_cmd_len=none
813
fi
814
 
815
# Check to see if options -o and -c are simultaneously supported by compiler
816
echo $ac_n "checking if $compiler supports -c -o file.$objext... $ac_c" 1>&6
817
if test "${lt_cv_compiler_c_o+set}" = set; then
818
  echo $ac_n "(cached) $ac_c" 1>&6
819
else
820
  $rm -r conftest 2>/dev/null
821
  mkdir conftest
822
  cd conftest
823
  $rm conftest*
824
  echo $lt_simple_compile_test_code > conftest.$ac_ext
825
  mkdir out
826
  # According to Tom Tromey, Ian Lance Taylor reported there are C compilers
827
  # that will create temporary files in the current directory regardless of
828
  # the output directory.  Thus, making CWD read-only will cause this test
829
  # to fail, enabling locking or at least warning the user not to do parallel
830
  # builds.
831
  chmod -w .
832
  save_CFLAGS="$CFLAGS"
833
  CFLAGS="$CFLAGS -o out/conftest2.$objext"
834
  echo "$progname:833: checking if $compiler supports -c -o file.$objext" >&5
835
  if { (eval echo $progname:834: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.$objext; then
836
 
837
    # The compiler can only warn and ignore the option if not recognized
838
    # So say no if there are warnings
839
      if test -s out/conftest.err; then
840
        lt_cv_compiler_c_o=no
841
      else
842
        lt_cv_compiler_c_o=yes
843
      fi
844
  else
845
    # Append any errors to the config.log.
846
    cat out/conftest.err 1>&5
847
    lt_cv_compiler_c_o=no
848
  fi
849
  CFLAGS="$save_CFLAGS"
850
  chmod u+w .
851
  $rm conftest* out/*
852
  rmdir out
853
  cd ..
854
  rmdir conftest
855
  $rm -r conftest 2>/dev/null
856
fi
857
compiler_c_o=$lt_cv_compiler_c_o
858
echo "${ac_t}$compiler_c_o" 1>&6
859
 
860
# Check to see if we can do hard links to lock some files if needed
861
hard_links="nottested"
862
if test "$compiler_c_o" = no && test "$need_locks" != no; then
863
  # do not overwrite the value of need_locks provided by the user
864
  echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6
865
  hard_links=yes
866
  $rm conftest*
867
  ln conftest.a conftest.b 2>/dev/null && hard_links=no
868
  touch conftest.a
869
  ln conftest.a conftest.b 2>&5 || hard_links=no
870
  ln conftest.a conftest.b 2>/dev/null && hard_links=no
871
  echo "$ac_t$hard_links" 1>&6
872
  $rm conftest*
873
  if test "$hard_links" = no; then
874
    echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2
875
    need_locks=warn
876
  fi
877
else
878
  need_locks=no
879
fi
880
 
881
if test "$with_gcc" = yes; then
882
  # Check to see if options -fno-rtti -fno-exceptions are supported by compiler
883
  echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6
884
  $rm conftest*
885
  echo $lt_simple_compile_test_code > conftest.$ac_ext
886
  save_CFLAGS="$CFLAGS"
887
  CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.$ac_ext"
888
  echo "$progname:887: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
889
  if { (eval echo $progname:888: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
890
 
891
    # The compiler can only warn and ignore the option if not recognized
892
    # So say no if there are warnings
893
      if test -s conftest.err; then
894
        echo "$ac_t"no 1>&6
895
        compiler_rtti_exceptions=no
896
      else
897
        echo "$ac_t"yes 1>&6
898
        compiler_rtti_exceptions=yes
899
      fi
900
  else
901
    # Append any errors to the config.log.
902
    cat conftest.err 1>&5
903
    compiler_rtti_exceptions=no
904
    echo "$ac_t"no 1>&6
905
  fi
906
  CFLAGS="$save_CFLAGS"
907
  $rm conftest*
908
 
909
  if test "$compiler_rtti_exceptions" = "yes"; then
910
    no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
911
  else
912
    no_builtin_flag=' -fno-builtin'
913
  fi
914
 
915
fi
916
 
917
# See if the linker supports building shared libraries.
918
echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
919
 
920
echo "$ac_t$ld_shlibs" 1>&6
921
test "$ld_shlibs" = no && can_build_shared=no
922
 
923
# Check hardcoding attributes.
924
echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
925
hardcode_action=
926
if test -n "$hardcode_libdir_flag_spec" || \
927
   test -n "$runpath_var"; then
928
 
929
  # We can hardcode non-existant directories.
930
  if test "$hardcode_direct" != no &&
931
     # If the only mechanism to avoid hardcoding is shlibpath_var, we
932
     # have to relink, otherwise we might link with an installed library
933
     # when we should be linking with a yet-to-be-installed one
934
     ## test "$hardcode_shlibpath_var" != no &&
935
     test "$hardcode_minus_L" != no; then
936
    # Linking always hardcodes the temporary library directory.
937
    hardcode_action=relink
938
  else
939
    # We can link without hardcoding, and we can hardcode nonexisting dirs.
940
    hardcode_action=immediate
941
  fi
942
else
943
  # We cannot hardcode anything, or else we can only hardcode existing
944
  # directories.
945
  hardcode_action=unsupported
946
fi
947
echo "$ac_t$hardcode_action" 1>&6
948
 
949
echo $ac_n "checking whether stripping libraries is possible... $ac_c" 1>&6
950
if test -n "$STRIP" && $STRIP -V 2>&1 | grep "GNU strip" >/dev/null; then
951
  test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
952
  test -z "$striplib" && striplib="$STRIP --strip-unneeded"
953
  echo "${ac_t}yes" 1>&6
954
else
955
  echo "${ac_t}no" 1>&6
956
fi
957
 
958
case $reload_flag in
959
"" | " "*) ;;
960
*) reload_flag=" $reload_flag" ;;
961
esac
962
reload_cmds='$LD$reload_flag -o $output$reload_objs'
963
test -z "$deplibs_check_method" && deplibs_check_method=unknown
964
 
965
# PORTME Fill in your ld.so characteristics
966
library_names_spec=
967
libname_spec='lib$name'
968
soname_spec=
969
shrext=".so"
970
postinstall_cmds=
971
postuninstall_cmds=
972
finish_cmds=
973
finish_eval=
974
shlibpath_var=
975
shlibpath_overrides_runpath=unknown
976
version_type=none
977
dynamic_linker="$host_os ld.so"
978
sys_lib_dlsearch_path_spec="/lib /usr/lib"
979
sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
980
 
981
echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
982
case $host_os in
983
aix3*)
984
  version_type=linux
985
  library_names_spec='${libname}${release}.so$versuffix $libname.a'
986
  shlibpath_var=LIBPATH
987
 
988
  # AIX 3 has no versioning support, so we append a major version to the name.
989
  soname_spec='${libname}${release}.so$major'
990
  ;;
991
 
992
aix4* | aix5*)
993
  version_type=linux
994
  if test "$host_cpu" = ia64; then
995
    # AIX 5 supports IA64
996
    library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
997
    shlibpath_var=LD_LIBRARY_PATH
998
  else
999
    # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
1000
    # soname into executable. Probably we can add versioning support to
1001
    # collect2, so additional links can be useful in future.
1002
    # We preserve .a as extension for shared libraries though AIX4.2
1003
    # and later linker supports .so
1004
    if test "$aix_use_runtimelinking" = yes; then
1005
      # If using run time linking (on AIX 4.2 or later) use lib.so instead of
1006
      # lib.a to let people know that these are not typical AIX shared libraries.
1007
      library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1008
    else
1009
      # We preserve .a as extension for shared libraries though AIX4.2
1010
      # and later when we are not doing run time linking.
1011
      library_names_spec='${libname}${release}.a $libname.a'
1012
      soname_spec='${libname}${release}.so$major'
1013
    fi
1014
    # If we're using GNU nm, then we don't want the "-C" option.
1015
    # -C means demangle to AIX nm, but means don't demangle with GNU nm
1016
    if $NM -V 2>&1 | egrep '(GNU)' > /dev/null; then
1017
      export_symbols_cmds='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$2 == "T") || (\$2 == "D") || (\$2 == "B")) && (substr(\$3,1,1) != ".")) { print \$3 } }'\'' | sort -u > $export_symbols'
1018
    else
1019
      export_symbols_cmds='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$2 == "T") || (\$2 == "D") || (\$2 == "B")) && (substr(\$3,1,1) != ".")) { print \$3 } }'\'' | sort -u > $export_symbols'
1020
    fi
1021
    shlibpath_var=LIBPATH
1022
    deplibs_check_method=pass_all
1023
    case $host_os in
1024
    aix4 | aix4.[01] | aix4.[01].*)
1025
      if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
1026
           echo ' yes '
1027
           echo '#endif'; } | ${CC} -E - | grep yes > /dev/null; then
1028
        :
1029
      else
1030
        # With GCC up to 2.95.x, collect2 would create an import file
1031
        # for dependence libraries.  The import file would start with
1032
        # the line `#! .'.  This would cause the generated library to
1033
        # depend on `.', always an invalid library.  This was fixed in
1034
        # development snapshots of GCC prior to 3.0.
1035
        can_build_shared=no
1036
      fi
1037
      ;;
1038
    esac
1039
  fi
1040
  ;;
1041
 
1042
amigaos*)
1043
  library_names_spec='$libname.ixlibrary $libname.a'
1044
  # Create ${libname}_ixlibrary.a entries in /sys/libs.
1045
  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'
1046
  ;;
1047
 
1048
beos*)
1049
  library_names_spec='${libname}.so'
1050
  dynamic_linker="$host_os ld.so"
1051
  shlibpath_var=LIBRARY_PATH
1052
  lt_cv_dlopen="load_add_on"
1053
  lt_cv_dlopen_libs=
1054
  lt_cv_dlopen_self=yes
1055
  ;;
1056
 
