| blob | 51e2e3e7c73a5a017dedf55643e1b17789078d5a |
1 dnl aclocal.m4 generated automatically by aclocal 1.4-p6
3 dnl Copyright (C) 1994, 1995-8, 1999, 2001 Free Software Foundation, Inc.
4 dnl This file is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
8 dnl This program is distributed in the hope that it will be useful,
9 dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
10 dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
11 dnl PARTICULAR PURPOSE.
13 sinclude(../bfd/acinclude.m4)
15 dnl sinclude(../libtool.m4) already included in bfd/acinclude.m4
16 dnl The lines below arrange for aclocal not to bring libtool.m4
17 dnl AM_PROG_LIBTOOL into aclocal.m4, while still arranging for automake
18 dnl to add a definition of LIBTOOL to Makefile.in.
19 ifelse(yes,no,[
20 AC_DEFUN([AM_PROG_LIBTOOL],)
21 AC_SUBST(LIBTOOL)
22 ])
24 dnl sinclude(../gettext.m4) already included in bfd/acinclude.m4
25 ifelse(yes,no,[
26 AC_DEFUN([CY_WITH_NLS],)
27 AC_SUBST(INTLLIBS)
28 ])
30 # lib-prefix.m4 serial 3 (gettext-0.13)
31 dnl Copyright (C) 2001-2003 Free Software Foundation, Inc.
32 dnl This file is free software, distributed under the terms of the GNU
33 dnl General Public License. As a special exception to the GNU General
34 dnl Public License, this file may be distributed as part of a program
35 dnl that contains a configuration script generated by Autoconf, under
36 dnl the same distribution terms as the rest of that program.
38 dnl From Bruno Haible.
40 dnl AC_LIB_ARG_WITH is synonymous to AC_ARG_WITH in autoconf-2.13, and
41 dnl similar to AC_ARG_WITH in autoconf 2.52...2.57 except that is doesn't
42 dnl require excessive bracketing.
43 ifdef([AC_HELP_STRING],
44 [AC_DEFUN([AC_LIB_ARG_WITH], [AC_ARG_WITH([$1],[[$2]],[$3],[$4])])],
45 [AC_DEFUN([AC_][LIB_ARG_WITH], [AC_ARG_WITH([$1],[$2],[$3],[$4])])])
47 dnl AC_LIB_PREFIX adds to the CPPFLAGS and LDFLAGS the flags that are needed
48 dnl to access previously installed libraries. The basic assumption is that
49 dnl a user will want packages to use other packages he previously installed
50 dnl with the same --prefix option.
51 dnl This macro is not needed if only AC_LIB_LINKFLAGS is used to locate
52 dnl libraries, but is otherwise very convenient.
53 AC_DEFUN([AC_LIB_PREFIX],
54 [
55 AC_BEFORE([$0], [AC_LIB_LINKFLAGS])
56 AC_REQUIRE([AC_PROG_CC])
57 AC_REQUIRE([AC_CANONICAL_HOST])
58 AC_REQUIRE([AC_LIB_PREPARE_PREFIX])
59 dnl By default, look in $includedir and $libdir.
60 use_additional=yes
61 AC_LIB_WITH_FINAL_PREFIX([
62 eval additional_includedir=\"$includedir\"
63 eval additional_libdir=\"$libdir\"
64 ])
65 AC_LIB_ARG_WITH([lib-prefix],
66 [ --with-lib-prefix[=DIR] search for libraries in DIR/include and DIR/lib
67 --without-lib-prefix don't search for libraries in includedir and libdir],
68 [
69 if test "X$withval" = "Xno"; then
70 use_additional=no
71 else
72 if test "X$withval" = "X"; then
73 AC_LIB_WITH_FINAL_PREFIX([
74 eval additional_includedir=\"$includedir\"
75 eval additional_libdir=\"$libdir\"
76 ])
77 else
78 additional_includedir="$withval/include"
79 additional_libdir="$withval/lib"
80 fi
81 fi
82 ])
83 if test $use_additional = yes; then
84 dnl Potentially add $additional_includedir to $CPPFLAGS.
85 dnl But don't add it
86 dnl 1. if it's the standard /usr/include,
87 dnl 2. if it's already present in $CPPFLAGS,
88 dnl 3. if it's /usr/local/include and we are using GCC on Linux,
89 dnl 4. if it doesn't exist as a directory.
90 if test "X$additional_includedir" != "X/usr/include"; then
91 haveit=
92 for x in $CPPFLAGS; do
93 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
94 if test "X$x" = "X-I$additional_includedir"; then
95 haveit=yes
96 break
97 fi
98 done
99 if test -z "$haveit"; then
100 if test "X$additional_includedir" = "X/usr/local/include"; then
101 if test -n "$GCC"; then
102 case $host_os in
103 linux*) haveit=yes;;
104 esac
105 fi
106 fi
107 if test -z "$haveit"; then
108 if test -d "$additional_includedir"; then
109 dnl Really add $additional_includedir to $CPPFLAGS.
110 CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }-I$additional_includedir"
111 fi
112 fi
113 fi
114 fi
115 dnl Potentially add $additional_libdir to $LDFLAGS.
116 dnl But don't add it
117 dnl 1. if it's the standard /usr/lib,
118 dnl 2. if it's already present in $LDFLAGS,
119 dnl 3. if it's /usr/local/lib and we are using GCC on Linux,
120 dnl 4. if it doesn't exist as a directory.
