1 dnl ***********************************
2 dnl *** include special GLib macros ***
3 dnl ***********************************
4 builtin(include, acglib.m4)dnl
5 builtin(include, glib/libcharset/codeset.m4)dnl
6 builtin(include, glib/libcharset/glibc21.m4)dnl
8 # require autoconf 2.13
11 # Process this file with autoconf to produce a configure script.
14 # Save this value here, since automake will set cflags later
15 cflags_set=${CFLAGS+set}
17 # we rewrite this file
18 rm -f glibconfig-sysdefs.h
20 GLIB_AC_DIVERT_BEFORE_HELP([
22 # The following version number definitions apply to GLib, GModule, GObject
23 # and GThread as a whole, so if changes occoured in any of them, they are all
24 # treated with the same interface and binary age.
27 # GLIB_MICRO_VERSION += 1;
28 # GLIB_INTERFACE_AGE += 1;
29 # GLIB_BINARY_AGE += 1;
30 # if any functions have been added, set GLIB_INTERFACE_AGE to 0.
31 # if backwards compatibility has been broken,
32 # set GLIB_BINARY_AGE _and_ GLIB_INTERFACE_AGE to 0.
39 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION
42 AC_SUBST(GLIB_MAJOR_VERSION)
43 AC_SUBST(GLIB_MINOR_VERSION)
44 AC_SUBST(GLIB_MICRO_VERSION)
45 AC_SUBST(GLIB_VERSION)
46 AC_SUBST(GLIB_INTERFACE_AGE)
47 AC_SUBST(GLIB_BINARY_AGE)
50 LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
51 LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
52 LT_REVISION=$GLIB_INTERFACE_AGE
53 LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
54 LT_CURRENT_MINUS_AGE=`expr $LT_CURRENT - $LT_AGE`
59 AC_SUBST(LT_CURRENT_MINUS_AGE)
64 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
66 # Specify a configuration file
67 AM_CONFIG_HEADER(config.h)
69 AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION,
70 [Define to the GLIB major version])
71 AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION,
72 [Define to the GLIB minor version])
73 AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION,
74 [Define to the GLIB micro version])
75 AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE,
76 [Define to the GLIB interface age])
77 AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE,
78 [Define to the GLIB binary age])
80 dnl Initialize maintainer mode
85 AC_MSG_CHECKING(for the BeOS)
88 glib_native_beos="yes"
94 AC_MSG_RESULT([$glib_native_beos])
98 AC_MSG_CHECKING([for Win32])
101 glib_native_win32=yes
102 G_LIB_WIN32_RESOURCE=glib-win32res.lo
103 G_MODULE_WIN32_RESOURCE=gmodule-win32res.lo
104 G_OBJECT_WIN32_RESOURCE=gobject-win32res.lo
105 G_THREAD_WIN32_RESOURCE=gthread-win32res.lo
107 GMODULE_DEF=gmodule.def
108 GOBJECT_DEF=gobject.def
109 GTHREAD_DEF=gthread.def
110 TESTGMODULE_EXP=testgmodule.exp
114 G_LIB_WIN32_RESOURCE=
115 G_MODULE_WIN32_RESOURCE=
116 G_OBJECT_WIN32_RESOURCE=
117 G_THREAD_WIN32_RESOURCE=
125 AC_MSG_RESULT([$glib_native_win32])
126 AM_CONDITIONAL(OS_WIN32, test "$glib_native_win32" = "yes")
127 AC_SUBST(G_LIB_WIN32_RESOURCE)
128 AC_SUBST(G_MODULE_WIN32_RESOURCE)
129 AC_SUBST(G_OBJECT_WIN32_RESOURCE)
130 AC_SUBST(G_THREAD_WIN32_RESOURCE)
132 AC_SUBST(GMODULE_DEF)
133 AC_SUBST(GOBJECT_DEF)
134 AC_SUBST(GTHREAD_DEF)
135 AC_SUBST(TESTGMODULE_EXP)
137 if test "$glib_native_win32" = "yes"; then
138 AC_CHECK_PROG(ms_librarian, lib.exe, yes, no)
140 AM_CONDITIONAL(MS_LIB_AVAILABLE, test x$ms_librarian = xyes)
142 GLIB_AC_DIVERT_BEFORE_HELP([
143 # figure debugging default, prior to $ac_help setup
144 case $GLIB_MINOR_VERSION in
145 *[[13579]]) debug_default=yes ;;
146 *) debug_default=minimum ;;
150 dnl declare --enable-* args and collect ac_help strings
151 AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=$debug_default]],,enable_debug=$debug_default)
152 AC_ARG_ENABLE(gc_friendly, [ --enable-gc-friendly turn on garbage collector friendliness [default=no]],,enable_gc_friendly=no)
153 AC_ARG_ENABLE(mem_pools, [ --disable-mem-pools disable all glib memory pools],,disable_mem_pools=no)
154 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
156 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
157 ([=no] will override --with-threads)],,enable_threads=yes)
158 AC_ARG_ENABLE(rebuilds, [ --disable-rebuilds disable all source autogeneration rules],,enable_rebuilds=yes)
160 if test "x$enable_threads" != "xyes"; then
164 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}",
165 [Whether glib was compiled with debugging enabled])
167 AC_MSG_CHECKING(whether to enable garbage collector friendliness)
168 if test "x$enable_gc_friendly" = "xyes"; then
169 AC_DEFINE(ENABLE_GC_FRIENDLY, 1, [Whether to enable GC friendliness])
170 AC_SUBST(ENABLE_GC_FRIENDLY)
176 AC_MSG_CHECKING(whether to disable memory pools)
177 if test "x$disable_mem_pools" = "xno"; then
180 AC_DEFINE(DISABLE_MEM_POOLS, 1, [Whether to disable memory pools])
181 AC_SUBST(DISABLE_MEM_POOLS)
185 dnl Checks for programs.
188 dnl Check for a working C++ compiler, but do not bail out, if none is found.
189 AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++ cl, gcc)
192 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
193 AM_CONDITIONAL(HAVE_CXX, test "$CXX" != "")
202 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
203 if test x$PKG_CONFIG = xno ; then
204 AC_MSG_ERROR([*** pkg-config not found. See http://www.freedesktop.org/software/pkgconfig/])
207 if pkg-config --atleast-pkgconfig-version 0.5 ; then
210 AC_MSG_ERROR([*** pkg-config too old; version 0.5 or better required.])
213 if test "x$enable_debug" = "xyes"; then
214 if test x$cflags_set != xset ; then
216 *[[\ \ ]]-g[[\ \ ]]*) ;;
217 *) CFLAGS="$CFLAGS -g" ;;
221 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
223 if test "x$enable_debug" = "xno"; then
224 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
228 # Ensure -fnative-struct is used when compiling for Win32
229 if test "x$glib_native_win32" = "xyes"; then
230 if test "x$GCC" = "xyes"; then
232 *[[\ \ ]]-fnative-struct[[\ \ ]]*) ;;
233 *) CFLAGS="$CFLAGS -fnative-struct" ;;
241 # define a MAINT-like variable REBUILD which is set if Perl
242 # and awk are found, so autogenerated sources can be rebuilt
244 AC_CHECK_PROGS(PERL, perl5 perl)
245 # We would like indent, but don't require it.
