1 # Process this file with autoconf to produce a configure script.
2 # require autoconf 2.54
5 dnl ***********************************
6 dnl *** include special GLib macros ***
7 dnl ***********************************
9 m4_define(glib_configure_in)
10 m4_include(acglib.m4)dnl
11 m4_include(glib/libcharset/codeset.m4)dnl
12 m4_include(glib/libcharset/glibc21.m4)dnl
13 m4_include(m4macros/glib-gettext.m4)dnl
16 # The following version number definitions apply to GLib, GModule, GObject
17 # and GThread as a whole, so if changes occoured in any of them, they are all
18 # treated with the same interface and binary age.
21 # glib_micro_version += 1;
22 # glib_interface_age += 1;
23 # glib_binary_age += 1;
24 # if any functions have been added, set glib_interface_age to 0.
25 # if backwards compatibility has been broken,
26 # set glib_binary_age _and_ glib_interface_age to 0.
28 m4_define([glib_major_version], [2])
29 m4_define([glib_minor_version], [10])
30 m4_define([glib_micro_version], [0])
31 m4_define([glib_interface_age], [0])
32 m4_define([glib_binary_age],
33 [m4_eval(100 * glib_minor_version + glib_micro_version)])
34 m4_define([glib_version],
35 [glib_major_version.glib_minor_version.glib_micro_version])
37 # libtool version related macros
38 m4_define([glib_lt_release], [glib_major_version.glib_minor_version])
39 m4_define([glib_lt_current],
40 [m4_eval(100 * glib_minor_version + glib_micro_version - glib_interface_age)])
41 m4_define([glib_lt_revision], [glib_interface_age])
42 m4_define([glib_lt_age], [m4_eval(glib_binary_age - glib_interface_age)])
43 m4_define([glib_lt_current_minus_age],
44 [m4_eval(glib_lt_current - glib_lt_age)])
46 # if the minor version number is odd, then we want debugging. Otherwise
47 # we only want minimal debugging support.
48 m4_define([glib_debug_default],
49 [m4_if(m4_eval(glib_minor_version % 2), [1], [yes], [minimum])])dnl
52 AC_INIT(glib, [glib_version],
53 [http://bugzilla.gnome.org/enter_bug.cgi?product=glib])
55 AC_CONFIG_SRCDIR([glib/glib.h])
57 # Save this value here, since automake will set cflags later
58 cflags_set=${CFLAGS+set}
60 AM_INIT_AUTOMAKE([no-define])
62 # Specify a configuration file
63 AM_CONFIG_HEADER([config.h])
66 GLIB_MAJOR_VERSION=glib_major_version
67 GLIB_MINOR_VERSION=glib_minor_version
68 GLIB_MICRO_VERSION=glib_micro_version
69 GLIB_INTERFACE_AGE=glib_interface_age
70 GLIB_BINARY_AGE=glib_binary_age
71 GLIB_VERSION=glib_version
73 AC_SUBST(GLIB_MAJOR_VERSION)
74 AC_SUBST(GLIB_MINOR_VERSION)
75 AC_SUBST(GLIB_MICRO_VERSION)
76 AC_SUBST(GLIB_VERSION)
77 AC_SUBST(GLIB_INTERFACE_AGE)
78 AC_SUBST(GLIB_BINARY_AGE)
80 AC_DEFINE(GLIB_MAJOR_VERSION, [glib_major_version],
81 [Define to the GLIB major version])
82 AC_DEFINE(GLIB_MINOR_VERSION, [glib_minor_version],
83 [Define to the GLIB minor version])
84 AC_DEFINE(GLIB_MICRO_VERSION, [glib_micro_version],
85 [Define to the GLIB micro version])
86 AC_DEFINE(GLIB_INTERFACE_AGE, [glib_interface_age],
87 [Define to the GLIB interface age])
88 AC_DEFINE(GLIB_BINARY_AGE, [glib_binary_age],
89 [Define to the GLIB binary age])
92 LT_RELEASE=glib_lt_release
93 LT_CURRENT=glib_lt_current
94 LT_REVISION=glib_lt_revision
96 LT_CURRENT_MINUS_AGE=glib_lt_current_minus_age
101 AC_SUBST(LT_CURRENT_MINUS_AGE)
103 dnl Initialize maintainer mode
108 AC_MSG_CHECKING([for the BeOS])
111 glib_native_beos="yes"
114 glib_native_beos="no"
117 AC_MSG_RESULT([$glib_native_beos])
121 AC_MSG_CHECKING([for Win32])
124 glib_native_win32=yes
126 GMODULE_DEF=gmodule.def
127 GOBJECT_DEF=gobject.def
128 GTHREAD_DEF=gthread.def
129 TESTGMODULE_EXP=testgmodule.exp
130 glib_pid_type='void *'
149 AC_MSG_RESULT([$glib_native_win32])
150 AM_CONDITIONAL(OS_WIN32, [test "$glib_native_win32" = "yes"])
151 AM_CONDITIONAL(OS_UNIX, [test "$glib_native_win32" != "yes"])
152 AM_CONDITIONAL(OS_LINUX, [test "$glib_os_linux" = "yes"])
154 AC_SUBST(GMODULE_DEF)
155 AC_SUBST(GOBJECT_DEF)
156 AC_SUBST(GTHREAD_DEF)
157 AC_SUBST(TESTGMODULE_EXP)
159 if test "$glib_native_win32" = "yes"; then
160 AC_CHECK_TOOL(WINDRES, windres, no)
161 if test "$WINDRES" = no; then
162 AC_MSG_ERROR([*** Could not find an implementation of windres in your PATH.])
164 AC_CHECK_TOOL(NM, nm, no)
165 if test "$NM" = no; then
166 AC_MSG_ERROR([*** Could not find an implementation of nm in your PATH.])
168 AC_CHECK_TOOL(RANLIB, ranlib, :)
169 AC_CHECK_PROG(ms_librarian, [lib.exe], [yes], [no])
171 AM_CONDITIONAL(MS_LIB_AVAILABLE, [test x$ms_librarian = xyes])
173 if test "$glib_native_win32" != yes; then
174 # libtool option to control which symbols are exported
175 # right now, symbols starting with _ are not exported
176 LIBTOOL_EXPORT_OPTIONS='-export-symbols-regex "^[[^_]].*"'
178 # We currently use .def files on Windows
179 LIBTOOL_EXPORT_OPTIONS=
181 AC_SUBST(LIBTOOL_EXPORT_OPTIONS)
183 dnl declare --enable-* args and collect ac_help strings
185 AC_HELP_STRING([--enable-debug=@<:@no/minimum/yes@:>@],
186 [turn on debugging @<:@default=glib_debug_default@:>@]),,
187 enable_debug=glib_debug_default)
189 AC_ARG_ENABLE(gc_friendly,
190 [AC_HELP_STRING([--enable-gc-friendly],
191 [turn on garbage collector friendliness [default=no]])],,
192 [enable_gc_friendly=no])
193 AC_ARG_ENABLE(mem_pools,
194 [AC_HELP_STRING([--disable-mem-pools],
195 [disable all glib memory pools])],,
196 [disable_mem_pools=no])
197 AC_ARG_ENABLE(threads,
198 [AC_HELP_STRING([--enable-threads],
199 [turn on basic thread support [default=yes]
200 ([=no] will override --with-threads)])],,
201 [enable_threads=yes])
202 AC_ARG_ENABLE(rebuilds,
203 [AC_HELP_STRING([--disable-rebuilds],
204 [disable all source autogeneration rules])],,
205 [enable_rebuilds=yes])
206 AC_ARG_ENABLE(visibility,
207 [AC_HELP_STRING([--disable-visibility],
208 [don't use ELF visibility attributes])],,
209 [enable_visibility=yes])
211 if test "x$enable_threads" != "xyes"; then
215 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, ["${enable_debug}"],
216 [Whether glib was compiled with debugging enabled])
218 AC_MSG_CHECKING([whether to enable garbage collector friendliness])
219 if test "x$enable_gc_friendly" = "xyes"; then
220 AC_DEFINE(ENABLE_GC_FRIENDLY_DEFAULT, 1, [Whether to enable GC friendliness by default])
226 AC_MSG_CHECKING([whether to disable memory pools])
227 if test "x$disable_mem_pools" = "xno"; then
230 AC_DEFINE(DISABLE_MEM_POOLS, [1], [Whether to disable memory pools])
231 AC_SUBST(DISABLE_MEM_POOLS)
235 if test "$glib_native_win32" = "yes"; then
236 if test x$enable_static = xyes -o x$enable_static = x; then
237 AC_MSG_WARN([Disabling static library build, must build as DLL on Windows.])
240 if test x$enable_shared = xno; then
241 AC_MSG_WARN([Enabling shared library build, must build as DLL on Windows.])
246 dnl Checks for programs.
249 dnl Check for a working C++ compiler, but do not bail out, if none is found.