121 if test "X$additional_libdir" != "X/usr/lib"; then
122 haveit=
123 for x in $LDFLAGS; do
124 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
125 if test "X$x" = "X-L$additional_libdir"; then
126 haveit=yes
127 break
128 fi
129 done
130 if test -z "$haveit"; then
131 if test "X$additional_libdir" = "X/usr/local/lib"; then
132 if test -n "$GCC"; then
133 case $host_os in
134 linux*) haveit=yes;;
135 esac
136 fi
137 fi
138 if test -z "$haveit"; then
139 if test -d "$additional_libdir"; then
140 dnl Really add $additional_libdir to $LDFLAGS.
141 LDFLAGS="${LDFLAGS}${LDFLAGS:+ }-L$additional_libdir"
142 fi
143 fi
144 fi
145 fi
146 fi
147 ])
149 dnl AC_LIB_PREPARE_PREFIX creates variables acl_final_prefix,
150 dnl acl_final_exec_prefix, containing the values to which $prefix and
151 dnl $exec_prefix will expand at the end of the configure script.
152 AC_DEFUN([AC_LIB_PREPARE_PREFIX],
153 [
154 dnl Unfortunately, prefix and exec_prefix get only finally determined
155 dnl at the end of configure.
156 if test "X$prefix" = "XNONE"; then
157 acl_final_prefix="$ac_default_prefix"
158 else
159 acl_final_prefix="$prefix"
160 fi
161 if test "X$exec_prefix" = "XNONE"; then
162 acl_final_exec_prefix='${prefix}'
163 else
164 acl_final_exec_prefix="$exec_prefix"
165 fi
166 acl_save_prefix="$prefix"
167 prefix="$acl_final_prefix"
168 eval acl_final_exec_prefix=\"$acl_final_exec_prefix\"
169 prefix="$acl_save_prefix"
170 ])
172 dnl AC_LIB_WITH_FINAL_PREFIX([statement]) evaluates statement, with the
173 dnl variables prefix and exec_prefix bound to the values they will have
174 dnl at the end of the configure script.
175 AC_DEFUN([AC_LIB_WITH_FINAL_PREFIX],
176 [
177 acl_save_prefix="$prefix"
178 prefix="$acl_final_prefix"
179 acl_save_exec_prefix="$exec_prefix"
180 exec_prefix="$acl_final_exec_prefix"
181 $1
182 exec_prefix="$acl_save_exec_prefix"
183 prefix="$acl_save_prefix"
184 ])
186 # lib-link.m4 serial 4 (gettext-0.12)
187 dnl Copyright (C) 2001-2003 Free Software Foundation, Inc.
188 dnl This file is free software, distributed under the terms of the GNU
189 dnl General Public License. As a special exception to the GNU General
190 dnl Public License, this file may be distributed as part of a program
191 dnl that contains a configuration script generated by Autoconf, under
192 dnl the same distribution terms as the rest of that program.
194 dnl From Bruno Haible.
196 dnl AC_LIB_LINKFLAGS(name [, dependencies]) searches for libname and
197 dnl the libraries corresponding to explicit and implicit dependencies.
198 dnl Sets and AC_SUBSTs the LIB${NAME} and LTLIB${NAME} variables and
199 dnl augments the CPPFLAGS variable.
200 AC_DEFUN([AC_LIB_LINKFLAGS],
201 [
202 AC_REQUIRE([AC_LIB_PREPARE_PREFIX])
203 AC_REQUIRE([AC_LIB_RPATH])
204 define([Name],[translit([$1],[./-], [___])])
205 define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-],
206 [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])])
207 AC_CACHE_CHECK([how to link with lib[]$1], [ac_cv_lib[]Name[]_libs], [
208 AC_LIB_LINKFLAGS_BODY([$1], [$2])
209 ac_cv_lib[]Name[]_libs="$LIB[]NAME"
210 ac_cv_lib[]Name[]_ltlibs="$LTLIB[]NAME"
211 ac_cv_lib[]Name[]_cppflags="$INC[]NAME"
212 ])
213 LIB[]NAME="$ac_cv_lib[]Name[]_libs"
214 LTLIB[]NAME="$ac_cv_lib[]Name[]_ltlibs"
215 INC[]NAME="$ac_cv_lib[]Name[]_cppflags"
216 AC_LIB_APPENDTOVAR([CPPFLAGS], [$INC]NAME)
217 AC_SUBST([LIB]NAME)
218 AC_SUBST([LTLIB]NAME)
219 dnl Also set HAVE_LIB[]NAME so that AC_LIB_HAVE_LINKFLAGS can reuse the
220 dnl results of this search when this library appears as a dependency.
221 HAVE_LIB[]NAME=yes
222 undefine([Name])
223 undefine([NAME])
224 ])
226 dnl AC_LIB_HAVE_LINKFLAGS(name, dependencies, includes, testcode)
227 dnl searches for libname and the libraries corresponding to explicit and
228 dnl implicit dependencies, together with the specified include files and
229 dnl the ability to compile and link the specified testcode. If found, it
230 dnl sets and AC_SUBSTs HAVE_LIB${NAME}=yes and the LIB${NAME} and
231 dnl LTLIB${NAME} variables and augments the CPPFLAGS variable, and
232 dnl #defines HAVE_LIB${NAME} to 1. Otherwise, it sets and AC_SUBSTs
233 dnl HAVE_LIB${NAME}=no and LIB${NAME} and LTLIB${NAME} to empty.