246 AC_CHECK_PROG(INDENT, indent, indent)
248 if test "x$enable_rebuilds" = "xyes" && \
250 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
251 test -n "$AWK" ; then
261 ALL_LINGUAS="az ca de es eu fr nn no ru sk sl sv ta tr uk zh_TW"
264 if test "$gt_cv_func_dgettext_libc" = "yes" || test "$gt_cv_func_dgettext_libintl" = "yes"; then
268 *** You must have either have gettext support in your C library, or use the
269 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
273 LIBS="$LIBS $INTLLIBS"
275 GETTEXT_PACKAGE=glib20
276 AC_SUBST(GETTEXT_PACKAGE)
277 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE")
279 # AM_GLIB_GNU_GETTEXT above substs $DATADIRNAME
280 # this is the directory where the *.{mo,gmo} files are installed
281 GLIB_LOCALE_DIR="${prefix}/${DATADIRNAME}/locale"
282 AC_DEFINE_UNQUOTED(GLIB_LOCALE_DIR,"$GLIB_LOCALE_DIR")
284 dnl Initialize libtool
288 if test "x$GCC" = "xyes"; then
290 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
291 *) CFLAGS="$CFLAGS -Wall" ;;
294 if test "x$enable_ansi" = "xyes"; then
296 *[[\ \ ]]-ansi[[\ \ ]]*) ;;
297 *) CFLAGS="$CFLAGS -ansi" ;;
301 *[[\ \ ]]-pedantic[[\ \ ]]*) ;;
302 *) CFLAGS="$CFLAGS -pedantic" ;;
307 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
308 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
311 AC_TRY_RUN([#include <math.h>
312 int main (void) { return (log(1) != log(1.)); }],
313 AC_MSG_RESULT(none needed),
314 glib_save_CFLAGS=$CFLAGS
315 CFLAGS="$CFLAGS -std1"
316 AC_TRY_RUN([#include <math.h>
317 int main (void) { return (log(1) != log(1.)); }],
318 AC_MSG_RESULT(-std1),
320 CFLAGS=$glib_save_CFLAGS
322 [No ANSI prototypes found in library. (-std1 didn't work.)])
327 dnl NeXTStep cc seems to need this
328 AC_MSG_CHECKING([for extra flags for POSIX compliance])
329 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
330 AC_MSG_RESULT(none needed),
331 glib_save_CFLAGS=$CFLAGS
332 CFLAGS="$CFLAGS -posix"
333 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
334 AC_MSG_RESULT(-posix),
336 CFLAGS=$glib_save_CFLAGS
337 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
339 # Checks for header files.
342 # Checks for library functions.
347 AC_CHECK_FUNCS(atexit on_exit)
349 AC_CHECK_SIZEOF(char)
350 AC_CHECK_SIZEOF(short)
351 AC_CHECK_SIZEOF(long)
353 AC_CHECK_SIZEOF(void *)
354 AC_CHECK_SIZEOF(long long)
355 AC_CHECK_SIZEOF(__int64)
357 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
361 *** GLib requires a 64 bit type. You might want to consider
362 *** using the GNU C compiler.
366 if test x$ac_cv_sizeof_long_long = x8; then
367 # long long is a 64 bit integer.
368 AC_MSG_CHECKING(for format to printf and scanf a gint64)
369 AC_CACHE_VAL(glib_cv_long_long_format,[
370 for format in ll q I64; do
371 AC_TRY_RUN([#include <stdio.h>
374 long long b, a = -0x3AFAFAFAFAFAFAFALL;
376 sprintf (buffer, "%${format}u", a);
377 sscanf (buffer, "%${format}u", &b);
381 glib_cv_long_long_format=${format}
384 if test -n "$glib_cv_long_long_format"; then
385 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
389 elif test x$ac_cv_sizeof___int64 = x8; then
390 # __int64 is a 64 bit integer.
391 AC_MSG_CHECKING(for format to printf and scanf a gint64)
392 # We know this is MSVC, and what the formats are
393 glib_cv_long_long_format=I64
394 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
397 dnl long doubles were not used, and a portability problem
401 dnl ok, here we try to check whether the systems prototypes for
402 dnl malloc and friends actually match the prototypes provided
403 dnl by gmem.h (keep in sync). i currently only know how to check
404 dnl this reliably with gcc (-Werror), improvements for other
405 dnl compilers are apprechiated.
406 SANE_MALLOC_PROTOS=no
407 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
408 glib_save_CFLAGS=$CFLAGS
409 if test "x$GCC" = "xyes"; then
410 CFLAGS="$CFLAGS -Werror"
411 AC_TRY_COMPILE([#include <stdlib.h>], [
412 void* (*my_calloc_p) (size_t, size_t) = calloc;
413 void* (*my_malloc_p) (size_t) = malloc;
414 void (*my_free_p) (void*) = free;
415 void* (*my_realloc_p) (void*, size_t) = realloc;
421 AC_DEFINE(SANE_MALLOC_PROTOS)
422 SANE_MALLOC_PROTOS=yes)
424 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
425 CFLAGS=$glib_save_CFLAGS
428 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
429 dnl truely know which ones of `inline', `__inline' and `__inline__' are
430 dnl actually supported.