250 AC_CHECK_PROGS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], [gcc])
253 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
254 AM_CONDITIONAL(HAVE_CXX, [test "$CXX" != ""])
265 AC_PATH_PROG(PKG_CONFIG, [pkg-config], [no])
266 if test x$PKG_CONFIG = xno ; then
267 AC_MSG_ERROR([*** pkg-config not found. See http://www.freedesktop.org/software/pkgconfig/])
270 if $PKG_CONFIG --atleast-pkgconfig-version 0.14 ; then
273 AC_MSG_ERROR([*** pkg-config too old; version 0.14 or better required.])
276 if test "x$enable_debug" = "xyes"; then
277 if test x$cflags_set != xset ; then
279 *[[\ \ ]]-g[[\ \ ]]*) ;;
280 *) CFLAGS="$CFLAGS -g" ;;
284 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
286 GLIB_DEBUG_FLAGS="-DG_DISABLE_CAST_CHECKS"
288 if test "x$enable_debug" = "xno"; then
289 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
293 if test "x$enable_visibility" = "xno"; then
294 GLIB_DEBUG_FLAGS="$GLIB_DEBUG_FLAGS -DDISABLE_VISIBILITY"
297 # Ensure MSVC-compatible struct packing convention is used when
298 # compiling for Win32 with gcc.
299 # What flag to depends on gcc version: gcc3 uses "-mms-bitfields", while
300 # gcc2 uses "-fnative-struct".
301 if test x"$glib_native_win32" = xyes; then
302 if test x"$GCC" = xyes; then
304 AC_MSG_CHECKING([how to get MSVC-compatible struct packing])
305 if test -z "$ac_cv_prog_CC"; then
308 our_gcc="$ac_cv_prog_CC"
310 case `$our_gcc --version | sed -e 's,\..*,.,' -e q` in
312 if $our_gcc -v --help 2>/dev/null | grep fnative-struct >/dev/null; then
313 msnative_struct='-fnative-struct'
317 if $our_gcc -v --help 2>/dev/null | grep ms-bitfields >/dev/null; then
318 msnative_struct='-mms-bitfields'
322 if test x"$msnative_struct" = x ; then
323 AC_MSG_RESULT([no way])
324 AC_MSG_WARN([produced libraries might be incompatible with MSVC-compiled code])
326 CFLAGS="$CFLAGS $msnative_struct"
327 AC_MSG_RESULT([${msnative_struct}])
334 # define a MAINT-like variable REBUILD which is set if Perl
335 # and awk are found, so autogenerated sources can be rebuilt
337 AC_CHECK_PROGS(PERL, [perl5 perl])
338 # We would like indent, but don't require it.
339 AC_CHECK_PROG(INDENT, indent, indent)
341 if test "x$enable_rebuilds" = "xyes" && \
343 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
344 test -n "$AWK" ; then
349 # Need full path to Perl for glib-mkenums
351 if test "x$PERL" != x ; then
352 AC_PATH_PROG(PERL_PATH, [$PERL])
354 PERL_PATH="/usr/bin/env perl"
358 dnl ***********************
359 dnl *** Tests for iconv ***
360 dnl ***********************
362 dnl We do this before the gettext checks, to avoid distortion
364 AC_ARG_WITH(libiconv,
365 [AC_HELP_STRING([--with-libiconv=@<:@no/gnu/native@:>@],
366 [use the libiconv library])],,
367 [with_libiconv=maybe])
370 case $with_libiconv in
372 # Check in the C library first
373 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
374 # Check if we have GNU libiconv
375 if test $found_iconv = "no"; then
376 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
378 # Check if we have a iconv in -liconv, possibly from vendor
379 if test $found_iconv = "no"; then
380 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
384 AC_CHECK_FUNC(iconv_open, [with_libiconv=no; found_iconv=yes])
387 AC_CHECK_LIB(iconv, libiconv_open, [with_libiconv=gnu; found_iconv=yes])
390 AC_CHECK_LIB(iconv, iconv_open, [with_libiconv=native; found_iconv=yes])
394 if test "x$found_iconv" = "xno" ; then
395 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
399 AC_ARG_ENABLE(iconv-cache,
400 [AC_HELP_STRING([--enable-iconv-cache=@<:@yes/no/auto@:>@],
401 [cache iconv descriptors [default=auto]])],,
402 [enable_iconv_cache=auto])
404 AC_MSG_CHECKING([Whether to cache iconv descriptors])
405 case $enable_iconv_cache in
407 if test $ac_cv_gnu_library_2_1 = yes; then
408 enable_iconv_cache=no
410 enable_iconv_cache=yes
415 *) AC_MSG_ERROR([Value given to --enable-iconv-cache must be one of yes, no or auto])
419 if test $enable_iconv_cache = yes; then
420 AC_DEFINE(NEED_ICONV_CACHE,1,[Do we cache iconv descriptors])
423 AC_MSG_RESULT($enable_iconv_cache)
430 ALL_LINGUAS="am ar az be bg bn bs ca cs cy da de el en_CA en_GB eo es et eu fa fi fr ga gl gu he hi hr hu id is it ja ko ku lt lv mk ml mn ms nb ne nl nn no or pa pl pt pt_BR ro ru rw sk sl sq sr sr@Latn sr@ije sv ta te th tl tr tt uk vi wa xh yi zh_CN zh_HK zh_TW"
433 if test "$gt_cv_have_gettext" != "yes" ; then
435 *** You must have either have gettext support in your C library, or use the
436 *** GNU gettext library. (http://www.gnu.org/software/gettext/gettext.html
440 LIBS="$INTLLIBS $LIBS"
442 GETTEXT_PACKAGE=glib20
443 AC_SUBST(GETTEXT_PACKAGE)
444 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"],
445 [Define the gettext package to be used])
447 GLIB_DEFINE_LOCALEDIR(GLIB_LOCALE_DIR)
450 dnl Now we are done with gettext checks, figure out ICONV_LIBS
453 if test x$with_libiconv != xno ; then
454 case " $INTLLIBS " in
455 *[[\ \ ]]-liconv[[\ \ ]]*) ;;
456 *) ICONV_LIBS="-liconv" ;;
461 case $with_libiconv in
463 AC_DEFINE(USE_LIBICONV_GNU, 1, [Using GNU libiconv])
466 AC_DEFINE(USE_LIBICONV_NATIVE, 1, [Using a native implementation of iconv in a separate library])
470 dnl Initialize libtool
475 if test "x$GCC" = "xyes"; then
477 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
478 *) CFLAGS="$CFLAGS -Wall" ;;
483 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
485 if test $cross_compiling != yes ; then
486 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
489 AC_TRY_RUN([#include <math.h>
490 int main (void) { return (log(1) != log(1.)); }],
491 AC_MSG_RESULT(none needed),
492 glib_save_CFLAGS=$CFLAGS
493 CFLAGS="$CFLAGS -std1"
494 AC_TRY_RUN([#include <math.h>
495 int main (void) { return (log(1) != log(1.)); }],
496 AC_MSG_RESULT(-std1),
498 CFLAGS=$glib_save_CFLAGS
500 [No ANSI prototypes found in library. (-std1 didn't work.)])
506 dnl NeXTStep cc seems to need this
507 AC_MSG_CHECKING([for extra flags for POSIX compliance])
508 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
509 AC_MSG_RESULT(none needed),
510 glib_save_CFLAGS=$CFLAGS
511 CFLAGS="$CFLAGS -posix"
512 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
513 AC_MSG_RESULT(-posix),
515 CFLAGS=$glib_save_CFLAGS
516 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
518 # Checks for header files.
521 # Checks for library functions.
525 AC_CHECK_FUNCS(posix_memalign)
526 AC_CHECK_FUNCS(memalign)
527 AC_CHECK_FUNCS(valloc)
529 AC_CHECK_FUNCS(atexit on_exit)
531 AC_CHECK_SIZEOF(char)
532 AC_CHECK_SIZEOF(short)
533 AC_CHECK_SIZEOF(long)
535 AC_CHECK_SIZEOF(void *)
536 AC_CHECK_SIZEOF(long long)
537 AC_CHECK_SIZEOF(__int64)
539 if test x$ac_cv_sizeof_long = x8 || test x$ac_cv_sizeof_long_long = x8 || test x$ac_cv_sizeof___int64 = x8 ; then
543 *** GLib requires a 64 bit type. You might want to consider
544 *** using the GNU C compiler.
548 if test x$glib_native_win32 != xyes && test x$ac_cv_sizeof_long_long = x8; then
549 # long long is a 64 bit integer.
550 AC_MSG_CHECKING(for format to printf and scanf a guint64)
551 AC_CACHE_VAL(glib_cv_long_long_format,[
552 for format in ll q I64; do
553 AC_TRY_RUN([#include <stdio.h>
556 long long b, a = -0x3AFAFAFAFAFAFAFALL;
558 sprintf (buffer, "%${format}u", a);
559 sscanf (buffer, "%${format}u", &b);
563 [glib_cv_long_long_format=${format}
567 if test -n "$glib_cv_long_long_format"; then
568 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
569 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
570 if test x"$glib_cv_long_long_format" = xI64; then
571 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
576 elif test x$ac_cv_sizeof___int64 = x8; then
577 # __int64 is a 64 bit integer.
