| blob | 378bcb3a71e912b581bfc80939c0860729e8dd20 |
1 # Process this file with autoconf to produce a configure script.
2 # require autoconf 2.54
3 AC_PREREQ(2.54)
5 dnl ***********************************
6 dnl *** include special GLib macros ***
7 dnl ***********************************
9 m4_define(glib_configure_in)
10 m4_include(acglib.m4)dnl
11 m4_include(glib/libcharset/codeset.m4)dnl
12 m4_include(glib/libcharset/glibc21.m4)dnl
13 m4_include(m4macros/glib-gettext.m4)dnl
15 #
16 # The following version number definitions apply to GLib, GModule, GObject
17 # and GThread as a whole, so if changes occoured in any of them, they are all
18 # treated with the same interface and binary age.
19 #
20 # Making releases:
21 # glib_micro_version += 1;
22 # glib_interface_age += 1;
23 # glib_binary_age += 1;
24 # if any functions have been added, set glib_interface_age to 0.
25 # if backwards compatibility has been broken,
26 # set glib_binary_age _and_ glib_interface_age to 0.
27 #
28 m4_define([glib_major_version], [2])
29 m4_define([glib_minor_version], [3])
30 m4_define([glib_micro_version], [0])
31 m4_define([glib_interface_age], [0])
32 m4_define([glib_binary_age],
33 [m4_eval(100 * glib_minor_version + glib_micro_version)])
34 m4_define([glib_version],
35 [glib_major_version.glib_minor_version.glib_micro_version])
37 # libtool version related macros
38 m4_define([glib_lt_release], [glib_major_version.glib_minor_version])
39 m4_define([glib_lt_current],
40 [m4_eval(100 * glib_minor_version + glib_micro_version - glib_interface_age)])
41 m4_define([glib_lt_revision], [glib_interface_age])
42 m4_define([glib_lt_age], [m4_eval(glib_binary_age - glib_interface_age)])
43 m4_define([glib_lt_current_minus_age],
44 [m4_eval(glib_lt_current - glib_lt_age)])
46 # if the minor version number is odd, then we want debugging. Otherwise
47 # we only want minimal debugging support.
48 m4_define([glib_debug_default],
49 [m4_if(m4_eval(glib_minor_version % 2), [1], [yes], [minimum])])dnl
52 AC_INIT(glib, [glib_version],
53 [http://bugzilla.gnome.org/enter_bug.cgi?product=glib])
55 AC_CONFIG_SRCDIR([glib/glib.h])
57 # Save this value here, since automake will set cflags later
58 cflags_set=${CFLAGS+set}
60 AM_INIT_AUTOMAKE([no-define])
62 # Specify a configuration file
63 AM_CONFIG_HEADER([config.h])
66 GLIB_MAJOR_VERSION=glib_major_version
67 GLIB_MINOR_VERSION=glib_minor_version
68 GLIB_MICRO_VERSION=glib_micro_version
69 GLIB_INTERFACE_AGE=glib_interface_age
70 GLIB_BINARY_AGE=glib_binary_age
71 GLIB_VERSION=glib_version
73 AC_SUBST(GLIB_MAJOR_VERSION)
74 AC_SUBST(GLIB_MINOR_VERSION)
75 AC_SUBST(GLIB_MICRO_VERSION)
76 AC_SUBST(GLIB_VERSION)
77 AC_SUBST(GLIB_INTERFACE_AGE)
78 AC_SUBST(GLIB_BINARY_AGE)
80 AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
81 [Define to the GLIB major version])
82 AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
83 [Define to the GLIB minor version])
84 AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
85 [Define to the GLIB micro version])
86 AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
87 [Define to the GLIB interface age])
88 AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
89 [Define to the GLIB binary age])
91 # libtool versioning
92 LT_RELEASE=glib_lt_release
93 LT_CURRENT=glib_lt_current
94 LT_REVISION=glib_lt_revision
95 LT_AGE=glib_lt_age
96 LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
97 AC_SUBST(LT_RELEASE)
98 AC_SUBST(LT_CURRENT)
99 AC_SUBST(LT_REVISION)
100 AC_SUBST(LT_AGE)
101 AC_SUBST(LT_CURRENT_MINUS_AGE)
103 dnl Initialize maintainer mode
104 AM_MAINTAINER_MODE
106 AC_CANONICAL_HOST
108 AC_MSG_CHECKING([for the BeOS])
109 case $host in
110 *-*-beos*)
111 glib_native_beos="yes"
112 ;;
113 *)
114 glib_native_beos="no"
115 ;;
116 esac
117 AC_MSG_RESULT([$glib_native_beos])
119 dnl
121 AC_MSG_CHECKING([for Win32])
122 case "$host" in
123 *-*-mingw*)
124 glib_native_win32=yes
125 G_LIB_WIN32_RESOURCE=glib-win32res.lo
126 G_MODULE_WIN32_RESOURCE=gmodule-win32res.lo
127 G_OBJECT_WIN32_RESOURCE=gobject-win32res.lo
128 G_THREAD_WIN32_RESOURCE=gthread-win32res.lo
129 GLIB_DEF=glib.def
130 GMODULE_DEF=gmodule.def
131 GOBJECT_DEF=gobject.def
132 GTHREAD_DEF=gthread.def
133 TESTGMODULE_EXP=testgmodule.exp
134 ;;
135 *)
136 glib_native_win32=no
137 G_LIB_WIN32_RESOURCE=
138 G_MODULE_WIN32_RESOURCE=
139 G_OBJECT_WIN32_RESOURCE=
140 G_THREAD_WIN32_RESOURCE=
141 GLIB_DEF=
142 GMODULE_DEF=
143 GOBJECT_DEF=
144 GTHREAD_DEF=
145 TESTGMODULE_EXP=
146 ;;
147 esac
148 AC_MSG_RESULT([$glib_native_win32])
149 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
150 AC_SUBST(G_LIB_WIN32_RESOURCE)
151 AC_SUBST(G_MODULE_WIN32_RESOURCE)
152 AC_SUBST(G_OBJECT_WIN32_RESOURCE)
153 AC_SUBST(G_THREAD_WIN32_RESOURCE)
154 AC_SUBST(GLIB_DEF)
155 AC_SUBST(GMODULE_DEF)
156 AC_SUBST(GOBJECT_DEF)
157 AC_SUBST(GTHREAD_DEF)
158 AC_SUBST(TESTGMODULE_EXP)
160 if test "$glib_native_win32" = "yes"; then
161 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
162 fi
163 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
165 dnl declare --enable-* args and collect ac_help strings
166 AC_ARG_ENABLE(debug,
167 AC_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
168 [turn on debugging @<:@default=glib_debug_default@:>@]),,
169 enable_debug=glib_debug_default)
171 AC_ARG_ENABLE(gc_friendly,
172 [AC_HELP_STRING([--enable-gc-friendly],
173 [turn on garbage collector friendliness [default=no]])],,
174 [enable_gc_friendly=no])
175 AC_ARG_ENABLE(mem_pools,
176 [AC_HELP_STRING([--disable-mem-pools],
177 [disable all glib memory pools])],,
178 [disable_mem_pools=no])
179 AC_ARG_ENABLE(ansi,
180 [AC_HELP_STRING([--enable-ansi],
181 [turn on strict ansi [default=no]])],,
182 [enable_ansi=no])
183 AC_ARG_ENABLE(threads,
184 [AC_HELP_STRING([--enable-threads],
185 [turn on basic thread support [default=yes]
186 ([=no] will override --with-threads)])],,
187 [enable_threads=yes])
188 AC_ARG_ENABLE(rebuilds,
189 [AC_HELP_STRING([--disable-rebuilds],
190 [disable all source autogeneration rules])],,
191 [enable_rebuilds=yes])
193 if test "x$enable_threads" != "xyes"; then
194 enable_threads=no
195 fi
197 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, ["${enable_debug}"],
198 [Whether glib was compiled with debugging enabled])
200 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
201 if test "x$enable_gc_friendly" = "xyes"; then
202 AC_DEFINE(ENABLE_GC_FRIENDLY, 1, [Whether to enable GC friendliness])
203 AC_SUBST(ENABLE_GC_FRIENDLY)
204 AC_MSG_RESULT([yes])
205 else
206 AC_MSG_RESULT([no])
207 fi
209 AC_MSG_CHECKING([whether to disable memory pools])
210 if test "x$disable_mem_pools" = "xno"; then
211 AC_MSG_RESULT([no])
212 else
213 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
214 AC_SUBST(DISABLE_MEM_POOLS)
215 AC_MSG_RESULT([yes])
216 fi
218 dnl Checks for programs.
219 AC_PROG_CC
221 dnl Check for a working C++ compiler, but do not bail out, if none is found.
222 AC_CHECK_PROGS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
223 AC_LANG_SAVE
224 AC_LANG_CPLUSPLUS
225 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
226 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
227 AC_LANG_RESTORE
229 AM_PROG_CC_STDC
230 AC_PROG_INSTALL
232 AC_SYS_LARGEFILE
234 #
235 # Find pkg-config
236 #
237 AC_PATH_PROG(PKG_CONFIG, [pkg-config], [no])
238 if test x$PKG_CONFIG = xno ; then
239 AC_MSG_ERROR([*** pkg-config not found. See http://www.freedesktop.org/software/pkgconfig/])
240 fi
242 if $PKG_CONFIG --atleast-pkgconfig-version 0.14 ; then
243 :
244 else
245 AC_MSG_ERROR([*** pkg-config too old; version 0.14 or better required.])
246 fi
248 if test "x$enable_debug" = "xyes"; then
249 if test x$cflags_set != xset ; then
250 case " $CFLAGS " in
251 *[[\ \ ]]-g[[\ \ ]]*) ;;
252 *) CFLAGS="$CFLAGS -g" ;;
253 esac
254 fi
256 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
257 else
258 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
260 if test "x$enable_debug" = "xno"; then
261 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
262 fi
263 fi
265 # Ensure MSVC-compatible struct packing convention is used when
266 # compiling for Win32 with gcc.
267 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
268 # gcc2 uses "-fnative-struct".
269 if test x"$glib_native_win32" = xyes; then
270 if test x"$GCC" = xyes; then
271 msnative_struct=''
272 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
273 if test -z "$ac_cv_prog_CC"; then
274 our_gcc="$CC"
275 else
276 our_gcc="$ac_cv_prog_CC"
277 fi
278 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
279 2.)