431 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
433 __inline int foo () { return 0; }
434 int main () { return foo (); }
436 glib_cv_has__inline=yes
438 glib_cv_has__inline=no
441 case x$glib_cv_has__inline in
442 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
444 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
446 __inline__ int foo () { return 0; }
447 int main () { return foo (); }
449 glib_cv_has__inline__=yes
451 glib_cv_has__inline__=no
454 case x$glib_cv_has__inline__ in
455 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
457 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
460 inline int foo () { return 0; }
461 int main () { return foo (); }
463 glib_cv_hasinline=yes
468 case x$glib_cv_hasinline in
469 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
472 # check for flavours of varargs macros
473 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
475 int a(int p1, int p2, int p3);
476 #define call_a(...) a(1,__VA_ARGS__)
478 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
479 AC_MSG_RESULT($g_have_iso_c_varargs)
481 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
482 if test "$CXX" = ""; then
484 g_have_iso_cxx_varargs=no
488 int a(int p1, int p2, int p3);
489 #define call_a(...) a(1,__VA_ARGS__)
491 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
494 AC_MSG_RESULT($g_have_iso_cxx_varargs)
496 AC_MSG_CHECKING(for GNUC varargs macros)
498 int a(int p1, int p2, int p3);
499 #define call_a(params...) a(1,params)
501 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
502 AC_MSG_RESULT($g_have_gnuc_varargs)
504 # check for bytesex stuff
507 # check for header files
508 AC_CHECK_HEADERS([float.h limits.h pwd.h sys/param.h sys/poll.h sys/select.h])
509 AC_CHECK_HEADERS([sys/time.h sys/times.h unistd.h values.h stdint.h sched.h])
511 # Checks for libcharset
514 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
515 AC_CHECK_FUNCS(setlocale)
517 AC_MSG_CHECKING(whether make is GNU Make)
520 if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then
521 STRIP_BEGIN='$(strip $(STRIP_DUMMY)'
528 AC_SUBST(STRIP_DUMMY)
529 AC_SUBST(STRIP_BEGIN)
532 # check additional type sizes
539 if test "x$ac_cv_header_stdint_h" = "xyes"; then
540 size_includes=["$size_includes
544 if test "x$ac_cv_header_unistd_h" = "xyes"; then
545 size_includes=["$size_includes
549 GLIB_SIZEOF([$size_includes], size_t, size_t)
550 GLIB_SIZEOF([$size_includes], ptrdiff_t, ptrdiff_t)
551 GLIB_SIZEOF([$size_includes], intmax_t, intmax_t)
553 # Check for some functions
554 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd nanosleep vasprintf)
556 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
557 # The check is borrowed from the PERL Configure script.
558 if test "$ac_cv_func_memmove" != "yes"; then
559 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
560 glib_cv_working_bcopy,[AC_TRY_RUN([
562 char buf[128], abc[128], *b;
564 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
565 for (align = 7; align >= 0; align--) {
566 for (len = 36; len; len--) {
567 b = buf+align; bcopy(abc, b, len);
568 for (off = 1; off <= len; off++) {
569 bcopy(b, b+off, len); bcopy(b+off, b, len);
570 if (bcmp(b, abc, len)) return(1);
575 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
576 if test "$glib_cv_working_bcopy" = "yes"; then
577 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
581 # Check for sys_errlist
582 AC_MSG_CHECKING(for sys_errlist)
584 extern char *sys_errlist[];
586 sys_errlist[sys_nerr-1][0] = 0;
587 ], glib_ok=yes, glib_ok=no)
588 AC_MSG_RESULT($glib_ok)
589 if test "$glib_ok" = "no"; then
590 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
593 # Check for sys_siglist
594 AC_MSG_CHECKING(for sys_siglist)
596 extern char *sys_siglist[];
597 exit (sys_siglist[0]);
598 ], glib_ok=yes, glib_ok=no)
599 AC_MSG_RESULT($glib_ok)
600 if test "$glib_ok" = "no"; then
601 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
604 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
605 AC_MSG_CHECKING(for sys_siglist declaration)
606 AC_TRY_COMPILE([#include <signal.h>], [
607 strlen (sys_siglist[0]);
608 ], glib_ok=yes, glib_ok=no)
609 AC_MSG_RESULT($glib_ok)
610 if test "$glib_ok" = "no"; then
611 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
614 # Check if <sys/select.h> needs to be included for fd_set
615 AC_MSG_CHECKING([for fd_set])
616 AC_TRY_COMPILE([#include <sys/types.h>],
617 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
618 if test "$gtk_ok" = "yes"; then
619 AC_MSG_RESULT([yes, found in sys/types.h])
621 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
622 if test "$gtk_ok" = "yes"; then
623 # *** FIXME: give it a different name
624 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
625 AC_MSG_RESULT([yes, found in sys/select.h])
627 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
632 dnl *** check for sane realloc() ***
633 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
637 return realloc (0, sizeof (int)) == 0;
639 [glib_cv_sane_realloc=yes],
640 [glib_cv_sane_realloc=no],
643 if test x$glib_cv_sane_realloc = xyes; then
644 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
647 dnl Check for nl_langinfo and CODESET
649 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
650 AC_TRY_COMPILE([#include <langinfo.h>],
651 [char *codeset = nl_langinfo (CODESET);],
652 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
655 AC_MSG_RESULT($have_codeset)
658 dnl ****************************************
659 dnl *** strlcpy/strlcat ***
660 dnl ****************************************
662 AC_MSG_CHECKING(for strlcpy/strlcat)
663 AC_TRY_LINK([#include <stdlib.h>
664 #include <string.h>], [
665 char *p = malloc(10);
666 (void) strlcpy(p, "hi", 10);
667 (void) strlcat(p, "bye", 10);
668 ], glib_ok=yes, glib_ok=no)
669 AC_MSG_RESULT($glib_ok)
670 if test "$glib_ok" = "yes"; then
671 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
675 dnl **********************
676 dnl *** va_copy checks ***
677 dnl **********************
678 dnl we currently check for all three va_copy possibilities, so we get
679 dnl all results in config.log for bug reports.
680 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
683 void f (int i, ...) {
684 va_list args1, args2;
686 va_copy (args2, args1);
687 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
689 va_end (args1); va_end (args2);
695 [glib_cv_va_copy=yes],
696 [glib_cv_va_copy=no],
699 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
702 void f (int i, ...) {
703 va_list args1, args2;
705 __va_copy (args2, args1);
706 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
708 va_end (args1); va_end (args2);
714 [glib_cv___va_copy=yes],
715 [glib_cv___va_copy=no],
719 if test "x$glib_cv_va_copy" = "xyes"; then
720 g_va_copy_func=va_copy
721 else if test "x$glib_cv___va_copy" = "xyes"; then
722 g_va_copy_func=__va_copy
726 if test -n "$g_va_copy_func"; then
727 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
730 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
733 void f (int i, ...) {
734 va_list args1, args2;
737 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
739 va_end (args1); va_end (args2);
745 [glib_cv_va_val_copy=yes],
746 [glib_cv_va_val_copy=no],