578 AC_MSG_CHECKING(for format to printf and scanf a guint64)
579 # We know this is MSVCRT.DLL, and what the formats are
580 glib_cv_long_long_format=I64
581 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
582 AC_DEFINE(HAVE_LONG_LONG_FORMAT,1,[define if system printf can print long long])
583 AC_DEFINE(HAVE_INT64_AND_I64,1,[define to support printing 64-bit integers with format I64])
586 dnl long doubles were not used, and a portability problem
590 dnl ok, here we try to check whether the systems prototypes for
591 dnl malloc and friends actually match the prototypes provided
592 dnl by gmem.h (keep in sync). i currently only know how to check
593 dnl this reliably with gcc (-Werror), improvements for other
594 dnl compilers are apprechiated.
595 SANE_MALLOC_PROTOS=no
596 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
597 glib_save_CFLAGS=$CFLAGS
598 if test "x$GCC" = "xyes"; then
599 CFLAGS="$CFLAGS -Werror"
600 AC_TRY_COMPILE([#include <stdlib.h>], [
601 void* (*my_calloc_p) (size_t, size_t) = calloc;
602 void* (*my_malloc_p) (size_t) = malloc;
603 void (*my_free_p) (void*) = free;
604 void* (*my_realloc_p) (void*, size_t) = realloc;
610 AC_DEFINE(SANE_MALLOC_PROTOS, 1,
611 [Define if you have correct malloc prototypes])
612 SANE_MALLOC_PROTOS=yes)
614 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
615 CFLAGS=$glib_save_CFLAGS
618 dnl check in which direction the stack grows
620 AC_CACHE_CHECK([for growing stack pointer],glib_cv_stack_grows,[
622 volatile int *a = 0, *b = 0;
624 int main () { volatile int y = 7; a = &y; foo (); return b > a; }
625 void foo (void) { volatile int x = 5; b = &x; }
627 glib_cv_stack_grows=no
629 glib_cv_stack_grows=yes
633 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
634 dnl truely know which ones of `inline', `__inline' and `__inline__' are
635 dnl actually supported.
636 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
638 __inline int foo () { return 0; }
639 int main () { return foo (); }
641 glib_cv_has__inline=yes
643 glib_cv_has__inline=no
646 case x$glib_cv_has__inline in
647 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
649 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
651 __inline__ int foo () { return 0; }
652 int main () { return foo (); }
654 glib_cv_has__inline__=yes
656 glib_cv_has__inline__=no
659 case x$glib_cv_has__inline__ in
660 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
662 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
665 inline int foo () { return 0; }
666 int main () { return foo (); }
668 glib_cv_hasinline=yes
673 case x$glib_cv_hasinline in
674 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
677 # if we can use inline functions in headers
678 AC_MSG_CHECKING(if inline functions in headers work)
680 #if defined (G_HAVE_INLINE) && defined (__GNUC__) && defined (__STRICT_ANSI__)
682 # define inline __inline__
683 #elif !defined (G_HAVE_INLINE)
685 # if defined (G_HAVE___INLINE__)
686 # define inline __inline__
687 # elif defined (G_HAVE___INLINE)
688 # define inline __inline
692 int glib_test_func2 (int);
695 glib_test_func1 (void) {
696 return glib_test_func2 (1);
702 }],[g_can_inline=yes],[g_can_inline=no])
703 AC_MSG_RESULT($g_can_inline)
705 dnl *** check for working do while(0) macros ***
706 AC_CACHE_CHECK([for working do while(0) macros], g_support_dowhile_macros, [
708 #define STMT_START do
709 #define STMT_END while(0)
710 #define STMT_TEST STMT_START { i = 0; } STMT_END
711 int main(void) { int i = 1; STMT_TEST; return i; }],
712 [g_support_dowhile_macros=yes],
713 [g_support_dowhile_macros=no],
714 [g_support_dowhile_macros=yes])
716 if test x$g_support_dowhile_macros = xyes; then
717 AC_DEFINE(HAVE_DOWHILE_MACROS, 1, [define for working do while(0) macros])
720 # check for flavours of varargs macros
721 AC_MSG_CHECKING(for ISO C99 varargs macros in C)
723 int a(int p1, int p2, int p3);
724 #define call_a(...) a(1,__VA_ARGS__)
726 ],g_have_iso_c_varargs=yes,g_have_iso_c_varargs=no)
727 AC_MSG_RESULT($g_have_iso_c_varargs)
729 AC_MSG_CHECKING(for ISO C99 varargs macros in C++)
730 if test "$CXX" = ""; then
732 g_have_iso_cxx_varargs=no
736 int a(int p1, int p2, int p3);
737 #define call_a(...) a(1,__VA_ARGS__)
739 ],g_have_iso_cxx_varargs=yes,g_have_iso_cxx_varargs=no)
742 AC_MSG_RESULT($g_have_iso_cxx_varargs)
744 AC_MSG_CHECKING(for GNUC varargs macros)
746 int a(int p1, int p2, int p3);
747 #define call_a(params...) a(1,params)
749 ],g_have_gnuc_varargs=yes,g_have_gnuc_varargs=no)
750 AC_MSG_RESULT($g_have_gnuc_varargs)
752 # check for GNUC visibility support
753 AC_MSG_CHECKING(for GNUC visibility attribute)
754 GLIB_CHECK_COMPILE_WARNINGS([
756 __attribute__ ((visibility ("hidden")))
761 __attribute__ ((visibility ("internal")))
766 __attribute__ ((visibility ("protected")))
771 __attribute__ ((visibility ("default")))
775 int main (int argc, char **argv)
783 ],g_have_gnuc_visibility=yes,g_have_gnuc_visibility=no)
784 AC_MSG_RESULT($g_have_gnuc_visibility)
785 AM_CONDITIONAL(HAVE_GNUC_VISIBILITY, [test x$g_have_gnuc_visibility = xyes])
787 # check for bytesex stuff
790 # check for header files
791 AC_CHECK_HEADERS([dirent.h float.h limits.h pwd.h sys/param.h sys/poll.h])
792 AC_CHECK_HEADERS([sys/time.h sys/times.h sys/wait.h unistd.h values.h])
793 AC_CHECK_HEADERS([sys/select.h sys/types.h stdint.h sched.h malloc.h])
795 # Checks for libcharset
798 AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
799 AC_CHECK_FUNCS(setlocale)
801 # check additional type sizes
802 AC_CHECK_SIZEOF(size_t)
804 dnl Try to figure out whether gsize, gssize should be long or int
805 AC_MSG_CHECKING([for the appropriate definition for size_t])
807 case $ac_cv_sizeof_size_t in
817 *) AC_MSG_ERROR([No type matching size_t in size])
821 dnl If int/long are the same size, we see which one produces
822 dnl warnings when used in the location as size_t. (This matters
825 if test $ac_cv_sizeof_size_t = $ac_cv_sizeof_int &&
826 test $ac_cv_sizeof_size_t = $ac_cv_sizeof_long ; then
827 GLIB_CHECK_COMPILE_WARNINGS([
828 #if defined(_AIX) && !defined(__GNUC__)
829 #pragma options langlvl=stdc89
835 unsigned int *size_int = &s;
836 return (int)*size_int;
838 ],glib_size_type=int,
839 [GLIB_CHECK_COMPILE_WARNINGS([
840 #if defined(_AIX) && !defined(__GNUC__)
841 #pragma options langlvl=stdc89
847 unsigned long *size_long = &s;
848 return (int)*size_long;
850 ],glib_size_type=long)])
853 AC_MSG_RESULT(unsigned $glib_size_type)
855 # Check for some functions
856 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd nanosleep vasprintf setenv unsetenv getc_unlocked readlink symlink)
858 AC_CHECK_HEADERS(crt_externs.h)
859 AC_CHECK_FUNCS(_NSGetEnviron)
861 AC_FUNC_VSNPRINTF_C99
862 AC_FUNC_PRINTF_UNIX98
865 # Check whether to use an included printf
868 AC_ARG_ENABLE(included-printf,
869 [AC_HELP_STRING([--enable-included-printf],
870 [use included printf [default=auto]])],
871 enable_included_printf="$enableval")
873 need_included_printf=no
874 if test "x$enable_included_printf" = "xyes" ; then
875 need_included_printf=yes
877 if test "$ac_cv_func_vsnprintf_c99" != "yes" ; then
878 need_included_printf=yes
880 if test "$ac_cv_func_printf_unix98" != "yes" ; then
881 need_included_printf=yes
883 if test "x$ac_cv_sizeof_long_long" = "x8" &&
884 test -z "$glib_cv_long_long_format" ; then
885 need_included_printf=yes
888 if test "x$enable_included_printf" = "xno" &&
889 test "x$need_included_printf" = "xyes" ; then
891 *** Your C library's printf doesn't appear to have the features that
892 *** GLib needs, but you specified --enable-included-printf=no.])
895 enable_included_printf=$need_included_printf
897 AM_CONDITIONAL(HAVE_GOOD_PRINTF, test "$enable_included_printf" != "yes")
898 if test "$enable_included_printf" != "yes" ; then
899 AC_DEFINE(HAVE_GOOD_PRINTF,1,[define to use system printf])
901 if test -z "$glib_cv_long_long_format" ; then
902 glib_cv_long_long_format="ll"
904 AC_DEFINE(HAVE_VASPRINTF,1)
907 # Checks needed for gnulib vasnprintf
914 AC_CHECK_TYPES(ptrdiff_t)
916 AC_CHECK_FUNCS(snprintf)
919 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
920 # The check is borrowed from the PERL Configure script.