234 AC_DEFUN([AC_LIB_HAVE_LINKFLAGS],
235 [
236 AC_REQUIRE([AC_LIB_PREPARE_PREFIX])
237 AC_REQUIRE([AC_LIB_RPATH])
238 define([Name],[translit([$1],[./-], [___])])
239 define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-],
240 [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])])
242 dnl Search for lib[]Name and define LIB[]NAME, LTLIB[]NAME and INC[]NAME
243 dnl accordingly.
244 AC_LIB_LINKFLAGS_BODY([$1], [$2])
246 dnl Add $INC[]NAME to CPPFLAGS before performing the following checks,
247 dnl because if the user has installed lib[]Name and not disabled its use
248 dnl via --without-lib[]Name-prefix, he wants to use it.
249 ac_save_CPPFLAGS="$CPPFLAGS"
250 AC_LIB_APPENDTOVAR([CPPFLAGS], [$INC]NAME)
252 AC_CACHE_CHECK([for lib[]$1], [ac_cv_lib[]Name], [
253 ac_save_LIBS="$LIBS"
254 LIBS="$LIBS $LIB[]NAME"
255 AC_TRY_LINK([$3], [$4], [ac_cv_lib[]Name=yes], [ac_cv_lib[]Name=no])
256 LIBS="$ac_save_LIBS"
257 ])
258 if test "$ac_cv_lib[]Name" = yes; then
259 HAVE_LIB[]NAME=yes
260 AC_DEFINE([HAVE_LIB]NAME, 1, [Define if you have the $1 library.])
261 AC_MSG_CHECKING([how to link with lib[]$1])
262 AC_MSG_RESULT([$LIB[]NAME])
263 else
264 HAVE_LIB[]NAME=no
265 dnl If $LIB[]NAME didn't lead to a usable library, we don't need
266 dnl $INC[]NAME either.
267 CPPFLAGS="$ac_save_CPPFLAGS"
268 LIB[]NAME=
269 LTLIB[]NAME=
270 fi
271 AC_SUBST([HAVE_LIB]NAME)
272 AC_SUBST([LIB]NAME)
273 AC_SUBST([LTLIB]NAME)
274 undefine([Name])
275 undefine([NAME])
276 ])
278 dnl Determine the platform dependent parameters needed to use rpath:
279 dnl libext, shlibext, hardcode_libdir_flag_spec, hardcode_libdir_separator,
280 dnl hardcode_direct, hardcode_minus_L.
281 AC_DEFUN([AC_LIB_RPATH],
282 [
283 AC_REQUIRE([AC_PROG_CC]) dnl we use $CC, $GCC, $LDFLAGS
284 AC_REQUIRE([AC_LIB_PROG_LD]) dnl we use $LD, $with_gnu_ld
285 AC_REQUIRE([AC_CANONICAL_HOST]) dnl we use $host
286 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT]) dnl we use $ac_aux_dir
287 AC_CACHE_CHECK([for shared library run path origin], acl_cv_rpath, [
288 CC="$CC" GCC="$GCC" LDFLAGS="$LDFLAGS" LD="$LD" with_gnu_ld="$with_gnu_ld" \
289 ${CONFIG_SHELL-/bin/sh} "$ac_aux_dir/config.rpath" "$host" > conftest.sh
290 . ./conftest.sh
291 rm -f ./conftest.sh
292 acl_cv_rpath=done
293 ])
294 wl="$acl_cv_wl"
295 libext="$acl_cv_libext"
296 shlibext="$acl_cv_shlibext"
297 hardcode_libdir_flag_spec="$acl_cv_hardcode_libdir_flag_spec"
298 hardcode_libdir_separator="$acl_cv_hardcode_libdir_separator"
299 hardcode_direct="$acl_cv_hardcode_direct"
300 hardcode_minus_L="$acl_cv_hardcode_minus_L"
301 dnl Determine whether the user wants rpath handling at all.
302 AC_ARG_ENABLE(rpath,
303 [ --disable-rpath do not hardcode runtime library paths],
304 :, enable_rpath=yes)
305 ])
307 dnl AC_LIB_LINKFLAGS_BODY(name [, dependencies]) searches for libname and
308 dnl the libraries corresponding to explicit and implicit dependencies.
309 dnl Sets the LIB${NAME}, LTLIB${NAME} and INC${NAME} variables.
310 AC_DEFUN([AC_LIB_LINKFLAGS_BODY],
311 [
312 define([NAME],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-],
313 [ABCDEFGHIJKLMNOPQRSTUVWXYZ___])])
314 dnl By default, look in $includedir and $libdir.
315 use_additional=yes
316 AC_LIB_WITH_FINAL_PREFIX([
317 eval additional_includedir=\"$includedir\"
318 eval additional_libdir=\"$libdir\"
319 ])
320 AC_LIB_ARG_WITH([lib$1-prefix],
321 [ --with-lib$1-prefix[=DIR] search for lib$1 in DIR/include and DIR/lib
322 --without-lib$1-prefix don't search for lib$1 in includedir and libdir],
323 [
324 if test "X$withval" = "Xno"; then
325 use_additional=no
326 else
327 if test "X$withval" = "X"; then
328 AC_LIB_WITH_FINAL_PREFIX([
329 eval additional_includedir=\"$includedir\"
330 eval additional_libdir=\"$libdir\"
331 ])
332 else
333 additional_includedir="$withval/include"
334 additional_libdir="$withval/lib"
335 fi
336 fi
337 ])
338 dnl Search the library and its dependencies in $additional_libdir and
339 dnl $LDFLAGS. Using breadth-first-seach.