280 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
281 msnative_struct='-fnative-struct'
282 fi
283 ;;
284 *)
285 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
286 msnative_struct='-mms-bitfields'
287 fi
288 ;;
289 esac
290 if test x"$msnative_struct" = x ; then
291 AC_MSG_RESULT([no way])
292 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
293 else
294 CFLAGS="$CFLAGS $msnative_struct"
295 AC_MSG_RESULT([${msnative_struct}])
296 fi
297 fi
298 fi
300 AC_CYGWIN
301 AC_EXEEXT
303 # define a MAINT-like variable REBUILD which is set if Perl
304 # and awk are found, so autogenerated sources can be rebuilt
305 AC_PROG_AWK
306 AC_CHECK_PROGS(PERL, [perl5 perl])
307 # We would like indent, but don't require it.
308 AC_CHECK_PROG(INDENT, indent, indent)
309 REBUILD=\#
310 if test "x$enable_rebuilds" = "xyes" && \
311 test -n "$PERL" && \
312 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
313 test -n "$AWK" ; then
314 REBUILD=
315 fi
316 AC_SUBST(REBUILD)
318 # Need full path to Perl for glib-mkenums
319 #
320 if test "x$PERL" != x ; then
321 AC_PATH_PROG(PERL_PATH, [$PERL])
322 else
323 PERL_PATH="/usr/bin/env perl"
324 fi
325 AC_SUBST(PERL_PATH)
327 dnl ***********************
328 dnl *** Tests for iconv ***
329 dnl ***********************
330 dnl
331 dnl We do this before the gettext checks, to avoid distortion
333 AC_ARG_WITH(libiconv,
334 [AC_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
335 [use the libiconv library])],,
336 [with_libiconv=maybe])
338 found_iconv=no
339 case $with_libiconv in
340 maybe)
341 # Check in the C library first
342 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
343 # Check if we have GNU libiconv
344 if test $found_iconv = "no"; then
345 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
346 fi
347 # Check if we have a iconv in -liconv, possibly from vendor
348 if test $found_iconv = "no"; then
349 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
350 fi
351 ;;
352 no)
353 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
354 ;;
355 gnu|yes)
356 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
357 ;;
358 native)
359 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
360 ;;
361 esac
363 if test "x$found_iconv" = "xno" ; then
364 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
365 fi
367 dnl
368 dnl gettext support
369 dnl
371 ALL_LINGUAS="am ar az be bg bn ca cs cy da de el eo es et eu fa fi fr gl he hi id is it ja ko lt lv mk mn ms nl nn no pl pt pt_BR ro ru sk sl sq sr sr@Latn sv ta tr uk vi yi zh_CN zh_TW"
372 GLIB_GNU_GETTEXT
374 if test "$gt_cv_have_gettext" != "yes" ; then
375 AC_MSG_ERROR([
376 *** You must have either have gettext support in your C library, or use the
377 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
378 ])
379 fi
381 LIBS="$INTLLIBS $LIBS"
383 GETTEXT_PACKAGE=glib20
384 AC_SUBST(GETTEXT_PACKAGE)
385 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
386 [Define the gettext package to be used])
388 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
390 dnl
391 dnl Now we are done with gettext checks, figure out ICONV_LIBS
392 dnl
394 if test x$with_libiconv != xno ; then
395 case " $INTLLIBS " in
396 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
397 *) ICONV_LIBS="-liconv" ;;
398 esac
399 fi
400 AC_SUBST(ICONV_LIBS)
402 case $with_libiconv in
403 gnu)
404 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
405 ;;
406 native)
407 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
408 ;;
409 esac
411 dnl Initialize libtool
412 AM_DISABLE_STATIC
413 AC_LIBTOOL_WIN32_DLL
414 AM_PROG_LIBTOOL
416 if test "x$GCC" = "xyes"; then
417 case " $CFLAGS " in
418 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
419 *) CFLAGS="$CFLAGS -Wall" ;;
420 esac
422 if test "x$enable_ansi" = "xyes"; then
423 case " $CFLAGS " in
424 *[[\ \ ]]-ansi[[\ \ ]]*) ;;
425 *) CFLAGS="$CFLAGS -ansi" ;;
426 esac
428 case " $CFLAGS " in
429 *[[\ \ ]]-pedantic[[\ \ ]]*) ;;
430 *) CFLAGS="$CFLAGS -pedantic" ;;
431 esac
432 fi
433 fi
435 dnl
436 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
437 dnl
438 if test $cross_compiling != yes ; then
439 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
440 glib_save_LIBS=$LIBS
441 LIBS="$LIBS -lm"
442 AC_TRY_RUN([#include <math.h>
443 int main (void) { return (log(1) != log(1.)); }],
444 AC_MSG_RESULT(none needed),
445 glib_save_CFLAGS=$CFLAGS
446 CFLAGS="$CFLAGS -std1"
447 AC_TRY_RUN([#include <math.h>
448 int main (void) { return (log(1) != log(1.)); }],
449 AC_MSG_RESULT(-std1),
450 AC_MSG_RESULT()
451 CFLAGS=$glib_save_CFLAGS
452 AC_MSG_WARN(
453 [No ANSI prototypes found in library. (-std1 didn't work.)])
454 )
455 )
456 LIBS=$glib_save_LIBS
457 fi
459 dnl NeXTStep cc seems to need this
460 AC_MSG_CHECKING([for extra flags for POSIX compliance])
461 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
462 AC_MSG_RESULT(none needed),
463 glib_save_CFLAGS=$CFLAGS
464 CFLAGS="$CFLAGS -posix"
465 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
466 AC_MSG_RESULT(-posix),
467 AC_MSG_RESULT()
468 CFLAGS=$glib_save_CFLAGS
469 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
471 # Checks for header files.
472 AC_HEADER_STDC
474 # Checks for library functions.
475 AC_FUNC_VPRINTF
477 AC_FUNC_ALLOCA
479 AC_CHECK_FUNCS(atexit on_exit)
481 AC_CHECK_SIZEOF(char)
482 AC_CHECK_SIZEOF(short)
483 AC_CHECK_SIZEOF(long)
484 AC_CHECK_SIZEOF(int)
485 AC_CHECK_SIZEOF(void *)
486 AC_CHECK_SIZEOF(long long)
487 AC_CHECK_SIZEOF(__int64)
489 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
490 :
491 else
492 AC_MSG_ERROR([
493 *** GLib requires a 64 bit type. You might want to consider
494 *** using the GNU C compiler.
495 ])
496 fi
498 if test x$ac_cv_sizeof_long_long = x8; then
499 # long long is a 64 bit integer.
500 AC_MSG_CHECKING(for format to printf and scanf a guint64)
501 AC_CACHE_VAL(glib_cv_long_long_format,[
502 for format in ll q I64; do
503 AC_TRY_RUN([#include <stdio.h>
504 int main()
505 {
506 long long b, a = -0x3AFAFAFAFAFAFAFALL;
507 char buffer[1000];
508 sprintf (buffer, "%${format}u", a);
509 sscanf (buffer, "%${format}u", &b);
510 exit (b!=a);
511 }
512 ],
513 [glib_cv_long_long_format=${format}
514 break],
515 [],[:])
516 done])
517 if test -n "$glib_cv_long_long_format"; then
518 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
519 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
520 else
521 AC_MSG_RESULT(none)
522 fi
523 elif test x$ac_cv_sizeof___int64 = x8; then
524 # __int64 is a 64 bit integer.
525 AC_MSG_CHECKING(for format to printf and scanf a guint64)
526 # We know this is MSVC, and what the formats are
527 glib_cv_long_long_format=I64
528 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
529 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
530 fi
532 dnl long doubles were not used, and a portability problem
533 dnl AC_C_LONG_DOUBLE
534 AC_C_CONST
536 dnl ok, here we try to check whether the systems prototypes for
537 dnl malloc and friends actually match the prototypes provided
538 dnl by gmem.h (keep in sync). i currently only know how to check
539 dnl this reliably with gcc (-Werror), improvements for other
540 dnl compilers are apprechiated.
541 SANE_MALLOC_PROTOS=no
542 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
543 glib_save_CFLAGS=$CFLAGS
544 if test "x$GCC" = "xyes"; then
545 CFLAGS="$CFLAGS -Werror"
546 AC_TRY_COMPILE([#include <stdlib.h>], [
547 void* (*my_calloc_p) (size_t, size_t) = calloc;
548 void* (*my_malloc_p) (size_t) = malloc;
549 void (*my_free_p) (void*) = free;
550 void* (*my_realloc_p) (void*, size_t) = realloc;
551 my_calloc_p = 0;
552 my_malloc_p = 0;
553 my_free_p = 0;
554 my_realloc_p = 0;
555 ],
556 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
557 [Define if you have correct malloc prototypes])
558 SANE_MALLOC_PROTOS=yes)
559 fi
560 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
561 CFLAGS=$glib_save_CFLAGS
563 dnl
564 dnl check in which direction the stack grows
565 dnl
566 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
567 AC_TRY_RUN([
568 volatile int *a = 0, *b = 0;
569 void foo (void);
570 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
571 void foo (void) { volatile int x = 5; b = &x; }
572 ],
573 glib_cv_stack_grows=no
574 ,
575 glib_cv_stack_grows=yes
576 ,)
577 ])
579 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
580 dnl truely know which ones of `inline', `__inline' and `__inline__' are
581 dnl actually supported.