921 if test "$ac_cv_func_memmove" != "yes"; then
922 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
923 glib_cv_working_bcopy,[AC_TRY_RUN([
925 char buf[128], abc[128], *b;
927 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
928 for (align = 7; align >= 0; align--) {
929 for (len = 36; len; len--) {
930 b = buf+align; bcopy(abc, b, len);
931 for (off = 1; off <= len; off++) {
932 bcopy(b, b+off, len); bcopy(b+off, b, len);
933 if (bcmp(b, abc, len)) return(1);
938 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
940 GLIB_ASSERT_SET(glib_cv_working_bcopy)
941 if test "$glib_cv_working_bcopy" = "yes"; then
942 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
946 # Check for sys_errlist
947 AC_MSG_CHECKING(for sys_errlist)
949 extern char *sys_errlist[];
951 sys_errlist[sys_nerr-1][0] = 0;
952 ], glib_ok=yes, glib_ok=no)
953 AC_MSG_RESULT($glib_ok)
954 if test "$glib_ok" = "no"; then
955 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
958 # Check for sys_siglist
959 AC_MSG_CHECKING(for sys_siglist)
961 extern char *sys_siglist[];
962 exit (sys_siglist[0]);
963 ], glib_ok=yes, glib_ok=no)
964 AC_MSG_RESULT($glib_ok)
965 if test "$glib_ok" = "no"; then
966 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
969 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
970 AC_MSG_CHECKING(for sys_siglist declaration)
971 AC_TRY_COMPILE([#include <signal.h>], [
972 strlen (sys_siglist[0]);
973 ], glib_ok=yes, glib_ok=no)
974 AC_MSG_RESULT($glib_ok)
975 if test "$glib_ok" = "no"; then
976 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
979 # Check if <sys/select.h> needs to be included for fd_set
980 AC_MSG_CHECKING([for fd_set])
981 AC_TRY_COMPILE([#include <sys/types.h>],
982 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
983 if test "$gtk_ok" = "yes"; then
984 AC_MSG_RESULT([yes, found in sys/types.h])
986 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
987 if test "$gtk_ok" = "yes"; then
988 # *** FIXME: give it a different name
989 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
990 AC_MSG_RESULT([yes, found in sys/select.h])
992 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
997 dnl *** check for sane realloc() ***
998 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
999 AC_TRY_RUN([#include <stdlib.h>
1001 return realloc (0, sizeof (int)) == 0;
1003 [glib_cv_sane_realloc=yes],
1004 [glib_cv_sane_realloc=no],
1005 [glib_cv_sane_realloc=yes])
1007 if test x$glib_cv_sane_realloc = xyes; then
1008 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
1011 dnl Check for nl_langinfo and CODESET
1013 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
1014 AC_TRY_COMPILE([#include <langinfo.h>],
1015 [char *codeset = nl_langinfo (CODESET);],
1016 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
1019 AC_MSG_RESULT($have_codeset)
1022 dnl ****************************************
1023 dnl *** posix_memalign ***
1024 dnl ****************************************
1025 AC_MSG_CHECKING(for a compliant posix_memalign() implementation)
1026 AC_CACHE_VAL(glib_cv_compliant_posix_memalign,[
1027 glib_cv_compliant_posix_memalign=0
1028 if test "$ac_cv_func_posix_memalign" = "yes" ; then
1030 #define _XOPEN_SOURCE 600
1031 #include <stdlib.h> /* posix_memalign() should be defined here */
1032 /* some systems break if #include <malloc.h> used */
1033 static void test_memalign (size_t boundary, size_t size) {
1035 if (posix_memalign (&mem, boundary, size) != 0 || !mem)
1041 test_memalign ( 128, 128 - 2 * sizeof (void*));
1042 test_memalign ( 256, 256 - 2 * sizeof (void*));
1043 test_memalign ( 512, 512 - 2 * sizeof (void*));
1044 test_memalign ( 1024, 1024 - 2 * sizeof (void*));
1045 test_memalign ( 2048, 2048 - 2 * sizeof (void*));
1046 test_memalign ( 4096, 4096 - 2 * sizeof (void*));
1047 test_memalign ( 8192, 8192 - 2 * sizeof (void*));
1048 test_memalign (16384, 16384 - 2 * sizeof (void*));
1049 test_memalign (32768, 32768 - 2 * sizeof (void*));
1050 exit (0); /* success */
1053 [glib_cv_compliant_posix_memalign=1], [], [:])
1057 if test "$glib_cv_compliant_posix_memalign" = "1"; then
1059 AC_DEFINE(POSIX_MEMALIGN_WITH_COMPLIANT_ALLOCS, 1, [define if posix_memalign() can allocate any size])
1065 dnl ****************************************
1066 dnl *** strlcpy/strlcat ***
1067 dnl ****************************************
1069 AC_CACHE_CHECK([for OpenBSD strlcpy/strlcat],glib_cv_have_strlcpy,[
1070 AC_TRY_RUN([#include <stdlib.h>
1074 (void) strlcpy (p, "hi", 10);
1075 if (strlcat (p, "bye", 0) != 3)
1078 }], glib_cv_have_strlcpy=yes,
1079 glib_cv_have_strlcpy=no,
1080 glib_cv_have_strlcpy=no)])
1081 if test "$glib_cv_have_strlcpy" = "yes"; then
1082 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
1086 dnl **********************
1087 dnl *** va_copy checks ***
1088 dnl **********************
1089 dnl we currently check for all three va_copy possibilities, so we get
1090 dnl all results in config.log for bug reports.
1091 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
1092 AC_LINK_IFELSE([#include <stdarg.h>
1093 void f (int i, ...) {
1094 va_list args1, args2;
1095 va_start (args1, i);
1096 va_copy (args2, args1);
1097 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1099 va_end (args1); va_end (args2);
1105 [glib_cv_va_copy=yes],
1106 [glib_cv_va_copy=no])
1108 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
1109 AC_LINK_IFELSE([#include <stdarg.h>
1110 void f (int i, ...) {
1111 va_list args1, args2;
1112 va_start (args1, i);
1113 __va_copy (args2, args1);
1114 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1116 va_end (args1); va_end (args2);
1122 [glib_cv___va_copy=yes],
1123 [glib_cv___va_copy=no])
1126 if test "x$glib_cv_va_copy" = "xyes"; then
1127 g_va_copy_func=va_copy
1128 else if test "x$glib_cv___va_copy" = "xyes"; then
1129 g_va_copy_func=__va_copy
1133 if test -n "$g_va_copy_func"; then
1134 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
1137 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
1138 AC_TRY_RUN([#include <stdarg.h>
1139 void f (int i, ...) {
1140 va_list args1, args2;
1141 va_start (args1, i);
1143 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1145 va_end (args1); va_end (args2);
1151 [glib_cv_va_val_copy=yes],
1152 [glib_cv_va_val_copy=no],
1153 [glib_cv_va_val_copy=yes])
1156 if test "x$glib_cv_va_val_copy" = "xno"; then
1157 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
1160 dnl ***********************
1161 dnl *** g_module checks ***
1162 dnl ***********************
1164 G_MODULE_LIBS_EXTRA=
1165 G_MODULE_PLUGIN_LIBS=
1166 if test x"$glib_native_win32" = xyes; then
1167 dnl No use for this on Win32
1170 G_MODULE_LDFLAGS=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
1172 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
1173 G_MODULE_NEED_USCORE=0
1174 G_MODULE_BROKEN_RTLD_GLOBAL=0
1175 G_MODULE_HAVE_DLERROR=0
1176 dnl *** force native WIN32 shared lib loader
1177 if test -z "$G_MODULE_IMPL"; then
1179 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
1182 dnl *** force native AIX library loader
1183 dnl *** dlopen() filepath must be of the form /path/libname.a(libname.so)
1184 if test -z "$G_MODULE_IMPL"; then
1186 *-*-aix*) G_MODULE_IMPL=G_MODULE_IMPL_AR ;;
1189 dnl *** dlopen() and dlsym() in system libraries
1190 if test -z "$G_MODULE_IMPL"; then
1191 AC_CHECK_FUNC(dlopen,
1192 [AC_CHECK_FUNC(dlsym,
1193 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1196 dnl *** load_image (BeOS)
1197 if test -z "$G_MODULE_IMPL" && test "x$glib_native_beos" = "xyes"; then
1198 AC_CHECK_LIB(root, load_image,
1199 [G_MODULE_LIBS="-lbe -lroot -lglib-2.0 "
1200 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1201 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
1202 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
1205 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
1206 if test -z "$G_MODULE_IMPL"; then
1207 AC_CHECK_FUNC(NSLinkModule,
1208 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
1209 G_MODULE_NEED_USCORE=1],
1212 dnl *** dlopen() and dlsym() in libdl
1213 if test -z "$G_MODULE_IMPL"; then
1214 AC_CHECK_LIB(dl, dlopen,
1215 [AC_CHECK_LIB(dl, dlsym,
1217 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
1220 dnl *** shl_load() in libdld (HP-UX)
1221 if test -z "$G_MODULE_IMPL"; then
1222 AC_CHECK_LIB(dld, shl_load,