750 if test "x$glib_cv_va_val_copy" = "xno"; then
751 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
754 dnl ***********************
755 dnl *** g_module checks ***
756 dnl ***********************
759 G_MODULE_PLUGIN_LIBS=
761 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
762 G_MODULE_NEED_USCORE=0
763 G_MODULE_BROKEN_RTLD_GLOBAL=0
764 G_MODULE_HAVE_DLERROR=0
765 dnl *** force native WIN32 shared lib loader
766 if test -z "$G_MODULE_IMPL"; then
768 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
771 dnl *** dlopen() and dlsym() in system libraries
772 if test -z "$G_MODULE_IMPL"; then
773 AC_CHECK_FUNC(dlopen,
774 [AC_CHECK_FUNC(dlsym,
775 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
778 dnl *** load_image (BeOS)
779 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
780 AC_CHECK_LIB(root, load_image,
781 [G_MODULE_LIBS="-lbe -lroot -lglib"
782 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
783 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
784 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
787 dnl *** dlopen() and dlsym() in libdl
788 if test -z "$G_MODULE_IMPL"; then
789 AC_CHECK_LIB(dl, dlopen,
790 [AC_CHECK_LIB(dl, dlsym,
792 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
795 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
796 if test -z "$G_MODULE_IMPL"; then
797 AC_CHECK_FUNC(NSLinkModule,
798 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
799 G_MODULE_NEED_USCORE=1],
802 dnl *** shl_load() in libdld (HP-UX)
803 if test -z "$G_MODULE_IMPL"; then
804 AC_MSG_CHECKING(how to export all symbols)
805 SAVED_LDFLAGS=$LDFLAGS
806 LDFLAGS="$LDFLAGS -Wl,-E"
807 AC_TRY_LINK(,[ return 0; ],
808 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
809 LDFLAGS="$SAVED_LDFLAGS -bexpall"
810 AC_TRY_LINK(,[ return 0; ],
811 [G_MODULE_LDFLAGS="-bexpall"],
812 [G_MODULE_LDFLAGS="none"])
814 LDFLAGS=$SAVED_LDFLAGS
815 AC_MSG_RESULT($G_MODULE_LDFLAGS)
816 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
819 AC_CHECK_LIB(dld, shl_load,
821 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
824 dnl *** additional checks for G_MODULE_IMPL_DL
825 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
828 G_MODULE_LDFLAGS='-rdynamic'
832 LDFLAGS_orig="$LDFLAGS"
833 LIBS="$LIBS $G_MODULE_LIBS"
834 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
835 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
836 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
837 glib_cv_rtldglobal_broken,[
841 #define RTLD_GLOBAL 0
848 void *handle, *global, *local;
849 global = &pthread_create;
850 handle = dlopen ("libpthread.so", RTLD_GLOBAL | RTLD_LAZY);
851 if (!handle) return 0;
852 local = dlsym (handle, "pthread_create");
853 return global == local;
855 [glib_cv_rtldglobal_broken=no],
856 [glib_cv_rtldglobal_broken=yes],
858 rm -f plugin.c plugin.o plugin.lo
860 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
861 G_MODULE_BROKEN_RTLD_GLOBAL=1
863 G_MODULE_BROKEN_RTLD_GLOBAL=0
865 dnl *** check whether we need preceeding underscores
866 AC_CACHE_CHECK([for preceeding underscore in symbols],
870 int glib_underscore_test (void) { return 42; }
872 void *f1 = (void*)0, *f2 = (void*)0, *handle;
873 handle = dlopen ((void*)0, 0);
875 f1 = dlsym (handle, "glib_underscore_test");
876 f2 = dlsym (handle, "_glib_underscore_test");
877 } return (!f2 || f1);
879 [glib_cv_uscore=yes],
882 rm -f plugin.c plugin.$ac_objext plugin.lo
884 if test "x$glib_cv_uscore" = "xyes"; then
885 G_MODULE_NEED_USCORE=1
887 G_MODULE_NEED_USCORE=0
890 LDFLAGS="$LDFLAGS_orig"
891 dnl *** check for having dlerror()
892 AC_CHECK_FUNC(dlerror,
893 [G_MODULE_HAVE_DLERROR=1],
894 [G_MODULE_HAVE_DLERROR=0])
897 dnl *** done, have we got an implementation?
898 if test -z "$G_MODULE_IMPL"; then
900 G_MODULE_SUPPORTED=false
902 G_MODULE_SUPPORTED=true
905 AC_MSG_CHECKING(for the suffix of shared libraries)
907 hpux9* | hpux10* | hpux11*) # taken from ltconfig
908 glib_gmodule_suffix='sl'
911 glib_gmodule_suffix='dll'
914 glib_gmodule_suffix='so'
917 AC_MSG_RESULT(.$glib_gmodule_suffix)
919 AC_SUBST(G_MODULE_SUPPORTED)
920 AC_SUBST(G_MODULE_IMPL)
921 AC_SUBST(G_MODULE_LIBS)
922 AC_SUBST(G_MODULE_LIBS_EXTRA)
923 AC_SUBST(G_MODULE_PLUGIN_LIBS)
924 AC_SUBST(G_MODULE_LDFLAGS)
925 AC_SUBST(G_MODULE_HAVE_DLERROR)
926 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
927 AC_SUBST(G_MODULE_NEED_USCORE)
928 AC_SUBST(GLIB_DEBUG_FLAGS)
930 dnl **********************
931 dnl *** g_spawn checks ***
932 dnl **********************
934 AC_MSG_CHECKING(for gspawn implementation)
937 GSPAWN=gspawn-win32.lo
943 AC_MSG_RESULT($GSPAWN)
946 dnl *************************
947 dnl *** GIOChannel checks ***
948 dnl *************************
950 AC_MSG_CHECKING(for GIOChannel implementation)
962 dnl ****************************************
963 dnl *** platform dependent source checks ***
964 dnl ****************************************
966 AC_MSG_CHECKING(for platform-dependent source)
968 *-*-cygwin*|*-*-mingw*)
969 PLATFORMDEP=gwin32.lo
975 AC_MSG_RESULT($PLATFORMDEP)
976 AC_SUBST(PLATFORMDEP)
978 AC_MSG_CHECKING([whether to compile timeloop])
980 *-*-cygwin*|*-*-mingw*)
987 AC_MSG_RESULT($enable_timeloop)
988 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
990 AC_MSG_CHECKING([if building for some Win32 platform])
992 *-*-mingw*|*-*-cygwin*)
999 AC_MSG_RESULT($platform_win32)
1000 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1002 dnl ***********************
1003 dnl *** g_thread checks ***
1004 dnl ***********************
1006 AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris/win32] specify a thread implementation to use],
1007 if test "x$with_threads" = x; then
1010 want_threads=$with_threads
1013 if test "x$enable_threads" = "xno"; then
1016 if test "x$want_threads" = "xnone"; then
1020 dnl error and warning message
1021 dnl *************************
1023 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1024 computer. GLib will not have a default thread implementation."
1026 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1027 platform (normally it's "_REENTRANT"). I'll not use any flag on
1028 compilation now, but then your programs might not work.
1029 Please provide information on how it is done on your system."
1031 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1034 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1035 provide information on your thread implementation.
1036 You can also run 'configure --disable-threads'
1037 to compile without thread support."
1039 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1040 functions will not be MT-safe during their first call because
1041 there is no working 'getpwuid_r' on your system."
1043 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1044 because there is no 'localtime_r' on your system."
1046 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1047 crude surrogate will be used. If you happen to know a
1048 yield function for your system, please inform the GLib
1051 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1052 threads on your system. Thus threads can only have the default
1053 priority. If you happen to know these main/max
1054 priorities, please inform the GLib developers."