340 LIB[]NAME=
341 LTLIB[]NAME=
342 INC[]NAME=
343 rpathdirs=
344 ltrpathdirs=
345 names_already_handled=
346 names_next_round='$1 $2'
347 while test -n "$names_next_round"; do
348 names_this_round="$names_next_round"
349 names_next_round=
350 for name in $names_this_round; do
351 already_handled=
352 for n in $names_already_handled; do
353 if test "$n" = "$name"; then
354 already_handled=yes
355 break
356 fi
357 done
358 if test -z "$already_handled"; then
359 names_already_handled="$names_already_handled $name"
360 dnl See if it was already located by an earlier AC_LIB_LINKFLAGS
361 dnl or AC_LIB_HAVE_LINKFLAGS call.
362 uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'`
363 eval value=\"\$HAVE_LIB$uppername\"
364 if test -n "$value"; then
365 if test "$value" = yes; then
366 eval value=\"\$LIB$uppername\"
367 test -z "$value" || LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$value"
368 eval value=\"\$LTLIB$uppername\"
369 test -z "$value" || LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }$value"
370 else
371 dnl An earlier call to AC_LIB_HAVE_LINKFLAGS has determined
372 dnl that this library doesn't exist. So just drop it.
373 :
374 fi
375 else
376 dnl Search the library lib$name in $additional_libdir and $LDFLAGS
377 dnl and the already constructed $LIBNAME/$LTLIBNAME.
378 found_dir=
379 found_la=
380 found_so=
381 found_a=
382 if test $use_additional = yes; then
383 if test -n "$shlibext" && test -f "$additional_libdir/lib$name.$shlibext"; then
384 found_dir="$additional_libdir"
385 found_so="$additional_libdir/lib$name.$shlibext"
386 if test -f "$additional_libdir/lib$name.la"; then
387 found_la="$additional_libdir/lib$name.la"
388 fi
389 else
390 if test -f "$additional_libdir/lib$name.$libext"; then
391 found_dir="$additional_libdir"
392 found_a="$additional_libdir/lib$name.$libext"
393 if test -f "$additional_libdir/lib$name.la"; then
394 found_la="$additional_libdir/lib$name.la"
395 fi
396 fi
397 fi
398 fi
399 if test "X$found_dir" = "X"; then
400 for x in $LDFLAGS $LTLIB[]NAME; do
401 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
402 case "$x" in
403 -L*)
404 dir=`echo "X$x" | sed -e 's/^X-L//'`
405 if test -n "$shlibext" && test -f "$dir/lib$name.$shlibext"; then
406 found_dir="$dir"
407 found_so="$dir/lib$name.$shlibext"
408 if test -f "$dir/lib$name.la"; then
409 found_la="$dir/lib$name.la"
410 fi
411 else
412 if test -f "$dir/lib$name.$libext"; then
413 found_dir="$dir"
414 found_a="$dir/lib$name.$libext"
415 if test -f "$dir/lib$name.la"; then
416 found_la="$dir/lib$name.la"
417 fi
418 fi
419 fi
420 ;;
421 esac
422 if test "X$found_dir" != "X"; then
423 break
424 fi
425 done
426 fi
427 if test "X$found_dir" != "X"; then
428 dnl Found the library.
429 LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$found_dir -l$name"
430 if test "X$found_so" != "X"; then
431 dnl Linking with a shared library. We attempt to hardcode its
432 dnl directory into the executable's runpath, unless it's the
433 dnl standard /usr/lib.
434 if test "$enable_rpath" = no || test "X$found_dir" = "X/usr/lib"; then
435 dnl No hardcoding is needed.
436 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so"
437 else
438 dnl Use an explicit option to hardcode DIR into the resulting
439 dnl binary.
440 dnl Potentially add DIR to ltrpathdirs.
441 dnl The ltrpathdirs will be appended to $LTLIBNAME at the end.
442 haveit=
443 for x in $ltrpathdirs; do
444 if test "X$x" = "X$found_dir"; then
445 haveit=yes
446 break
447 fi
448 done
449 if test -z "$haveit"; then
450 ltrpathdirs="$ltrpathdirs $found_dir"
451 fi
452 dnl The hardcoding into $LIBNAME is system dependent.
453 if test "$hardcode_direct" = yes; then
454 dnl Using DIR/libNAME.so during linking hardcodes DIR into the
455 dnl resulting binary.
456 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so"
457 else
458 if test -n "$hardcode_libdir_flag_spec" && test "$hardcode_minus_L" = no; then
459 dnl Use an explicit option to hardcode DIR into the resulting
460 dnl binary.
461 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so"
462 dnl Potentially add DIR to rpathdirs.
463 dnl The rpathdirs will be appended to $LIBNAME at the end.
464 haveit=
465 for x in $rpathdirs; do
466 if test "X$x" = "X$found_dir"; then
467 haveit=yes
468 break
469 fi
470 done
471 if test -z "$haveit"; then
472 rpathdirs="$rpathdirs $found_dir"
473 fi
474 else
475 dnl Rely on "-L$found_dir".
