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 "$AWK" ; then
256 # Need full path to Perl for glib-mkenums
258 if test "x$PERL" != x ; then
259 AC_PATH_PROG(PERL_PATH, $PERL)
261 PERL_PATH="/usr/bin/env perl"
269 ALL_LINGUAS="az ca de es eu fr gl ja nl nn no ro ru sk sl sv ta tr uk zh_CN zh_TW"
272 if test "$gt_cv_func_dgettext_libc" = "yes" || test "$gt_cv_func_dgettext_libintl" = "yes"; then
276 *** You must have either have gettext support in your C library, or use the
277 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
281 LIBS="$LIBS $INTLLIBS"
283 GETTEXT_PACKAGE=glib20
284 AC_SUBST(GETTEXT_PACKAGE)
285 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE")
287 # AM_GLIB_GNU_GETTEXT above substs $DATADIRNAME
288 # this is the directory where the *.{mo,gmo} files are installed
289 GLIB_LOCALE_DIR="${prefix}/${DATADIRNAME}/locale"
290 AC_DEFINE_UNQUOTED(GLIB_LOCALE_DIR,"$GLIB_LOCALE_DIR")
292 dnl Initialize libtool
296 if test "x$GCC" = "xyes"; then
298 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
299 *) CFLAGS="$CFLAGS -Wall" ;;
302 if test "x$enable_ansi" = "xyes"; then
304 *[[\ \ ]]-ansi[[\ \ ]]*) ;;
305 *) CFLAGS="$CFLAGS -ansi" ;;
309 *[[\ \ ]]-pedantic[[\ \ ]]*) ;;
310 *) CFLAGS="$CFLAGS -pedantic" ;;
315 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
316 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
319 AC_TRY_RUN([#include <math.h>
320 int main (void) { return (log(1) != log(1.)); }],
321 AC_MSG_RESULT(none needed),
322 glib_save_CFLAGS=$CFLAGS
323 CFLAGS="$CFLAGS -std1"
324 AC_TRY_RUN([#include <math.h>
325 int main (void) { return (log(1) != log(1.)); }],
326 AC_MSG_RESULT(-std1),
328 CFLAGS=$glib_save_CFLAGS
330 [No ANSI prototypes found in library. (-std1 didn't work.)])
335 dnl NeXTStep cc seems to need this
336 AC_MSG_CHECKING([for extra flags for POSIX compliance])
337 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
338 AC_MSG_RESULT(none needed),
339 glib_save_CFLAGS=$CFLAGS
340 CFLAGS="$CFLAGS -posix"
341 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
342 AC_MSG_RESULT(-posix),
344 CFLAGS=$glib_save_CFLAGS
345 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
347 # Checks for header files.
350 # Checks for library functions.
355 AC_CHECK_FUNCS(atexit on_exit)
357 AC_CHECK_SIZEOF(char)
358 AC_CHECK_SIZEOF(short)
359 AC_CHECK_SIZEOF(long)
361 AC_CHECK_SIZEOF(void *)
362 AC_CHECK_SIZEOF(long long)
363 AC_CHECK_SIZEOF(__int64)
365 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
369 *** GLib requires a 64 bit type. You might want to consider
370 *** using the GNU C compiler.
374 if test x$ac_cv_sizeof_long_long = x8; then
375 # long long is a 64 bit integer.
376 AC_MSG_CHECKING(for format to printf and scanf a gint64)
377 AC_CACHE_VAL(glib_cv_long_long_format,[
378 for format in ll q I64; do
379 AC_TRY_RUN([#include <stdio.h>
382 long long b, a = -0x3AFAFAFAFAFAFAFALL;
384 sprintf (buffer, "%${format}u", a);
385 sscanf (buffer, "%${format}u", &b);
389 glib_cv_long_long_format=${format}
392 if test -n "$glib_cv_long_long_format"; then
393 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
397 elif test x$ac_cv_sizeof___int64 = x8; then
398 # __int64 is a 64 bit integer.
399 AC_MSG_CHECKING(for format to printf and scanf a gint64)
400 # We know this is MSVC, and what the formats are
401 glib_cv_long_long_format=I64
402 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
405 dnl long doubles were not used, and a portability problem
409 dnl ok, here we try to check whether the systems prototypes for
410 dnl malloc and friends actually match the prototypes provided
411 dnl by gmem.h (keep in sync). i currently only know how to check
412 dnl this reliably with gcc (-Werror), improvements for other
413 dnl compilers are apprechiated.
414 SANE_MALLOC_PROTOS=no
415 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
416 glib_save_CFLAGS=$CFLAGS
417 if test "x$GCC" = "xyes"; then
418 CFLAGS="$CFLAGS -Werror"
419 AC_TRY_COMPILE([#include <stdlib.h>], [
420 void* (*my_calloc_p) (size_t, size_t) = calloc;
421 void* (*my_malloc_p) (size_t) = malloc;
422 void (*my_free_p) (void*) = free;
423 void* (*my_realloc_p) (void*, size_t) = realloc;
429 AC_DEFINE(SANE_MALLOC_PROTOS)
430 SANE_MALLOC_PROTOS=yes)
432 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
433 CFLAGS=$glib_save_CFLAGS
436 dnl check in which direction the stack grows
438 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
440 volatile int *a = 0, *b = 0;
442 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
443 void foo (void) { volatile int x = 5; b = &x; }
445 glib_cv_stack_grows=no
447 glib_cv_stack_grows=yes
451 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
452 dnl truely know which ones of `inline', `__inline' and `__inline__' are
453 dnl actually supported.