1223 [G_MODULE_LIBS=-ldld
1224 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
1227 dnl *** additional checks for G_MODULE_IMPL_DL
1228 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
1230 LDFLAGS_orig="$LDFLAGS"
1231 LIBS="$G_MODULE_LIBS $LIBS"
1232 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
1233 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
1234 echo "void glib_plugin_test(void) { }" > plugin.c
1235 ${SHELL} ./libtool --mode=compile ${CC} -shared \
1236 -export-dynamic -o plugin.o plugin.c 2>&1 >/dev/null
1237 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
1238 glib_cv_rtldglobal_broken,[
1242 # define RTLD_GLOBAL 0
1245 # define RTLD_LAZY 0
1247 int glib_plugin_test;
1249 void *handle, *global, *local;
1250 global = &glib_plugin_test;
1251 handle = dlopen ("./.libs/plugin.o", RTLD_GLOBAL | RTLD_LAZY);
1252 if (!handle) return 0;
1253 local = dlsym (handle, "glib_plugin_test");
1254 return global == local;
1256 [glib_cv_rtldglobal_broken=no],
1257 [glib_cv_rtldglobal_broken=yes],
1258 [glib_cv_rtldglobal_broken=no])
1259 rm -f plugin.c plugin.o plugin.lo .libs/plugin.o
1260 rmdir .libs 2>/dev/null
1262 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
1263 G_MODULE_BROKEN_RTLD_GLOBAL=1
1265 G_MODULE_BROKEN_RTLD_GLOBAL=0
1267 dnl *** check whether we need preceeding underscores
1268 AC_CACHE_CHECK([for preceeding underscore in symbols],
1270 AC_TRY_RUN([#include <dlfcn.h>
1271 int glib_underscore_test (void) { return 42; }
1273 void *f1 = (void*)0, *f2 = (void*)0, *handle;
1274 handle = dlopen ((void*)0, 0);
1276 f1 = dlsym (handle, "glib_underscore_test");
1277 f2 = dlsym (handle, "_glib_underscore_test");
1278 } return (!f2 || f1);
1280 [glib_cv_uscore=yes],
1281 [glib_cv_uscore=no],
1283 rm -f plugin.c plugin.$ac_objext plugin.lo
1285 GLIB_ASSERT_SET(glib_cv_uscore)
1286 if test "x$glib_cv_uscore" = "xyes"; then
1287 G_MODULE_NEED_USCORE=1
1289 G_MODULE_NEED_USCORE=0
1292 LDFLAGS="$LDFLAGS_orig"
1293 dnl *** check for having dlerror()
1294 AC_CHECK_FUNC(dlerror,
1295 [G_MODULE_HAVE_DLERROR=1],
1296 [G_MODULE_HAVE_DLERROR=0])
1299 dnl *** done, have we got an implementation?
1300 if test -z "$G_MODULE_IMPL"; then
1302 G_MODULE_SUPPORTED=false
1304 G_MODULE_SUPPORTED=true
1307 AC_MSG_CHECKING(for the suffix of shared libraries)
1309 hpux9* | hpux10* | hpux11*) # taken from ltconfig
1312 glib_gmodule_suffix='sl'
1315 glib_gmodule_suffix='so'
1320 glib_gmodule_suffix='dll'
1323 glib_gmodule_suffix='a'
1326 glib_gmodule_suffix='so'
1329 AC_MSG_RESULT(.$glib_gmodule_suffix)
1331 AC_SUBST(G_MODULE_SUPPORTED)
1332 AC_SUBST(G_MODULE_IMPL)
1333 AC_SUBST(G_MODULE_LIBS)
1334 AC_SUBST(G_MODULE_LIBS_EXTRA)
1335 AC_SUBST(G_MODULE_PLUGIN_LIBS)
1336 AC_SUBST(G_MODULE_LDFLAGS)
1337 AC_SUBST(G_MODULE_HAVE_DLERROR)
1338 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
1339 AC_SUBST(G_MODULE_NEED_USCORE)
1340 AC_SUBST(GLIB_DEBUG_FLAGS)
1342 dnl **********************
1343 dnl *** g_spawn checks ***
1344 dnl **********************
1346 AC_MSG_CHECKING(for gspawn implementation)
1349 GSPAWN=gspawn-win32.lo
1355 AC_MSG_RESULT($GSPAWN)
1358 dnl *************************
1359 dnl *** GIOChannel checks ***
1360 dnl *************************
1362 AC_MSG_CHECKING(for GIOChannel implementation)
1374 dnl ****************************************
1375 dnl *** platform dependent source checks ***
1376 dnl ****************************************
1378 AC_MSG_CHECKING(for platform-dependent source)
1380 *-*-cygwin*|*-*-mingw*)
1381 PLATFORMDEP=gwin32.lo
1387 AC_MSG_RESULT($PLATFORMDEP)
1388 AC_SUBST(PLATFORMDEP)
1390 AC_MSG_CHECKING([whether to compile timeloop])
1392 *-*-cygwin*|*-*-mingw*)
1399 AC_MSG_RESULT($enable_timeloop)
1400 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
1402 AC_MSG_CHECKING([if building for some Win32 platform])
1404 *-*-mingw*|*-*-cygwin*)
1411 AC_MSG_RESULT($platform_win32)
1412 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
1414 dnl ***********************
1415 dnl *** g_thread checks ***
1416 dnl ***********************
1418 AC_ARG_WITH(threads,
1419 [AC_HELP_STRING([--with-threads=@<:@none/posix/dce/win32@:>@],
1420 [specify a thread implementation to use])],
1421 [if test "x$with_threads" = x; then
1424 want_threads=$with_threads
1427 if test "x$enable_threads" = "xno"; then
1431 dnl error and warning message
1432 dnl *************************
1434 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
1435 computer. GLib will not have a default thread implementation."
1437 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
1438 platform (normally it's "_REENTRANT"). I'll not use any flag on
1439 compilation now, but then your programs might not work.
1440 Please provide information on how it is done on your system."
1442 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
1445 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
1446 provide information on your thread implementation.
1447 You can also run 'configure --disable-threads'
1448 to compile without thread support."
1450 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
1451 functions will not be MT-safe during their first call because
1452 there is no working 'getpwuid_r' on your system."
1454 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
1455 because there is no 'localtime_r' on your system."
1457 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
1458 crude surrogate will be used. If you happen to know a
1459 yield function for your system, please inform the GLib
1462 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
1463 threads on your system. Thus threads can only have the default
1464 priority. If you happen to know these main/max
1465 priorities, please inform the GLib developers."
1467 AIX_COMPILE_INFO="AIX's C compiler needs to be called by a different name, when
1468 linking threaded applications. As GLib cannot do that
1469 automatically, you will get an linkg error everytime you are
1470 not using the right compiler. In that case you have to relink
1471 with the right compiler. Ususally just '_r' is appended
1472 to the compiler name."
1474 dnl determination of thread implementation
1475 dnl ***************************************
1477 # have_threads=no means no thread support
1478 # have_threads=none means no default thread implementation
1481 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
1482 || test "x$want_threads" = xdce; then
1483 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
1484 # -U_OSF_SOURCE is for Digital UNIX 4.0d
1485 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
1486 glib_save_CPPFLAGS="$CPPFLAGS"
1487 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1488 if test "x$have_threads" = xno; then
1489 AC_TRY_COMPILE([#include <pthread.h>],
1490 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1493 if test "x$have_threads" = xno; then
1494 AC_TRY_COMPILE([#include <pthread.h>],
1496 pthread_mutex_init (&m, pthread_mutexattr_default);],
1499 # Tru64Unix requires -pthread to find pthread.h. See #103020
1500 CPPFLAGS="$CPPFLAGS -pthread"
1501 if test "x$have_threads" = xno; then
1502 AC_TRY_COMPILE([#include <pthread.h>],
1503 [pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;],
1506 CPPFLAGS="$glib_save_CPPFLAGS"
1508 if test "x$want_threads" = xyes || test "x$want_threads" = xwin32; then
1515 if test "x$want_threads" = xnone; then
1519 AC_MSG_CHECKING(for thread implementation)
1521 if test "x$have_threads" = xno && test "x$want_threads" != xno; then
1522 AC_MSG_RESULT(none available)
1523 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
1525 AC_MSG_RESULT($have_threads)
1529 dnl determination of G_THREAD_CFLAGS
1530 dnl ********************************
1533 G_THREAD_LIBS_EXTRA=
1537 dnl Test program for basic POSIX threads functionality
1539 m4_define([glib_thread_test],[
1540 #include <pthread.h>
1542 void* func(void* data) {check_me = 42; return &check_me;}
1546 pthread_create (&t, $1, func, 0);
1547 pthread_join (t, &ret);
1548 exit (check_me != 42 || ret != &check_me);
1552 dnl Test program for sched_get_priority_min()
1554 m4_define([glib_sched_priority_test],[
1559 return sched_get_priority_min(SCHED_OTHER)==-1
1563 if test x"$have_threads" != xno; then
1565 if test x"$have_threads" = xposix; then
1566 # First we test for posix, whether -pthread or -pthreads do the trick as
1567 # both CPPFLAG and LIBS.