1057 dnl determination of thread implementation
1058 dnl ***************************************
1061 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
1064 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
1068 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1069 || test "x$want_threads" = xdce; then
1070 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1071 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1072 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1073 glib_save_CPPFLAGS="$CPPFLAGS"
1074 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1075 if test "x$have_threads" = xnone; then
1076 AC_TRY_COMPILE([#include <pthread.h>],
1077 [pthread_attr_t attr; pthread_attr_init(&attr);],
1080 if test "x$have_threads" = xnone; then
1081 AC_TRY_COMPILE([#include <pthread.h>],
1082 [pthread_attr_t attr; pthread_attr_create(&attr);],
1085 CPPFLAGS="$glib_save_CPPFLAGS"
1087 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1089 *-*-mingw*|*-*-cygwin*)
1095 AC_MSG_CHECKING(for thread implementation)
1097 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
1098 AC_MSG_RESULT(none available)
1099 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1101 AC_MSG_RESULT($have_threads)
1105 dnl determination of G_THREAD_CFLAGS
1106 dnl ********************************
1109 G_THREAD_LIBS_EXTRA=
1112 if test x"$have_threads" != xnone; then
1114 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess
1118 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
1119 if test x"$GCC" = xyes; then
1120 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
1124 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
1126 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
1129 *-sysv5uw7*) # UnixWare 7
1130 if test "$GCC" != "yes"; then
1131 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -Kthread"
1133 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -pthread"
1137 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_POSIX4A_DRAFT10_SOURCE"
1140 # if we are not finding the localtime_r function, then we probably are
1141 # not using the proper multithread flag
1143 glib_save_CPPFLAGS="$CPPFLAGS"
1144 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1146 # First we test, whether localtime_r is declared in time.h
1147 # directly. Then we test whether a macro localtime_r exists, in
1148 # which case localtime_r in the test program is replaced and thus
1149 # if we still find localtime_r in the output, it is not defined as
1152 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1153 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1155 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1157 CPPFLAGS="$glib_save_CPPFLAGS"
1159 AC_MSG_CHECKING(thread related cflags)
1160 AC_MSG_RESULT($G_THREAD_CFLAGS)
1161 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
1164 dnl determination of G_THREAD_LIBS
1165 dnl ******************************
1167 mutex_has_default=no
1168 case $have_threads in
1170 glib_save_CPPFLAGS="$CPPFLAGS"
1171 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1173 glib_save_LIBS="$LIBS"
1175 *-sysv5uw7*) # UnixWare 7
1176 if test "$GCC" != "yes"; then
1177 G_THREAD_LIBS="-Kthread"
1179 G_THREAD_LIBS="-pthread"
1183 for thread_lib in "" pthread pthread32 pthreads c_r thread dce; do
1184 if test x"$thread_lib" = x; then
1188 add_thread_lib="-l$thread_lib"
1189 IN=" in -l$thread_lib"
1191 if test x"$have_threads" = xposix; then
1194 defattr=pthread_attr_default
1197 LIBS="$glib_save_LIBS $add_thread_lib"
1199 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1200 AC_TRY_RUN([#include <pthread.h>
1202 void* func(void* data) {check_me = 42;}
1206 pthread_create (&t, $defattr, func, 0);
1207 pthread_join (t, &ret);
1208 exit (check_me != 42);
1211 G_THREAD_LIBS="$add_thread_lib"
1213 [AC_MSG_RESULT(no)])
1215 if test "x$G_THREAD_LIBS" = xerror; then
1216 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1218 for thread_lib in "" rt rte; do
1219 if test x"$thread_lib" = x; then
1223 add_thread_lib="-l$thread_lib"
1224 IN=" in -l$thread_lib"
1226 LIBS="$glib_save_LIBS $add_thread_lib"
1228 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1229 AC_TRY_RUN([#include <sched.h>
1233 return sched_get_priority_min(SCHED_OTHER)==-1
1237 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1238 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1239 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1241 [AC_MSG_RESULT(no)])
1243 LIBS="$glib_save_LIBS"
1246 mutex_has_default=yes
1247 mutex_default_type='pthread_mutex_t'
1248 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1249 mutex_header_file='pthread.h'
1250 if test "x$have_threads" = "xposix"; then
1251 g_threads_impl="POSIX"
1253 g_threads_impl="DCE"
1254 have_threads="posix"
1256 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1257 CPPFLAGS="$glib_save_CPPFLAGS"
1261 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
1262 mutex_has_default=yes
1263 mutex_default_type='mutex_t'
1264 mutex_default_init="DEFAULTMUTEX"
1265 mutex_header_file='thread.h'
1266 g_threads_impl="SOLARIS"
1269 g_threads_impl="WIN32"
1273 g_threads_impl="NONE"
1276 g_threads_impl="NONE"
1281 if test "x$G_THREAD_LIBS" = xerror; then
1282 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1287 G_THREAD_LIBS="-lbe -lroot -lglib "
1288 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1294 AC_MSG_CHECKING(thread related libraries)
1295 AC_MSG_RESULT($G_THREAD_LIBS)
1297 dnl check for mt safe function variants and some posix functions
1298 dnl ************************************************************
1300 if test x"$have_threads" != xnone; then
1301 glib_save_LIBS="$LIBS"
1302 # we are not doing the following for now, as this might require glib
1303 # to always be linked with the thread libs on some platforms.
1304 # LIBS="$LIBS $G_THREAD_LIBS"
1305 AC_CHECK_FUNCS(localtime_r)
1306 if test "$ac_cv_header_pwd_h" = "yes"; then
1307 AC_CACHE_CHECK([for posix getpwuid_r],
1308 ac_cv_func_posix_getpwuid_r,
1309 [AC_TRY_RUN([#include <errno.h>
1311 int main () { char buffer[10000];
1312 struct passwd pwd, *pwptr = &pwd;
1315 error = getpwuid_r (0, &pwd, buffer,
1316 sizeof (buffer), &pwptr);
1317 return (error < 0 && errno == ENOSYS)
1318 || error == ENOSYS; }],
1319 [ac_cv_func_posix_getpwuid_r=yes],
1320 [ac_cv_func_posix_getpwuid_r=no])])
1321 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1322 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1323 [Have POSIX function getpwuid_r])
1325 AC_CACHE_CHECK([for nonposix getpwuid_r],
1326 ac_cv_func_nonposix_getpwuid_r,
1327 [AC_TRY_LINK([#include <pwd.h>],
1328 [char buffer[10000];
1330 getpwuid_r (0, &pwd, buffer,
1332 [ac_cv_func_nonposix_getpwuid_r=yes],
1333 [ac_cv_func_nonposix_getpwuid_r=no])])
1334 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1335 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1336 [Have non-POSIX function getpwuid_r])
1340 LIBS="$LIBS $G_THREAD_LIBS"
1341 if test x"$have_threads" = xposix; then
1342 glib_save_CPPFLAGS="$CPPFLAGS"
1343 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1344 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1345 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1346 # This is not AC_CHECK_FUNC to also work with function
1347 # name mangling in header files.