454 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
456 __inline int foo () { return 0; }
457 int main () { return foo (); }
459 glib_cv_has__inline=yes
461 glib_cv_has__inline=no
464 case x$glib_cv_has__inline in
465 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
467 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
469 __inline__ int foo () { return 0; }
470 int main () { return foo (); }
472 glib_cv_has__inline__=yes
474 glib_cv_has__inline__=no
477 case x$glib_cv_has__inline__ in
478 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
480 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
483 inline int foo () { return 0; }
484 int main () { return foo (); }
486 glib_cv_hasinline=yes
491 case x$glib_cv_hasinline in
492 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
495 # check for flavours of varargs macros
496 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
498 int a(int p1, int p2, int p3);
499 #define call_a(...) a(1,__VA_ARGS__)
501 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
502 AC_MSG_RESULT($g_have_iso_c_varargs)
504 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
505 if test "$CXX" = ""; then
507 g_have_iso_cxx_varargs=no
511 int a(int p1, int p2, int p3);
512 #define call_a(...) a(1,__VA_ARGS__)
514 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
517 AC_MSG_RESULT($g_have_iso_cxx_varargs)
519 AC_MSG_CHECKING(for GNUC varargs macros)
521 int a(int p1, int p2, int p3);
522 #define call_a(params...) a(1,params)
524 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
525 AC_MSG_RESULT($g_have_gnuc_varargs)
527 # check for bytesex stuff
530 # check for header files
531 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h sys/param.h sys/poll.h sys/select.h])
532 AC_CHECK_HEADERS([sys/time.h sys/times.h unistd.h values.h stdint.h sched.h])
534 # Checks for libcharset
537 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
538 AC_CHECK_FUNCS(setlocale)
540 AC_MSG_CHECKING(whether make is GNU Make)
543 if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then
544 STRIP_BEGIN='$(strip $(STRIP_DUMMY)'
551 AC_SUBST(STRIP_DUMMY)
552 AC_SUBST(STRIP_BEGIN)
555 # check additional type sizes
562 if test "x$ac_cv_header_stdint_h" = "xyes"; then
563 size_includes=["$size_includes
567 if test "x$ac_cv_header_unistd_h" = "xyes"; then
568 size_includes=["$size_includes
572 GLIB_SIZEOF([$size_includes], size_t, size_t)
573 GLIB_SIZEOF([$size_includes], ptrdiff_t, ptrdiff_t)
574 GLIB_SIZEOF([$size_includes], intmax_t, intmax_t)
576 # Check for some functions
577 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd nanosleep vasprintf)
579 AC_FUNC_VSNPRINTF_C99
581 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
582 # The check is borrowed from the PERL Configure script.
583 if test "$ac_cv_func_memmove" != "yes"; then
584 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
585 glib_cv_working_bcopy,[AC_TRY_RUN([
587 char buf[128], abc[128], *b;
589 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
590 for (align = 7; align >= 0; align--) {
591 for (len = 36; len; len--) {
592 b = buf+align; bcopy(abc, b, len);
593 for (off = 1; off <= len; off++) {
594 bcopy(b, b+off, len); bcopy(b+off, b, len);
595 if (bcmp(b, abc, len)) return(1);
600 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
601 if test "$glib_cv_working_bcopy" = "yes"; then
602 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
606 # Check for sys_errlist
607 AC_MSG_CHECKING(for sys_errlist)
609 extern char *sys_errlist[];
611 sys_errlist[sys_nerr-1][0] = 0;
612 ], glib_ok=yes, glib_ok=no)
613 AC_MSG_RESULT($glib_ok)
614 if test "$glib_ok" = "no"; then
615 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
618 # Check for sys_siglist
619 AC_MSG_CHECKING(for sys_siglist)
621 extern char *sys_siglist[];
622 exit (sys_siglist[0]);
623 ], glib_ok=yes, glib_ok=no)
624 AC_MSG_RESULT($glib_ok)
625 if test "$glib_ok" = "no"; then
626 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
629 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
630 AC_MSG_CHECKING(for sys_siglist declaration)
631 AC_TRY_COMPILE([#include <signal.h>], [
632 strlen (sys_siglist[0]);
633 ], glib_ok=yes, glib_ok=no)
634 AC_MSG_RESULT($glib_ok)
635 if test "$glib_ok" = "no"; then
636 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
639 # Check if <sys/select.h> needs to be included for fd_set
640 AC_MSG_CHECKING([for fd_set])
641 AC_TRY_COMPILE([#include <sys/types.h>],
642 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
643 if test "$gtk_ok" = "yes"; then
644 AC_MSG_RESULT([yes, found in sys/types.h])
646 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
647 if test "$gtk_ok" = "yes"; then
648 # *** FIXME: give it a different name
649 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
650 AC_MSG_RESULT([yes, found in sys/select.h])
652 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
657 dnl *** check for sane realloc() ***
658 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
662 return realloc (0, sizeof (int)) == 0;
664 [glib_cv_sane_realloc=yes],
665 [glib_cv_sane_realloc=no],
668 if test x$glib_cv_sane_realloc = xyes; then
669 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
672 dnl Check for nl_langinfo and CODESET
674 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
675 AC_TRY_COMPILE([#include <langinfo.h>],
676 [char *codeset = nl_langinfo (CODESET);],
677 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
680 AC_MSG_RESULT($have_codeset)
683 dnl ****************************************
684 dnl *** strlcpy/strlcat ***
685 dnl ****************************************
687 AC_MSG_CHECKING(for strlcpy/strlcat)
688 AC_TRY_LINK([#include <stdlib.h>
689 #include <string.h>], [
690 char *p = malloc(10);
691 (void) strlcpy(p, "hi", 10);
692 (void) strlcat(p, "bye", 10);
693 ], glib_ok=yes, glib_ok=no)
694 AC_MSG_RESULT($glib_ok)
695 if test "$glib_ok" = "yes"; then
696 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
700 dnl **********************
701 dnl *** va_copy checks ***
702 dnl **********************
703 dnl we currently check for all three va_copy possibilities, so we get
704 dnl all results in config.log for bug reports.