1057
bsdi4*)
1058
  version_type=linux
1059
  need_version=no
1060
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1061
  soname_spec='${libname}${release}.so$major'
1062
  finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
1063
  shlibpath_var=LD_LIBRARY_PATH
1064
  sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
1065
  sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
1066
  export_dynamic_flag_spec=-rdynamic
1067
  # the default ld.so.conf also contains /usr/contrib/lib and
1068
  # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
1069
  # libtool to hard-code these into programs
1070
  ;;
1071
 
1072
cygwin* | mingw* | pw32*)
1073
  version_type=windows
1074
  need_version=no
1075
  need_lib_prefix=no
1076
  case $with_gcc,$host_os in
1077
  yes,cygwin*)
1078
    library_names_spec='$libname.dll.a'
1079
    soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | [sed -e 's/[.]/-/g']`${versuffix}.dll'
1080
    postinstall_cmds='dlpath=`bash 2>&1 -c '\''. $dir/${file}i; echo \$dlname'\''`~
1081
      dldir=$destdir/`dirname \$dlpath`~
1082
      test -d \$dldir || mkdir -p \$dldir~
1083
      $install_prog .libs/$dlname \$dldir/$dlname'
1084
    postuninstall_cmds='dldll=`bash 2>&1 -c '\''. $file; echo \$dlname'\''`~
1085
      dlpath=$dir/\$dldll; $rm \$dlpath'
1086
    ;;
1087
  yes,mingw*)
1088
    library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll'
1089
    sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | sed -e "s/^libraries://" -e "s/;/ /g"`
1090
    ;;
1091
  yes,pw32*)
1092
    library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll'
1093
;;
1094
  *)
1095
    library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
1096
    ;;
1097
  esac
1098
  dynamic_linker='Win32 ld.exe'
1099
  # FIXME: first we should search . and the directory the executable is in
1100
  shlibpath_var=PATH
1101
  lt_cv_dlopen="LoadLibrary"
1102
  lt_cv_dlopen_libs=
1103
  ;;
1104
 
1105
darwin* | rhapsody*)
1106
  dynamic_linker="$host_os dyld"
1107
  lt_cv_dlopen="dyld"
1108
  lt_cv_dlopen_libs=
1109
  lt_cv_dlopen_self=yes
1110
  version_type=darwin
1111
  need_lib_prefix=no
1112
  need_version=no
1113
  # Disable shared library build on OS-X older than 10.3.
1114
  case $host_os in
1115
      darwin[1-6]*)
1116
          can_build_shared=no
1117
          ;;
1118
      darwin7*)
1119
          can_build_shared=yes
1120
          ;;
1121
  esac
1122
  library_names_spec='${libname}${release}${versuffix}$shared_ext ${libname}${release}${major}$shared_ext ${libname}$shared_ext'
1123
  soname_spec='${libname}${release}${major}$shared_ext'
1124
  shlibpath_overrides_runpath=yes
1125
  shlibpath_var=DYLD_LIBRARY_PATH
1126
  shrext='$(test .$module = .yes && echo .so || echo .dylib)'
1127
  sys_lib_search_path_spec=`$CC -print-search-dirs | tr "\n" "$PATH_SEPARATOR" | sed -e 's/libraries:/@libraries:/' | tr "@" "\n" | grep "^libraries:" | sed -e "s/^libraries://" -e "s,=/,/,g" -e "s,$PATH_SEPARATOR, ,g" -e "s,.*,& /lib /usr/lib /usr/local/lib,g"`
1128
  sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
1129
  ;;
1130
 
1131
freebsd*)
1132
  objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo elf`
1133
  version_type=freebsd-$objformat
1134
  case $version_type in
1135
    freebsd-elf*)
1136
      library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so'
1137
      need_version=no
1138
      need_lc=no
1139
      need_lib_prefix=no
1140
      ;;
1141
    freebsd-*)
1142
      library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix'
1143
      need_version=yes
1144
      ;;
1145
  esac
1146
  shlibpath_var=LD_LIBRARY_PATH
1147
  case $host_os in
1148
  freebsd2*)
1149
    shlibpath_overrides_runpath=yes
1150
    ;;
1151
  *)
1152
    shlibpath_overrides_runpath=no
1153
    hardcode_into_libs=yes
1154
    ;;
1155
  esac
1156
  ;;
1157
 
1158
gnu*)
1159
  version_type=linux
1160
  need_lib_prefix=no
1161
  need_version=no
1162
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
1163
  soname_spec='${libname}${release}.so$major'
1164
  shlibpath_var=LD_LIBRARY_PATH
1165
  hardcode_into_libs=yes
1166
  ;;
1167
 
1168
kfreebsd*-gnu | knetbsd*-gnu)
1169
  version_type=linux
1170
  need_lib_prefix=no
1171
  need_version=no
1172
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so'
1173
  soname_spec='${libname}${release}.so$major'
1174
  shlibpath_var=LD_LIBRARY_PATH
1175
  shlibpath_overrides_runpath=yes
1176
  hardcode_into_libs=yes
1177
  ;;
1178
 
1179
hpux9* | hpux10* | hpux11*)
1180
  # Give a soname corresponding to the major version so that dld.sl refuses to
1181
  # link against other versions.
1182
  version_type=sunos
1183
  need_lib_prefix=no
1184
  need_version=no
1185
  case "$host_cpu" in
1186
  ia64*)
1187
    dynamic_linker="$host_os dld.so"
1188
    shlibpath_var=LD_LIBRARY_PATH
1189
    library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1190
    soname_spec='${libname}${release}.so$major'
1191
    shlibpath_var=LD_LIBRARY_PATH
1192
    shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
1193
    if test "X$HPUX_IA64_MODE" = X32; then
1194
      sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
1195
    else
1196
      sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
1197
    fi
1198
    sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
1199
    ;;
1200
  *)
1201
    dynamic_linker="$host_os dld.sl"
1202
    shlibpath_var=SHLIB_PATH
1203
    shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
1204
    library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1205
    soname_spec='${libname}${release}.sl$major'
1206
    ;;
1207
  esac
1208
  # HP-UX runs *really* slowly unless shared libraries are mode 555.
1209
  postinstall_cmds='chmod 555 $lib'
1210
  ;;
1211
 
1212
irix5* | irix6*)
1213
  if test "$with_gnu_ld" = yes; then
1214
    version_type=linux
1215
  else
1216
    version_type=irix
1217
  fi
1218
  need_lib_prefix=no
1219
  need_version=no
1220
  soname_spec='${libname}${release}.so$major'
1221
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so $libname.so'
1222
  case $host_os in
1223
  irix5*)
1224
    libsuff= shlibsuff=
1225
    ;;
1226
  *)
1227
    case $LD in # libtool.m4 will add one of these switches to LD
1228
    *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
1229
      libsuff= shlibsuff= libmagic=32-bit;;
1230
    *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
1231
      libsuff=32 shlibsuff=N32 libmagic=N32;;
1232
    *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
1233
      libsuff=64 shlibsuff=64 libmagic=64-bit;;
1234
    *) libsuff= shlibsuff= libmagic=never-match;;
1235
    esac
1236
    ;;
1237
  esac
1238
  shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
1239
  shlibpath_overrides_runpath=no
1240
  sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
1241
  sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
1242
  ;;
1243
 
1244
# No shared lib support for Linux oldld, aout, or coff.
1245
linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1246
  dynamic_linker=no
1247
  ;;
1248
 
1249
# This must be Linux ELF.
1250
linux-gnu*)
1251
  version_type=linux
1252
  need_lib_prefix=no
1253
  need_version=no
1254
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1255
  soname_spec='${libname}${release}.so$major'
1256
  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1257
  shlibpath_var=LD_LIBRARY_PATH
1258
  shlibpath_overrides_runpath=no
1259
  # This implies no fast_install, which is unacceptable.
1260
  # Some rework will be needed to allow for fast_install
1261
  # before this can be enabled.
1262
  hardcode_into_libs=yes
1263
 
1264
  # We used to test for /lib/ld.so.1 and disable shared libraries on
1265
  # powerpc, because MkLinux only supported shared libraries with the
1266
  # GNU dynamic linker.  Since this was broken with cross compilers,
1267
  # most powerpc-linux boxes support dynamic linking these days and
1268
  # people can always --disable-shared, the test was removed, and we
1269
  # assume the GNU/Linux dynamic linker is in use.
1270
  dynamic_linker='GNU/Linux ld.so'
1271
  ;;
1272
 
1273
netbsd*)
1274
  need_lib_prefix=no
1275
  need_version=no
1276
  version_type=sunos
1277
  if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
1278
    library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1279
    finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1280
    dynamic_linker='NetBSD (a.out) ld.so'
1281
  else
1282
    library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so'
1283
    soname_spec='${libname}${release}.so$major'
1284
    dynamic_linker='NetBSD ld.elf_so'
1285
  fi
1286
  shlibpath_var=LD_LIBRARY_PATH
1287
  shlibpath_overrides_runpath=yes
1288
  hardcode_into_libs=yes
1289
  ;;
1290
 
1291
newsos6)
1292
  version_type=linux
1293
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1294
  shlibpath_var=LD_LIBRARY_PATH
1295
  shlibpath_overrides_runpath=yes
1296
  ;;
1297
 
1298
openbsd*)
1299
  version_type=sunos
1300
  if test "$with_gnu_ld" = yes; then
1301
    need_lib_prefix=no
1302
    need_version=no
1303
  fi
1304
  library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1305
  finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1306
  shlibpath_var=LD_LIBRARY_PATH
1307
  ;;
1308
 