1348 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1349 AC_TRY_LINK([#include <pthread.h>],
1350 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1352 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1353 [Have function pthread_attr_setstacksize])],
1354 [AC_MSG_RESULT(no)])
1355 AC_MSG_CHECKING(for minimal/maximal thread priority)
1356 if test x"$posix_priority_min" = xnone; then
1357 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1359 posix_priority_min=PX_PRIO_MIN
1360 posix_priority_max=PX_PRIO_MAX])
1362 if test x"$posix_priority_min" = xnone; then
1363 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1365 posix_priority_min=PRI_OTHER_MIN
1366 posix_priority_max=PRI_OTHER_MAX])
1368 if test x"$posix_priority_min" = x; then
1369 AC_MSG_RESULT(none found)
1370 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1371 posix_priority_min=-1
1372 posix_priority_max=-1
1374 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1375 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1376 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])
1378 posix_yield_func=none
1379 AC_MSG_CHECKING(for posix yield function)
1380 for yield_func in sched_yield pthread_yield_np pthread_yield \
1382 AC_TRY_LINK([#include <pthread.h>],
1384 [posix_yield_func="$yield_func"
1387 if test x"$posix_yield_func" = xnone; then
1388 AC_MSG_RESULT(none found)
1389 AC_MSG_WARN($POSIX_NO_YIELD)
1390 posix_yield_func="g_usleep(1000)"
1392 AC_MSG_RESULT($posix_yield_func)
1393 posix_yield_func="$posix_yield_func()"
1395 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1396 CPPFLAGS="$glib_save_CPPFLAGS"
1398 AC_MSG_CHECKING(whether to use the PID niceness surrogate for thread priorities)
1399 AC_TRY_RUN([#include <pthread.h>
1400 #include <sys/types.h>
1402 pid_t other_pid = 0;
1404 void* func(void* data) {other_pid = getpid();}
1408 pthread_create (&t, $defattr, func, NULL);
1409 pthread_join (t, &ret);
1410 exit (getpid()==other_pid ||
1411 $posix_priority_min != $posix_priority_max);
1414 AC_DEFINE(G_THREAD_USE_PID_SURROGATE, 1, [whether to use the PID niceness surrogate for thread priorities])
1416 [AC_MSG_RESULT(no)])
1417 elif test x"$have_threads" = xwin32; then
1418 # It's a pointer to a private struct
1419 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1420 else # solaris threads
1421 GLIB_SIZEOF([#include <thread.h>], thread_t, system_thread)
1424 LIBS="$glib_save_LIBS"
1426 # now spit out all the warnings.
1427 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1428 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1429 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1431 if test "$ac_cv_func_localtime_r" != "yes"; then
1432 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1435 # If no thread implementation exists, we will provide enough
1436 # space for a pointer
1437 GLIB_SIZEOF(, void*, system_thread)
1440 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1441 [Source file containing theread implementation])
1442 AC_SUBST(G_THREAD_CFLAGS)
1443 AC_SUBST(G_THREAD_LIBS)
1444 AC_SUBST(G_THREAD_LIBS_EXTRA)
1446 dnl **********************************************
1447 dnl *** GDefaultMutex setup and initialization ***
1448 dnl **********************************************
1450 dnl if mutex_has_default = yes, we also got
1451 dnl mutex_default_type, mutex_default_init and mutex_header_file
1452 GLIB_IF_VAR_EQ(mutex_has_default, yes,
1453 glib_save_CPPFLAGS="$CPPFLAGS"
1454 glib_save_LIBS="$LIBS"
1455 LIBS="$LIBS $G_THREAD_LIBS"
1456 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1457 GLIB_SIZEOF([#include <$mutex_header_file>],
1458 $mutex_default_type,
1461 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1462 $mutex_default_type,
1464 $glib_cv_sizeof_gmutex,
1465 $mutex_default_init)
1466 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1467 mutex_has_default=no
1469 CPPFLAGS="$glib_save_CPPFLAGS"
1470 LIBS="$glib_save_LIBS"
1475 dnl ****************************************
1476 dnl *** GLib POLL* compatibility defines ***
1477 dnl ****************************************
1479 [#include <sys/types.h>
1480 #include <sys/poll.h>],
1481 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
1482 glibconfig-sysdefs.h,
1485 dnl **********************
1486 dnl *** Win32 API libs ***
1487 dnl **********************
1491 G_LIBS_EXTRA="-luser32 -lwsock32 -lkernel32"
1494 G_LIBS_EXTRA="-lwsock32"
1500 AC_SUBST(G_LIBS_EXTRA)
1502 dnl ***********************
1503 dnl *** Tests for iconv ***
1504 dnl ***********************
1506 AC_ARG_WITH(libiconv, [ --with-libiconv Use the libiconv library ],,with_libiconv=maybe)
1510 if test "x$with_libiconv" != "xyes" ; then
1512 # Check in the C library
1514 AC_CHECK_FUNC(iconv_open, with_libiconv=no; found_iconv=yes)
1517 if test "x$with_libiconv" != "xno" ; then
1519 # Check for libiconv
1521 AC_CHECK_LIB(iconv, libiconv_open, with_libiconv=yes; found_iconv=yes)
1524 if test "x$found_iconv" = "xno" ; then
1525 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
1528 if test "x$with_libiconv" = "xyes" ; then
1529 ICONV_LIBS="-liconv"
1530 AC_DEFINE(USE_LIBICONV)
1532 AC_SUBST(ICONV_LIBS)
1534 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
1535 dnl since we need it for g_iconv()
1537 AC_MSG_CHECKING([for EILSEQ])
1543 ], have_eilseq=yes, have_eilseq=no);
1544 AC_MSG_RESULT($have_eilseq)
1546 dnl **************************
1547 dnl *** Checks for gtk-doc ***
1548 dnl **************************
1550 AC_ARG_WITH(html-dir, [ --with-html-dir=PATH path to installed docs])
1552 if test "x$with_html_dir" = "x" ; then
1553 HTML_DIR='${datadir}/gtk-doc/html'
1555 HTML_DIR=$with_html_dir
1560 AC_CHECK_PROG(GTKDOC, gtkdoc-mkdb, true, false)
1562 gtk_doc_min_version=0.6
1564 gtk_doc_version=`gtkdoc-mkdb --version`
1565 AC_MSG_CHECKING([gtk-doc version ($gtk_doc_version) >= $gtk_doc_min_version])
1566 if perl <<EOF ; then
1567 exit (("$gtk_doc_version" =~ /^[[0-9]]+\.[[0-9]]+$/) &&
1568 ("$gtk_doc_version" >= "$gtk_doc_min_version") ? 0 : 1);
1577 AM_CONDITIONAL(HAVE_GTK_DOC, $GTKDOC)
1578 AC_SUBST(HAVE_GTK_DOC)
1580 AC_CHECK_PROG(DB2HTML, db2html, true, false)
1581 AM_CONDITIONAL(HAVE_DOCBOOK, $DB2HTML)
1583 dnl Let people disable the gtk-doc stuff.