476 dnl But don't add it if it's already contained in the LDFLAGS
477 dnl or the already constructed $LIBNAME
478 haveit=
479 for x in $LDFLAGS $LIB[]NAME; do
480 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
481 if test "X$x" = "X-L$found_dir"; then
482 haveit=yes
483 break
484 fi
485 done
486 if test -z "$haveit"; then
487 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$found_dir"
488 fi
489 if test "$hardcode_minus_L" != no; then
490 dnl FIXME: Not sure whether we should use
491 dnl "-L$found_dir -l$name" or "-L$found_dir $found_so"
492 dnl here.
493 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_so"
494 else
495 dnl We cannot use $hardcode_runpath_var and LD_RUN_PATH
496 dnl here, because this doesn't fit in flags passed to the
497 dnl compiler. So give up. No hardcoding. This affects only
498 dnl very old systems.
499 dnl FIXME: Not sure whether we should use
500 dnl "-L$found_dir -l$name" or "-L$found_dir $found_so"
501 dnl here.
502 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-l$name"
503 fi
504 fi
505 fi
506 fi
507 else
508 if test "X$found_a" != "X"; then
509 dnl Linking with a static library.
510 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$found_a"
511 else
512 dnl We shouldn't come here, but anyway it's good to have a
513 dnl fallback.
514 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$found_dir -l$name"
515 fi
516 fi
517 dnl Assume the include files are nearby.
518 additional_includedir=
519 case "$found_dir" in
520 */lib | */lib/)
521 basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e 's,/lib/*$,,'`
522 additional_includedir="$basedir/include"
523 ;;
524 esac
525 if test "X$additional_includedir" != "X"; then
526 dnl Potentially add $additional_includedir to $INCNAME.
527 dnl But don't add it
528 dnl 1. if it's the standard /usr/include,
529 dnl 2. if it's /usr/local/include and we are using GCC on Linux,
530 dnl 3. if it's already present in $CPPFLAGS or the already
531 dnl constructed $INCNAME,
532 dnl 4. if it doesn't exist as a directory.
533 if test "X$additional_includedir" != "X/usr/include"; then
534 haveit=
535 if test "X$additional_includedir" = "X/usr/local/include"; then
536 if test -n "$GCC"; then
537 case $host_os in
538 linux*) haveit=yes;;
539 esac
540 fi
541 fi
542 if test -z "$haveit"; then
543 for x in $CPPFLAGS $INC[]NAME; do
544 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
545 if test "X$x" = "X-I$additional_includedir"; then
546 haveit=yes
547 break
548 fi
549 done
550 if test -z "$haveit"; then
551 if test -d "$additional_includedir"; then
552 dnl Really add $additional_includedir to $INCNAME.
553 INC[]NAME="${INC[]NAME}${INC[]NAME:+ }-I$additional_includedir"
554 fi
555 fi
556 fi
557 fi
558 fi
559 dnl Look for dependencies.
560 if test -n "$found_la"; then
561 dnl Read the .la file. It defines the variables
562 dnl dlname, library_names, old_library, dependency_libs, current,
563 dnl age, revision, installed, dlopen, dlpreopen, libdir.
564 save_libdir="$libdir"
565 case "$found_la" in
566 */* | *\\*) . "$found_la" ;;
567 *) . "./$found_la" ;;
568 esac
569 libdir="$save_libdir"
570 dnl We use only dependency_libs.
571 for dep in $dependency_libs; do
572 case "$dep" in
573 -L*)
574 additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'`
575 dnl Potentially add $additional_libdir to $LIBNAME and $LTLIBNAME.
576 dnl But don't add it
577 dnl 1. if it's the standard /usr/lib,
578 dnl 2. if it's /usr/local/lib and we are using GCC on Linux,
579 dnl 3. if it's already present in $LDFLAGS or the already
580 dnl constructed $LIBNAME,
581 dnl 4. if it doesn't exist as a directory.
582 if test "X$additional_libdir" != "X/usr/lib"; then
583 haveit=
584 if test "X$additional_libdir" = "X/usr/local/lib"; then
585 if test -n "$GCC"; then
586 case $host_os in
587 linux*) haveit=yes;;
588 esac
589 fi
590 fi
591 if test -z "$haveit"; then
592 haveit=
593 for x in $LDFLAGS $LIB[]NAME; do
594 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
595 if test "X$x" = "X-L$additional_libdir"; then
596 haveit=yes
597 break
598 fi
599 done
600 if test -z "$haveit"; then
601 if test -d "$additional_libdir"; then
602 dnl Really add $additional_libdir to $LIBNAME.
603 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-L$additional_libdir"
604 fi
605 fi
606 haveit=
607 for x in $LDFLAGS $LTLIB[]NAME; do
608 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
609 if test "X$x" = "X-L$additional_libdir"; then
610 haveit=yes
611 break
612 fi
613 done
614 if test -z "$haveit"; then
615 if test -d "$additional_libdir"; then
616 dnl Really add $additional_libdir to $LTLIBNAME.
617 LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-L$additional_libdir"
618 fi
619 fi
620 fi
621 fi
622 ;;
623 -R*)
624 dir=`echo "X$dep" | sed -e 's/^X-R//'`
625 if test "$enable_rpath" != no; then
626 dnl Potentially add DIR to rpathdirs.
627 dnl The rpathdirs will be appended to $LIBNAME at the end.