1309
os2*)
1310
  libname_spec='$name'
1311
  need_lib_prefix=no
1312
  library_names_spec='$libname.dll $libname.a'
1313
  dynamic_linker='OS/2 ld.exe'
1314
  shlibpath_var=LIBPATH
1315
  ;;
1316
 
1317
osf3* | osf4* | osf5*)
1318
  version_type=osf
1319
  need_version=no
1320
  soname_spec='${libname}${release}.so$major'
1321
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1322
  shlibpath_var=LD_LIBRARY_PATH
1323
  sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
1324
  sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
1325
  ;;
1326
 
1327
sco3.2v5*)
1328
  version_type=osf
1329
  soname_spec='${libname}${release}.so$major'
1330
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1331
  shlibpath_var=LD_LIBRARY_PATH
1332
  ;;
1333
 
1334
solaris*)
1335
  version_type=linux
1336
  need_lib_prefix=no
1337
  need_version=no
1338
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1339
  soname_spec='${libname}${release}.so$major'
1340
  shlibpath_var=LD_LIBRARY_PATH
1341
  shlibpath_overrides_runpath=yes
1342
  hardcode_into_libs=yes
1343
  # ldd complains unless libraries are executable
1344
  postinstall_cmds='chmod +x $lib'
1345
  ;;
1346
 
1347
sunos4*)
1348
  version_type=sunos
1349
  library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix'
1350
  finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
1351
  shlibpath_var=LD_LIBRARY_PATH
1352
  shlibpath_overrides_runpath=yes
1353
  if test "$with_gnu_ld" = yes; then
1354
    need_lib_prefix=no
1355
  fi
1356
  need_version=yes
1357
  ;;
1358
 
1359
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
1360
  version_type=linux
1361
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1362
  soname_spec='${libname}${release}.so$major'
1363
  shlibpath_var=LD_LIBRARY_PATH
1364
  case $host_vendor in
1365
    motorola)
1366
      need_lib_prefix=no
1367
      need_version=no
1368
      shlibpath_overrides_runpath=no
1369
      sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
1370
      ;;
1371
  esac
1372
  ;;
1373
 
1374
tpf*)
1375
  version_type=linux
1376
  need_lib_prefix=no
1377
  need_version=no
1378
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $major $libname.so'
1379
  soname_spec='${libname}${release}.so$major'
1380
  shlibpath_var=LD_LIBRARY_PATH
1381
  shlibpath_overrides_runpath=no
1382
  hardcode_into_libs=yes
1383
  dynamic_linker='GNU/Linux ld.so'
1384
  ;;
1385
 
1386
uts4*)
1387
  version_type=linux
1388
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1389
  soname_spec='${libname}${release}.so$major'
1390
  shlibpath_var=LD_LIBRARY_PATH
1391
  ;;
1392
 
1393
dgux*)
1394
  version_type=linux
1395
  need_lib_prefix=no
1396
  need_version=no
1397
  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1398
  soname_spec='${libname}${release}.so$major'
1399
  shlibpath_var=LD_LIBRARY_PATH
1400
  ;;
1401
 
1402
sysv4*MP*)
1403
  if test -d /usr/nec ;then
1404
    version_type=linux
1405
    library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so'
1406
    soname_spec='$libname.so.$major'
1407
    shlibpath_var=LD_LIBRARY_PATH
1408
  fi
1409
  ;;
1410
 
1411
*)
1412
  dynamic_linker=no
1413
  ;;
1414
esac
1415
echo "$ac_t$dynamic_linker" 1>&6
1416
test "$dynamic_linker" = no && can_build_shared=no
1417
 
1418
# Check for command to grab the raw symbol name followed by C symbol from nm.
1419
echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1420
 
1421
# These are sane defaults that work on at least a few old systems.
1422
# [They come from Ultrix.  What could be older than Ultrix?!! ;)]
1423
 
1424
# Character class describing NM global symbol codes.
1425
symcode='[BCDEGRST]'
1426
 
1427
# Regexp to match symbols that can be accessed directly from C.
1428
sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1429
 
1430
# Transform the above into a raw symbol and a C symbol.
1431
symxfrm='\1 \2\3 \3'
1432
 
1433
# Transform an extracted symbol line into a proper C declaration
1434
global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
1435
 
1436
# Define system-specific variables.
1437
case $host_os in
1438
aix*)
1439
  symcode='[BCDT]'
1440
  ;;
1441
cygwin* | mingw* | pw32*)
1442
  symcode='[ABCDGISTW]'
1443
  ;;
1444
hpux*) # Its linker distinguishes data from code symbols
1445
  global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
1446
  ;;
1447
irix*)
1448
  symcode='[BCDEGRST]'
1449
  ;;
1450
solaris* | sysv5*)
1451
  symcode='[BDT]'
1452
  ;;
1453
sysv4)
1454
  symcode='[DFNSTU]'
1455
  ;;
1456
esac
1457
 
1458
# Handle CRLF in mingw tool chain
1459
opt_cr=
1460
case $host_os in
1461
mingw*)
1462
  opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp
1463
  ;;
1464
esac
1465
 
1466
# If we're using GNU nm, then use its standard symbol codes.
1467
if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1468
  symcode='[ABCDGISTW]'
1469
fi
1470
 
1471
# Try without a prefix undercore, then with it.
1472
for ac_symprfx in "" "_"; do
1473
 
1474
  # Write the raw and C identifiers.
1475
  global_symbol_pipe="sed -n -e 's/^.*[         ]\($symcode$symcode*\)[         ][      ]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"
1476
 
1477
  # Check to see that the pipe works correctly.
1478
  pipe_works=no
1479
  $rm conftest*
1480
  cat > conftest.$ac_ext <
1481
#ifdef __cplusplus
1482
extern "C" {
1483
#endif
1484
char nm_test_var;
1485
void nm_test_func(){}
1486
#ifdef __cplusplus
1487
}
1488
#endif
1489
int main(){nm_test_var='a';nm_test_func();return(0);}
1490
EOF
1491
 
1492
  echo "$progname:1431: checking if global_symbol_pipe works" >&5
1493
  if { (eval echo $progname:1432: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1494
    # Now try to grab the symbols.
1495
    nlist=conftest.nm
1496
    if { echo "$progname:1435: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
1497
 
1498
      # Try sorting and uniquifying the output.
1499
      if sort "$nlist" | uniq > "$nlist"T; then
1500
        mv -f "$nlist"T "$nlist"
1501
      else
1502
        rm -f "$nlist"T
1503
      fi
1504
 
1505
      # Make sure that we snagged all the symbols we need.
1506
      if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1507
        if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1508
          cat < conftest.$ac_ext
1509
#ifdef __cplusplus
1510
extern "C" {
1511
#endif
1512
 
1513
EOF
1514
          # Now generate the symbol file.
1515
          eval "$global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext'
1516
 
1517
          cat <> conftest.$ac_ext
1518
#if defined (__STDC__) && __STDC__
1519
# define lt_ptr_t void *
1520
#else
1521
# define lt_ptr_t char *
1522
# define const
1523
#endif
1524
 
1525
/* The mapping between symbol names and symbols. */
1526
const struct {
1527
  const char *name;
1528
  lt_ptr_t address;
1529
}
1530
lt_preloaded_symbols[] =
1531
{
1532
EOF
1533
          sed "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (lt_ptr_t) \&\2},/" < "$nlist" >> conftest.$ac_ext
1534
          cat <<\EOF >> conftest.$ac_ext
1535
  {0, (lt_ptr_t) 0}
1536
};
1537
 
1538
#ifdef __cplusplus
1539
}
1540
#endif
1541
EOF
1542
          # Now try linking the two files.
1543
          mv conftest.$objext conftstm.$objext
1544
          save_LIBS="$LIBS"
1545
          save_CFLAGS="$CFLAGS"
1546
          LIBS="conftstm.$objext"
1547
          CFLAGS="$CFLAGS$no_builtin_flag"
1548
          if { (eval echo $progname:1487: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1549
            pipe_works=yes
1550
          else
1551
            echo "$progname: failed program was:" >&5
1552
            cat conftest.$ac_ext >&5
1553
          fi
1554
          LIBS="$save_LIBS"
1555
        else
1556
          echo "cannot find nm_test_func in $nlist" >&5
1557
        fi
1558
      else
1559
        echo "cannot find nm_test_var in $nlist" >&5
1560
      fi
1561
    else
1562
      echo "cannot run $global_symbol_pipe" >&5
1563
    fi
1564
  else
1565
    echo "$progname: failed program was:" >&5
1566
    cat conftest.$ac_ext >&5
1567
  fi
1568
  $rm conftest* conftst*
1569
 
1570
  # Do not use the global_symbol_pipe unless it works.
1571
  if test "$pipe_works" = yes; then
1572
    break
1573
  else
1574
    global_symbol_pipe=
1575
  fi
1576
done
1577
if test "$pipe_works" = yes; then
1578
  echo "${ac_t}ok" 1>&6
1579
else
1580
  echo "${ac_t}failed" 1>&6
1581
fi
1582
 
1583
if test -z "$global_symbol_pipe"; then
1584
  global_symbol_to_cdecl=
1585
fi
1586
 
1587
# Report the final consequences.
1588
echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
1589
 
1590
# Only try to build win32 dlls if AC_LIBTOOL_WIN32_DLL was used in
1591
# configure.in, otherwise build static only libraries.
1592
case $host_os in
1593
cygwin* | mingw* | pw32* | os2*)
1594
  if test x$can_build_shared = xyes; then
1595
    test x$enable_win32_dll = xno && can_build_shared=no
1596
    echo "checking if package supports dlls... $can_build_shared" 1>&6
1597
  fi
1598
;;
1599
esac
1600
 