705 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
708 void f (int i, ...) {
709 va_list args1, args2;
711 va_copy (args2, args1);
712 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
714 va_end (args1); va_end (args2);
720 [glib_cv_va_copy=yes],
721 [glib_cv_va_copy=no],
724 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
727 void f (int i, ...) {
728 va_list args1, args2;
730 __va_copy (args2, args1);
731 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
733 va_end (args1); va_end (args2);
739 [glib_cv___va_copy=yes],
740 [glib_cv___va_copy=no],
744 if test "x$glib_cv_va_copy" = "xyes"; then
745 g_va_copy_func=va_copy
746 else if test "x$glib_cv___va_copy" = "xyes"; then
747 g_va_copy_func=__va_copy
751 if test -n "$g_va_copy_func"; then
752 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
755 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
758 void f (int i, ...) {
759 va_list args1, args2;
762 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
764 va_end (args1); va_end (args2);
770 [glib_cv_va_val_copy=yes],
771 [glib_cv_va_val_copy=no],
775 if test "x$glib_cv_va_val_copy" = "xno"; then
776 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
779 dnl ***********************
780 dnl *** g_module checks ***
781 dnl ***********************
784 G_MODULE_PLUGIN_LIBS=
785 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
786 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
787 G_MODULE_NEED_USCORE=0
788 G_MODULE_BROKEN_RTLD_GLOBAL=0
789 G_MODULE_HAVE_DLERROR=0
790 dnl *** force native WIN32 shared lib loader
791 if test -z "$G_MODULE_IMPL"; then
793 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
796 dnl *** dlopen() and dlsym() in system libraries
797 if test -z "$G_MODULE_IMPL"; then
798 AC_CHECK_FUNC(dlopen,
799 [AC_CHECK_FUNC(dlsym,
800 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
803 dnl *** load_image (BeOS)
804 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
805 AC_CHECK_LIB(root, load_image,
806 [G_MODULE_LIBS="-lbe -lroot -lglib"
807 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
808 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
809 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
812 dnl *** dlopen() and dlsym() in libdl
813 if test -z "$G_MODULE_IMPL"; then
814 AC_CHECK_LIB(dl, dlopen,
815 [AC_CHECK_LIB(dl, dlsym,
817 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
820 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
821 if test -z "$G_MODULE_IMPL"; then
822 AC_CHECK_FUNC(NSLinkModule,
823 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
824 G_MODULE_NEED_USCORE=1],
827 dnl *** shl_load() in libdld (HP-UX)
828 if test -z "$G_MODULE_IMPL"; then
829 AC_CHECK_LIB(dld, shl_load,
831 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
834 dnl *** additional checks for G_MODULE_IMPL_DL
835 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
837 LDFLAGS_orig="$LDFLAGS"
838 LIBS="$LIBS $G_MODULE_LIBS"
839 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
840 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
841 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
842 glib_cv_rtldglobal_broken,[
846 #define RTLD_GLOBAL 0
853 void *handle, *global, *local;
854 global = &pthread_create;
855 handle = dlopen ("libpthread.so", RTLD_GLOBAL | RTLD_LAZY);
856 if (!handle) return 0;
857 local = dlsym (handle, "pthread_create");
858 return global == local;
860 [glib_cv_rtldglobal_broken=no],
861 [glib_cv_rtldglobal_broken=yes],
863 rm -f plugin.c plugin.o plugin.lo
865 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
866 G_MODULE_BROKEN_RTLD_GLOBAL=1
868 G_MODULE_BROKEN_RTLD_GLOBAL=0
870 dnl *** check whether we need preceeding underscores
871 AC_CACHE_CHECK([for preceeding underscore in symbols],
875 int glib_underscore_test (void) { return 42; }
877 void *f1 = (void*)0, *f2 = (void*)0, *handle;
878 handle = dlopen ((void*)0, 0);
880 f1 = dlsym (handle, "glib_underscore_test");
881 f2 = dlsym (handle, "_glib_underscore_test");
882 } return (!f2 || f1);
884 [glib_cv_uscore=yes],
887 rm -f plugin.c plugin.$ac_objext plugin.lo
889 if test "x$glib_cv_uscore" = "xyes"; then
890 G_MODULE_NEED_USCORE=1
892 G_MODULE_NEED_USCORE=0
895 LDFLAGS="$LDFLAGS_orig"
896 dnl *** check for having dlerror()
897 AC_CHECK_FUNC(dlerror,
898 [G_MODULE_HAVE_DLERROR=1],
899 [G_MODULE_HAVE_DLERROR=0])
902 dnl *** done, have we got an implementation?
903 if test -z "$G_MODULE_IMPL"; then
905 G_MODULE_SUPPORTED=false
907 G_MODULE_SUPPORTED=true
910 AC_MSG_CHECKING(for the suffix of shared libraries)
912 hpux9* | hpux10* | hpux11*) # taken from ltconfig
913 glib_gmodule_suffix='sl'
916 glib_gmodule_suffix='dll'
919 glib_gmodule_suffix='so'
922 AC_MSG_RESULT(.$glib_gmodule_suffix)
924 AC_SUBST(G_MODULE_SUPPORTED)
925 AC_SUBST(G_MODULE_IMPL)
926 AC_SUBST(G_MODULE_LIBS)
927 AC_SUBST(G_MODULE_LIBS_EXTRA)
928 AC_SUBST(G_MODULE_PLUGIN_LIBS)
929 AC_SUBST(G_MODULE_LDFLAGS)
930 AC_SUBST(G_MODULE_HAVE_DLERROR)
931 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
932 AC_SUBST(G_MODULE_NEED_USCORE)
933 AC_SUBST(GLIB_DEBUG_FLAGS)
935 dnl **********************
936 dnl *** g_spawn checks ***
937 dnl **********************
939 AC_MSG_CHECKING(for gspawn implementation)
942 GSPAWN=gspawn-win32.lo
948 AC_MSG_RESULT($GSPAWN)
951 dnl *************************
952 dnl *** GIOChannel checks ***
953 dnl *************************
955 AC_MSG_CHECKING(for GIOChannel implementation)
967 dnl ****************************************
968 dnl *** platform dependent source checks ***
969 dnl ****************************************
971 AC_MSG_CHECKING(for platform-dependent source)
973 *-*-cygwin*|*-*-mingw*)
974 PLATFORMDEP=gwin32.lo
980 AC_MSG_RESULT($PLATFORMDEP)
981 AC_SUBST(PLATFORMDEP)
983 AC_MSG_CHECKING([whether to compile timeloop])
985 *-*-cygwin*|*-*-mingw*)
992 AC_MSG_RESULT($enable_timeloop)
993 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
995 AC_MSG_CHECKING([if building for some Win32 platform])
997 *-*-mingw*|*-*-cygwin*)
1004 AC_MSG_RESULT($platform_win32)
1005 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1007 dnl ***********************
1008 dnl *** g_thread checks ***
1009 dnl ***********************
1011 AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris/win32] specify a thread implementation to use],
1012 if test "x$with_threads" = x; then
1015 want_threads=$with_threads
1018 if test "x$enable_threads" = "xno"; then
1022 dnl error and warning message
1023 dnl *************************
1025 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1026 computer. GLib will not have a default thread implementation."