582 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
583 AC_COMPILE_IFELSE([
584 __inline int foo () { return 0; }
585 int main () { return foo (); }
586 ],
587 glib_cv_has__inline=yes
588 ,
589 glib_cv_has__inline=no
590 ,)
591 ])
592 case x$glib_cv_has__inline in
593 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
594 esac
595 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
596 AC_COMPILE_IFELSE([
597 __inline__ int foo () { return 0; }
598 int main () { return foo (); }
599 ],
600 glib_cv_has__inline__=yes
601 ,
602 glib_cv_has__inline__=no
603 ,)
604 ])
605 case x$glib_cv_has__inline__ in
606 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
607 esac
608 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
609 AC_COMPILE_IFELSE([
610 #undef inline
611 inline int foo () { return 0; }
612 int main () { return foo (); }
613 ],
614 glib_cv_hasinline=yes
615 ,
616 glib_cv_hasinline=no
617 ,)
618 ])
619 case x$glib_cv_hasinline in
620 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
621 esac
623 # check for flavours of varargs macros
624 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
625 AC_TRY_COMPILE([],[
626 int a(int p1, int p2, int p3);
627 #define call_a(...) a(1,__VA_ARGS__)
628 call_a(2,3);
629 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
630 AC_MSG_RESULT($g_have_iso_c_varargs)
632 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
633 if test "$CXX" = ""; then
634 dnl No C++ compiler
635 g_have_iso_cxx_varargs=no
636 else
637 AC_LANG_CPLUSPLUS
638 AC_TRY_COMPILE([],[
639 int a(int p1, int p2, int p3);
640 #define call_a(...) a(1,__VA_ARGS__)
641 call_a(2,3);
642 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
643 AC_LANG_C
644 fi
645 AC_MSG_RESULT($g_have_iso_cxx_varargs)
647 AC_MSG_CHECKING(for GNUC varargs macros)
648 AC_TRY_COMPILE([],[
649 int a(int p1, int p2, int p3);
650 #define call_a(params...) a(1,params)
651 call_a(2,3);
652 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
653 AC_MSG_RESULT($g_have_gnuc_varargs)
655 # check for bytesex stuff
656 AC_C_BIGENDIAN
658 # check for header files
659 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h sys/param.h sys/poll.h sys/select.h sys/types.h])
660 AC_CHECK_HEADERS([sys/time.h sys/times.h unistd.h values.h stdint.h sched.h])
662 # Checks for libcharset
663 jm_LANGINFO_CODESET
664 jm_GLIBC21
665 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
666 AC_CHECK_FUNCS(setlocale)
668 AC_MSG_CHECKING(whether make is GNU Make)
669 STRIP_BEGIN=
670 STRIP_END=
671 if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then
672 STRIP_BEGIN='$(strip $(STRIP_DUMMY)'
673 STRIP_END=')'
674 AC_MSG_RESULT(yes)
675 else
676 AC_MSG_RESULT(no)
677 fi
678 STRIP_DUMMY=
679 AC_SUBST(STRIP_DUMMY)
680 AC_SUBST(STRIP_BEGIN)
681 AC_SUBST(STRIP_END)
683 # check additional type sizes
684 AC_CHECK_SIZEOF(size_t)
686 dnl Try to figure out whether gsize, gssize should be long or int
687 AC_MSG_CHECKING([for the appropriate definition for size_t])
689 case $ac_cv_sizeof_size_t in
690 $ac_cv_sizeof_short)
691 glib_size_type=short
692 ;;
693 $ac_cv_sizeof_int)
694 glib_size_type=int
695 ;;
696 $ac_cv_sizeof_long)
697 glib_size_type=long
698 ;;
699 *) AC_MSG_ERROR([No type matching size_t in size])
700 ;;
701 esac
703 dnl If int/long are the same size, we see which one produces
704 dnl warnings when used in the location as size_t. (This matters
705 dnl on AIX with xlc)
706 dnl
707 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
708 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
709 GLIB_CHECK_COMPILE_WARNINGS([
710 #include <stddef.h>
711 int main ()
712 {
713 size_t s = 1;
714 unsigned int *size_int = &s;
715 return (int)*size_int;
716 }
717 ],glib_size_type=int,
718 [GLIB_CHECK_COMPILE_WARNINGS([
719 #include <stddef.h>
720 int main ()
721 {
722 size_t s = 1;
723 unsigned long *size_long = &s;
724 return (int)*size_long;
725 }
726 ],glib_size_type=long)])
727 fi
729 AC_MSG_RESULT(unsigned $glib_size_type)
731 # Check for some functions
732 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd nanosleep vasprintf setenv unsetenv getc_unlocked readlink symlink)
734 AC_FUNC_VSNPRINTF_C99
735 AC_FUNC_PRINTF_UNIX98
737 #
738 # Check whether to use an included printf
739 #
741 AC_ARG_ENABLE(included-printf,
742 [AC_HELP_STRING([--enable-included-printf],
743 [use included printf [default=auto]])],
744 enable_included_printf="$enableval")
746 need_included_printf=no
747 if test "x$enable_included_printf" = "xyes" ; then
748 need_included_printf=yes
749 fi
750 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
751 need_included_printf=yes
752 fi
753 if test "$ac_cv_func_printf_unix98" != "yes" ; then
754 need_included_printf=yes
755 fi
756 if test "x$ac_cv_sizeof_long_long" = "x8" &&
757 test -z "$glib_cv_long_long_format" ; then
758 need_included_printf=yes
759 fi
761 if test "x$enable_included_printf" = "xno" &&
762 test "x$need_included_printf" = "xyes" ; then
763 AC_MSG_ERROR([
764 *** Your C library's printf doesn't appear to have the features that
765 *** GLib needs, but you specified --enable-included-printf=no.])
766 fi
768 enable_included_printf=$need_included_printf
770 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
771 if test "$enable_included_printf" != "yes" ; then
772 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
773 else
774 glib_cv_long_long_format="ll"
775 AC_DEFINE(HAVE_VASPRINTF,1)
776 fi
778 # Checks needed for gnulib vasnprintf
779 bh_C_SIGNED
780 jm_AC_TYPE_LONG_LONG
781 gt_TYPE_LONGDOUBLE
782 gt_TYPE_WCHAR_T
783 gt_TYPE_WINT_T
784 AC_TYPE_SIZE_T
785 AC_CHECK_TYPES(ptrdiff_t)
786 jm_AC_TYPE_INTMAX_T
787 AC_CHECK_FUNCS(snprintf)
788 AC_FUNC_SNPRINTF_C99
790 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
791 # The check is borrowed from the PERL Configure script.
792 if test "$ac_cv_func_memmove" != "yes"; then
793 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
794 glib_cv_working_bcopy,[AC_TRY_RUN([
795 int main() {
796 char buf[128], abc[128], *b;
797 int len, off, align;
798 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
799 for (align = 7; align >= 0; align--) {
800 for (len = 36; len; len--) {
801 b = buf+align; bcopy(abc, b, len);
802 for (off = 1; off <= len; off++) {
803 bcopy(b, b+off, len); bcopy(b+off, b, len);
804 if (bcmp(b, abc, len)) return(1);
805 }
806 }
807 }
808 return(0);
809 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
811 GLIB_ASSERT_SET(glib_cv_working_bcopy)
812 if test "$glib_cv_working_bcopy" = "yes"; then
813 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
814 fi
815 fi
817 # Check for sys_errlist
818 AC_MSG_CHECKING(for sys_errlist)
819 AC_TRY_LINK(, [
820 extern char *sys_errlist[];
821 extern int sys_nerr;
822 sys_errlist[sys_nerr-1][0] = 0;
823 ], glib_ok=yes, glib_ok=no)
824 AC_MSG_RESULT($glib_ok)
825 if test "$glib_ok" = "no"; then
826 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
827 fi
829 # Check for sys_siglist
830 AC_MSG_CHECKING(for sys_siglist)
831 AC_TRY_LINK(, [
832 extern char *sys_siglist[];
833 exit (sys_siglist[0]);
834 ], glib_ok=yes, glib_ok=no)
835 AC_MSG_RESULT($glib_ok)
836 if test "$glib_ok" = "no"; then
837 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
838 fi
840 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
841 AC_MSG_CHECKING(for sys_siglist declaration)
842 AC_TRY_COMPILE([#include <signal.h>], [
843 strlen (sys_siglist[0]);
844 ], glib_ok=yes, glib_ok=no)
845 AC_MSG_RESULT($glib_ok)
846 if test "$glib_ok" = "no"; then
847 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
848 fi
850 # Check if <sys/select.h> needs to be included for fd_set
851 AC_MSG_CHECKING([for fd_set])
852 AC_TRY_COMPILE([#include <sys/types.h>],
853 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
854 if test "$gtk_ok" = "yes"; then
855 AC_MSG_RESULT([yes, found in sys/types.h])
856 else
857 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
858 if test "$gtk_ok" = "yes"; then
859 # *** FIXME: give it a different name
860 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
861 AC_MSG_RESULT([yes, found in sys/select.h])
862 else
863 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
864 AC_MSG_RESULT(no)
865 fi
866 fi
868 dnl *** check for sane realloc() ***
869 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
870 AC_TRY_RUN([#include <stdlib.h>
871 int main() {
872 return realloc (0, sizeof (int)) == 0;
873 }],
874 [glib_cv_sane_realloc=yes],
875 [glib_cv_sane_realloc=no],
876 [glib_cv_sane_realloc=yes])
877 ])
878 if test x$glib_cv_sane_realloc = xyes; then
879 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
880 fi
882 dnl Check for nl_langinfo and CODESET
884 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
885 AC_TRY_COMPILE([#include <langinfo.h>],
886 [char *codeset = nl_langinfo (CODESET);],
887 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
888 have_codeset=yes,
889 have_codeset=no)
890 AC_MSG_RESULT($have_codeset)
893 dnl ****************************************
894 dnl *** strlcpy/strlcat ***
895 dnl ****************************************
896 # Check for strlcpy
897 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
898 AC_TRY_RUN([#include <stdlib.h>
899 #include <string.h>
900 int main() {
901 char p[10];
902 (void) strlcpy (p, "hi", 10);
903 if (strlcat (p, "bye", 0) != 3)
904 return 1;
905 return 0;
906 }], glib_cv_have_strlcpy=yes,
907 glib_cv_have_strlcpy=no,
908 glib_cv_have_strlcpy=no)])
909 if test "$glib_cv_have_strlcpy" = "yes"; then
910 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
911 fi
914 dnl **********************
915 dnl *** va_copy checks ***
916 dnl **********************
917 dnl we currently check for all three va_copy possibilities, so we get
918 dnl all results in config.log for bug reports.