1601
echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
1602
test "$can_build_shared" = "no" && enable_shared=no
1603
 
1604
# On AIX, shared libraries and static libraries use the same namespace, and
1605
# are all built from PIC.
1606
case $host_os in
1607
aix3*)
1608
  test "$enable_shared" = yes && enable_static=no
1609
  if test -n "$RANLIB"; then
1610
    archive_cmds="$archive_cmds~\$RANLIB \$lib"
1611
    postinstall_cmds='$RANLIB $lib'
1612
  fi
1613
  ;;
1614
 
1615
aix4* | aix5*)
1616
  test "$enable_shared" = yes && enable_static=no
1617
  ;;
1618
esac
1619
 
1620
echo "$ac_t$enable_shared" 1>&6
1621
 
1622
# Make sure either enable_shared or enable_static is yes.
1623
test "$enable_shared" = yes || enable_static=yes
1624
 
1625
echo "checking whether to build static libraries... $enable_static" 1>&6
1626
 
1627
if test "$hardcode_action" = relink; then
1628
  # Fast installation is not supported
1629
  enable_fast_install=no
1630
elif test "$shlibpath_overrides_runpath" = yes ||
1631
     test "$enable_shared" = no; then
1632
  # Fast installation is not necessary
1633
  enable_fast_install=needless
1634
fi
1635
 
1636
variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
1637
if test "$with_gcc" = yes; then
1638
  variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
1639
fi
1640
 
1641
# Check whether we must set pic_mode to default
1642
test -z "$pic_flag" && pic_mode=default
1643
 
1644
if test "x$enable_dlopen" != xyes; then
1645
  enable_dlopen=unknown
1646
  enable_dlopen_self=unknown
1647
  enable_dlopen_self_static=unknown
1648
else
1649
if test "X${lt_cv_dlopen+set}" != Xset; then
1650
  lt_cv_dlopen=no lt_cv_dlopen_libs=
1651
echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
1652
echo "$progname:1591: checking for dlopen in -ldl" >&5
1653
if test "X${ac_cv_lib_dl_dlopen+set}" = Xset; then
1654
  echo $ac_n "(cached) $ac_c" 1>&6
1655
else
1656
  ac_save_LIBS="$LIBS"
1657
LIBS="-ldl  $LIBS"
1658
cat > conftest.$ac_ext <
1659
#line 1598 "ltconfig"
1660
/* Override any gcc2 internal prototype to avoid an error.  */
1661
/* We use char because int might match the return type of a gcc2
1662
    builtin and then its argument prototype would still apply.  */
1663
#ifdef __cplusplus
1664
extern "C"
1665
#endif
1666
char dlopen();
1667
 
1668
int main() {
1669
dlopen()
1670
; return 0; }
1671
EOF
1672
if { (eval echo $progname:1611: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1673
  rm -rf conftest*
1674
  ac_cv_lib_dl_dlopen=yes
1675
else
1676
  echo "$progname: failed program was:" >&5
1677
  cat conftest.$ac_ext >&5
1678
  rm -rf conftest*
1679
  ac_cv_lib_dl_dlopen=no
1680
fi
1681
rm -f conftest*
1682
LIBS="$ac_save_LIBS"
1683
 
1684
fi
1685
if test "X$ac_cv_lib_dl_dlopen" = Xyes; then
1686
  echo "$ac_t""yes" 1>&6
1687
  lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
1688
else
1689
  echo "$ac_t""no" 1>&6
1690
echo $ac_n "checking for dlopen""... $ac_c" 1>&6
1691
echo "$progname:1630: checking for dlopen" >&5
1692
if test "X${ac_cv_func_dlopen+set}" = Xset; then
1693
  echo $ac_n "(cached) $ac_c" 1>&6
1694
else
1695
  cat > conftest.$ac_ext <
1696
#line 1635 "ltconfig"
1697
/* System header to define __stub macros and hopefully few prototypes,
1698
    which can conflict with char dlopen(); below.  */
1699
#include 
1700
/* Override any gcc2 internal prototype to avoid an error.  */
1701
/* We use char because int might match the return type of a gcc2
1702
    builtin and then its argument prototype would still apply.  */
1703
#ifdef __cplusplus
1704
extern "C"
1705
#endif
1706
char dlopen();
1707
 
1708
int main() {
1709
 
1710
/* The GNU C library defines this for functions which it implements
1711
    to always fail with ENOSYS.  Some functions are actually named
1712
    something starting with __ and the normal name is an alias.  */
1713
#if defined (__stub_dlopen) || defined (__stub___dlopen)
1714
choke me
1715
#else
1716
dlopen();
1717
#endif
1718
 
1719
; return 0; }
1720
EOF
1721
if { (eval echo $progname:1660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1722
  rm -rf conftest*
1723
  ac_cv_func_dlopen=yes
1724
else
1725
  echo "$progname: failed program was:" >&5
1726
  cat conftest.$ac_ext >&5
1727
  rm -rf conftest*
1728
  ac_cv_func_dlopen=no
1729
fi
1730
rm -f conftest*
1731
fi
1732
if test "X$ac_cv_func_dlopen" = Xyes; then
1733
  echo "$ac_t""yes" 1>&6
1734
  lt_cv_dlopen="dlopen"
1735
else
1736
  echo "$ac_t""no" 1>&6
1737
echo $ac_n "checking for dlopen in -lsvld""... $ac_c" 1>&6
1738
echo "$progname:1677: checking for dlopen in -lsvld" >&5
1739
if test "X${ac_cv_lib_svld_dlopen+set}" = Xset; then
1740
  echo $ac_n "(cached) $ac_c" 1>&6
1741
else
1742
  ac_save_LIBS="$LIBS"
1743
LIBS="-lsvld  $LIBS"
1744
cat > conftest.$ac_ext <
1745
#line 1684 "ltconfig"
1746
/* Override any gcc2 internal prototype to avoid an error.  */
1747
/* We use char because int might match the return type of a gcc2
1748
    builtin and then its argument prototype would still apply.  */
1749
#ifdef __cplusplus
1750
extern "C"
1751
#endif
1752
char dlopen();
1753
 
1754
int main() {
1755
dlopen()
1756
; return 0; }
1757
EOF
1758
if { (eval echo $progname:1697: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1759
  rm -rf conftest*
1760
  ac_cv_lib_svld_dlopen=yes
1761
else
1762
  echo "$progname: failed program was:" >&5
1763
  cat conftest.$ac_ext >&5
1764
  rm -rf conftest*
1765
  ac_cv_lib_svld_dlopen=no
1766
fi
1767
rm -f conftest*
1768
LIBS="$ac_save_LIBS"
1769
 
1770
fi
1771
if test "X$ac_cv_lib_svld_dlopen" = Xyes; then
1772
  echo "$ac_t""yes" 1>&6
1773
  lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"
1774
else
1775
  echo "$ac_t""no" 1>&6
1776
echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
1777
echo "$progname:1716: checking for dld_link in -ldld" >&5
1778
if test "X${ac_cv_lib_dld_dld_link+set}" = Xset; then
1779
  echo $ac_n "(cached) $ac_c" 1>&6
1780
else
1781
  ac_save_LIBS="$LIBS"
1782
LIBS="-ldld  $LIBS"
1783
cat > conftest.$ac_ext <
1784
#line 1723 "ltconfig"
1785
/* Override any gcc2 internal prototype to avoid an error.  */
1786
/* We use char because int might match the return type of a gcc2
1787
    builtin and then its argument prototype would still apply.  */
1788
#ifdef __cplusplus
1789
extern "C"
1790
#endif
1791
char dld_link();
1792
 
1793
int main() {
1794
dld_link()
1795
; return 0; }
1796
EOF
1797
if { (eval echo $progname:1736: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1798
  rm -rf conftest*
1799
  ac_cv_lib_dld_dld_link=yes
1800
else
1801
  echo "$progname: failed program was:" >&5
1802
  cat conftest.$ac_ext >&5
1803
  rm -rf conftest*
1804
  ac_cv_lib_dld_dld_link=no
1805
fi
1806
rm -f conftest*
1807
LIBS="$ac_save_LIBS"
1808
 
1809
fi
1810
if test "X$ac_cv_lib_dld_dld_link" = Xyes; then
1811
  echo "$ac_t""yes" 1>&6
1812
  lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
1813
else
1814
  echo "$ac_t""no" 1>&6
1815
echo $ac_n "checking for shl_load""... $ac_c" 1>&6
1816
echo "$progname:1755: checking for shl_load" >&5
1817
if test "X${ac_cv_func_shl_load+set}" = Xset; then
1818
  echo $ac_n "(cached) $ac_c" 1>&6
1819
else
1820
  cat > conftest.$ac_ext <
1821
#line 1760 "ltconfig"
1822
/* System header to define __stub macros and hopefully few prototypes,
1823
    which can conflict with char shl_load(); below.  */
1824
#include 
1825
/* Override any gcc2 internal prototype to avoid an error.  */
1826
/* We use char because int might match the return type of a gcc2
1827
    builtin and then its argument prototype would still apply.  */
1828
#ifdef __cplusplus
1829
extern "C"
1830
#endif
1831
char shl_load();
1832
 
1833
int main() {
1834
 
1835
/* The GNU C library defines this for functions which it implements
1836
    to always fail with ENOSYS.  Some functions are actually named
1837
    something starting with __ and the normal name is an alias.  */
1838
#if defined (__stub_shl_load) || defined (__stub___shl_load)
1839
choke me
1840
#else
1841
shl_load();
1842
#endif
1843
 