1028 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1029 platform (normally it's "_REENTRANT"). I'll not use any flag on
1030 compilation now, but then your programs might not work.
1031 Please provide information on how it is done on your system."
1033 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1036 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1037 provide information on your thread implementation.
1038 You can also run 'configure --disable-threads'
1039 to compile without thread support."
1041 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1042 functions will not be MT-safe during their first call because
1043 there is no working 'getpwuid_r' on your system."
1045 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1046 because there is no 'localtime_r' on your system."
1048 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1049 crude surrogate will be used. If you happen to know a
1050 yield function for your system, please inform the GLib
1053 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1054 threads on your system. Thus threads can only have the default
1055 priority. If you happen to know these main/max
1056 priorities, please inform the GLib developers."
1059 dnl determination of thread implementation
1060 dnl ***************************************
1062 # have_threads=no means no thread support
1063 # have_threads=none means no default thread implementation
1066 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
1069 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
1073 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1074 || test "x$want_threads" = xdce; then
1075 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1076 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1077 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1078 glib_save_CPPFLAGS="$CPPFLAGS"
1079 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1080 if test "x$have_threads" = xno; then
1081 AC_TRY_COMPILE([#include <pthread.h>],
1082 [pthread_attr_t attr; pthread_attr_init(&attr);],
1085 if test "x$have_threads" = xno; then
1086 AC_TRY_COMPILE([#include <pthread.h>],
1087 [pthread_attr_t attr; pthread_attr_create(&attr);],
1090 CPPFLAGS="$glib_save_CPPFLAGS"
1092 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1099 if test "x$want_threads" = xnone; then
1103 AC_MSG_CHECKING(for thread implementation)
1105 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1106 AC_MSG_RESULT(none available)
1107 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1109 AC_MSG_RESULT($have_threads)
1113 dnl determination of G_THREAD_CFLAGS
1114 dnl ********************************
1117 G_THREAD_LIBS_EXTRA=
1120 if test x"$have_threads" != xno; then
1122 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess
1126 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
1127 if test x"$GCC" = xyes; then
1128 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
1132 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
1134 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
1137 *-sysv5uw7*) # UnixWare 7
1138 if test "$GCC" != "yes"; then
1139 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -Kthread"
1141 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -pthread"
1145 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_POSIX4A_DRAFT10_SOURCE"
1148 # if we are not finding the localtime_r function, then we probably are
1149 # not using the proper multithread flag
1151 glib_save_CPPFLAGS="$CPPFLAGS"
1152 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1154 # First we test, whether localtime_r is declared in time.h
1155 # directly. Then we test whether a macro localtime_r exists, in
1156 # which case localtime_r in the test program is replaced and thus
1157 # if we still find localtime_r in the output, it is not defined as
1160 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1161 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1163 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1165 CPPFLAGS="$glib_save_CPPFLAGS"
1167 AC_MSG_CHECKING(thread related cflags)
1168 AC_MSG_RESULT($G_THREAD_CFLAGS)
1169 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
1172 dnl determination of G_THREAD_LIBS
1173 dnl ******************************
1175 mutex_has_default=no
1176 case $have_threads in
1178 glib_save_CPPFLAGS="$CPPFLAGS"
1179 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1181 glib_save_LIBS="$LIBS"
1183 *-sysv5uw7*) # UnixWare 7
1184 if test "$GCC" != "yes"; then
1185 G_THREAD_LIBS="-Kthread"
1187 G_THREAD_LIBS="-pthread"
1191 for thread_lib in "" pthread pthread32 pthreads c_r thread dce; do
1192 if test x"$thread_lib" = x; then
1196 add_thread_lib="-l$thread_lib"
1197 IN=" in -l$thread_lib"
1199 if test x"$have_threads" = xposix; then
1202 defattr=pthread_attr_default
1205 LIBS="$glib_save_LIBS $add_thread_lib"
1207 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1208 AC_TRY_RUN([#include <pthread.h>
1210 void* func(void* data) {check_me = 42;}
1214 pthread_create (&t, $defattr, func, 0);
1215 pthread_join (t, &ret);
1216 exit (check_me != 42);
1219 G_THREAD_LIBS="$add_thread_lib"
1221 [AC_MSG_RESULT(no)])
1223 if test "x$G_THREAD_LIBS" = xerror; then
1224 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1226 for thread_lib in "" rt rte; do
1227 if test x"$thread_lib" = x; then
1231 add_thread_lib="-l$thread_lib"
1232 IN=" in -l$thread_lib"
1234 LIBS="$glib_save_LIBS $add_thread_lib"
1236 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1237 AC_TRY_RUN([#include <sched.h>
1241 return sched_get_priority_min(SCHED_OTHER)==-1
1245 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1246 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1247 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1249 [AC_MSG_RESULT(no)])
1251 LIBS="$glib_save_LIBS"
1254 mutex_has_default=yes
1255 mutex_default_type='pthread_mutex_t'
1256 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1257 mutex_header_file='pthread.h'
1258 if test "x$have_threads" = "xposix"; then
1259 g_threads_impl="POSIX"
1261 g_threads_impl="DCE"
1262 have_threads="posix"
1264 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1265 CPPFLAGS="$glib_save_CPPFLAGS"
1269 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
1270 mutex_has_default=yes
1271 mutex_default_type='mutex_t'
1272 mutex_default_init="DEFAULTMUTEX"
1273 mutex_header_file='thread.h'
1274 g_threads_impl="SOLARIS"
1277 g_threads_impl="WIN32"
1281 g_threads_impl="NONE"
1284 g_threads_impl="NONE"
1289 if test "x$G_THREAD_LIBS" = xerror; then
1290 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1295 G_THREAD_LIBS="-lbe -lroot -lglib "
1296 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1302 AC_MSG_CHECKING(thread related libraries)
1303 AC_MSG_RESULT($G_THREAD_LIBS)
1305 dnl check for mt safe function variants and some posix functions
1306 dnl ************************************************************
1308 if test x"$have_threads" != xno; then
1309 glib_save_LIBS="$LIBS"
1310 # we are not doing the following for now, as this might require glib
1311 # to always be linked with the thread libs on some platforms.