919 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
920 AC_LINK_IFELSE([#include <stdarg.h>
921 void f (int i, ...) {
922 va_list args1, args2;
923 va_start (args1, i);
924 va_copy (args2, args1);
925 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
926 exit (1);
927 va_end (args1); va_end (args2);
928 }
929 int main() {
930 f (0, 42);
931 return 0;
932 }],
933 [glib_cv_va_copy=yes],
934 [glib_cv_va_copy=no])
935 ])
936 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
937 AC_LINK_IFELSE([#include <stdarg.h>
938 void f (int i, ...) {
939 va_list args1, args2;
940 va_start (args1, i);
941 __va_copy (args2, args1);
942 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
943 exit (1);
944 va_end (args1); va_end (args2);
945 }
946 int main() {
947 f (0, 42);
948 return 0;
949 }],
950 [glib_cv___va_copy=yes],
951 [glib_cv___va_copy=no])
952 ])
954 if test "x$glib_cv_va_copy" = "xyes"; then
955 g_va_copy_func=va_copy
956 else if test "x$glib_cv___va_copy" = "xyes"; then
957 g_va_copy_func=__va_copy
958 fi
959 fi
961 if test -n "$g_va_copy_func"; then
962 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
963 fi
965 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
966 AC_TRY_RUN([#include <stdarg.h>
967 void f (int i, ...) {
968 va_list args1, args2;
969 va_start (args1, i);
970 args2 = args1;
971 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
972 exit (1);
973 va_end (args1); va_end (args2);
974 }
975 int main() {
976 f (0, 42);
977 return 0;
978 }],
979 [glib_cv_va_val_copy=yes],
980 [glib_cv_va_val_copy=no],
981 [glib_cv_va_val_copy=yes])
982 ])
984 if test "x$glib_cv_va_val_copy" = "xno"; then
985 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
986 fi
988 dnl ***********************
989 dnl *** g_module checks ***
990 dnl ***********************
991 G_MODULE_LIBS=
992 G_MODULE_LIBS_EXTRA=
993 G_MODULE_PLUGIN_LIBS=
994 if test x"$glib_native_win32" = xyes; then
995 dnl No use for this on Win32
996 G_MODULE_LDFLAGS=
997 else
998 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
999 fi
1000 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1001 G_MODULE_NEED_USCORE=0
1002 G_MODULE_BROKEN_RTLD_GLOBAL=0
1003 G_MODULE_HAVE_DLERROR=0
1004 dnl *** force native WIN32 shared lib loader
1005 if test -z "$G_MODULE_IMPL"; then
1006 case "$host" in
1007 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1008 esac
1009 fi
1010 dnl *** dlopen() and dlsym() in system libraries
1011 if test -z "$G_MODULE_IMPL"; then
1012 AC_CHECK_FUNC(dlopen,
1013 [AC_CHECK_FUNC(dlsym,
1014 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1015 [])
1016 fi
1017 dnl *** load_image (BeOS)
1018 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1019 AC_CHECK_LIB(root, load_image,
1020 [G_MODULE_LIBS="-lbe -lroot -lglib"
1021 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1022 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1023 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1024 [])
1025 fi
1026 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1027 if test -z "$G_MODULE_IMPL"; then
1028 AC_CHECK_FUNC(NSLinkModule,
1029 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1030 G_MODULE_NEED_USCORE=1],
1031 [])
1032 fi
1033 dnl *** dlopen() and dlsym() in libdl
1034 if test -z "$G_MODULE_IMPL"; then
1035 AC_CHECK_LIB(dl, dlopen,
1036 [AC_CHECK_LIB(dl, dlsym,
1037 [G_MODULE_LIBS=-ldl
1038 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1039 [])
1040 fi
1041 dnl *** shl_load() in libdld (HP-UX)
1042 if test -z "$G_MODULE_IMPL"; then
1043 AC_CHECK_LIB(dld, shl_load,
1044 [G_MODULE_LIBS=-ldld
1045 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1046 [])
1047 fi
1048 dnl *** additional checks for G_MODULE_IMPL_DL
1049 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1050 LIBS_orig="$LIBS"
1051 LDFLAGS_orig="$LDFLAGS"
1052 LIBS="$G_MODULE_LIBS $LIBS"
1053 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1054 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1055 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1056 glib_cv_rtldglobal_broken,[
1057 AC_TRY_RUN([
1058 #include <dlfcn.h>
1059 #ifndef RTLD_GLOBAL
1060 # define RTLD_GLOBAL 0
1061 #endif
1062 #ifndef RTLD_LAZY
1063 # define RTLD_LAZY 0
1064 #endif
1065 int pthread_create;
1066 int main () {
1067 void *handle, *global, *local;
1068 global = &pthread_create;
1069 handle = dlopen ("libpthread.so", RTLD_GLOBAL | RTLD_LAZY);
1070 if (!handle) return 0;
1071 local = dlsym (handle, "pthread_create");
1072 return global == local;
1073 } ],
1074 [glib_cv_rtldglobal_broken=no],
1075 [glib_cv_rtldglobal_broken=yes],
1076 [glib_cv_rtldglobal_broken=no])
1077 rm -f plugin.c plugin.o plugin.lo
1078 ])
1079 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1080 G_MODULE_BROKEN_RTLD_GLOBAL=1
1081 else
1082 G_MODULE_BROKEN_RTLD_GLOBAL=0
1083 fi
1084 dnl *** check whether we need preceeding underscores
1085 AC_CACHE_CHECK([for preceeding underscore in symbols],
1086 glib_cv_uscore,[
1087 AC_TRY_RUN([#include <dlfcn.h>
1088 int glib_underscore_test (void) { return 42; }
1089 int main() {
1090 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1091 handle = dlopen ((void*)0, 0);
1092 if (handle) {
1093 f1 = dlsym (handle, "glib_underscore_test");
1094 f2 = dlsym (handle, "_glib_underscore_test");
1095 } return (!f2 || f1);
1096 }],
1097 [glib_cv_uscore=yes],
1098 [glib_cv_uscore=no],
1099 [])
1100 rm -f plugin.c plugin.$ac_objext plugin.lo
1101 ])
1102 GLIB_ASSERT_SET(glib_cv_uscore)
1103 if test "x$glib_cv_uscore" = "xyes"; then
1104 G_MODULE_NEED_USCORE=1
1105 else
1106 G_MODULE_NEED_USCORE=0
1107 fi
1109 LDFLAGS="$LDFLAGS_orig"
1110 dnl *** check for having dlerror()
1111 AC_CHECK_FUNC(dlerror,
1112 [G_MODULE_HAVE_DLERROR=1],
1113 [G_MODULE_HAVE_DLERROR=0])
1114 LIBS="$LIBS_orig"
1115 fi
1116 dnl *** done, have we got an implementation?
1117 if test -z "$G_MODULE_IMPL"; then
1118 G_MODULE_IMPL=0
1119 G_MODULE_SUPPORTED=false
1120 else
1121 G_MODULE_SUPPORTED=true
1122 fi
1124 AC_MSG_CHECKING(for the suffix of shared libraries)
1125 case "$host_os" in
1126 hpux9* | hpux10* | hpux11*) # taken from ltconfig
1127 glib_gmodule_suffix='sl'
1128 ;;
1129 cygwin* | mingw*)
1130 glib_gmodule_suffix='dll'
1131 ;;
1132 *)
1133 glib_gmodule_suffix='so'
1134 ;;
1135 esac
1136 AC_MSG_RESULT(.$glib_gmodule_suffix)
1138 AC_SUBST(G_MODULE_SUPPORTED)
1139 AC_SUBST(G_MODULE_IMPL)
1140 AC_SUBST(G_MODULE_LIBS)
1141 AC_SUBST(G_MODULE_LIBS_EXTRA)
1142 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1143 AC_SUBST(G_MODULE_LDFLAGS)
1144 AC_SUBST(G_MODULE_HAVE_DLERROR)
1145 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1146 AC_SUBST(G_MODULE_NEED_USCORE)
1147 AC_SUBST(GLIB_DEBUG_FLAGS)
1149 dnl **********************
1150 dnl *** g_spawn checks ***
1151 dnl **********************
1153 AC_MSG_CHECKING(for gspawn implementation)
1154 case "$host" in
1155 *-*-mingw*)
1156 GSPAWN=gspawn-win32.lo
1157 ;;
1158 *)
1159 GSPAWN=gspawn.lo
1160 ;;
1161 esac
1162 AC_MSG_RESULT($GSPAWN)
1163 AC_SUBST(GSPAWN)
1165 dnl *************************
1166 dnl *** GIOChannel checks ***
1167 dnl *************************
1169 AC_MSG_CHECKING(for GIOChannel implementation)
1170 case "$host" in
1171 *-*-mingw*)
1172 GIO=giowin32.lo
1173 ;;
1174 *)
1175 GIO=giounix.lo
1176 ;;
1177 esac
1178 AC_MSG_RESULT($GIO)
1179 AC_SUBST(GIO)
1181 dnl check for cpu to enable double checked locking when possible
1182 dnl ************************************************************
1184 if test x"$have_threads" != xno; then
1185 AC_MSG_CHECKING(whether double checked locking is safe)
1186 # According to glibc/linuxthreads the following platforms do
1187 # not have the notion of a read or write memory barrier and
1188 # therefore the double checked locking should be safe. Have a
1189 # look at pthread_once in glibc/linuxthreads/mutex.c to see,
1190 # what this means.
1191 case $host_cpu in
1192 arm|hppa|i386|i686|ia64|m68k|sh|cris|x86_64)
1193 g_use_double_checked_locking=yes
1194 ;;
1195 *)
1196 g_use_double_checked_locking=no
1197 ;;
1198 esac
1199 AC_MSG_RESULT($g_use_double_checked_locking)
1200 fi
1202 dnl ****************************************
1203 dnl *** platform dependent source checks ***
1204 dnl ****************************************
1206 AC_MSG_CHECKING(for platform-dependent source)
1207 case "$host" in
1208 *-*-cygwin*|*-*-mingw*)
1209 PLATFORMDEP=gwin32.lo
1210 ;;
1211 *)
1212 PLATFORMDEP=
1213 ;;
1214 esac
1215 AC_MSG_RESULT($PLATFORMDEP)
1216 AC_SUBST(PLATFORMDEP)
1218 AC_MSG_CHECKING([whether to compile timeloop])
1219 case "$host" in
1220 *-*-cygwin*|*-*-mingw*)
1221 enable_timeloop=no
1222 ;;
1223 *)
1224 enable_timeloop=yes
1225 ;;
1226 esac
1227 AC_MSG_RESULT($enable_timeloop)
1228 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1230 AC_MSG_CHECKING([if building for some Win32 platform])
1231 case "$host" in
1232 *-*-mingw*|*-*-cygwin*)
1233 platform_win32=yes
1234 ;;
1235 *)
1236 platform_win32=no
1237 ;;
1238 esac
1239 AC_MSG_RESULT($platform_win32)
1240 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1242 dnl ***********************
1243 dnl *** g_thread checks ***
1244 dnl ***********************
1246 AC_ARG_WITH(threads,
1247 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/solaris/win32@:>@],
1248 [specify a thread implementation to use])],
1249 [if test "x$with_threads" = x; then
1250 want_threads=yes
1251 else
1252 want_threads=$with_threads
1253 fi],
1254 [want_threads=yes])
1255 if test "x$enable_threads" = "xno"; then
1256 want_threads=no
1257 fi
1259 dnl error and warning message
1260 dnl *************************
1262 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1263 computer. GLib will not have a default thread implementation."
1265 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1266 platform (normally it's "_REENTRANT"). I'll not use any flag on
1267 compilation now, but then your programs might not work.
1268 Please provide information on how it is done on your system."
1270 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1271 "
1273 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1274 provide information on your thread implementation.
1275 You can also run 'configure --disable-threads'
1276 to compile without thread support."
1278 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1279 functions will not be MT-safe during their first call because
1280 there is no working 'getpwuid_r' on your system."
1282 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1283 because there is no 'localtime_r' on your system."
1285 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1286 crude surrogate will be used. If you happen to know a
1287 yield function for your system, please inform the GLib
1288 developers."