1844
; return 0; }
1845
EOF
1846
if { (eval echo $progname:1785: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1847
  rm -rf conftest*
1848
  ac_cv_func_shl_load=yes
1849
else
1850
  echo "$progname: failed program was:" >&5
1851
  cat conftest.$ac_ext >&5
1852
  rm -rf conftest*
1853
  ac_cv_func_shl_load=no
1854
fi
1855
rm -f conftest*
1856
fi
1857
 
1858
if test "X$ac_cv_func_shl_load" = Xyes; then
1859
  echo "$ac_t""yes" 1>&6
1860
  lt_cv_dlopen="shl_load"
1861
else
1862
  echo "$ac_t""no" 1>&6
1863
echo $ac_n "checking for shl_load in -ldld""... $ac_c" 1>&6
1864
echo "$progname:1803: checking for shl_load in -ldld" >&5
1865
if test "X${ac_cv_lib_dld_shl_load+set}" = Xset; then
1866
  echo $ac_n "(cached) $ac_c" 1>&6
1867
else
1868
  ac_save_LIBS="$LIBS"
1869
LIBS="-ldld  $LIBS"
1870
cat > conftest.$ac_ext <
1871
#line 1810 "ltconfig"
1872
#include "confdefs.h"
1873
/* Override any gcc2 internal prototype to avoid an error.  */
1874
/* We use char because int might match the return type of a gcc2
1875
    builtin and then its argument prototype would still apply.  */
1876
#ifdef __cplusplus
1877
extern "C"
1878
#endif
1879
char shl_load();
1880
 
1881
int main() {
1882
shl_load()
1883
; return 0; }
1884
EOF
1885
if { (eval echo $progname:1824: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
1886
  rm -rf conftest*
1887
  ac_cv_lib_dld_shl_load=yes
1888
else
1889
  echo "$progname: failed program was:" >&5
1890
  cat conftest.$ac_ext >&5
1891
  rm -rf conftest*
1892
  ac_cv_lib_dld_shl_load=no
1893
fi
1894
rm -f conftest*
1895
LIBS="$ac_save_LIBS"
1896
 
1897
fi
1898
if test "X$ac_cv_lib_dld_shl_load" = Xyes; then
1899
  echo "$ac_t""yes" 1>&6
1900
  lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
1901
else
1902
  echo "$ac_t""no" 1>&6
1903
fi
1904
 
1905
 
1906
fi
1907
 
1908
 
1909
fi
1910
 
1911
 
1912
fi
1913
 
1914
 
1915
fi
1916
 
1917
fi
1918
 
1919
fi
1920
 
1921
  if test "x$lt_cv_dlopen" != xno; then
1922
    enable_dlopen=yes
1923
  else
1924
    enable_dlopen=no
1925
  fi
1926
 
1927
  case $lt_cv_dlopen in
1928
  dlopen)
1929
for ac_hdr in dlfcn.h; do
1930
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
1931
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
1932
echo "$progname:1871: checking for $ac_hdr" >&5
1933
if eval "test \"`echo 'X$''{'ac_cv_header_$ac_safe'+set}'`\" = Xset"; then
1934
  echo $ac_n "(cached) $ac_c" 1>&6
1935
else
1936
  cat > conftest.$ac_ext <
1937
#line 1876 "ltconfig"
1938
#include <$ac_hdr>
1939
int fnord = 0;
1940
int main () { return(0); }
1941
EOF
1942
ac_try="$ac_compile >/dev/null 2>conftest.out"
1943
{ (eval echo $progname:1882: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
1944
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
1945
if test -z "$ac_err"; then
1946
  rm -rf conftest*
1947
  eval "ac_cv_header_$ac_safe=yes"
1948
else
1949
  echo "$ac_err" >&5
1950
  echo "$progname: failed program was:" >&5
1951
  cat conftest.$ac_ext >&5
1952
  rm -rf conftest*
1953
  eval "ac_cv_header_$ac_safe=no"
1954
fi
1955
rm -f conftest*
1956
fi
1957
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
1958
  echo "$ac_t""yes" 1>&6
1959
else
1960
  echo "$ac_t""no" 1>&6
1961
fi
1962
done
1963
 
1964
    if test "x$ac_cv_header_dlfcn_h" = xyes; then
1965
      CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1966
    fi
1967
    eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1968
    LIBS="$lt_cv_dlopen_libs $LIBS"
1969
 
1970
  echo $ac_n "checking whether a program can dlopen itself""... $ac_c" 1>&6
1971
echo "$progname:1910: checking whether a program can dlopen itself" >&5
1972
if test "X${lt_cv_dlopen_self+set}" = Xset; then
1973
  echo $ac_n "(cached) $ac_c" 1>&6
1974
else
1975
  if test "$cross_compiling" = yes; then
1976
    lt_cv_dlopen_self=cross
1977
  else
1978
    cat > conftest.$ac_ext <
1979
#line 1918 "ltconfig"
1980
 
1981
#if HAVE_DLFCN_H
1982
#include 
1983
#endif
1984
 
1985
#include 
1986
 
1987
#ifdef RTLD_GLOBAL
1988
# define LTDL_GLOBAL    RTLD_GLOBAL
1989
#else
1990
# ifdef DL_GLOBAL
1991
#  define LTDL_GLOBAL   DL_GLOBAL
1992
# else
1993
#  define LTDL_GLOBAL   0
1994
# endif
1995
#endif
1996
 
1997
/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
1998
   find out it does not work in some platform. */
1999
#ifndef LTDL_LAZY_OR_NOW
2000
# ifdef RTLD_LAZY
2001
#  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2002
# else
2003
#  ifdef DL_LAZY
2004
#   define LTDL_LAZY_OR_NOW     DL_LAZY
2005
#  else
2006
#   ifdef RTLD_NOW
2007
#    define LTDL_LAZY_OR_NOW    RTLD_NOW
2008
#   else
2009
#    ifdef DL_NOW
2010
#     define LTDL_LAZY_OR_NOW   DL_NOW
2011
#    else
2012
#     define LTDL_LAZY_OR_NOW   0
2013
#    endif
2014
#   endif
2015
#  endif
2016
# endif
2017
#endif
2018
 
2019
void fnord() { int i=42; }
2020
int main() {
2021
    void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2022
    if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2023
               if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2024
 
2025
EOF
2026
if { (eval echo $progname:1965: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2027
then
2028
  lt_cv_dlopen_self=yes
2029
else
2030
  echo "$progname: failed program was:" >&5
2031
  cat conftest.$ac_ext >&5
2032
  rm -fr conftest*
2033
  lt_cv_dlopen_self=no
2034
fi
2035
rm -fr conftest*
2036
fi
2037
 
2038
fi
2039
 
2040
echo "$ac_t""$lt_cv_dlopen_self" 1>&6
2041
 
2042
  if test "$lt_cv_dlopen_self" = yes; then
2043
    LDFLAGS="$LDFLAGS $link_static_flag"
2044
  echo $ac_n "checking whether a statically linked program can dlopen itself""... $ac_c" 1>&6
2045
echo "$progname:1984: checking whether a statically linked program can dlopen itself" >&5
2046
if test "X${lt_cv_dlopen_self_static+set}" = Xset; then
2047
  echo $ac_n "(cached) $ac_c" 1>&6
2048
else
2049
  if test "$cross_compiling" = yes; then
2050
    lt_cv_dlopen_self_static=cross
2051
  else
2052
    cat > conftest.$ac_ext <
2053
#line 1992 "ltconfig"
2054
 
2055
#if HAVE_DLFCN_H
2056
#include 
2057
#endif
2058
 
2059
#include 
2060
 
2061
#ifdef RTLD_GLOBAL
2062
# define LTDL_GLOBAL    RTLD_GLOBAL
2063
#else
2064
# ifdef DL_GLOBAL
2065
#  define LTDL_GLOBAL   DL_GLOBAL
2066
# else
2067
#  define LTDL_GLOBAL   0
2068
# endif
2069
#endif
2070
 
2071
/* We may have to define LTDL_LAZY_OR_NOW in the command line if we
2072
   find out it does not work in some platform. */
2073
#ifndef LTDL_LAZY_OR_NOW
2074
# ifdef RTLD_LAZY
2075
#  define LTDL_LAZY_OR_NOW      RTLD_LAZY
2076
# else
2077
#  ifdef DL_LAZY
2078
#   define LTDL_LAZY_OR_NOW     DL_LAZY
2079
#  else
2080
#   ifdef RTLD_NOW
2081
#    define LTDL_LAZY_OR_NOW    RTLD_NOW
2082
#   else
2083
#    ifdef DL_NOW
2084
#     define LTDL_LAZY_OR_NOW   DL_NOW
2085
#    else
2086
#     define LTDL_LAZY_OR_NOW   0
2087
#    endif
2088
#   endif
2089
#  endif
2090
# endif
2091
#endif
2092
 
2093
void fnord() { int i=42; }
2094
int main() {
2095
    void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
2096
    if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
2097
    if(ptr1 || ptr2) { dlclose(self); exit(0); } } exit(1); }
2098
 
2099
EOF
2100
if { (eval echo $progname:2039: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
2101
then
2102
  lt_cv_dlopen_self_static=yes
2103
else
2104
  echo "$progname: failed program was:" >&5
2105
  cat conftest.$ac_ext >&5
2106
  rm -fr conftest*
2107
  lt_cv_dlopen_self_static=no
2108
fi
2109
rm -fr conftest*
2110
fi
2111
 
2112
fi
2113
 
2114
echo "$ac_t""$lt_cv_dlopen_self_static" 1>&6
2115
fi
2116
    ;;
2117
  esac
2118
 
2119
  case $lt_cv_dlopen_self in
2120
  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2121
  *) enable_dlopen_self=unknown ;;
2122
  esac
2123
 
2124
  case $lt_cv_dlopen_self_static in
2125
  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2126
  *) enable_dlopen_self_static=unknown ;;
2127
  esac
2128
fi
2129
 