1312 # LIBS="$LIBS $G_THREAD_LIBS"
1313 AC_CHECK_FUNCS(localtime_r)
1314 if test "$ac_cv_header_pwd_h" = "yes"; then
1315 AC_CACHE_CHECK([for posix getpwuid_r],
1316 ac_cv_func_posix_getpwuid_r,
1317 [AC_TRY_RUN([#include <errno.h>
1319 int main () { char buffer[10000];
1320 struct passwd pwd, *pwptr = &pwd;
1323 error = getpwuid_r (0, &pwd, buffer,
1324 sizeof (buffer), &pwptr);
1325 return (error < 0 && errno == ENOSYS)
1326 || error == ENOSYS; }],
1327 [ac_cv_func_posix_getpwuid_r=yes],
1328 [ac_cv_func_posix_getpwuid_r=no])])
1329 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1330 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1331 [Have POSIX function getpwuid_r])
1333 AC_CACHE_CHECK([for nonposix getpwuid_r],
1334 ac_cv_func_nonposix_getpwuid_r,
1335 [AC_TRY_LINK([#include <pwd.h>],
1336 [char buffer[10000];
1338 getpwuid_r (0, &pwd, buffer,
1340 [ac_cv_func_nonposix_getpwuid_r=yes],
1341 [ac_cv_func_nonposix_getpwuid_r=no])])
1342 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1343 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1344 [Have non-POSIX function getpwuid_r])
1348 LIBS="$LIBS $G_THREAD_LIBS"
1349 if test x"$have_threads" = xposix; then
1350 glib_save_CPPFLAGS="$CPPFLAGS"
1351 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1352 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1353 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1354 # This is not AC_CHECK_FUNC to also work with function
1355 # name mangling in header files.
1356 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1357 AC_TRY_LINK([#include <pthread.h>],
1358 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1360 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1361 [Have function pthread_attr_setstacksize])],
1362 [AC_MSG_RESULT(no)])
1363 AC_MSG_CHECKING(for minimal/maximal thread priority)
1364 if test x"$posix_priority_min" = xnone; then
1365 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1367 posix_priority_min=PX_PRIO_MIN
1368 posix_priority_max=PX_PRIO_MAX])
1370 if test x"$posix_priority_min" = xnone; then
1371 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1373 posix_priority_min=PRI_OTHER_MIN
1374 posix_priority_max=PRI_OTHER_MAX])
1376 if test x"$posix_priority_min" = x; then
1377 AC_MSG_RESULT(none found)
1378 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1379 posix_priority_min=-1
1380 posix_priority_max=-1
1382 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1383 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1384 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])
1386 posix_yield_func=none
1387 AC_MSG_CHECKING(for posix yield function)
1388 for yield_func in sched_yield pthread_yield_np pthread_yield \
1390 AC_TRY_LINK([#include <pthread.h>],
1392 [posix_yield_func="$yield_func"
1395 if test x"$posix_yield_func" = xnone; then
1396 AC_MSG_RESULT(none found)
1397 AC_MSG_WARN($POSIX_NO_YIELD)
1398 posix_yield_func="g_usleep(1000)"
1400 AC_MSG_RESULT($posix_yield_func)
1401 posix_yield_func="$posix_yield_func()"
1403 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1404 CPPFLAGS="$glib_save_CPPFLAGS"
1406 AC_MSG_CHECKING(whether to use the PID niceness surrogate for thread priorities)
1407 AC_TRY_RUN([#include <pthread.h>
1408 #include <sys/types.h>
1410 pid_t other_pid = 0;
1412 void* func(void* data) {other_pid = getpid();}
1416 pthread_create (&t, $defattr, func, NULL);
1417 pthread_join (t, &ret);
1418 exit (getpid()==other_pid ||
1419 $posix_priority_min != $posix_priority_max);
1422 AC_DEFINE(G_THREAD_USE_PID_SURROGATE, 1, [whether to use the PID niceness surrogate for thread priorities])
1424 [AC_MSG_RESULT(no)])
1425 elif test x"$have_threads" = xwin32; then
1426 # It's a pointer to a private struct
1427 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1428 elif test x"$have_threads" = xsolaris; then
1429 GLIB_SIZEOF([#include <thread.h>], thread_t, system_thread)
1432 LIBS="$glib_save_LIBS"
1434 # now spit out all the warnings.
1435 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1436 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1437 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1439 if test "$ac_cv_func_localtime_r" != "yes"; then
1440 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1444 if test x"$glib_cv_sizeof_system_thread" = x; then
1445 # use a pointer as a fallback.