1568 # One of them does for most gcc versions and some other platforms/compilers
1569 # too and could be considered as the canonical way to go.
1572 # skip cygwin -pthread or -pthreads test
1575 for flag in pthread pthreads mt; do
1576 glib_save_CFLAGS="$CFLAGS"
1577 CFLAGS="$CFLAGS -$flag"
1578 AC_TRY_RUN(glib_thread_test(0),
1579 glib_flag_works=yes,
1581 [AC_LINK_IFELSE(glib_thread_test(0),
1582 glib_flag_works=yes,
1583 glib_flag_works=no)])
1584 CFLAGS="$glib_save_CFLAGS"
1585 if test $glib_flag_works = yes ; then
1586 G_THREAD_CFLAGS=-$flag
1587 G_THREAD_LIBS=-$flag
1594 if test x"$G_THREAD_CFLAGS" = x; then
1596 # The canonical -pthread[s] does not work. Try something different.
1600 if test x"$GCC" = xyes; then
1601 # GCC 3.0 and above needs -pthread.
1602 # Should be coverd by the case above.
1603 # GCC 2.x and below needs -mthreads
1604 G_THREAD_CFLAGS="-mthreads"
1605 G_THREAD_LIBS=$G_THREAD_CFLAGS
1607 # We are probably using the aix compiler. Normaly a
1608 # program would have to be compiled with the _r variant
1609 # of the corresponding compiler, but we as GLib cannot
1610 # do that: but the good news is that for compiling the
1611 # only difference is the added -D_THREAD_SAFE compile
1612 # option. This is according to the "C for AIX User's
1614 G_THREAD_CFLAGS="-D_THREAD_SAFE"
1618 G_THREAD_CFLAGS="-D_REENTRANT -D_POSIX4A_DRAFT10_SOURCE"
1621 # So we are using dce threads. posix threads are already
1623 G_THREAD_CFLAGS="-threads"
1624 G_THREAD_LIBS=$G_THREAD_CFLAGS
1626 *-sysv5uw7*) # UnixWare 7
1627 # We are not using gcc with -pthread. Catched above.
1628 G_THREAD_CFLAGS="-Kthread"
1629 G_THREAD_LIBS=$G_THREAD_CFLAGS
1632 # No flag needed when using MSVCRT.DLL
1636 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess otherwise
1642 # if we are not finding the localtime_r function, then we probably are
1643 # not using the proper multithread flag
1645 glib_save_CPPFLAGS="$CPPFLAGS"
1646 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1648 # First we test, whether localtime_r is declared in time.h
1649 # directly. Then we test whether a macro localtime_r exists, in
1650 # which case localtime_r in the test program is replaced and thus
1651 # if we still find localtime_r in the output, it is not defined as
1654 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1655 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1657 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1659 CPPFLAGS="$glib_save_CPPFLAGS"
1661 AC_MSG_CHECKING(thread related cflags)
1662 AC_MSG_RESULT($G_THREAD_CFLAGS)
1663 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1666 dnl determination of G_THREAD_LIBS
1667 dnl ******************************
1669 mutex_has_default=no
1670 case $have_threads in
1672 glib_save_CPPFLAGS="$CPPFLAGS"
1673 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1674 if test x"$G_THREAD_LIBS" = x; then
1677 # We are not using gcc (would have set G_THREAD_LIBS) and thus
1678 # probably using the aix compiler.
1679 AC_MSG_WARN($AIX_COMPILE_INFO)
1683 glib_save_LIBS="$LIBS"
1684 for thread_lib in "" pthread pthread32 pthreads thread dce; do
1685 if test x"$thread_lib" = x; then
1689 add_thread_lib="-l$thread_lib"
1690 IN=" in -l$thread_lib"
1692 if test x"$have_threads" = xposix; then
1695 defattr=pthread_attr_default
1698 LIBS="$add_thread_lib $glib_save_LIBS"
1700 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1701 AC_TRY_RUN(glib_thread_test($defattr),
1704 [AC_LINK_IFELSE(glib_thread_test($defattr),
1707 AC_MSG_RESULT($glib_result)
1709 if test "$glib_result" = "yes" ; then
1710 G_THREAD_LIBS="$add_thread_lib"
1714 if test "x$G_THREAD_LIBS" = xerror; then
1715 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1717 LIBS="$glib_save_LIBS"
1722 glib_save_LIBS="$LIBS"
1723 for thread_lib in "" rt rte; do
1724 if test x"$thread_lib" = x; then
1728 add_thread_lib="-l$thread_lib"
1729 IN=" in -l$thread_lib"
1731 LIBS="$add_thread_lib $glib_save_LIBS"
1733 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1734 AC_TRY_RUN(glib_sched_priority_test,
1737 [AC_LINK_IFELSE(glib_sched_priority_test,
1740 AC_MSG_RESULT($glib_result)
1742 if test "$glib_result" = "yes" ; then
1743 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1744 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1745 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1749 LIBS="$glib_save_LIBS"
1750 mutex_has_default=yes
1751 mutex_default_type='pthread_mutex_t'
1752 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1753 mutex_header_file='pthread.h'
1754 if test "x$have_threads" = "xposix"; then
1755 g_threads_impl="POSIX"
1757 g_threads_impl="DCE"
1758 have_threads="posix"
1760 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1761 CPPFLAGS="$glib_save_CPPFLAGS"
1764 g_threads_impl="WIN32"
1767 g_threads_impl="NONE"
1770 g_threads_impl="NONE"
1775 if test "x$G_THREAD_LIBS" = xerror; then
1776 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1781 G_THREAD_LIBS="-lbe -lroot -lglib-2.0 "
1782 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1788 AC_MSG_CHECKING(thread related libraries)
1789 AC_MSG_RESULT($G_THREAD_LIBS)
1791 dnl check for mt safe function variants and some posix functions
1792 dnl ************************************************************
1794 if test x"$have_threads" != xno; then
1795 glib_save_LIBS="$LIBS"
1796 # we are not doing the following for now, as this might require glib
1797 # to always be linked with the thread libs on some platforms.
1798 # LIBS="$LIBS $G_THREAD_LIBS"
1799 AC_CHECK_FUNCS(localtime_r)
1800 if test "$ac_cv_header_pwd_h" = "yes"; then
1801 AC_CACHE_CHECK([for posix getpwuid_r],
1802 ac_cv_func_posix_getpwuid_r,
1808 struct passwd pwd, *pwptr = &pwd;
1811 error = getpwuid_r (0, &pwd, buffer,
1812 sizeof (buffer), &pwptr);
1813 return (error < 0 && errno == ENOSYS)
1816 [ac_cv_func_posix_getpwuid_r=yes],
1817 [ac_cv_func_posix_getpwuid_r=no])])
1818 GLIB_ASSERT_SET(ac_cv_func_posix_getpwuid_r)
1819 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1820 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1821 [Have POSIX function getpwuid_r])
1823 AC_CACHE_CHECK([for nonposix getpwuid_r],
1824 ac_cv_func_nonposix_getpwuid_r,
1825 [AC_TRY_LINK([#include <pwd.h>],
1826 [char buffer[10000];
1828 getpwuid_r (0, &pwd, buffer,
1830 [ac_cv_func_nonposix_getpwuid_r=yes],
1831 [ac_cv_func_nonposix_getpwuid_r=no])])
1832 GLIB_ASSERT_SET(ac_cv_func_nonposix_getpwuid_r)
1833 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1834 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1835 [Have non-POSIX function getpwuid_r])
1839 LIBS="$G_THREAD_LIBS $LIBS"
1840 if test x"$have_threads" = xposix; then
1841 glib_save_CPPFLAGS="$CPPFLAGS"
1842 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1843 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1844 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1845 # This is not AC_CHECK_FUNC to also work with function
1846 # name mangling in header files.
1847 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1848 AC_TRY_LINK([#include <pthread.h>],
1849 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1851 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1852 [Have function pthread_attr_setstacksize])],
1853 [AC_MSG_RESULT(no)])
1854 AC_MSG_CHECKING(for minimal/maximal thread priority)
1855 if test x"$posix_priority_min" = x; then
1856 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1858 posix_priority_min=PX_PRIO_MIN
1859 posix_priority_max=PX_PRIO_MAX])
1861 if test x"$posix_priority_min" = x; then
1863 AC_EGREP_CPP(PTHREAD_PRIO_MIN,[#include <pthread.h>
1864 PTHREAD_PRIO_MIN],,[
1865 posix_priority_min=PTHREAD_PRIO_MIN
1866 posix_priority_max=PTHREAD_PRIO_MAX])
1868 if test x"$posix_priority_min" = x; then
1869 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1871 posix_priority_min=PRI_OTHER_MIN
1872 posix_priority_max=PRI_OTHER_MAX])
1874 if test x"$posix_priority_min" = x; then
1875 AC_MSG_RESULT(none found)
1876 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1877 posix_priority_min=-1
1878 posix_priority_max=-1
1880 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1881 AC_MSG_CHECKING(for pthread_setschedparam)
1882 AC_TRY_LINK([#include <pthread.h>],
1883 [pthread_t t; pthread_setschedparam(t, 0, NULL)],
1885 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1886 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])],
1888 AC_MSG_WARN($POSIX_NO_PRIORITIES)])
1890 posix_yield_func=none
1891 AC_MSG_CHECKING(for posix yield function)
1892 for yield_func in sched_yield pthread_yield_np pthread_yield \
1894 AC_TRY_LINK([#include <pthread.h>],
1896 [posix_yield_func="$yield_func"
1899 if test x"$posix_yield_func" = xnone; then
1900 AC_MSG_RESULT(none found)
1901 AC_MSG_WARN($POSIX_NO_YIELD)
1902 posix_yield_func="g_usleep(1000)"
1904 AC_MSG_RESULT($posix_yield_func)
1905 posix_yield_func="$posix_yield_func()"
1907 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1908 CPPFLAGS="$glib_save_CPPFLAGS"
1910 elif test x"$have_threads" = xwin32; then
1911 # It's a pointer to a private struct
1912 GLIB_SIZEOF(,struct _GThreadData *, system_thread)
1915 LIBS="$glib_save_LIBS"
1917 # now spit out all the warnings.