1290 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1291 threads on your system. Thus threads can only have the default
1292 priority. If you happen to know these main/max
1293 priorities, please inform the GLib developers."
1295 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1296 linking threaded applications. As GLib cannot do that
1297 automatically, you will get an linkg error everytime you are
1298 not using the right compiler. In that case you have to relink
1299 with the right compiler. Ususally just '_r' is appended
1300 to the compiler name."
1302 dnl determination of thread implementation
1303 dnl ***************************************
1305 # have_threads=no means no thread support
1306 # have_threads=none means no default thread implementation
1308 have_threads=no
1309 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
1310 case $host in
1311 *-*-solaris*)
1312 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
1313 ;;
1314 esac
1315 fi
1316 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1317 || test "x$want_threads" = xdce; then
1318 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1319 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1320 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1321 glib_save_CPPFLAGS="$CPPFLAGS"
1322 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1323 if test "x$have_threads" = xno; then
1324 AC_TRY_COMPILE([#include <pthread.h>],
1325 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1326 have_threads=posix)
1327 fi
1328 if test "x$have_threads" = xno; then
1329 AC_TRY_COMPILE([#include <pthread.h>],
1330 [pthread_mutex_t m;
1331 pthread_mutex_init (&m, pthread_mutexattr_default);],
1332 have_threads=dce)
1333 fi
1334 # Tru64Unix requires -pthread to find pthread.h. See #103020
1335 CPPFLAGS="$CPPFLAGS -pthread"
1336 if test "x$have_threads" = xno; then
1337 AC_TRY_COMPILE([#include <pthread.h>],
1338 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1339 have_threads=posix)
1340 fi
1341 CPPFLAGS="$glib_save_CPPFLAGS"
1342 fi
1343 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1344 case $host in
1345 *-*-mingw*)
1346 have_threads=win32
1347 ;;
1348 esac
1349 fi
1350 if test "x$want_threads" = xnone; then
1351 have_threads=none
1352 fi
1354 AC_MSG_CHECKING(for thread implementation)
1356 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1357 AC_MSG_RESULT(none available)
1358 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1359 else
1360 AC_MSG_RESULT($have_threads)
1361 fi
1364 dnl determination of G_THREAD_CFLAGS
1365 dnl ********************************
1367 G_THREAD_LIBS=
1368 G_THREAD_LIBS_EXTRA=
1369 G_THREAD_CFLAGS=
1371 dnl
1372 dnl Test program for basic POSIX threads functionality
1373 dnl
1374 m4_define([glib_thread_test],[
1375 #include <pthread.h>
1376 int check_me = 0;
1377 void* func(void* data) {check_me = 42; return &check_me;}
1378 int main()
1379 { pthread_t t;
1380 void *ret;
1381 pthread_create (&t, $1, func, 0);
1382 pthread_join (t, &ret);
1383 exit (check_me != 42 || ret != &check_me);
1384 }])
1386 dnl
1387 dnl Test program for sched_get_priority_min()
1388 dnl
1389 m4_define([glib_sched_priority_test],[
1390 #include <sched.h>
1391 #include <errno.h>
1392 int main() {
1393 errno = 0;
1394 return sched_get_priority_min(SCHED_OTHER)==-1
1395 && errno != 0;
1396 }])
1398 if test x"$have_threads" != xno; then
1400 if test x"$have_threads" = xposix; then
1401 # First we test for posix, whether -pthread or -pthreads do the trick as
1402 # both CPPFLAG and LIBS.
1403 # One of them does for most gcc versions and some other platforms/compilers
1404 # too and could be considered as the canonical way to go.
1405 for flag in pthread pthreads; do
1406 glib_save_CFLAGS="$CFLAGS"
1407 CFLAGS="$CFLAGS -$flag"
1408 AC_TRY_RUN(glib_thread_test(0),
1409 glib_flag_works=yes,
1410 glib_flag_works=no,
1411 [AC_LINK_IFELSE(glib_thread_test(0),
1412 glib_flag_works=yes,
1413 glib_flag_works=no)])
1414 CFLAGS="$glib_save_CFLAGS"
1415 if test $glib_flag_works = yes ; then
1416 G_THREAD_CFLAGS=-$flag
1417 G_THREAD_LIBS=-$flag
1418 fi
1419 done
1420 fi
1422 if test x"$G_THREAD_CFLAGS" = x; then
1424 # The canonical -pthread[s] does not work. Try something different.
1426 case $host in
1427 *-aix*)
1428 if test x"$GCC" = xyes; then
1429 # GCC 3.0 and above needs -pthread.
1430 # Should be coverd by the case above.
1431 # GCC 2.x and below needs -mthreads
1432 G_THREAD_CFLAGS="-mthreads"
1433 G_THREAD_LIBS=$G_THREAD_CFLAGS
1434 else
1435 # We are probably using the aix compiler. Normaly a
1436 # program would have to be compiled with the _r variant
1437 # of the corresponding compiler, but we as GLib cannot
1438 # do that: but the good news is that for compiling the
1439 # only difference is the added -D_THREAD_SAFE compile
1440 # option. This is according to the "C for AIX User's
1441 # Guide".
1442 G_THREAD_CFLAGS="-D_THREAD_SAFE"
1443 fi
1444 ;;
1445 *-dg-dgux*) # DG/UX
1446 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
1447 ;;
1448 *-osf*)
1449 # So we are using dce threads. posix threads are already
1450 # catched above.
1451 G_THREAD_CFLAGS="-threads"
1452 G_THREAD_LIBS=$G_THREAD_CFLAGS
1453 ;;
1454 *-solaris*)
1455 if test x"$GCC" = xyes; then
1456 # We are using solaris threads. posix threads are
1457 # already catched above.
1458 G_THREAD_CFLAGS="-threads"
1459 else
1460 G_THREAD_CFLAGS="-mt"
1461 fi
1462 G_THREAD_LIBS=$G_THREAD_CFLAGS
1463 ;;
1464 *-sysv5uw7*) # UnixWare 7
1465 # We are not using gcc with -pthread. Catched above.
1466 G_THREAD_CFLAGS="-Kthread"
1467 G_THREAD_LIBS=$G_THREAD_CFLAGS
1468 ;;
1469 *)
1470 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
1471 ;;
1472 esac
1474 fi
1476 # if we are not finding the localtime_r function, then we probably are
1477 # not using the proper multithread flag
1479 glib_save_CPPFLAGS="$CPPFLAGS"
1480 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1482 # First we test, whether localtime_r is declared in time.h
1483 # directly. Then we test whether a macro localtime_r exists, in
1484 # which case localtime_r in the test program is replaced and thus
1485 # if we still find localtime_r in the output, it is not defined as
1486 # a macro.
1488 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1489 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1490 localtime_r(a,b)],
1491 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1493 CPPFLAGS="$glib_save_CPPFLAGS"
1495 AC_MSG_CHECKING(thread related cflags)
1496 AC_MSG_RESULT($G_THREAD_CFLAGS)
1497 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1498 fi
1500 dnl determination of G_THREAD_LIBS
1501 dnl ******************************
1503 mutex_has_default=no
1504 case $have_threads in
1505 posix|dce)
1506 glib_save_CPPFLAGS="$CPPFLAGS"
1507 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1508 if test x"$G_THREAD_LIBS" = x; then
1509 case $host in
1510 *-aix*)
1511 # We are not using gcc (would have set G_THREAD_LIBS) and thus
1512 # probably using the aix compiler.
1513 AC_MSG_WARN($AIX_COMPILE_INFO)
1514 ;;
1515 *)
1516 G_THREAD_LIBS=error
1517 glib_save_LIBS="$LIBS"
1518 for thread_lib in "" pthread pthread32 pthreads thread dce; do
1519 if test x"$thread_lib" = x; then
1520 add_thread_lib=""
1521 IN=""
1522 else
1523 add_thread_lib="-l$thread_lib"
1524 IN=" in -l$thread_lib"
1525 fi
1526 if test x"$have_threads" = xposix; then
1527 defattr=0
1528 else
1529 defattr=pthread_attr_default
1530 fi
1532 LIBS="$add_thread_lib $glib_save_LIBS"
1534 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1535 AC_TRY_RUN(glib_thread_test($defattr),
1536 glib_result=yes,
1537 glib_result=no,
1538 [AC_LINK_IFELSE(glib_thread_test($defattr),
1539 glib_result=yes,
1540 glib_result=no)])
1541 AC_MSG_RESULT($glib_result)
1543 if test "$glib_result" = "yes" ; then
1544 G_THREAD_LIBS="$add_thread_lib"
1545 break
1546 fi
1547 done
1548 if test "x$G_THREAD_LIBS" = xerror; then
1549 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1550 fi
1551 LIBS="$glib_save_LIBS"
1552 ;;
1553 esac
1554 fi
1556 glib_save_LIBS="$LIBS"
1557 for thread_lib in "" rt rte; do
1558 if test x"$thread_lib" = x; then
1559 add_thread_lib=""
1560 IN=""
1561 else
1562 add_thread_lib="-l$thread_lib"
1563 IN=" in -l$thread_lib"
1564 fi
1565 LIBS="$add_thread_lib $glib_save_LIBS"
1567 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1568 AC_TRY_RUN(glib_sched_priority_test,
1569 glib_result=yes,
1570 glib_result=no,
1571 [AC_LINK_IFELSE(glib_sched_priority_test,
1572 glib_result=yes,
1573 glib_result=no)])
1574 AC_MSG_RESULT($glib_result)
1576 if test "$glib_result" = "yes" ; then
1577 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1578 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1579 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1580 break
1581 fi
1582 done
1583 LIBS="$glib_save_LIBS"
1584 mutex_has_default=yes
1585 mutex_default_type='pthread_mutex_t'
1586 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1587 mutex_header_file='pthread.h'
1588 if test "x$have_threads" = "xposix"; then
1589 g_threads_impl="POSIX"
1590 else
1591 g_threads_impl="DCE"
1592 have_threads="posix"
1593 fi
1594 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1595 CPPFLAGS="$glib_save_CPPFLAGS"
1596 ;;
1597 solaris)
1598 mutex_has_default=yes
1599 mutex_default_type='mutex_t'
1600 mutex_default_init="DEFAULTMUTEX"
1601 mutex_header_file='thread.h'
1602 g_threads_impl="SOLARIS"
1603 ;;
1604 win32)
1605 g_threads_impl="WIN32"
1606 ;;
1607 none|no)
1608 g_threads_impl="NONE"
1609 ;;
1610 *)
1611 g_threads_impl="NONE"
1612 G_THREAD_LIBS=error
1613 ;;
1614 esac
1616 if test "x$G_THREAD_LIBS" = xerror; then
1617 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1618 fi
1620 case $host in
1621 *-*-beos*)
1622 G_THREAD_LIBS="-lbe -lroot -lglib "
1623 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1624 ;;
1625 *)
1626 ;;
1627 esac
1629 AC_MSG_CHECKING(thread related libraries)
1630 AC_MSG_RESULT($G_THREAD_LIBS)
1632 dnl check for mt safe function variants and some posix functions
1633 dnl ************************************************************
1635 if test x"$have_threads" != xno; then
1636 glib_save_LIBS="$LIBS"
1637 # we are not doing the following for now, as this might require glib
1638 # to always be linked with the thread libs on some platforms.