1446 GLIB_SIZEOF(,void *, system_thread)
1449 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1450 [Source file containing theread implementation])
1451 AC_SUBST(G_THREAD_CFLAGS)
1452 AC_SUBST(G_THREAD_LIBS)
1453 AC_SUBST(G_THREAD_LIBS_EXTRA)
1455 dnl **********************************************
1456 dnl *** GDefaultMutex setup and initialization ***
1457 dnl **********************************************
1459 dnl if mutex_has_default = yes, we also got
1460 dnl mutex_default_type, mutex_default_init and mutex_header_file
1461 GLIB_IF_VAR_EQ(mutex_has_default, yes,
1462 glib_save_CPPFLAGS="$CPPFLAGS"
1463 glib_save_LIBS="$LIBS"
1464 LIBS="$LIBS $G_THREAD_LIBS"
1465 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1466 GLIB_SIZEOF([#include <$mutex_header_file>],
1467 $mutex_default_type,
1470 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1471 $mutex_default_type,
1473 $glib_cv_sizeof_gmutex,
1474 $mutex_default_init)
1475 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1476 mutex_has_default=no
1478 CPPFLAGS="$glib_save_CPPFLAGS"
1479 LIBS="$glib_save_LIBS"
1484 dnl ****************************************
1485 dnl *** GLib POLL* compatibility defines ***
1486 dnl ****************************************
1488 [#include <sys/types.h>
1489 #include <sys/poll.h>],
1490 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
1491 glibconfig-sysdefs.h,
1494 dnl **********************
1495 dnl *** Win32 API libs ***
1496 dnl **********************
1500 G_LIBS_EXTRA="-luser32 -lwsock32 -lkernel32"
1503 G_LIBS_EXTRA="-lwsock32"
1509 AC_SUBST(G_LIBS_EXTRA)
1511 dnl ***********************
1512 dnl *** Tests for iconv ***
1513 dnl ***********************
1515 AC_ARG_WITH(libiconv, [ --with-libiconv Use the libiconv library ],,with_libiconv=maybe)
1519 if test "x$with_libiconv" != "xyes" ; then
1521 # Check in the C library
1523 AC_CHECK_FUNC(iconv_open, with_libiconv=no; found_iconv=yes)
1526 if test "x$with_libiconv" != "xno" ; then
1528 # Check for libiconv
1530 AC_CHECK_LIB(iconv, libiconv_open, with_libiconv=yes; found_iconv=yes)
1533 if test "x$found_iconv" = "xno" ; then
1534 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
1537 if test "x$with_libiconv" = "xyes" ; then
1538 ICONV_LIBS="-liconv"
1539 AC_DEFINE(USE_LIBICONV)
1541 AC_SUBST(ICONV_LIBS)
1543 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
1544 dnl since we need it for g_iconv()
1546 AC_MSG_CHECKING([for EILSEQ])
1552 ], have_eilseq=yes, have_eilseq=no);
1553 AC_MSG_RESULT($have_eilseq)
1555 dnl **************************
1556 dnl *** Checks for gtk-doc ***
1557 dnl **************************
1559 AC_ARG_WITH(html-dir, [ --with-html-dir=PATH path to installed docs])
1561 if test "x$with_html_dir" = "x" ; then
1562 HTML_DIR='${datadir}/gtk-doc/html'
1564 HTML_DIR=$with_html_dir
1569 AC_CHECK_PROG(GTKDOC, gtkdoc-mkdb, true, false)
1571 gtk_doc_min_version=0.6
1573 gtk_doc_version=`gtkdoc-mkdb --version`
1574 AC_MSG_CHECKING([gtk-doc version ($gtk_doc_version) >= $gtk_doc_min_version])
1575 if perl <<EOF ; then
1576 exit (("$gtk_doc_version" =~ /^[[0-9]]+\.[[0-9]]+$/) &&
1577 ("$gtk_doc_version" >= "$gtk_doc_min_version") ? 0 : 1);
1586 AM_CONDITIONAL(HAVE_GTK_DOC, $GTKDOC)
1587 AC_SUBST(HAVE_GTK_DOC)
1589 AC_CHECK_PROG(DB2HTML, db2html, true, false)
1590 AM_CONDITIONAL(HAVE_DOCBOOK, $DB2HTML)
1592 dnl Let people disable the gtk-doc stuff.
1593 AC_ARG_ENABLE(gtk-doc, [ --enable-gtk-doc use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto)
1595 if test x$enable_gtk_doc = xauto ; then
1596 if test x$GTKDOC = xtrue ; then
1603 dnl NOTE: We need to use a separate automake conditional for this
1604 dnl to make this work with the tarballs.
1605 AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes)
1607 dnl ******************************
1608 dnl *** output the whole stuff ***
1609 dnl ******************************
1611 AC_OUTPUT_COMMANDS([
1613 ## Generate `glibconfig.h' in two cases
1614 ## 1. `config.status' is run either explicitly, or via configure.
1615 ## Esp. not when it is run in `Makefile' to generate makefiles and
1617 ## 2. CONFIG_OTHER is set explicitly
1619 ## Case 1 is difficult. We know that `automake' sets one of
1620 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
1621 ## only when AM_CONFIG_HEADER is set, however.