2130
# Copy echo and quote the copy, instead of the original, because it is
2131
# used later.
2132
ltecho="$echo"
2133
if test "X$ltecho" = "X$CONFIG_SHELL $0 --fallback-echo"; then
2134
   ltecho="$CONFIG_SHELL \$0 --fallback-echo"
2135
fi
2136
LTSHELL="$SHELL"
2137
 
2138
LTCONFIG_VERSION="$VERSION"
2139
 
2140
# Only quote variables if we're using ltmain.sh.
2141
case $ltmain in
2142
*.sh)
2143
  # Now quote all the things that may contain metacharacters.
2144
  for var in ltecho old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
2145
    old_MAGIC_CMD old_LD old_LDFLAGS old_LIBS \
2146
    old_LN_S old_NM old_RANLIB old_STRIP \
2147
    old_AS old_DLLTOOL old_OBJDUMP \
2148
    old_OBJEXT old_EXEEXT old_reload_flag \
2149
    old_deplibs_check_method old_file_magic_cmd \
2150
    AR AR_FLAGS CC LTCC LD LN_S NM LTSHELL LTCONFIG_VERSION \
2151
    reload_flag reload_cmds wl \
2152
    pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \
2153
    thread_safe_flag_spec whole_archive_flag_spec libname_spec \
2154
    library_names_spec soname_spec \
2155
    RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
2156
    old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds \
2157
    postuninstall_cmds extract_expsyms_cmds old_archive_from_expsyms_cmds \
2158
    predep_objects postdep_objects predeps postdeps compiler_lib_search_path \
2159
    old_striplib striplib file_magic_cmd export_symbols_cmds \
2160
    deplibs_check_method allow_undefined_flag no_undefined_flag \
2161
    finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \
2162
    hardcode_libdir_flag_spec hardcode_libdir_separator  \
2163
    sys_lib_search_path_spec sys_lib_dlsearch_path_spec \
2164
    compiler_c_o need_locks exclude_expsyms include_expsyms file_list_spec; do
2165
 
2166
    case $var in
2167
    reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
2168
    old_postinstall_cmds | old_postuninstall_cmds | \
2169
    export_symbols_cmds | archive_cmds | archive_expsym_cmds | \
2170
    extract_expsyms_cmds | old_archive_from_expsyms_cmds | \
2171
    postinstall_cmds | postuninstall_cmds | \
2172
    finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec)
2173
      # Double-quote double-evaled strings.
2174
      eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" ### testsuite: skip nested quoting test
2175
      ;;
2176
    *)
2177
      eval "$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" ### testsuite: skip nested quoting test
2178
      ;;
2179
    esac
2180
  done
2181
 
2182
  case $ltecho in
2183
  *'\$0 --fallback-echo"')
2184
    ltecho=`$echo "X$ltecho" | $Xsed -e 's/\\\\\\\$0 --fallback-echo"$/$0 --fallback-echo"/'`
2185
    ;;
2186
  esac
2187
 
2188
  if test -z "$tagname"; then
2189
    trap "$rm \"$ofile\"; exit 1" 1 2 15
2190
    echo "creating $ofile"
2191
    $rm "$ofile"
2192
    cat < "$ofile"
2193
#! $SHELL
2194
 
2195
# `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
2196
# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2197
# NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
2198
#
2199
# Copyright (C) 1996-2000 Free Software Foundation, Inc.
2200
# Originally by Gordon Matzigkeit , 1996
2201
#
2202
# This program is free software; you can redistribute it and/or modify
2203
# it under the terms of the GNU General Public License as published by
2204
# the Free Software Foundation; either version 2 of the License, or
2205
# (at your option) any later version.
2206
#
2207
# This program is distributed in the hope that it will be useful, but
2208
# WITHOUT ANY WARRANTY; without even the implied warranty of
2209
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
2210
# General Public License for more details.
2211
#
2212
# You should have received a copy of the GNU General Public License
2213
# along with this program; if not, write to the Free Software
2214
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2215
#
2216
# As a special exception to the GNU General Public License, if you
2217
# distribute this file as part of a program that contains a
2218
# configuration script generated by Autoconf, you may include it under
2219
# the same distribution terms that you use for the rest of that program.
2220
 
2221
# Sed that helps us avoid accidentally triggering echo(1) options like -n.
2222
Xsed="sed -e s/^X//"
2223
 
2224
# The HP-UX ksh and POSIX shell print the target directory to stdout
2225
# if CDPATH is set.
2226
if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
2227
 
2228
# The names of the tagged configurations supported by this script.
2229
available_tags=
2230
 
2231
### BEGIN LIBTOOL CONFIG
2232
EOF
2233
  else
2234
    echo "appending configuration tag \"$tagname\" to $ofile"
2235
    echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2236
  fi
2237
  cfgfile="$ofile"
2238
  ;;
2239
 
2240
*)
2241
  # Double-quote the variables that need it (for aesthetics).
2242
  for var in old_AR old_AR_FLAGS old_CC old_LTCC old_CFLAGS old_CPPFLAGS \
2243
    old_MAGIC_CMD old_LD old_LDFLAGS old_LIBS \
2244
    old_LN_S old_NM old_RANLIB old_STRIP \
2245
    old_AS old_DLLTOOL old_OBJDUMP \
2246
    old_OBJEXT old_EXEEXT old_reload_flag \
2247
    old_deplibs_check_method old_file_magic_cmd; do
2248
    eval "$var=\\\"\$var\\\""
2249
  done
2250
 
2251
  # Just create a config file.
2252
  cfgfile="$ofile.cfg"
2253
  if test -z "$tagname"; then
2254
    trap "$rm \"$cfgfile\"; exit 1" 1 2 15
2255
    echo "creating $cfgfile"
2256
    $rm "$cfgfile"
2257
    cat < "$cfgfile"
2258
# `$echo "$cfgfile" | sed 's%^.*/%%'` - Libtool configuration file.
2259
# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP)
2260
 
2261
### BEGIN LIBTOOL CONFIG
2262
EOF
2263
  else
2264
    echo "appending to $cfgfile"
2265
    echo "### BEGIN LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2266
  fi
2267
  ;;
2268
esac
2269
 
2270
cat <> "$cfgfile"
2271
# Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
2272
#
2273
# AR=$old_AR AR_FLAGS=$old_AR_FLAGS LTCC=$old_LTCC CC=$old_CC \\
2274
# CFLAGS=$old_CFLAGS CPPFLAGS=$old_CPPFLAGS \\
2275
# MAGIC_CMD=$old_MAGIC_CMD LD=$old_LD LDFLAGS=$old_LDFLAGS LIBS=$old_LIBS \\
2276
# LN_S=$old_LN_S NM=$old_NM RANLIB=$old_RANLIB STRIP=$old_STRIP \\
2277
# AS=$old_AS DLLTOOL=$old_DLLTOOL OBJDUMP=$old_OBJDUMP \\
2278
# objext=$old_OBJEXT exeext=$old_EXEEXT reload_flag=$old_reload_flag \\
2279
# deplibs_check_method=$old_deplibs_check_method \\
2280
# file_magic_cmd=$old_file_magic_cmd \\
2281
#   $0$ltconfig_args
2282
#
2283
# Compiler and other test output produced by $progname, useful for
2284
# debugging $progname, is in ./config.log if it exists.
2285
 
2286
# The version of $progname that generated this script.
2287
LTCONFIG_VERSION=$LTCONFIG_VERSION
2288
 
2289
# Shell to use when invoking shell scripts.
2290
SHELL=$LTSHELL
2291
 
2292
# Whether or not to build shared libraries.
2293
build_libtool_libs=$enable_shared
2294
 
2295
# Whether or not to add -lc for building shared libraries.
2296
build_libtool_need_lc=$need_lc
2297
 
2298
# Whether or not to build static libraries.
2299
build_old_libs=$enable_static
2300
 
2301
# Whether or not to optimize for fast installation.
2302
fast_install=$enable_fast_install
2303
 
2304
# The host system.
2305
host_alias=$host_alias
2306
host=$host
2307
 
2308
# An echo program that does not interpret backslashes.
2309
echo=$ltecho
2310
 
2311
# The archiver.
2312
AR=$AR
2313
AR_FLAGS=$AR_FLAGS
2314
 
2315
# A C compiler.
2316
LTCC=$LTCC
2317
 
2318
# A language-specific compiler.
2319
CC=$CC
2320
 
2321
# Is the compiler the GNU C compiler?
2322
with_gcc=$with_gcc
2323
 
2324
# The linker used to build libraries.
2325
LD=$LD
2326
 
2327
# Whether we need hard or soft links.
2328
LN_S=$LN_S
2329
 
2330
# A BSD-compatible nm program.
2331
NM=$NM
2332
 
2333
# A symbol stripping program
2334
STRIP=$STRIP
2335
 
2336
# Used to examine libraries when file_magic_cmd begins "file"
2337
MAGIC_CMD=$MAGIC_CMD
2338
 
2339
# Used on cygwin: DLL creation program.
2340
DLLTOOL="$DLLTOOL"
2341
 
2342
# Used on cygwin: object dumper.
2343
OBJDUMP="$OBJDUMP"
2344
 
2345
# Used on cygwin: assembler.
2346
AS="$AS"
2347
 
2348
# The name of the directory that contains temporary libtool files.
2349
objdir=$objdir
2350
 
2351
# How to create reloadable object files.
2352
reload_flag=$reload_flag
2353
reload_cmds=$reload_cmds
2354
 