1639 # LIBS="$LIBS $G_THREAD_LIBS"
1640 AC_CHECK_FUNCS(localtime_r)
1641 if test "$ac_cv_header_pwd_h" = "yes"; then
1642 AC_CACHE_CHECK([for posix getpwuid_r],
1643 ac_cv_func_posix_getpwuid_r,
1644 [AC_TRY_RUN([
1645 #include <errno.h>
1646 #include <pwd.h>
1647 int main () {
1648 char buffer[10000];
1649 struct passwd pwd, *pwptr = &pwd;
1650 int error;
1651 errno = 0;
1652 error = getpwuid_r (0, &pwd, buffer,
1653 sizeof (buffer), &pwptr);
1654 return (error < 0 && errno == ENOSYS)
1655 || error == ENOSYS;
1656 } ],
1657 [ac_cv_func_posix_getpwuid_r=yes],
1658 [ac_cv_func_posix_getpwuid_r=no])])
1659 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
1660 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1661 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1662 [Have POSIX function getpwuid_r])
1663 else
1664 AC_CACHE_CHECK([for nonposix getpwuid_r],
1665 ac_cv_func_nonposix_getpwuid_r,
1666 [AC_TRY_LINK([#include <pwd.h>],
1667 [char buffer[10000];
1668 struct passwd pwd;
1669 getpwuid_r (0, &pwd, buffer,
1670 sizeof (buffer));],
1671 [ac_cv_func_nonposix_getpwuid_r=yes],
1672 [ac_cv_func_nonposix_getpwuid_r=no])])
1673 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
1674 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1675 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1676 [Have non-POSIX function getpwuid_r])
1677 fi
1678 fi
1679 fi
1680 LIBS="$G_THREAD_LIBS $LIBS"
1681 if test x"$have_threads" = xposix; then
1682 glib_save_CPPFLAGS="$CPPFLAGS"
1683 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1684 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1685 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1686 # This is not AC_CHECK_FUNC to also work with function
1687 # name mangling in header files.
1688 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1689 AC_TRY_LINK([#include <pthread.h>],
1690 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1691 [AC_MSG_RESULT(yes)
1692 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1693 [Have function pthread_attr_setstacksize])],
1694 [AC_MSG_RESULT(no)])
1695 AC_MSG_CHECKING(for minimal/maximal thread priority)
1696 if test x"$posix_priority_min" = x; then
1697 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1698 PX_PRIO_MIN],,[
1699 posix_priority_min=PX_PRIO_MIN
1700 posix_priority_max=PX_PRIO_MAX])
1701 fi
1702 if test x"$posix_priority_min" = x; then
1703 # AIX
1704 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
1705 PTHREAD_PRIO_MIN],,[
1706 posix_priority_min=PTHREAD_PRIO_MIN
1707 posix_priority_max=PTHREAD_PRIO_MAX])
1708 fi
1709 if test x"$posix_priority_min" = x; then
1710 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1711 PRI_OTHER_MIN],,[
1712 posix_priority_min=PRI_OTHER_MIN
1713 posix_priority_max=PRI_OTHER_MAX])
1714 fi
1715 if test x"$posix_priority_min" = x; then
1716 AC_MSG_RESULT(none found)
1717 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1718 posix_priority_min=-1
1719 posix_priority_max=-1
1720 else
1721 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1722 AC_MSG_CHECKING(for pthread_setschedparam)
1723 AC_TRY_LINK([#include <pthread.h>],
1724 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
1725 [AC_MSG_RESULT(yes)
1726 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1727 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
1728 [AC_MSG_RESULT(no)
1729 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
1730 fi
1731 posix_yield_func=none
1732 AC_MSG_CHECKING(for posix yield function)
1733 for yield_func in sched_yield pthread_yield_np pthread_yield \
1734 thr_yield; do
1735 AC_TRY_LINK([#include <pthread.h>],
1736 [$yield_func()],
1737 [posix_yield_func="$yield_func"
1738 break])
1739 done
1740 if test x"$posix_yield_func" = xnone; then
1741 AC_MSG_RESULT(none found)
1742 AC_MSG_WARN($POSIX_NO_YIELD)
1743 posix_yield_func="g_usleep(1000)"
1744 else
1745 AC_MSG_RESULT($posix_yield_func)
1746 posix_yield_func="$posix_yield_func()"
1747 fi
1748 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1749 CPPFLAGS="$glib_save_CPPFLAGS"
1751 AC_CACHE_CHECK([whether to use the PID niceness surrogate for thread priorities],
1752 glib_cv_use_pid_surrogate,
1753 [AC_TRY_RUN([
1754 #include <pthread.h>
1755 #include <sys/types.h>
1756 #include <unistd.h>
1757 pid_t other_pid = 0;
1759 void* func(void* data) {other_pid = getpid();}
1760 main()
1761 { pthread_t t;
1762 void *ret;
1763 pthread_create (&t, 0, func, NULL);
1764 pthread_join (t, &ret);
1765 exit (getpid()==other_pid ||
1766 $posix_priority_min != $posix_priority_max);
1767 } ],
1768 [glib_cv_use_pid_surrogate=yes],
1769 [glib_cv_use_pid_surrogate=no],
1770 [])])
1771 GLIB_ASSERT_SET(glib_cv_use_pid_surrogate)
1772 if test "$glib_cv_use_pid_surrogate" = "yes" ; then
1773 AC_DEFINE(G_THREAD_USE_PID_SURROGATE, 1,
1774 [whether to use the PID niceness surrogate for thread priorities])
1775 fi
1777 elif test x"$have_threads" = xwin32; then
1778 # It's a pointer to a private struct
1779 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1780 elif test x"$have_threads" = xsolaris; then
1781 GLIB_SIZEOF([#include <thread.h>], thread_t, system_thread)
1782 fi
1784 LIBS="$glib_save_LIBS"
1786 # now spit out all the warnings.
1787 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1788 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1789 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1790 fi
1791 if test "$ac_cv_func_localtime_r" != "yes"; then
1792 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1793 fi
1794 fi
1796 if test x"$glib_cv_sizeof_system_thread" = x; then
1797 # use a pointer as a fallback.
1798 GLIB_SIZEOF(,void *, system_thread)
1799 fi
1801 #
1802 # Hack to deal with:
1803 #
1804 # a) GCC < 3.3 for Linux doesn't include -lpthread when
1805 # building shared libraries with linux.
1806 # b) libtool doesn't recognize -pthread as a library dependency.
1807 #
1808 case $host in
1809 *-*-linux*)
1810 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
1811 ;;
1812 *)
1813 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-Wc,-pthread/`"
1814 ;;
1815 esac
1817 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1818 [Source file containing theread implementation])
1819 AC_SUBST(G_THREAD_CFLAGS)
1820 AC_SUBST(G_THREAD_LIBS)
1821 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
1822 AC_SUBST(G_THREAD_LIBS_EXTRA)
1824 dnl **********************************************
1825 dnl *** GDefaultMutex setup and initialization ***
1826 dnl **********************************************
1827 dnl
1828 dnl if mutex_has_default = yes, we also got
1829 dnl mutex_default_type, mutex_default_init and mutex_header_file
1830 if test $mutex_has_default = yes ; then
1831 glib_save_CPPFLAGS="$CPPFLAGS"
1832 glib_save_LIBS="$LIBS"
1833 LIBS="$G_THREAD_LIBS $LIBS"
1834 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1835 GLIB_SIZEOF([#include <$mutex_header_file>],
1836 $mutex_default_type,
1837 gmutex)
1838 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1839 $mutex_default_type,
1840 gmutex,
1841 $glib_cv_sizeof_gmutex,
1842 $mutex_default_init)
1843 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1844 mutex_has_default=no
1845 fi
1846 CPPFLAGS="$glib_save_CPPFLAGS"
1847 LIBS="$glib_save_LIBS"
1848 fi
1850 dnl ****************************************
1851 dnl *** GLib POLL* compatibility defines ***
1852 dnl ****************************************
1854 glib_poll_includes=["
1855 #include <sys/types.h>
1856 #include <sys/poll.h>
1857 "]
1859 if test $ac_cv_header_sys_types_h = yes &&
1860 test $ac_cv_header_sys_poll_h = yes ; then
1861 glib_failed=false
1862 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
1863 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
1864 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
1865 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
1866 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
1867 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
1868 if $glib_failed ; then
1869 AC_MSG_ERROR([Could not determine values for POLL* constants])
1870 fi
1871 else
1872 glib_cv_value_POLLIN=1
1873 glib_cv_value_POLLOUT=4
1874 glib_cv_value_POLLPRI=2
1875 glib_cv_value_POLLERR=8
1876 glib_cv_value_POLLHUP=16
1877 glib_cv_value_POLLNVAL=32
1878 fi
1880 dnl **********************
1881 dnl *** Win32 API libs ***
1882 dnl **********************
1884 case $host in
1885 *-*-cygwin*)
1886 G_LIBS_EXTRA="-luser32 -lkernel32"
1887 ;;
1888 *-*-mingw*)
1889 G_LIBS_EXTRA="-lwsock32"
1890 ;;
1891 *)
1892 G_LIBS_EXTRA=""
1893 ;;
1894 esac
1895 AC_SUBST(G_LIBS_EXTRA)
1897 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
1898 dnl since we need it for g_iconv()
1900 AC_MSG_CHECKING([for EILSEQ])
1901 AC_TRY_COMPILE([
1902 #include <errno.h>
1903 ],
1904 [
1905 int error = EILSEQ;
1906 ], have_eilseq=yes, have_eilseq=no);
1907 AC_MSG_RESULT($have_eilseq)
1909 dnl ******************************************************************
1910 dnl *** Look for glib-genmarshal in PATH if we are cross-compiling ***
1911 dnl ******************************************************************
1913 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
1915 if test $cross_compiling = yes; then
1916 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
1917 if test x$GLIB_GENMARSHAL = xno; then
1918 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
1919 fi
1920 fi
1922 dnl **************************
1923 dnl *** Checks for gtk-doc ***
1924 dnl **************************
1926 GTK_DOC_CHECK([1.0])
1928 AC_ARG_ENABLE(man,
1929 [AC_HELP_STRING([--enable-man],
1930 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
1931 enable_man=no)
1932 dnl
1933 dnl Check for xsltproc
1934 dnl
1935 AC_PATH_PROG([XSLTPROC], [xsltproc])
1936 if test -z "$XSLTPROC"; then
1937 enable_man=no
1938 fi
1940 dnl check for DocBook DTD and stylesheets in the local catalog.