1623 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
1624 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
1625 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
1627 case "$CONFIG_OTHER" in
1629 echo creating glibconfig.h
1630 outfile=glibconfig.h-tmp
1631 cat > $outfile <<\_______EOF
1634 * This is a generated file. Please modify 'configure.in'
1637 #ifndef __G_LIBCONFIG_H__
1638 #define __G_LIBCONFIG_H__
1640 #include <glib/gmacros.h>
1644 if test x$glib_limits_h = xyes; then
1645 echo '#include <limits.h>' >> $outfile
1647 if test x$glib_float_h = xyes; then
1648 echo '#include <float.h>' >> $outfile
1650 if test x$glib_values_h = xyes; then
1651 echo '#include <values.h>' >> $outfile
1653 if test "$glib_header_alloca_h" = "yes"; then
1654 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
1656 if test x$glib_sys_poll_h = xyes; then
1657 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
1660 cat >> $outfile <<_______EOF
1664 #define G_MINFLOAT $glib_mf
1665 #define G_MAXFLOAT $glib_Mf
1666 #define G_MINDOUBLE $glib_md
1667 #define G_MAXDOUBLE $glib_Md
1668 #define G_MINSHORT $glib_ms
1669 #define G_MAXSHORT $glib_Ms
1670 #define G_MAXUSHORT $glib_Mus
1671 #define G_MININT $glib_mi
1672 #define G_MAXINT $glib_Mi
1673 #define G_MAXUINT $glib_Mui
1674 #define G_MINLONG $glib_ml
1675 #define G_MAXLONG $glib_Ml
1676 #define G_MAXULONG $glib_Mul
1678 #define G_MININT64 ((gint64) 0x8000000000000000)
1679 #define G_MAXINT64 ((gint64) 0x7fffffffffffffff)
1680 #define G_MAXUINT64 ((guint64) 0xffffffffffffffff)
1685 ### this should always be true in a modern C/C++ compiler
1686 cat >>$outfile <<_______EOF
1687 typedef signed char gint8;
1688 typedef unsigned char guint8;
1692 if test -n "$gint16"; then
1693 cat >>$outfile <<_______EOF
1694 typedef signed $gint16 gint16;
1695 typedef unsigned $gint16 guint16;
1696 #define G_GINT16_FORMAT $gint16_format
1697 #define G_GUINT16_FORMAT $guint16_format
1702 if test -n "$gint32"; then
1703 cat >>$outfile <<_______EOF
1704 typedef signed $gint32 gint32;
1705 typedef unsigned $gint32 guint32;
1706 #define G_GINT32_FORMAT $gint32_format
1707 #define G_GUINT32_FORMAT $guint32_format
1711 cat >>$outfile <<_______EOF
1712 #define G_HAVE_GINT64 1 /* deprecated, always true */
1714 ${glib_extension}typedef signed $gint64 gint64;
1715 ${glib_extension}typedef unsigned $gint64 guint64;
1717 #define G_GINT64_CONSTANT(val) $gint64_constant
1719 #define G_GINT64_FORMAT $gint64_format
1720 #define G_GUINT64_FORMAT $guint64_format
1723 cat >>$outfile <<_______EOF
1725 #define GLIB_SIZEOF_VOID_P $glib_void_p
1726 #define GLIB_SIZEOF_LONG $glib_long
1727 #define GLIB_SIZEOF_SIZE_T $glib_size_t
1731 case x$glib_size_t in
1732 x2) echo "typedef gint16 gssize;" >> $outfile
1733 echo "typedef guint16 gsize;" >> $outfile
1735 x4) echo "typedef gint32 gssize;" >> $outfile
1736 echo "typedef guint32 gsize;" >> $outfile
1738 x8) echo "typedef gint64 gssize;" >> $outfile
1739 echo "typedef guint64 gsize;" >> $outfile
1741 *) echo "#error size of size_t is unknown" >> $outfile
1745 if test -z "$glib_unknown_void_p"; then
1746 cat >>$outfile <<_______EOF
1748 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
1749 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
1751 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
1752 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
1755 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
1760 cat >>$outfile <<_______EOF
1769 #define G_HAVE_INLINE 1
1770 #else /* !__cplusplus */
1772 #endif /* !__cplusplus */
1776 if test x$g_have_iso_c_varargs = xyes ; then
1777 cat >>$outfile <<_______EOF
1779 # define G_HAVE_ISO_VARARGS 1
1783 if test x$g_have_iso_cxx_varargs = xyes ; then
1784 cat >>$outfile <<_______EOF
1786 # define G_HAVE_ISO_VARARGS 1
1790 if test x$g_have_gnuc_varargs = xyes ; then
1791 cat >>$outfile <<_______EOF
1793 #define G_HAVE_GNUC_VARARGS 1
1797 case x$g_stack_grows in
1798 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
1799 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
1804 if test x$g_have_eilseq = xno; then
1805 cat >>$outfile <<_______EOF
1807 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
1808 * The correspondence between this and the corresponding definition
1809 * in libiconv is essential.
1811 # define EILSEQ ENOENT
1818 if test x$g_mutex_has_default = xyes; then
1819 cat >>$outfile <<_______EOF
1820 $g_enable_threads_def G_THREADS_ENABLED
1821 #define G_THREADS_IMPL_$g_threads_impl_def
1822 typedef struct _GStaticMutex GStaticMutex;
1823 struct _GStaticMutex
1825 struct _GMutex *runtime_mutex;
1827 char pad[$g_mutex_sizeof];
1828 double dummy_double;
1829 void *dummy_pointer;
1833 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
1834 #define g_static_mutex_get_mutex(mutex) \
1835 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->static_mutex)) : \
1836 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1839 cat >>$outfile <<_______EOF
1840 $g_enable_threads_def G_THREADS_ENABLED
1841 #define G_THREADS_IMPL_$g_threads_impl_def
1842 typedef struct _GMutex* GStaticMutex;
1843 #define G_STATIC_MUTEX_INIT NULL
1844 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1848 cat >>$outfile <<_______EOF
1849 /* This represents a system thread as used by the implementation. An
1850 * alien implementaion, as loaded by g_thread_init can only count on
1851 * "sizeof (gpointer)" bytes to store their info. We however need more
1852 * for some of our native implementations. */
1853 typedef union _GSystemThread GSystemThread;
1854 union _GSystemThread
1856 char data[$g_system_thread_sizeof];
1857 double dummy_double;
1858 void *dummy_pointer;
1864 g_bit_sizes="16 32 64"
1865 for bits in $g_bit_sizes; do
1866 cat >>$outfile <<_______EOF
1867 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1868 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1869 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1870 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1874 cat >>$outfile <<_______EOF
1875 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1876 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1877 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1878 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1879 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1880 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1881 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1882 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1883 #define G_BYTE_ORDER $g_byte_order
1887 if test -r glibconfig-sysdefs.h; then
1888 cat glibconfig-sysdefs.h >>$outfile
1891 cat >>$outfile <<_______EOF
1893 #define G_MODULE_SUFFIX "$g_module_suffix"
1897 #endif /* GLIBCONFIG_H */
1901 if cmp -s $outfile glibconfig.h; then
1902 echo glibconfig.h is unchanged
1905 mv $outfile glibconfig.h
1910 # Note that if two cases are the same, case goes with the first one.