1584 AC_ARG_ENABLE(gtk-doc, [ --enable-gtk-doc use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto)
1586 if test x$enable_gtk_doc = xauto ; then
1587 if test x$GTKDOC = xtrue ; then
1594 dnl NOTE: We need to use a separate automake conditional for this
1595 dnl to make this work with the tarballs.
1596 AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes)
1598 dnl ******************************
1599 dnl *** output the whole stuff ***
1600 dnl ******************************
1602 AC_OUTPUT_COMMANDS([
1604 ## Generate `glibconfig.h' in two cases
1605 ## 1. `config.status' is run either explicitly, or via configure.
1606 ## Esp. not when it is run in `Makefile' to generate makefiles and
1608 ## 2. CONFIG_OTHER is set explicitly
1610 ## Case 1 is difficult. We know that `automake' sets one of
1611 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
1612 ## only when AM_CONFIG_HEADER is set, however.
1614 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
1615 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
1616 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
1618 case "$CONFIG_OTHER" in
1620 echo creating glibconfig.h
1621 outfile=glibconfig.h-tmp
1622 cat > $outfile <<\_______EOF
1625 * This is a generated file. Please modify 'configure.in'
1628 #ifndef __G_LIBCONFIG_H__
1629 #define __G_LIBCONFIG_H__
1631 #include <glib/gmacros.h>
1635 if test x$glib_limits_h = xyes; then
1636 echo '#include <limits.h>' >> $outfile
1638 if test x$glib_float_h = xyes; then
1639 echo '#include <float.h>' >> $outfile
1641 if test x$glib_values_h = xyes; then
1642 echo '#include <values.h>' >> $outfile
1644 if test "$glib_header_alloca_h" = "yes"; then
1645 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
1647 if test x$glib_sys_poll_h = xyes; then
1648 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
1651 cat >> $outfile <<_______EOF
1655 #define G_MINFLOAT $glib_mf
1656 #define G_MAXFLOAT $glib_Mf
1657 #define G_MINDOUBLE $glib_md
1658 #define G_MAXDOUBLE $glib_Md
1659 #define G_MINSHORT $glib_ms
1660 #define G_MAXSHORT $glib_Ms
1661 #define G_MAXUSHORT $glib_Mus
1662 #define G_MININT $glib_mi
1663 #define G_MAXINT $glib_Mi
1664 #define G_MAXUINT $glib_Mui
1665 #define G_MINLONG $glib_ml
1666 #define G_MAXLONG $glib_Ml
1667 #define G_MAXULONG $glib_Mul
1669 #define G_MININT64 ((gint64) 0x8000000000000000)
1670 #define G_MAXINT64 ((gint64) 0x7fffffffffffffff)
1671 #define G_MAXUINT64 ((guint64) 0xffffffffffffffff)
1676 ### this should always be true in a modern C/C++ compiler
1677 cat >>$outfile <<_______EOF
1678 typedef signed char gint8;
1679 typedef unsigned char guint8;
1683 if test -n "$gint16"; then
1684 cat >>$outfile <<_______EOF
1685 typedef signed $gint16 gint16;
1686 typedef unsigned $gint16 guint16;
1687 #define G_GINT16_FORMAT $gint16_format
1688 #define G_GUINT16_FORMAT $guint16_format
1693 if test -n "$gint32"; then
1694 cat >>$outfile <<_______EOF
1695 typedef signed $gint32 gint32;
1696 typedef unsigned $gint32 guint32;
1697 #define G_GINT32_FORMAT $gint32_format
1698 #define G_GUINT32_FORMAT $guint32_format
1702 cat >>$outfile <<_______EOF
1703 #define G_HAVE_GINT64 1 /* deprecated, always true */
1705 ${glib_extension}typedef signed $gint64 gint64;
1706 ${glib_extension}typedef unsigned $gint64 guint64;
1708 #define G_GINT64_CONSTANT(val) $gint64_constant
1710 #define G_GINT64_FORMAT $gint64_format
1711 #define G_GUINT64_FORMAT $guint64_format
1714 cat >>$outfile <<_______EOF
1716 #define GLIB_SIZEOF_VOID_P $glib_void_p
1717 #define GLIB_SIZEOF_LONG $glib_long
1721 case x$glib_size_t in
1722 x2) echo "typedef gint16 gssize;" >> $outfile
1723 echo "typedef guint16 gsize;" >> $outfile
1725 x4) echo "typedef gint32 gssize;" >> $outfile
1726 echo "typedef guint32 gsize;" >> $outfile
1728 x8) echo "typedef gint64 gssize;" >> $outfile
1729 echo "typedef guint64 gsize;" >> $outfile
1731 *) echo "#error size of size_t is unknown" >> $outfile
1735 if test -z "$glib_unknown_void_p"; then
1736 cat >>$outfile <<_______EOF
1738 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
1739 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
1741 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
1742 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
1745 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
1750 cat >>$outfile <<_______EOF
1759 #define G_HAVE_INLINE 1
1760 #else /* !__cplusplus */
1762 #endif /* !__cplusplus */
1766 if test x$g_have_iso_c_varargs = xyes ; then
1767 cat >>$outfile <<_______EOF
1769 # define G_HAVE_ISO_VARARGS 1
1773 if test x$g_have_iso_cxx_varargs = xyes ; then
1774 cat >>$outfile <<_______EOF
1776 # define G_HAVE_ISO_VARARGS 1
1780 if test x$g_have_gnuc_varargs = xyes ; then
1781 cat >>$outfile <<_______EOF
1783 #define G_HAVE_GNUC_VARARGS 1
1788 if test x$g_have_eilseq = xno; then
1789 cat >>$outfile <<_______EOF
1791 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
1792 * The correspondence between this and the corresponding definition
1793 * in libiconv is essential.