2355
# How to pass a linker flag through the compiler.
2356
wl=$wl
2357
 
2358
# Object file suffix (normally "o").
2359
objext="$objext"
2360
 
2361
# Old archive suffix (normally "a").
2362
libext="$libext"
2363
 
2364
# Shared library suffix (normally ".so").
2365
shrext='$shrext'
2366
 
2367
# Executable file suffix (normally "").
2368
exeext="$exeext"
2369
 
2370
# Additional compiler flags for building library objects.
2371
pic_flag=$pic_flag
2372
pic_mode=$pic_mode
2373
 
2374
# What is the maximum length of a command?
2375
max_cmd_len=$max_cmd_len
2376
 
2377
# Does compiler simultaneously support -c and -o options?
2378
compiler_c_o=$compiler_c_o
2379
 
2380
# Must we lock files when doing compilation ?
2381
need_locks=$need_locks
2382
 
2383
# Do we need the lib prefix for modules?
2384
need_lib_prefix=$need_lib_prefix
2385
 
2386
# Do we need a version for libraries?
2387
need_version=$need_version
2388
 
2389
# Whether dlopen is supported.
2390
dlopen_support=$enable_dlopen
2391
 
2392
# Whether dlopen of programs is supported.
2393
dlopen_self=$enable_dlopen_self
2394
 
2395
# Whether dlopen of statically linked programs is supported.
2396
dlopen_self_static=$enable_dlopen_self_static
2397
 
2398
# Compiler flag to prevent dynamic linking.
2399
link_static_flag=$link_static_flag
2400
 
2401
# Compiler flag to turn off builtin functions.
2402
no_builtin_flag=$no_builtin_flag
2403
 
2404
# Compiler flag to allow reflexive dlopens.
2405
export_dynamic_flag_spec=$export_dynamic_flag_spec
2406
 
2407
# Compiler flag to generate shared objects directly from archives.
2408
whole_archive_flag_spec=$whole_archive_flag_spec
2409
 
2410
# Compiler flag to generate thread-safe objects.
2411
thread_safe_flag_spec=$thread_safe_flag_spec
2412
 
2413
# Library versioning type.
2414
version_type=$version_type
2415
 
2416
# Format of library name prefix.
2417
libname_spec=$libname_spec
2418
 
2419
# List of archive names.  First name is the real one, the rest are links.
2420
# The last name is the one that the linker finds with -lNAME.
2421
library_names_spec=$library_names_spec
2422
 
2423
# The coded name of the library, if different from the real name.
2424
soname_spec=$soname_spec
2425
 
2426
# Commands used to build and install an old-style archive.
2427
RANLIB=$RANLIB
2428
old_archive_cmds=$old_archive_cmds
2429
old_postinstall_cmds=$old_postinstall_cmds
2430
old_postuninstall_cmds=$old_postuninstall_cmds
2431
 
2432
# Create an old-style archive from a shared archive.
2433
old_archive_from_new_cmds=$old_archive_from_new_cmds
2434
 
2435
# Create a temporary old-style archive to link instead of a shared archive.
2436
old_archive_from_expsyms_cmds=$old_archive_from_expsyms_cmds
2437
 
2438
# Commands used to build and install a shared archive.
2439
archive_cmds=$archive_cmds
2440
archive_expsym_cmds=$archive_expsym_cmds
2441
postinstall_cmds=$postinstall_cmds
2442
postuninstall_cmds=$postuninstall_cmds
2443
 
2444
# Commands to strip libraries.
2445
old_striplib=$old_striplib
2446
striplib=$striplib
2447
 
2448
# Dependencies to place before the objects being linked to create a
2449
# shared library.
2450
predep_objects=$predep_objects
2451
 
2452
# Dependencies to place after the objects being linked to create a
2453
# shared library.
2454
postdep_objects=$postdep_objects
2455
 
2456
# Dependencies to place before the objects being linked to create a
2457
# shared library.
2458
predeps=$predeps
2459
 
2460
# Dependencies to place after the objects being linked to create a
2461
# shared library.
2462
postdeps=$postdeps
2463
 
2464
# The library search path used internally by the compiler when linking
2465
# a shared library.
2466
compiler_lib_search_path=$compiler_lib_search_path
2467
 
2468
# Method to check whether dependent libraries are shared objects.
2469
deplibs_check_method=$deplibs_check_method
2470
 
2471
# Command to use when deplibs_check_method == file_magic.
2472
file_magic_cmd=$file_magic_cmd
2473
 
2474
# Flag that allows shared libraries with undefined symbols to be built.
2475
allow_undefined_flag=$allow_undefined_flag
2476
 
2477
# Flag that forces no undefined symbols.
2478
no_undefined_flag=$no_undefined_flag
2479
 
2480
# Commands used to finish a libtool library installation in a directory.
2481
finish_cmds=$finish_cmds
2482
 
2483
# Same as above, but a single script fragment to be evaled but not shown.
2484
finish_eval=$finish_eval
2485
 
2486
# Take the output of nm and produce a listing of raw symbols and C names.
2487
global_symbol_pipe=$global_symbol_pipe
2488
 
2489
# Transform the output of nm in a proper C declaration
2490
global_symbol_to_cdecl=$global_symbol_to_cdecl
2491
 
2492
# This is the shared library runtime path variable.
2493
runpath_var=$runpath_var
2494
 
2495
# This is the shared library path variable.
2496
shlibpath_var=$shlibpath_var
2497
 
2498
# Is shlibpath searched before the hard-coded library search path?
2499
shlibpath_overrides_runpath=$shlibpath_overrides_runpath
2500
 
2501
# How to hardcode a shared library path into an executable.
2502
hardcode_action=$hardcode_action
2503
 
2504
# Whether we should hardcode library paths into libraries.
2505
hardcode_into_libs=$hardcode_into_libs
2506
 
2507
# Flag to hardcode \$libdir into a binary during linking.
2508
# This must work even if \$libdir does not exist.
2509
hardcode_libdir_flag_spec=$hardcode_libdir_flag_spec
2510
 
2511
# Whether we need a single -rpath flag with a separated argument.
2512
hardcode_libdir_separator=$hardcode_libdir_separator
2513
 
2514
# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
2515
# resulting binary.
2516
hardcode_direct=$hardcode_direct
2517
 
2518
# Set to yes if using the -LDIR flag during linking hardcodes DIR into the
2519
# resulting binary.
2520
hardcode_minus_L=$hardcode_minus_L
2521
 
2522
# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
2523
# the resulting binary.
2524
hardcode_shlibpath_var=$hardcode_shlibpath_var
2525
 
2526
# Variables whose values should be saved in libtool wrapper scripts and
2527
# restored at relink time.
2528
variables_saved_for_relink="$variables_saved_for_relink"
2529
 
2530
# Whether libtool must link a program against all its dependency libraries.
2531
link_all_deplibs=$link_all_deplibs
2532
 
2533
# Compile-time system search path for libraries
2534
sys_lib_search_path_spec=$sys_lib_search_path_spec
2535
 
2536
# Run-time system search path for libraries
2537
sys_lib_dlsearch_path_spec=$sys_lib_dlsearch_path_spec
2538
 
2539
# Fix the shell variable \$srcfile for the compiler.
2540
fix_srcfile_path="$fix_srcfile_path"
2541
 
2542
# Set to yes if exported symbols are required.
2543
always_export_symbols=$always_export_symbols
2544
 
2545
# The commands to list exported symbols.
2546
export_symbols_cmds=$export_symbols_cmds
2547
 
2548
# The commands to extract the exported symbol list from a shared archive.
2549
extract_expsyms_cmds=$extract_expsyms_cmds
2550
 
2551
# Symbols that should not be listed in the preloaded symbols.
2552
exclude_expsyms=$exclude_expsyms
2553
 
2554
# Symbols that must always be exported.
2555
include_expsyms=$include_expsyms
2556
 
2557
# Specify filename containing input files.
2558
file_list_spec=$file_list_spec
2559
 
2560
# with_gnu_ld value
2561
with_gnu_ld=$with_gnu_ld
2562
 
2563
EOF
2564
 
2565
if test -z "$tagname"; then
2566
  echo '### END LIBTOOL CONFIG' >> "$ofile"
2567
else
2568
  echo "### END LIBTOOL TAG CONFIG: $tagname" >> "$ofile"
2569
fi
2570
 
2571
case $ltmain in
2572
*.sh)
2573
  echo >> "$ofile"
2574
  if test -z "$tagname"; then
2575
    case $host_os in
2576
    aix3*)
2577
      cat <<\EOF >> "$ofile"
2578
 