1918 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1919 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1920 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1922 if test "$ac_cv_func_localtime_r" != "yes"; then
1923 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1927 if test x"$glib_cv_sizeof_system_thread" = x; then
1928 # use a pointer as a fallback.
1929 GLIB_SIZEOF(,void *, system_thread)
1933 # Hack to deal with:
1935 # a) GCC < 3.3 for Linux doesn't include -lpthread when
1936 # building shared libraries with linux.
1940 G_THREAD_LIBS_FOR_GTHREAD="`echo $G_THREAD_LIBS | sed s/-pthread/-lpthread/`"
1943 G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS"
1947 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1948 [Source file containing theread implementation])
1949 AC_SUBST(G_THREAD_CFLAGS)
1950 AC_SUBST(G_THREAD_LIBS)
1951 AC_SUBST(G_THREAD_LIBS_FOR_GTHREAD)
1952 AC_SUBST(G_THREAD_LIBS_EXTRA)
1954 dnl **********************************************
1955 dnl *** GDefaultMutex setup and initialization ***
1956 dnl **********************************************
1958 dnl if mutex_has_default = yes, we also got
1959 dnl mutex_default_type, mutex_default_init and mutex_header_file
1960 if test $mutex_has_default = yes ; then
1961 glib_save_CPPFLAGS="$CPPFLAGS"
1962 glib_save_LIBS="$LIBS"
1963 LIBS="$G_THREAD_LIBS $LIBS"
1964 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1965 GLIB_SIZEOF([#include <$mutex_header_file>],
1966 $mutex_default_type,
1968 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1969 $mutex_default_type,
1971 $glib_cv_sizeof_gmutex,
1972 $mutex_default_init)
1973 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1974 mutex_has_default=no
1976 CPPFLAGS="$glib_save_CPPFLAGS"
1977 LIBS="$glib_save_LIBS"
1980 dnl ********************************
1981 dnl *** g_atomic_* tests for gcc ***
1982 dnl ********************************
1984 AC_MSG_CHECKING([whether to use assembler code for atomic operations])
1986 if test x"$GCC" = xyes; then
1989 AC_MSG_RESULT([none])
1990 glib_memory_barrier_needed=no
1993 AC_MSG_RESULT([i486])
1994 AC_DEFINE_UNQUOTED(G_ATOMIC_I486, 1,
1995 [i486 atomic implementation])
1996 glib_memory_barrier_needed=no
1999 SPARCV9_WARNING="Try to rerun configure with CFLAGS='-mcpu=v9',
2000 when you are using a sparc with v9 instruction set (most
2001 sparcs nowadays). This will make the code for atomic
2002 operations much faster. The resulting code will not run
2003 on very old sparcs though."
2008 int tmp1, tmp2, tmp3;
2009 __asm__ __volatile__("casx [%2], %0, %1"
2010 : "=&r" (tmp1), "=&r" (tmp2) : "r" (&tmp3));
2012 AC_MSG_RESULT([sparcv9])
2013 AC_DEFINE_UNQUOTED(G_ATOMIC_SPARCV9, 1,
2014 [sparcv9 atomic implementation]),
2016 AC_MSG_WARN([[$SPARCV9_WARNING]]))
2017 glib_memory_barrier_needed=yes
2020 AC_MSG_RESULT([alpha])
2021 AC_DEFINE_UNQUOTED(G_ATOMIC_ALPHA, 1,
2022 [alpha atomic implementation])
2023 glib_memory_barrier_needed=yes
2026 AC_MSG_RESULT([x86_64])
2027 AC_DEFINE_UNQUOTED(G_ATOMIC_X86_64, 1,
2028 [x86_64 atomic implementation])
2029 glib_memory_barrier_needed=no
2032 AC_MSG_RESULT([powerpc])
2033 AC_DEFINE_UNQUOTED(G_ATOMIC_POWERPC, 1,
2034 [powerpc atomic implementation])
2035 glib_memory_barrier_needed=yes
2038 AC_MSG_RESULT([ia64])
2039 AC_DEFINE_UNQUOTED(G_ATOMIC_IA64, 1,
2040 [ia64 atomic implementation])
2041 glib_memory_barrier_needed=yes
2044 AC_MSG_RESULT([s390])
2045 AC_DEFINE_UNQUOTED(G_ATOMIC_S390, 1,
2046 [s390 atomic implementation])
2047 glib_memory_barrier_needed=no
2050 AC_MSG_RESULT([none])
2051 glib_memory_barrier_needed=yes
2056 dnl ****************************************
2057 dnl *** GLib POLL* compatibility defines ***
2058 dnl ****************************************
2060 glib_poll_includes=["
2061 #include <sys/types.h>
2062 #include <sys/poll.h>
2065 if test $ac_cv_header_sys_types_h = yes &&
2066 test $ac_cv_header_sys_poll_h = yes ; then
2068 GLIB_CHECK_VALUE(POLLIN, $glib_poll_includes, glib_failed=true)
2069 GLIB_CHECK_VALUE(POLLOUT, $glib_poll_includes, glib_failed=true)
2070 GLIB_CHECK_VALUE(POLLPRI, $glib_poll_includes, glib_failed=true)
2071 GLIB_CHECK_VALUE(POLLERR, $glib_poll_includes, glib_failed=true)
2072 GLIB_CHECK_VALUE(POLLHUP, $glib_poll_includes, glib_failed=true)
2073 GLIB_CHECK_VALUE(POLLNVAL, $glib_poll_includes, glib_failed=true)
2074 if $glib_failed ; then
2075 AC_MSG_ERROR([Could not determine values for POLL* constants])
2078 glib_cv_value_POLLIN=1
2079 glib_cv_value_POLLOUT=4
2080 glib_cv_value_POLLPRI=2
2081 glib_cv_value_POLLERR=8
2082 glib_cv_value_POLLHUP=16
2083 glib_cv_value_POLLNVAL=32
2086 dnl **********************
2087 dnl *** Win32 API libs ***
2088 dnl **********************
2092 G_LIBS_EXTRA="-luser32 -lkernel32"
2095 G_LIBS_EXTRA="-lws2_32 -lole32"
2101 AC_SUBST(G_LIBS_EXTRA)
2103 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
2104 dnl since we need it for g_iconv()
2106 AC_MSG_CHECKING([for EILSEQ])
2112 ], have_eilseq=yes, have_eilseq=no);
2113 AC_MSG_RESULT($have_eilseq)
2115 dnl ******************************************************************
2116 dnl *** Look for glib-genmarshal in PATH if we are cross-compiling ***
2117 dnl ******************************************************************
2119 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
2121 if test $cross_compiling = yes; then
2122 AC_PATH_PROG(GLIB_GENMARSHAL, glib-genmarshal, no)
2123 if test x$GLIB_GENMARSHAL = xno; then
2124 AC_MSG_ERROR(Could not find a glib-genmarshal in your PATH)
2128 dnl **************************
2129 dnl *** Checks for gtk-doc ***
2130 dnl **************************
2132 GTK_DOC_CHECK([1.4])
2135 [AC_HELP_STRING([--enable-man],
2136 [regenerate man pages from Docbook [default=no]])],enable_man=yes,
2139 if test "${enable_man}" != no; then
2141 dnl Check for xsltproc
2143 AC_PATH_PROG([XSLTPROC], [xsltproc])
2144 if test -z "$XSLTPROC"; then
2148 dnl check for DocBook DTD and stylesheets in the local catalog.
2149 JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.1.2//EN],
2150 [DocBook XML DTD V4.1.2],,enable_man=no)
2151 JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
2152 [DocBook XSL Stylesheets],,enable_man=no)
2155 AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
2157 dnl ******************************
2158 dnl *** output the whole stuff ***
2159 dnl ******************************
2161 dnl this section will only be run if config.status is invoked with no
2162 dnl arguments, or with "glibconfig.h" as an argument.