1795 # define EILSEQ ENOENT
1802 if test x$g_mutex_has_default = xyes; then
1803 cat >>$outfile <<_______EOF
1804 $g_enable_threads_def G_THREADS_ENABLED
1805 #define G_THREADS_IMPL_$g_threads_impl_def
1806 typedef struct _GStaticMutex GStaticMutex;
1807 struct _GStaticMutex
1809 struct _GMutex *runtime_mutex;
1811 char pad[$g_mutex_sizeof];
1812 double dummy_double;
1813 void *dummy_pointer;
1817 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
1818 #define g_static_mutex_get_mutex(mutex) \
1819 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->static_mutex)) : \
1820 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1823 cat >>$outfile <<_______EOF
1824 $g_enable_threads_def G_THREADS_ENABLED
1825 #define G_THREADS_IMPL_$g_threads_impl_def
1826 typedef struct _GMutex* GStaticMutex;
1827 #define G_STATIC_MUTEX_INIT NULL
1828 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1832 cat >>$outfile <<_______EOF
1833 /* This represents a system thread as used by the implementation. An
1834 * alien implementaion, as loaded by g_thread_init can only count on
1835 * "sizeof (gpointer)" bytes to store their info. We however need more
1836 * for some of our native implementations. */
1837 typedef union _GSystemThread GSystemThread;
1838 union _GSystemThread
1840 char data[$g_system_thread_sizeof];
1841 double dummy_double;
1842 void *dummy_pointer;
1848 g_bit_sizes="16 32 64"
1849 for bits in $g_bit_sizes; do
1850 cat >>$outfile <<_______EOF
1851 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1852 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1853 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1854 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1858 cat >>$outfile <<_______EOF
1859 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1860 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1861 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1862 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1863 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1864 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1865 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1866 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1867 #define G_BYTE_ORDER $g_byte_order
1871 if test -r glibconfig-sysdefs.h; then
1872 cat glibconfig-sysdefs.h >>$outfile
1875 cat >>$outfile <<_______EOF
1877 #define G_MODULE_SUFFIX "$g_module_suffix"
1881 #endif /* GLIBCONFIG_H */
1885 if cmp -s $outfile glibconfig.h; then
1886 echo glibconfig.h is unchanged
1889 mv $outfile glibconfig.h
1894 # Note that if two cases are the same, case goes with the first one.
1895 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1896 # on variable expansion in case labels. Look at the generated config.status
1899 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
1900 glib_header_alloca_h="$ac_cv_working_alloca_h"
1902 glib_header_alloca_h="$ac_cv_header_alloca_h"
1906 x$ac_cv_header_float_h)
1908 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1909 glib_md=DBL_MIN glib_Md=DBL_MAX
1911 x$ac_cv_header_values_h)
1913 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1914 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1919 x$ac_cv_header_limits_h)
1921 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
1922 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
1923 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
1925 x$ac_cv_header_values_h)
1927 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
1928 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
1929 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
1933 if test x$ac_cv_header_sys_poll_h = xyes ; then
1938 $ac_cv_sizeof_short)
1940 gint16_format='"hi"'
1941 guint16_format='"hu"'
1946 guint16_format='"u"'
1950 $ac_cv_sizeof_short)
1952 gint32_format='"hi"'
1953 guint32_format='"hu"'
1958 guint32_format='"u"'
1962 gint32_format='"li"'
1963 guint32_format='"lu"'
1970 guint64_format='"u"'
1972 gint64_constant='(val)'
1976 gint64_format='"li"'
1977 guint64_format='"lu"'
1979 gint64_constant='(val##L)'
1981 $ac_cv_sizeof_long_long)
1983 if test -n "$glib_cv_long_long_format"; then
1984 gint64_format='"'$glib_cv_long_long_format'i"'
1985 guint64_format='"'$glib_cv_long_long_format'u"'
1987 glib_extension='G_GNUC_EXTENSION '
1988 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1990 $ac_cv_sizeof___int64)
1992 if test -n "$glib_cv_long_long_format"; then
1993 gint64_format='"'$glib_cv_long_long_format'i"'
1994 guint64_format='"'$glib_cv_long_long_format'u"'
1997 gint64_constant='(val##i64)'
2000 glib_size_t=$glib_cv_sizeof_size_t
2001 glib_void_p=$ac_cv_sizeof_long
2002 glib_long=$ac_cv_sizeof_void_p
2004 gintbits=`expr $ac_cv_sizeof_int \* 8`
2005 glongbits=`expr $ac_cv_sizeof_long \* 8`
2008 case $ac_cv_sizeof_void_p in
2009 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2010 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2011 *) glib_unknown_void_p=yes ;;
2016 x$ac_cv_func_atexit)
2018 #ifdef NeXT /* @#%@! NeXTStep */
2019 # define g_ATEXIT(proc) (!atexit (proc))
2021 # define g_ATEXIT(proc) (atexit (proc))
2024 x$ac_cv_func_on_exit)
2026 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2031 x$ac_cv_func_memmove)
2033 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
2035 x$glib_cv_working_bcopy)
2037 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2038 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2042 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2043 * so we have to roll our own copy routine. */
2044 void g_memmove (void* dest, const void * src, unsigned long len);"
2049 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2050 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2051 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2055 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2056 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2060 if test x$glib_cv_va_val_copy = xno; then
2061 glib_vacopy="\$glib_vacopy
2062 #define G_VA_COPY_AS_ARRAY 1"
2065 if test x$glib_cv_hasinline = xyes; then
2066 glib_inline='#define G_HAVE_INLINE 1'
2068 if test x$glib_cv_has__inline = xyes; then
2069 glib_inline="\$glib_inline
2070 #define G_HAVE___INLINE 1"
2072 if test x$glib_cv_has__inline__ = xyes; then
2073 glib_inline="\$glib_inline
2074 #define G_HAVE___INLINE__ 1"
2077 g_have_gnuc_varargs=$g_have_gnuc_varargs
2078 g_have_iso_c_varargs=$g_have_iso_c_varargs
2079 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2082 x$ac_cv_c_bigendian)
2083 g_byte_order=G_BIG_ENDIAN
2088 g_byte_order=G_LITTLE_ENDIAN
2094 g_have_eilseq=$have_eilseq
2096 case x$have_threads in
2097 xnone) g_enable_threads_def="#undef";;
2098 *) g_enable_threads_def="#define";;
2101 g_threads_impl_def=$g_threads_impl
2103 g_mutex_has_default="$mutex_has_default"
2104 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2105 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2106 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2108 g_module_suffix="$glib_gmodule_suffix"
2112 glib_os="#define G_OS_BEOS"
2115 glib_os="#define G_OS_UNIX
2116 #define G_PLATFORM_WIN32
2117 #define G_WITH_CYGWIN"
2120 glib_os="#define G_OS_WIN32
2121 #define G_PLATFORM_WIN32"
2124 glib_os="#define G_OS_UNIX"
2131 glib-2.0-uninstalled.pc
2133 gmodule-2.0-uninstalled.pc
2135 gthread-2.0-uninstalled.pc
2137 gobject-2.0-uninstalled.pc
2141 build/win32/Makefile
2142 build/win32/dirent/Makefile
2144 glib/libcharset/Makefile
2145 gmodule/gmoduleconf.h
2151 docs/reference/Makefile
2152 docs/reference/glib/Makefile
2153 docs/reference/gobject/Makefile
2157 echo " *** IMPORTANT *** "
2159 echo "This is a development version of GLib. You should be using a stable"
2160 echo "version, which is available at ftp://ftp.gtk.org/pub/gtk/v1.2/. The"
2161 echo "version you just configured is meant for developers of GLib only:"
2163 echo " * You should not base stable software on this version of GLib."
2164 echo " * GNOME developers should use a stable version of GLib."
2166 echo " *** You should be using GLib 1.2 instead. ***"