1941 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
1942 [DocBook XML DTD V4.1.2],,enable_man=no)
1943 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
1944 [DocBook XSL Stylesheets],,enable_man=no)
1945 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
1947 dnl ******************************
1948 dnl *** output the whole stuff ***
1949 dnl ******************************
1951 dnl this section will only be run if config.status is invoked with no
1952 dnl arguments, or with "glibconfig.h" as an argument.
1953 AC_CONFIG_COMMANDS([glibconfig.h],
1954 [
1955 outfile=glibconfig.h-tmp
1956 cat > $outfile <<\_______EOF
1957 /* glibconfig.h
1958 *
1959 * This is a generated file. Please modify 'configure.in'
1960 */
1962 #ifndef __G_LIBCONFIG_H__
1963 #define __G_LIBCONFIG_H__
1965 #include <glib/gmacros.h>
1967 _______EOF
1969 if test x$glib_limits_h = xyes; then
1970 echo '#include <limits.h>' >> $outfile
1971 fi
1972 if test x$glib_float_h = xyes; then
1973 echo '#include <float.h>' >> $outfile
1974 fi
1975 if test x$glib_values_h = xyes; then
1976 echo '#include <values.h>' >> $outfile
1977 fi
1978 if test "$glib_header_alloca_h" = "yes"; then
1979 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
1980 fi
1981 if test x$glib_sys_poll_h = xyes; then
1982 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
1983 fi
1985 cat >> $outfile <<_______EOF
1987 G_BEGIN_DECLS
1989 #define G_MINFLOAT $glib_mf
1990 #define G_MAXFLOAT $glib_Mf
1991 #define G_MINDOUBLE $glib_md
1992 #define G_MAXDOUBLE $glib_Md
1993 #define G_MINSHORT $glib_ms
1994 #define G_MAXSHORT $glib_Ms
1995 #define G_MAXUSHORT $glib_Mus
1996 #define G_MININT $glib_mi
1997 #define G_MAXINT $glib_Mi
1998 #define G_MAXUINT $glib_Mui
1999 #define G_MINLONG $glib_ml
2000 #define G_MAXLONG $glib_Ml
2001 #define G_MAXULONG $glib_Mul
2003 #define G_MININT64 G_GINT64_CONSTANT(0x8000000000000000)
2004 #define G_MAXINT64 G_GINT64_CONSTANT(0x7fffffffffffffff)
2005 #define G_MAXUINT64 G_GINT64_CONSTANT(0xffffffffffffffffU)
2007 _______EOF
2010 ### this should always be true in a modern C/C++ compiler
2011 cat >>$outfile <<_______EOF
2012 typedef signed char gint8;
2013 typedef unsigned char guint8;
2014 _______EOF
2017 if test -n "$gint16"; then
2018 cat >>$outfile <<_______EOF
2019 typedef signed $gint16 gint16;
2020 typedef unsigned $gint16 guint16;
2021 #define G_GINT16_MODIFIER $gint16_modifier
2022 #define G_GINT16_FORMAT $gint16_format
2023 #define G_GUINT16_FORMAT $guint16_format
2024 _______EOF
2025 fi
2028 if test -n "$gint32"; then
2029 cat >>$outfile <<_______EOF
2030 typedef signed $gint32 gint32;
2031 typedef unsigned $gint32 guint32;
2032 #define G_GINT32_MODIFIER $gint32_modifier
2033 #define G_GINT32_FORMAT $gint32_format
2034 #define G_GUINT32_FORMAT $guint32_format
2035 _______EOF
2036 fi
2038 cat >>$outfile <<_______EOF
2039 #define G_HAVE_GINT64 1 /* deprecated, always true */
2041 ${glib_extension}typedef signed $gint64 gint64;
2042 ${glib_extension}typedef unsigned $gint64 guint64;
2044 #define G_GINT64_CONSTANT(val) $gint64_constant
2045 _______EOF
2047 if test x$gint64_format != x ; then
2048 cat >>$outfile <<_______EOF
2049 #define G_GINT64_MODIFIER $gint64_modifier
2050 #define G_GINT64_FORMAT $gint64_format
2051 #define G_GUINT64_FORMAT $guint64_format
2052 _______EOF
2053 else
2054 cat >>$outfile <<_______EOF
2055 #undef G_GINT64_MODIFIER
2056 #undef G_GINT64_FORMAT
2057 #undef G_GUINT64_FORMAT
2058 _______EOF
2059 fi
2061 cat >>$outfile <<_______EOF
2063 #define GLIB_SIZEOF_VOID_P $glib_void_p
2064 #define GLIB_SIZEOF_LONG $glib_long
2065 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2067 _______EOF
2069 echo "typedef signed $glib_size_type_define gssize;" >> $outfile
2070 echo "typedef unsigned $glib_size_type_define gsize;" >> $outfile
2072 if test -z "$glib_unknown_void_p"; then
2073 cat >>$outfile <<_______EOF
2075 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2076 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2078 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2079 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2080 _______EOF
2081 else
2082 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
2083 fi
2087 cat >>$outfile <<_______EOF
2088 $glib_atexit
2089 $glib_memmove
2090 $glib_defines
2091 $glib_os
2093 $glib_vacopy
2095 #ifdef __cplusplus
2096 #define G_HAVE_INLINE 1
2097 #else /* !__cplusplus */
2098 $glib_inline
2099 #endif /* !__cplusplus */
2101 _______EOF
2103 if test x$g_have_iso_c_varargs = xyes ; then
2104 cat >>$outfile <<_______EOF
2105 #ifndef __cplusplus
2106 # define G_HAVE_ISO_VARARGS 1
2107 #endif
2108 _______EOF
2109 fi
2110 if test x$g_have_iso_cxx_varargs = xyes ; then
2111 cat >>$outfile <<_______EOF
2112 #ifdef __cplusplus
2113 # define G_HAVE_ISO_VARARGS 1
2114 #endif
2115 _______EOF
2116 fi
2117 if test x$g_have_gnuc_varargs = xyes ; then
2118 cat >>$outfile <<_______EOF
2120 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
2121 * is passed ISO vararg support is turned off, and there is no work
2122 * around to turn it on, so we unconditionally turn it off.
2123 */
2124 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
2125 # undef G_HAVE_ISO_VARARGS
2126 #endif
2128 #define G_HAVE_GNUC_VARARGS 1
2129 _______EOF
2130 fi
2132 case x$g_stack_grows in
2133 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
2134 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
2135 esac
2138 echo >>$outfile
2139 if test x$g_have_eilseq = xno; then
2140 cat >>$outfile <<_______EOF
2141 #ifndef EILSEQ
2142 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
2143 * The correspondence between this and the corresponding definition
2144 * in libiconv is essential.
2145 */
2146 # define EILSEQ ENOENT
2147 #endif
2148 _______EOF
2150 fi
2152 echo >>$outfile
2153 if test x$g_mutex_has_default = xyes; then
2154 cat >>$outfile <<_______EOF
2155 $g_enable_threads_def G_THREADS_ENABLED
2156 #define G_THREADS_IMPL_$g_threads_impl_def
2157 typedef struct _GStaticMutex GStaticMutex;
2158 struct _GStaticMutex
2159 {
2160 struct _GMutex *runtime_mutex;
2161 union {
2162 char pad[[$g_mutex_sizeof]];
2163 double dummy_double;
2164 void *dummy_pointer;
2165 long dummy_long;
2166 } static_mutex;
2167 };
2168 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
2169 #define g_static_mutex_get_mutex(mutex) \\
2170 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->static_mutex)) : \\
2171 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
2172 _______EOF
2173 else
2174 cat >>$outfile <<_______EOF
2175 $g_enable_threads_def G_THREADS_ENABLED
2176 #define G_THREADS_IMPL_$g_threads_impl_def
2177 typedef struct _GMutex* GStaticMutex;
2178 #define G_STATIC_MUTEX_INIT NULL
2179 #define g_static_mutex_get_mutex(mutex) \\
2180 (g_static_mutex_get_mutex_impl_shortcut (mutex))
2181 _______EOF
2182 fi
2184 if test x$g_use_double_checked_locking = xyes; then
2185 cat >>$outfile <<_______EOF
2186 /* double checked locking can be used on this platform */
2187 #define g_once(once, func, arg) \\
2188 ((once)->status == G_ONCE_STATUS_READY ? (once)->retval : \\
2189 g_once_impl (once, func, arg));
2190 #define g_static_mutex_get_mutex_impl_shortcut(mutex) \\
2191 (*(mutex) ? *(mutex) : g_static_mutex_get_mutex_impl (mutex))
2192 _______EOF
2193 else
2194 cat >>$outfile <<_______EOF
2195 /* double checked locking is unsafe to use on this platform, do full locking */
2196 #define g_once(once, func, arg) (g_once_impl(once, func, arg))
2197 #define g_static_mutex_get_mutex_impl_shortcut(mutex) \\
2198 (g_static_mutex_get_mutex_impl (mutex))
2199 _______EOF
2200 fi
2202 cat >>$outfile <<_______EOF
2203 /* This represents a system thread as used by the implementation. An
2204 * alien implementaion, as loaded by g_thread_init can only count on
2205 * "sizeof (gpointer)" bytes to store their info. We however need more
2206 * for some of our native implementations. */
2207 typedef union _GSystemThread GSystemThread;
2208 union _GSystemThread
2209 {
2210 char data[[$g_system_thread_sizeof]];
2211 double dummy_double;
2212 void *dummy_pointer;
2213 long dummy_long;
2214 };
2215 _______EOF
2217 echo >>$outfile
2218 g_bit_sizes="16 32 64"
2219 for bits in $g_bit_sizes; do
2220 cat >>$outfile <<_______EOF
2221 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
2222 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
2223 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
2224 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
2225 _______EOF
2226 done
2228 cat >>$outfile <<_______EOF
2229 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
2230 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
2231 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
2232 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
2233 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
2234 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
2235 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
2236 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
2237 #define G_BYTE_ORDER $g_byte_order
2239 #define GLIB_SYSDEF_POLLIN =$g_pollin
2240 #define GLIB_SYSDEF_POLLOUT =$g_pollout
2241 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
2242 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
2243 #define GLIB_SYSDEF_POLLERR =$g_pollerr
2244 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
2246 #define G_MODULE_SUFFIX "$g_module_suffix"
2248 G_END_DECLS
2250 #endif /* GLIBCONFIG_H */
2251 _______EOF
2254 if cmp -s $outfile glibconfig.h; then
2255 AC_MSG_NOTICE([glibconfig.h is unchanged])
2256 rm -f $outfile
2257 else
2258 mv $outfile glibconfig.h
2259 fi
2260 ],[
2262 # Note that if two cases are the same, case goes with the first one.