628 haveit=
629 for x in $rpathdirs; do
630 if test "X$x" = "X$dir"; then
631 haveit=yes
632 break
633 fi
634 done
635 if test -z "$haveit"; then
636 rpathdirs="$rpathdirs $dir"
637 fi
638 dnl Potentially add DIR to ltrpathdirs.
639 dnl The ltrpathdirs will be appended to $LTLIBNAME at the end.
640 haveit=
641 for x in $ltrpathdirs; do
642 if test "X$x" = "X$dir"; then
643 haveit=yes
644 break
645 fi
646 done
647 if test -z "$haveit"; then
648 ltrpathdirs="$ltrpathdirs $dir"
649 fi
650 fi
651 ;;
652 -l*)
653 dnl Handle this in the next round.
654 names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'`
655 ;;
656 *.la)
657 dnl Handle this in the next round. Throw away the .la's
658 dnl directory; it is already contained in a preceding -L
659 dnl option.
660 names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'`
661 ;;
662 *)
663 dnl Most likely an immediate library name.
664 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$dep"
665 LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }$dep"
666 ;;
667 esac
668 done
669 fi
670 else
671 dnl Didn't find the library; assume it is in the system directories
672 dnl known to the linker and runtime loader. (All the system
673 dnl directories known to the linker should also be known to the
674 dnl runtime loader, otherwise the system is severely misconfigured.)
675 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }-l$name"
676 LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-l$name"
677 fi
678 fi
679 fi
680 done
681 done
682 if test "X$rpathdirs" != "X"; then
683 if test -n "$hardcode_libdir_separator"; then
684 dnl Weird platform: only the last -rpath option counts, the user must
685 dnl pass all path elements in one option. We can arrange that for a
686 dnl single library, but not when more than one $LIBNAMEs are used.
687 alldirs=
688 for found_dir in $rpathdirs; do
689 alldirs="${alldirs}${alldirs:+$hardcode_libdir_separator}$found_dir"
690 done
691 dnl Note: hardcode_libdir_flag_spec uses $libdir and $wl.
692 acl_save_libdir="$libdir"
693 libdir="$alldirs"
694 eval flag=\"$hardcode_libdir_flag_spec\"
695 libdir="$acl_save_libdir"
696 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$flag"
697 else
698 dnl The -rpath options are cumulative.
699 for found_dir in $rpathdirs; do
700 acl_save_libdir="$libdir"
701 libdir="$found_dir"
702 eval flag=\"$hardcode_libdir_flag_spec\"
703 libdir="$acl_save_libdir"
704 LIB[]NAME="${LIB[]NAME}${LIB[]NAME:+ }$flag"
705 done
706 fi
707 fi
708 if test "X$ltrpathdirs" != "X"; then
709 dnl When using libtool, the option that works for both libraries and
710 dnl executables is -R. The -R options are cumulative.
711 for found_dir in $ltrpathdirs; do
712 LTLIB[]NAME="${LTLIB[]NAME}${LTLIB[]NAME:+ }-R$found_dir"
713 done
714 fi
715 ])
717 dnl AC_LIB_APPENDTOVAR(VAR, CONTENTS) appends the elements of CONTENTS to VAR,
718 dnl unless already present in VAR.
719 dnl Works only for CPPFLAGS, not for LIB* variables because that sometimes
720 dnl contains two or three consecutive elements that belong together.
721 AC_DEFUN([AC_LIB_APPENDTOVAR],
722 [
723 for element in [$2]; do
724 haveit=
725 for x in $[$1]; do
726 AC_LIB_WITH_FINAL_PREFIX([eval x=\"$x\"])
727 if test "X$x" = "X$element"; then
728 haveit=yes
729 break
730 fi
731 done
732 if test -z "$haveit"; then
733 [$1]="${[$1]}${[$1]:+ }$element"
734 fi
735 done
736 ])
738 # lib-ld.m4 serial 3 (gettext-0.13)
739 dnl Copyright (C) 1996-2003 Free Software Foundation, Inc.
740 dnl This file is free software, distributed under the terms of the GNU
741 dnl General Public License. As a special exception to the GNU General
742 dnl Public License, this file may be distributed as part of a program
743 dnl that contains a configuration script generated by Autoconf, under
744 dnl the same distribution terms as the rest of that program.
746 dnl Subroutines of libtool.m4,
747 dnl with replacements s/AC_/AC_LIB/ and s/lt_cv/acl_cv/ to avoid collision
748 dnl with libtool.m4.
750 dnl From libtool-1.4. Sets the variable with_gnu_ld to yes or no.
751 AC_DEFUN([AC_LIB_PROG_LD_GNU],
752 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], acl_cv_prog_gnu_ld,
753 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
754 case `$LD -v 2>&1 </dev/null` in
755 *GNU* | *'with BFD'*)
756 acl_cv_prog_gnu_ld=yes ;;
757 *)
758 acl_cv_prog_gnu_ld=no ;;
759 esac])
760 with_gnu_ld=$acl_cv_prog_gnu_ld
761 ])
763 dnl From libtool-1.4. Sets the variable LD.
764 AC_DEFUN([AC_LIB_PROG_LD],
765 [AC_ARG_WITH(gnu-ld,
766 [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]],
767 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
768 AC_REQUIRE([AC_PROG_CC])dnl
769 AC_REQUIRE([AC_CANONICAL_HOST])dnl
770 # Prepare PATH_SEPARATOR.