1911 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1912 # on variable expansion in case labels. Look at the generated config.status
1915 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
1916 glib_header_alloca_h="$ac_cv_working_alloca_h"
1918 glib_header_alloca_h="$ac_cv_header_alloca_h"
1922 x$ac_cv_header_float_h)
1924 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1925 glib_md=DBL_MIN glib_Md=DBL_MAX
1927 x$ac_cv_header_values_h)
1929 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1930 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1935 x$ac_cv_header_limits_h)
1937 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
1938 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
1939 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
1941 x$ac_cv_header_values_h)
1943 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
1944 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
1945 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
1949 if test x$ac_cv_header_sys_poll_h = xyes ; then
1954 $ac_cv_sizeof_short)
1956 gint16_format='"hi"'
1957 guint16_format='"hu"'
1962 guint16_format='"u"'
1966 $ac_cv_sizeof_short)
1968 gint32_format='"hi"'
1969 guint32_format='"hu"'
1974 guint32_format='"u"'
1978 gint32_format='"li"'
1979 guint32_format='"lu"'
1986 guint64_format='"u"'
1988 gint64_constant='(val)'
1992 gint64_format='"li"'
1993 guint64_format='"lu"'
1995 gint64_constant='(val##L)'
1997 $ac_cv_sizeof_long_long)
1999 if test -n "$glib_cv_long_long_format"; then
2000 gint64_format='"'$glib_cv_long_long_format'i"'
2001 guint64_format='"'$glib_cv_long_long_format'u"'
2003 glib_extension='G_GNUC_EXTENSION '
2004 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
2006 $ac_cv_sizeof___int64)
2008 if test -n "$glib_cv_long_long_format"; then
2009 gint64_format='"'$glib_cv_long_long_format'i"'
2010 guint64_format='"'$glib_cv_long_long_format'u"'
2013 gint64_constant='(val##i64)'
2016 glib_size_t=$glib_cv_sizeof_size_t
2017 glib_void_p=$ac_cv_sizeof_long
2018 glib_long=$ac_cv_sizeof_void_p
2020 gintbits=`expr $ac_cv_sizeof_int \* 8`
2021 glongbits=`expr $ac_cv_sizeof_long \* 8`
2024 case $ac_cv_sizeof_void_p in
2025 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2026 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2027 *) glib_unknown_void_p=yes ;;
2032 x$ac_cv_func_atexit)
2034 #ifdef NeXT /* @#%@! NeXTStep */
2035 # define g_ATEXIT(proc) (!atexit (proc))
2037 # define g_ATEXIT(proc) (atexit (proc))
2040 x$ac_cv_func_on_exit)
2042 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2047 x$ac_cv_func_memmove)
2049 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
2051 x$glib_cv_working_bcopy)
2053 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2054 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2058 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2059 * so we have to roll our own copy routine. */
2060 void g_memmove (void* dest, const void * src, unsigned long len);"
2065 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2066 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2067 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2071 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2072 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2076 if test x$glib_cv_va_val_copy = xno; then
2077 glib_vacopy="\$glib_vacopy
2078 #define G_VA_COPY_AS_ARRAY 1"
2081 if test x$glib_cv_hasinline = xyes; then
2082 glib_inline='#define G_HAVE_INLINE 1'
2084 if test x$glib_cv_has__inline = xyes; then
2085 glib_inline="\$glib_inline
2086 #define G_HAVE___INLINE 1"
2088 if test x$glib_cv_has__inline__ = xyes; then
2089 glib_inline="\$glib_inline
2090 #define G_HAVE___INLINE__ 1"
2093 g_have_gnuc_varargs=$g_have_gnuc_varargs
2094 g_have_iso_c_varargs=$g_have_iso_c_varargs
2095 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2098 x$ac_cv_c_bigendian)
2099 g_byte_order=G_BIG_ENDIAN
2104 g_byte_order=G_LITTLE_ENDIAN
2110 g_stack_grows=$glib_cv_stack_grows
2112 g_have_eilseq=$have_eilseq
2114 case x$have_threads in
2115 xno) g_enable_threads_def="#undef";;
2116 *) g_enable_threads_def="#define";;
2119 g_threads_impl_def=$g_threads_impl
2121 g_mutex_has_default="$mutex_has_default"
2122 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2123 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2124 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2126 g_module_suffix="$glib_gmodule_suffix"
2130 glib_os="#define G_OS_BEOS"
2133 glib_os="#define G_OS_UNIX
2134 #define G_PLATFORM_WIN32
2135 #define G_WITH_CYGWIN"
2138 glib_os="#define G_OS_WIN32
2139 #define G_PLATFORM_WIN32"
2142 glib_os="#define G_OS_UNIX"
2149 glib-2.0-uninstalled.pc
2151 gmodule-2.0-uninstalled.pc
2153 gthread-2.0-uninstalled.pc
2155 gobject-2.0-uninstalled.pc
2161 build/win32/Makefile
2162 build/win32/dirent/Makefile
2164 glib/libcharset/Makefile
2165 gmodule/gmoduleconf.h
2168 gobject/glib-mkenums
2172 docs/reference/Makefile
2173 docs/reference/glib/Makefile
2174 docs/reference/gobject/Makefile
2178 echo " *** IMPORTANT *** "
2180 echo "This is a development version of GLib. You should be using a stable"
2181 echo "version, which is available at ftp://ftp.gtk.org/pub/gtk/v1.2/. The"
2182 echo "version you just configured is meant for developers of GLib only:"
2184 echo " * You should not base stable software on this version of GLib."
2185 echo " * GNOME developers should use a stable version of GLib."
2187 echo " *** You should be using GLib 1.2 instead. ***"