2263 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
2264 # on variable expansion in case labels. Look at the generated config.status
2265 # for a hint.
2267 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
2268 glib_header_alloca_h="$ac_cv_working_alloca_h"
2269 else
2270 glib_header_alloca_h="$ac_cv_header_alloca_h"
2271 fi
2273 case xyes in
2274 x$ac_cv_header_float_h)
2275 glib_float_h=yes
2276 glib_mf=FLT_MIN glib_Mf=FLT_MAX
2277 glib_md=DBL_MIN glib_Md=DBL_MAX
2278 ;;
2279 x$ac_cv_header_values_h)
2280 glib_values_h=yes
2281 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
2282 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
2283 ;;
2284 esac
2286 case xyes in
2287 x$ac_cv_header_limits_h)
2288 glib_limits_h=yes
2289 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
2290 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
2291 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
2292 ;;
2293 x$ac_cv_header_values_h)
2294 glib_values_h=yes
2295 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
2296 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
2297 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
2298 ;;
2299 esac
2301 if test x$ac_cv_header_sys_poll_h = xyes ; then
2302 glib_sys_poll_h=yes
2303 fi
2305 case 2 in
2306 $ac_cv_sizeof_short)
2307 gint16=short
2308 gint16_modifier='"h"'
2309 gint16_format='"hi"'
2310 guint16_format='"hu"'
2311 ;;
2312 $ac_cv_sizeof_int)
2313 gint16=int
2314 gint16_modifier='""'
2315 gint16_format='"i"'
2316 guint16_format='"u"'
2317 ;;
2318 esac
2319 case 4 in
2320 $ac_cv_sizeof_short)
2321 gint32=short
2322 gint32_modifier='"h"'
2323 gint32_format='"hi"'
2324 guint32_format='"hu"'
2325 ;;
2326 $ac_cv_sizeof_int)
2327 gint32=int
2328 gint32_modifier='""'
2329 gint32_format='"i"'
2330 guint32_format='"u"'
2331 ;;
2332 $ac_cv_sizeof_long)
2333 gint32=long
2334 gint32_modifier='"l"'
2335 gint32_format='"li"'
2336 guint32_format='"lu"'
2337 ;;
2338 esac
2339 case 8 in
2340 $ac_cv_sizeof_int)
2341 gint64=int
2342 gint64_modifier='""'
2343 gint64_format='"i"'
2344 guint64_format='"u"'
2345 glib_extension=
2346 gint64_constant='(val)'
2347 ;;
2348 $ac_cv_sizeof_long)
2349 gint64=long
2350 gint64_modifier='"l"'
2351 gint64_format='"li"'
2352 guint64_format='"lu"'
2353 glib_extension=
2354 gint64_constant='(val##L)'
2355 ;;
2356 $ac_cv_sizeof_long_long)
2357 gint64='long long'
2358 if test -n "$glib_cv_long_long_format"; then
2359 gint64_modifier='"'$glib_cv_long_long_format'"'
2360 gint64_format='"'$glib_cv_long_long_format'i"'
2361 guint64_format='"'$glib_cv_long_long_format'u"'
2362 fi
2363 glib_extension='G_GNUC_EXTENSION '
2364 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
2365 ;;
2366 $ac_cv_sizeof___int64)
2367 gint64='__int64'
2368 if test -n "$glib_cv_long_long_format"; then
2369 gint64_modifier='"'$glib_cv_long_long_format'"'
2370 gint64_format='"'$glib_cv_long_long_format'i"'
2371 guint64_format='"'$glib_cv_long_long_format'u"'
2372 fi
2373 glib_extension=
2374 gint64_constant='(val##i64)'
2375 ;;
2376 esac
2377 glib_size_t=$ac_cv_sizeof_size_t
2378 glib_size_type_define=$glib_size_type
2379 glib_void_p=$ac_cv_sizeof_long
2380 glib_long=$ac_cv_sizeof_void_p
2382 gintbits=`expr $ac_cv_sizeof_int \* 8`
2383 glongbits=`expr $ac_cv_sizeof_long \* 8`
2386 case $ac_cv_sizeof_void_p in
2387 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2388 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2389 *) glib_unknown_void_p=yes ;;
2390 esac
2393 case xyes in
2394 x$ac_cv_func_atexit)
2395 glib_atexit="
2396 #ifdef NeXT /* @#%@! NeXTStep */
2397 # define g_ATEXIT(proc) (!atexit (proc))
2398 #else
2399 # define g_ATEXIT(proc) (atexit (proc))
2400 #endif"
2401 ;;
2402 x$ac_cv_func_on_exit)
2403 glib_atexit="
2404 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2405 ;;
2406 esac
2408 case xyes in
2409 x$ac_cv_func_memmove)
2410 glib_memmove='
2411 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
2412 ;;
2413 x$glib_cv_working_bcopy)
2414 glib_memmove="
2415 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2416 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2417 ;;
2418 *)
2419 glib_memmove="
2420 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2421 * so we have to roll our own copy routine. */
2422 void g_memmove (void* dest, const void * src, unsigned long len);"
2423 ;;
2424 esac
2426 glib_defines="
2427 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2428 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2429 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2430 "
2432 case xyes in
2433 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2434 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2435 *) glib_vacopy=''
2436 esac
2438 if test x$glib_cv_va_val_copy = xno; then
2439 glib_vacopy="\$glib_vacopy
2440 #define G_VA_COPY_AS_ARRAY 1"
2441 fi
2443 if test x$glib_cv_hasinline = xyes; then
2444 glib_inline='#define G_HAVE_INLINE 1'
2445 fi
2446 if test x$glib_cv_has__inline = xyes; then
2447 glib_inline="\$glib_inline
2448 #define G_HAVE___INLINE 1"
2449 fi
2450 if test x$glib_cv_has__inline__ = xyes; then
2451 glib_inline="\$glib_inline
2452 #define G_HAVE___INLINE__ 1"
2453 fi
2455 g_have_gnuc_varargs=$g_have_gnuc_varargs
2456 g_have_iso_c_varargs=$g_have_iso_c_varargs
2457 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2459 case xyes in
2460 x$ac_cv_c_bigendian)
2461 g_byte_order=G_BIG_ENDIAN
2462 g_bs_native=BE
2463 g_bs_alien=LE
2464 ;;
2465 *)
2466 g_byte_order=G_LITTLE_ENDIAN
2467 g_bs_native=LE
2468 g_bs_alien=BE
2469 ;;
2470 esac
2472 g_pollin=$glib_cv_value_POLLIN
2473 g_pollout=$glib_cv_value_POLLOUT
2474 g_pollpri=$glib_cv_value_POLLPRI
2475 g_pollhup=$glib_cv_value_POLLHUP
2476 g_pollerr=$glib_cv_value_POLLERR
2477 g_pollnval=$glib_cv_value_POLLNVAL
2479 g_stack_grows=$glib_cv_stack_grows
2481 g_have_eilseq=$have_eilseq
2483 case x$have_threads in
2484 xno) g_enable_threads_def="#undef";;
2485 *) g_enable_threads_def="#define";;
2486 esac
2488 g_threads_impl_def=$g_threads_impl
2489 g_use_double_checked_locking=$g_use_double_checked_locking
2491 g_mutex_has_default="$mutex_has_default"
2492 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2493 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2494 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2496 g_module_suffix="$glib_gmodule_suffix"
2498 case $host in
2499 *-*-beos*)
2500 glib_os="#define G_OS_BEOS"
2501 ;;
2502 *-*-cygwin*)
2503 glib_os="#define G_OS_UNIX
2504 #define G_PLATFORM_WIN32
2505 #define G_WITH_CYGWIN"
2506 ;;
2507 *-*-mingw*)
2508 glib_os="#define G_OS_WIN32
2509 #define G_PLATFORM_WIN32"
2510 ;;
2511 *)
2512 glib_os="#define G_OS_UNIX"
2513 ;;
2514 esac
2515 ])
2517 AC_CONFIG_FILES([
2518 glib-2.0.pc
2519 glib-2.0-uninstalled.pc
2520 gmodule-2.0.pc
2521 gmodule-2.0-uninstalled.pc
2522 gthread-2.0.pc
2523 gthread-2.0-uninstalled.pc
2524 gobject-2.0.pc
2525 gobject-2.0-uninstalled.pc
2526 glib-zip
2527 glib-gettextize
2528 Makefile
2529 build/Makefile
2530 build/win32/Makefile
2531 build/win32/dirent/Makefile
2532 glib/Makefile
2533 glib/libcharset/Makefile
2534 glib/gnulib/Makefile
2535 gmodule/Makefile
2536 gmodule/gmoduleconf.h
2537 gobject/Makefile
2538 gobject/glib-mkenums
2539 gthread/Makefile
2540 po/Makefile.in
2541 docs/Makefile
2542 docs/reference/Makefile
2543 docs/reference/glib/Makefile
2544 docs/reference/glib/version.xml
2545 docs/reference/gobject/Makefile
2546 docs/reference/gobject/version.xml
2547 tests/Makefile
2548 tests/gobject/Makefile
2549 m4macros/Makefile
2550 ])
2552 AC_CONFIG_COMMANDS([chmod-scripts],
2553 [chmod 0755 glib-zip
2554 chmod 0755 glib-gettextize
2555 chmod 0755 gobject/glib-mkenums])
2557 # we want to invoke this macro solely so that the config.status script
2558 # and automake generated makefiles know about these generated files.
2559 # They are only needed to distcheck the package
2560 if false; then
2561 AC_CONFIG_FILES([
2562 INSTALL
2563 README
2564 config.h.win32
2565 glibconfig.h.win32
2566 glib/makefile.mingw
2567 glib/makefile.msc
2568 glib/glib.rc
2569 gmodule/makefile.mingw
2570 gmodule/makefile.msc
2571 gmodule/gmodule.rc
2572 gobject/makefile.mingw
2573 gobject/makefile.msc
2574 gobject/gobject.rc
2575 gthread/makefile.mingw
2576 gthread/makefile.msc
2577 gthread/gthread.rc
2578 tests/makefile.mingw
2579 tests/makefile.msc
2580 ])
2581 fi
2583 AC_OUTPUT