771 # The user is always right.
772 if test "${PATH_SEPARATOR+set}" != set; then
773 echo "#! /bin/sh" >conf$$.sh
774 echo "exit 0" >>conf$$.sh
775 chmod +x conf$$.sh
776 if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
777 PATH_SEPARATOR=';'
778 else
779 PATH_SEPARATOR=:
780 fi
781 rm -f conf$$.sh
782 fi
783 ac_prog=ld
784 if test "$GCC" = yes; then
785 # Check if gcc -print-prog-name=ld gives a path.
786 AC_MSG_CHECKING([for ld used by GCC])
787 case $host in
788 *-*-mingw*)
789 # gcc leaves a trailing carriage return which upsets mingw
790 ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
791 *)
792 ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
793 esac
794 case $ac_prog in
795 # Accept absolute paths.
796 [[\\/]* | [A-Za-z]:[\\/]*)]
797 [re_direlt='/[^/][^/]*/\.\./']
798 # Canonicalize the path of ld
799 ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
800 while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
801 ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
802 done
803 test -z "$LD" && LD="$ac_prog"
804 ;;
805 "")
806 # If it fails, then pretend we aren't using GCC.
807 ac_prog=ld
808 ;;
809 *)
810 # If it is relative, then search for the first ld in PATH.
811 with_gnu_ld=unknown
812 ;;
813 esac
814 elif test "$with_gnu_ld" = yes; then
815 AC_MSG_CHECKING([for GNU ld])
816 else
817 AC_MSG_CHECKING([for non-GNU ld])
818 fi
819 AC_CACHE_VAL(acl_cv_path_LD,
820 [if test -z "$LD"; then
821 IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
822 for ac_dir in $PATH; do
823 test -z "$ac_dir" && ac_dir=.
824 if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
825 acl_cv_path_LD="$ac_dir/$ac_prog"
826 # Check to see if the program is GNU ld. I'd rather use --version,
827 # but apparently some GNU ld's only accept -v.
828 # Break only if it was the GNU/non-GNU ld that we prefer.
829 case `"$acl_cv_path_LD" -v 2>&1 < /dev/null` in
830 *GNU* | *'with BFD'*)
831 test "$with_gnu_ld" != no && break ;;
832 *)
833 test "$with_gnu_ld" != yes && break ;;
834 esac
835 fi
836 done
837 IFS="$ac_save_ifs"
838 else
839 acl_cv_path_LD="$LD" # Let the user override the test with a path.
840 fi])
841 LD="$acl_cv_path_LD"
842 if test -n "$LD"; then
843 AC_MSG_RESULT($LD)
844 else
845 AC_MSG_RESULT(no)
846 fi
847 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
848 AC_LIB_PROG_LD_GNU
849 ])
851 # isc-posix.m4 serial 2 (gettext-0.11.2)
852 dnl Copyright (C) 1995-2002 Free Software Foundation, Inc.
853 dnl This file is free software, distributed under the terms of the GNU
854 dnl General Public License. As a special exception to the GNU General
855 dnl Public License, this file may be distributed as part of a program
856 dnl that contains a configuration script generated by Autoconf, under
857 dnl the same distribution terms as the rest of that program.
859 # This file is not needed with autoconf-2.53 and newer. Remove it in 2005.
861 # This test replaces the one in autoconf.
862 # Currently this macro should have the same name as the autoconf macro
863 # because gettext's gettext.m4 (distributed in the automake package)
864 # still uses it. Otherwise, the use in gettext.m4 makes autoheader
865 # give these diagnostics:
866 # configure.in:556: AC_TRY_COMPILE was called before AC_ISC_POSIX
867 # configure.in:556: AC_TRY_RUN was called before AC_ISC_POSIX
869 undefine([AC_ISC_POSIX])
871 AC_DEFUN([AC_ISC_POSIX],
872 [
873 dnl This test replaces the obsolescent AC_ISC_POSIX kludge.
874 AC_CHECK_LIB(cposix, strerror, [LIBS="$LIBS -lcposix"])
875 ]
876 )
878 # Do all the work for Automake. This macro actually does too much --
879 # some checks are only needed if your package does certain things.
880 # But this isn't really a big deal.
882 # serial 1
884 dnl Usage:
885 dnl AM_INIT_AUTOMAKE(package,version, [no-define])
887 AC_DEFUN([AM_INIT_AUTOMAKE],
888 [AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
889 AC_REQUIRE([AC_PROG_INSTALL])
890 PACKAGE=[$1]
891 AC_SUBST(PACKAGE)
892 VERSION=[$2]
893 AC_SUBST(VERSION)
894 dnl test to see if srcdir already configured
895 if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
896 AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
897 fi
898 ifelse([$3],,
899 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
900 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
901 AC_REQUIRE([AM_SANITY_CHECK])
902 AC_REQUIRE([AC_ARG_PROGRAM])
903 dnl FIXME This is truly gross.
904 missing_dir=`cd $ac_aux_dir && pwd`
905 AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version}, $missing_dir)
906 AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
907 AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version}, $missing_dir)
908 AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
909 AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
910 AC_REQUIRE([AC_PROG_MAKE_SET])])
912 # Copyright 2002 Free Software Foundation, Inc.
914 # This program is free software; you can redistribute it and/or modify
915 # it under the terms of the GNU General Public License as published by
916 # the Free Software Foundation; either version 2, or (at your option)
917 # any later version.