2579
# AIX sometimes has problems with the GCC collect2 program.  For some
2580
# reason, if we set the COLLECT_NAMES environment variable, the problems
2581
# vanish in a puff of smoke.
2582
if test "X${COLLECT_NAMES+set}" != Xset; then
2583
  COLLECT_NAMES=
2584
  export COLLECT_NAMES
2585
fi
2586
EOF
2587
      ;;
2588
    esac
2589
    case $host in
2590
    *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2*)
2591
      cat <<'EOF' >> "$ofile"
2592
      # This is a source program that is used to create dlls on Windows
2593
      # Don't remove nor modify the starting and closing comments
2594
# /* ltdll.c starts here */
2595
# #define WIN32_LEAN_AND_MEAN
2596
# #include 
2597
# #undef WIN32_LEAN_AND_MEAN
2598
# #include 
2599
#
2600
# #ifndef __CYGWIN__
2601
# #  ifdef __CYGWIN32__
2602
# #    define __CYGWIN__ __CYGWIN32__
2603
# #  endif
2604
# #endif
2605
#
2606
# #ifdef __cplusplus
2607
# extern "C" {
2608
# #endif
2609
# BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved);
2610
# #ifdef __cplusplus
2611
# }
2612
# #endif
2613
#
2614
# #ifdef __CYGWIN__
2615
# #include 
2616
# DECLARE_CYGWIN_DLL( DllMain );
2617
# #endif
2618
# HINSTANCE __hDllInstance_base;
2619
#
2620
# BOOL APIENTRY
2621
# DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved)
2622
# {
2623
#   __hDllInstance_base = hInst;
2624
#   return TRUE;
2625
# }
2626
# /* ltdll.c ends here */
2627
      # This is a source program that is used to create import libraries
2628
      # on Windows for dlls which lack them. Don't remove nor modify the
2629
      # starting and closing comments
2630
# /* impgen.c starts here */
2631
# /*   Copyright (C) 1999-2000 Free Software Foundation, Inc.
2632
#
2633
#  This file is part of GNU libtool.
2634
#
2635
#  This program is free software; you can redistribute it and/or modify
2636
#  it under the terms of the GNU General Public License as published by
2637
#  the Free Software Foundation; either version 2 of the License, or
2638
#  (at your option) any later version.
2639
#
2640
#  This program is distributed in the hope that it will be useful,
2641
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
2642
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
2643
#  GNU General Public License for more details.
2644
#
2645
#  You should have received a copy of the GNU General Public License
2646
#  along with this program; if not, write to the Free Software
2647
#  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2648
#  */
2649
#
2650
#  #include             /* for printf() */
2651
#  #include             /* for open(), lseek(), read() */
2652
#  #include             /* for O_RDONLY, O_BINARY */
2653
#  #include             /* for strdup() */
2654
#
2655
#  /* O_BINARY isn't required (or even defined sometimes) under Unix */
2656
#  #ifndef O_BINARY
2657
#  #define O_BINARY 0
2658
#  #endif
2659
#
2660
#  static unsigned int
2661
#  pe_get16 (fd, offset)
2662
#       int fd;
2663
#       int offset;
2664
#  {
2665
#    unsigned char b[2];
2666
#    lseek (fd, offset, SEEK_SET);
2667
#    read (fd, b, 2);
2668
#    return b[0] + (b[1]<<8);
2669
#  }
2670
#
2671
#  static unsigned int
2672
#  pe_get32 (fd, offset)
2673
#      int fd;
2674
#      int offset;
2675
#  {
2676
#    unsigned char b[4];
2677
#    lseek (fd, offset, SEEK_SET);
2678
#    read (fd, b, 4);
2679
#    return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2680
#  }
2681
#
2682
#  static unsigned int
2683
#  pe_as32 (ptr)
2684
#       void *ptr;
2685
#  {
2686
#    unsigned char *b = ptr;
2687
#    return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24);
2688
#  }
2689
#
2690
#  int
2691
#  main (argc, argv)
2692
#      int argc;
2693
#      char *argv[];
2694
#  {
2695
#      int dll;
2696
#      unsigned long pe_header_offset, opthdr_ofs, num_entries, i;
2697
#      unsigned long export_rva, export_size, nsections, secptr, expptr;
2698
#      unsigned long name_rvas, nexp;
2699
#      unsigned char *expdata, *erva;
2700
#      char *filename, *dll_name;
2701
#
2702
#      filename = argv[1];
2703
#
2704
#      dll = open(filename, O_RDONLY|O_BINARY);
2705
#      if (dll < 1)
2706
#       return 1;
2707
#
2708
#      dll_name = filename;
2709
#
2710
#      for (i=0; filename[i]; i++)
2711
#       if (filename[i] == '/' || filename[i] == '\\'  || filename[i] == ':')
2712
#           dll_name = filename + i +1;
2713
#
2714
#      pe_header_offset = pe_get32 (dll, 0x3c);
2715
#      opthdr_ofs = pe_header_offset + 4 + 20;
2716
#      num_entries = pe_get32 (dll, opthdr_ofs + 92);
2717
#
2718
#      if (num_entries < 1) /* no exports */
2719
#       return 1;
2720
#
2721
#      export_rva = pe_get32 (dll, opthdr_ofs + 96);
2722
#      export_size = pe_get32 (dll, opthdr_ofs + 100);
2723
#      nsections = pe_get16 (dll, pe_header_offset + 4 +2);
2724
#      secptr = (pe_header_offset + 4 + 20 +
2725
#             pe_get16 (dll, pe_header_offset + 4 + 16));
2726
#
2727
#      expptr = 0;
2728
#      for (i = 0; i < nsections; i++)
2729
#      {
2730
#       char sname[8];
2731
#       unsigned long secptr1 = secptr + 40 * i;
2732
#       unsigned long vaddr = pe_get32 (dll, secptr1 + 12);
2733
#       unsigned long vsize = pe_get32 (dll, secptr1 + 16);
2734
#       unsigned long fptr = pe_get32 (dll, secptr1 + 20);
2735
#       lseek(dll, secptr1, SEEK_SET);
2736
#       read(dll, sname, 8);
2737
#       if (vaddr <= export_rva && vaddr+vsize > export_rva)
2738
#       {
2739
#           expptr = fptr + (export_rva - vaddr);
2740
#           if (export_rva + export_size > vaddr + vsize)
2741
#               export_size = vsize - (export_rva - vaddr);
2742
#           break;
2743
#       }
2744
#      }
2745
#
2746
#      expdata = (unsigned char*)malloc(export_size);
2747
#      lseek (dll, expptr, SEEK_SET);
2748
#      read (dll, expdata, export_size);
2749
#      erva = expdata - export_rva;
2750
#
2751
#      nexp = pe_as32 (expdata+24);
2752
#      name_rvas = pe_as32 (expdata+32);
2753
#
2754
#      printf ("EXPORTS\n");
2755
#      for (i = 0; i
2756
#      {
2757
#       unsigned long name_rva = pe_as32 (erva+name_rvas+i*4);
2758
#       printf ("\t%s @ %ld ;\n", erva+name_rva, 1+ i);
2759
#      }
2760
#
2761
#      return 0;
2762
#  }
2763
# /* impgen.c ends here */
2764
 
2765
EOF
2766
    ;;
2767
  esac
2768
 
2769
 
2770
    # Append the ltmain.sh script.
2771
    sed '$q' "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
2772
    # We use sed instead of cat because bash on DJGPP gets confused if
2773
    # if finds mixed CR/LF and LF-only lines.  Since sed operates in
2774
    # text mode, it properly converts lines to CR/LF.  This bash problem
2775
    # is reportedly fixed, but why not run on old versions too?
2776
 
2777
    chmod +x "$ofile"
2778
  fi
2779
  ;;
2780
 
2781
*)
2782
  # Compile the libtool program.
2783
  echo "FIXME: would compile $ltmain"
2784
  ;;
2785
esac
2786
 
2787
# Update the list of available tags.
2788
if test -n "$tagname"; then
2789
 
2790
  # Extract list of available tagged configurations in $ofile.
2791
  # Note that this assumes the entire list is on one line.
2792
  available_tags=`grep "^available_tags=" $ofile | sed -e 's/available_tags=\(.*$\)/\1/' -e 's/\"//g'`
2793
 
2794
  # Append the new tag name to the list of available tags.
2795
  available_tags="$available_tags $tagname"
2796
 
2797
  # Now substitute the updated of available tags.
2798
  if eval "sed -e 's/^available_tags=.*\$/available_tags=\"$available_tags\"/' ${ofile} > ${ofile}.new"; then
2799
    mv ${ofile}.new ${ofile}
2800
    chmod +x "$ofile"
2801
  else
2802
    rm -f ${ofile}.new
2803
    echo "$progname: unable to update list of available tagged configurations."
2804
    exit 1
2805
  fi
2806
fi
2807
 
2808
# Don't cache tagged configuration!
2809
test -n "$cache_file" && test -z "$tagname" || exit 0
2810
 
2811
# AC_CACHE_SAVE
2812
trap '' 1 2 15
2813
cat > confcache <<\EOF
2814
# This file is a shell script that caches the results of configure
2815
# tests run on this system so they can be shared between configure
2816
# scripts and configure runs.  It is not useful on other systems.
2817
# If it contains results you don't want to keep, you may remove or edit it.
2818
#
2819
# By default, configure uses ./config.cache as the cache file,
2820
# creating it if it does not exist already.  You can give configure
2821
# the --cache-file=FILE option to use a different cache file; that is
2822
# what configure does when it calls configure scripts in
2823
# subdirectories, so they share the cache.
2824
# Giving --cache-file=/dev/null disables caching, for debugging configure.
2825
# config.status only pays attention to the cache file if you give it the
2826
# --recheck option to rerun configure.
2827
#
2828
EOF
2829
# The following way of writing the cache mishandles newlines in values,
2830
# but we know of no workaround that is simple, portable, and efficient.
2831
# So, don't put newlines in cache variables' values.
2832
# Ultrix sh set writes to stderr and can't be redirected directly,
2833
# and sets the high bit in the cache file unless we assign to the vars.
2834
(set) 2>&1 |
2835
  case `(ac_space=' '; set | grep ac_space) 2>&1` in
2836
  *ac_space=\ *)
2837
    # `set' does not quote correctly, so add quotes (double-quote substitution
2838
    # turns \\\\ into \\, and sed turns \\ into \).
2839
    sed -n \
2840
      -e "s/'/'\\\\''/g" \
2841
      -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
2842
    ;;
2843
  *)
2844
    # `set' quotes correctly as required by POSIX, so do not add quotes.
2845
    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
2846
    ;;
2847
  esac >> confcache
2848
if cmp -s $cache_file confcache; then
2849
  :
2850
else
2851
  if test -w $cache_file; then
2852
    echo "updating cache $cache_file"
2853
    cat confcache > $cache_file
2854
  else
2855
    echo "not updating unwritable cache $cache_file"
2856
  fi
2857
fi
2858
rm -f confcache
2859
 
2860
exit 0
2861
 
2862
# Local Variables:
2863
# mode:shell-script
2864
# sh-indentation:2
2865
# End:

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