919 # This program is distributed in the hope that it will be useful,
920 # but WITHOUT ANY WARRANTY; without even the implied warranty of
921 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
922 # GNU General Public License for more details.
924 # You should have received a copy of the GNU General Public License
925 # along with this program; if not, write to the Free Software
926 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
928 # AM_AUTOMAKE_VERSION(VERSION)
929 # ----------------------------
930 # Automake X.Y traces this macro to ensure aclocal.m4 has been
931 # generated from the m4 files accompanying Automake X.Y.
932 AC_DEFUN([AM_AUTOMAKE_VERSION],[am__api_version="1.4"])
934 # AM_SET_CURRENT_AUTOMAKE_VERSION
935 # -------------------------------
936 # Call AM_AUTOMAKE_VERSION so it can be traced.
937 # This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
938 AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
939 [AM_AUTOMAKE_VERSION([1.4-p6])])
941 #
942 # Check to make sure that the build environment is sane.
943 #
945 AC_DEFUN([AM_SANITY_CHECK],
946 [AC_MSG_CHECKING([whether build environment is sane])
947 # Just in case
948 sleep 1
949 echo timestamp > conftestfile
950 # Do `set' in a subshell so we don't clobber the current shell's
951 # arguments. Must try -L first in case configure is actually a
952 # symlink; some systems play weird games with the mod time of symlinks
953 # (eg FreeBSD returns the mod time of the symlink's containing
954 # directory).
955 if (
956 set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
957 if test "[$]*" = "X"; then
958 # -L didn't work.
959 set X `ls -t $srcdir/configure conftestfile`
960 fi
961 if test "[$]*" != "X $srcdir/configure conftestfile" \
962 && test "[$]*" != "X conftestfile $srcdir/configure"; then
964 # If neither matched, then we have a broken ls. This can happen
965 # if, for instance, CONFIG_SHELL is bash and it inherits a
966 # broken ls alias from the environment. This has actually
967 # happened. Such a system could not be considered "sane".
968 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
969 alias in your environment])
970 fi
972 test "[$]2" = conftestfile
973 )
974 then
975 # Ok.
976 :
977 else
978 AC_MSG_ERROR([newly created file is older than distributed files!
979 Check your system clock])
980 fi
981 rm -f conftest*
982 AC_MSG_RESULT(yes)])
984 dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
985 dnl The program must properly implement --version.
986 AC_DEFUN([AM_MISSING_PROG],
987 [AC_MSG_CHECKING(for working $2)
988 # Run test in a subshell; some versions of sh will print an error if
989 # an executable is not found, even if stderr is redirected.
990 # Redirect stdin to placate older versions of autoconf. Sigh.
991 if ($2 --version) < /dev/null > /dev/null 2>&1; then
992 $1=$2
993 AC_MSG_RESULT(found)
994 else
995 $1="$3/missing $2"
996 AC_MSG_RESULT(missing)
997 fi
998 AC_SUBST($1)])
1000 # Like AC_CONFIG_HEADER, but automatically create stamp file.
1002 AC_DEFUN([AM_CONFIG_HEADER],
1003 [AC_PREREQ([2.12])
1004 AC_CONFIG_HEADER([$1])
1005 dnl When config.status generates a header, we must update the stamp-h file.
1006 dnl This file resides in the same directory as the config header
1007 dnl that is generated. We must strip everything past the first ":",
1008 dnl and everything past the last "/".
1009 AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
1010 ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
1011 <<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
1012 <<am_indx=1
1013 for am_file in <<$1>>; do
1014 case " <<$>>CONFIG_HEADERS " in
1015 *" <<$>>am_file "*<<)>>
1016 echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
1017 ;;
1018 esac
1019 am_indx=`expr "<<$>>am_indx" + 1`
1020 done<<>>dnl>>)
1021 changequote([,]))])
1024 dnl AM_PROG_LEX
1025 dnl Look for flex, lex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT
1026 AC_DEFUN([AM_PROG_LEX],
1027 [missing_dir=ifelse([$1],,`cd $ac_aux_dir && pwd`,$1)
1028 AC_CHECK_PROGS(LEX, flex lex, "$missing_dir/missing flex")
1029 AC_PROG_LEX
1030 AC_DECL_YYTEXT])
1032 # Add --enable-maintainer-mode option to configure.
1033 # From Jim Meyering
1035 # serial 1
1037 AC_DEFUN([AM_MAINTAINER_MODE],
1038 [AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
1039 dnl maintainer-mode is disabled by default
1040 AC_ARG_ENABLE(maintainer-mode,
1041 [ --enable-maintainer-mode enable make rules and dependencies not useful
1042 (and sometimes confusing) to the casual installer],
1043 USE_MAINTAINER_MODE=$enableval,
1044 USE_MAINTAINER_MODE=no)
1045 AC_MSG_RESULT($USE_MAINTAINER_MODE)
1046 AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
1047 MAINT=$MAINTAINER_MODE_TRUE
1048 AC_SUBST(MAINT)dnl
1049 ]
1050 )
1052 # Define a conditional.
1054 AC_DEFUN([AM_CONDITIONAL],
1055 [AC_SUBST($1_TRUE)
1056 AC_SUBST($1_FALSE)
1057 if $2; then
1058 $1_TRUE=
1059 $1_FALSE='#'
1060 else
1061 $1_TRUE='#'
1062 $1_FALSE=
1063 fi])