2163 AC_CONFIG_COMMANDS([glibconfig.h],
2165 outfile=glibconfig.h-tmp
2166 cat > $outfile <<\_______EOF
2169 * This is a generated file. Please modify 'configure.in'
2172 #ifndef __G_LIBCONFIG_H__
2173 #define __G_LIBCONFIG_H__
2175 #include <glib/gmacros.h>
2179 if test x$glib_limits_h = xyes; then
2180 echo '#include <limits.h>' >> $outfile
2182 if test x$glib_float_h = xyes; then
2183 echo '#include <float.h>' >> $outfile
2185 if test x$glib_values_h = xyes; then
2186 echo '#include <values.h>' >> $outfile
2188 if test "$glib_header_alloca_h" = "yes"; then
2189 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
2191 if test x$glib_sys_poll_h = xyes; then
2192 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
2195 cat >> $outfile <<_______EOF
2199 #define G_MINFLOAT $glib_mf
2200 #define G_MAXFLOAT $glib_Mf
2201 #define G_MINDOUBLE $glib_md
2202 #define G_MAXDOUBLE $glib_Md
2203 #define G_MINSHORT $glib_ms
2204 #define G_MAXSHORT $glib_Ms
2205 #define G_MAXUSHORT $glib_Mus
2206 #define G_MININT $glib_mi
2207 #define G_MAXINT $glib_Mi
2208 #define G_MAXUINT $glib_Mui
2209 #define G_MINLONG $glib_ml
2210 #define G_MAXLONG $glib_Ml
2211 #define G_MAXULONG $glib_Mul
2216 ### this should always be true in a modern C/C++ compiler
2217 cat >>$outfile <<_______EOF
2218 typedef signed char gint8;
2219 typedef unsigned char guint8;
2223 if test -n "$gint16"; then
2224 cat >>$outfile <<_______EOF
2225 typedef signed $gint16 gint16;
2226 typedef unsigned $gint16 guint16;
2227 #define G_GINT16_MODIFIER $gint16_modifier
2228 #define G_GINT16_FORMAT $gint16_format
2229 #define G_GUINT16_FORMAT $guint16_format
2234 if test -n "$gint32"; then
2235 cat >>$outfile <<_______EOF
2236 typedef signed $gint32 gint32;
2237 typedef unsigned $gint32 guint32;
2238 #define G_GINT32_MODIFIER $gint32_modifier
2239 #define G_GINT32_FORMAT $gint32_format
2240 #define G_GUINT32_FORMAT $guint32_format
2244 cat >>$outfile <<_______EOF
2245 #define G_HAVE_GINT64 1 /* deprecated, always true */
2247 ${glib_extension}typedef signed $gint64 gint64;
2248 ${glib_extension}typedef unsigned $gint64 guint64;
2250 #define G_GINT64_CONSTANT(val) $gint64_constant
2251 #define G_GUINT64_CONSTANT(val) $guint64_constant
2254 if test x$gint64_format != x ; then
2255 cat >>$outfile <<_______EOF
2256 #define G_GINT64_MODIFIER $gint64_modifier
2257 #define G_GINT64_FORMAT $gint64_format
2258 #define G_GUINT64_FORMAT $guint64_format
2261 cat >>$outfile <<_______EOF
2262 #undef G_GINT64_MODIFIER
2263 #undef G_GINT64_FORMAT
2264 #undef G_GUINT64_FORMAT
2268 cat >>$outfile <<_______EOF
2270 #define GLIB_SIZEOF_VOID_P $glib_void_p
2271 #define GLIB_SIZEOF_LONG $glib_long
2272 #define GLIB_SIZEOF_SIZE_T $glib_size_t
2276 cat >>$outfile <<_______EOF
2277 typedef signed $glib_size_type_define gssize;
2278 typedef unsigned $glib_size_type_define gsize;
2279 #define G_GSIZE_MODIFIER $gsize_modifier
2280 #define G_GSSIZE_FORMAT $gssize_format
2281 #define G_GSIZE_FORMAT $gsize_format
2283 #define G_MAXSIZE G_MAXU$glib_msize_type
2286 if test -z "$glib_unknown_void_p"; then
2287 cat >>$outfile <<_______EOF
2289 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
2290 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
2292 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
2293 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
2296 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
2301 cat >>$outfile <<_______EOF
2310 #define G_HAVE_INLINE 1
2311 #else /* !__cplusplus */
2313 #endif /* !__cplusplus */
2316 #define G_CAN_INLINE 1
2319 if test x$g_can_inline = xyes ; then
2320 cat >>$outfile <<_______EOF
2321 #else /* !__cplusplus */
2322 #define G_CAN_INLINE 1
2326 cat >>$outfile <<_______EOF
2331 if test x$g_have_iso_c_varargs = xyes ; then
2332 cat >>$outfile <<_______EOF
2334 # define G_HAVE_ISO_VARARGS 1
2338 if test x$g_have_iso_cxx_varargs = xyes ; then
2339 cat >>$outfile <<_______EOF
2341 # define G_HAVE_ISO_VARARGS 1
2345 if test x$g_have_gnuc_varargs = xyes ; then
2346 cat >>$outfile <<_______EOF
2348 /* gcc-2.95.x supports both gnu style and ISO varargs, but if -ansi
2349 * is passed ISO vararg support is turned off, and there is no work
2350 * around to turn it on, so we unconditionally turn it off.
2352 #if __GNUC__ == 2 && __GNUC_MINOR__ == 95
2353 # undef G_HAVE_ISO_VARARGS
2356 #define G_HAVE_GNUC_VARARGS 1
2360 case x$g_stack_grows in
2361 xyes) echo "#define G_HAVE_GROWING_STACK 1" >>$outfile ;;
2362 *) echo "#define G_HAVE_GROWING_STACK 0" >>$outfile ;;
2367 if test x$g_have_eilseq = xno; then
2368 cat >>$outfile <<_______EOF
2370 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
2371 * The correspondence between this and the corresponding definition
2372 * in libiconv is essential.
2374 # define EILSEQ ENOENT
2380 if test x$g_have_gnuc_visibility = xyes ; then
2381 cat >>$outfile <<_______EOF
2382 #define G_HAVE_GNUC_VISIBILITY 1
2383 #define G_GNUC_INTERNAL __attribute__((visibility("hidden")))
2386 cat >>$outfile <<_______EOF
2387 #define G_GNUC_INTERNAL
2393 if test x$g_mutex_has_default = xyes; then
2394 cat >>$outfile <<_______EOF
2395 $g_enable_threads_def G_THREADS_ENABLED
2396 #define G_THREADS_IMPL_$g_threads_impl_def
2397 typedef struct _GStaticMutex GStaticMutex;
2398 struct _GStaticMutex
2400 struct _GMutex *runtime_mutex;
2402 char pad[[$g_mutex_sizeof]];
2403 double dummy_double;
2404 void *dummy_pointer;
2408 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
2409 #define g_static_mutex_get_mutex(mutex) \\
2410 (g_thread_use_default_impl ? ((GMutex*) ((mutex)->static_mutex.pad)) : \\
2411 g_static_mutex_get_mutex_impl_shortcut (&((mutex)->runtime_mutex)))
2414 cat >>$outfile <<_______EOF
2415 $g_enable_threads_def G_THREADS_ENABLED
2416 #define G_THREADS_IMPL_$g_threads_impl_def
2417 typedef struct _GMutex* GStaticMutex;
2418 #define G_STATIC_MUTEX_INIT NULL
2419 #define g_static_mutex_get_mutex(mutex) \\
2420 (g_static_mutex_get_mutex_impl_shortcut (mutex))
2424 cat >>$outfile <<_______EOF
2425 /* This represents a system thread as used by the implementation. An
2426 * alien implementaion, as loaded by g_thread_init can only count on
2427 * "sizeof (gpointer)" bytes to store their info. We however need more
2428 * for some of our native implementations. */
2429 typedef union _GSystemThread GSystemThread;
2430 union _GSystemThread
2432 char data[[$g_system_thread_sizeof]];
2433 double dummy_double;
2434 void *dummy_pointer;
2438 if test x"$g_memory_barrier_needed" != xno; then
2440 echo "#define G_ATOMIC_OP_MEMORY_BARRIER_NEEDED 1" >>$outfile
2444 g_bit_sizes="16 32 64"
2445 for bits in $g_bit_sizes; do
2446 cat >>$outfile <<_______EOF
2447 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
2448 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
2449 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
2450 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
2454 cat >>$outfile <<_______EOF
2455 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
2456 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
2457 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
2458 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
2459 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
2460 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
2461 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
2462 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
2463 #define G_BYTE_ORDER $g_byte_order
2465 #define GLIB_SYSDEF_POLLIN =$g_pollin
2466 #define GLIB_SYSDEF_POLLOUT =$g_pollout
2467 #define GLIB_SYSDEF_POLLPRI =$g_pollpri
2468 #define GLIB_SYSDEF_POLLHUP =$g_pollhup
2469 #define GLIB_SYSDEF_POLLERR =$g_pollerr
2470 #define GLIB_SYSDEF_POLLNVAL =$g_pollnval
2472 #define G_MODULE_SUFFIX "$g_module_suffix"
2474 typedef $g_pid_type GPid;
2478 #endif /* GLIBCONFIG_H */
2482 if cmp -s $outfile glibconfig.h; then
2483 AC_MSG_NOTICE([glibconfig.h is unchanged])
2486 mv $outfile glibconfig.h
2490 # Note that if two cases are the same, case goes with the first one.
2491 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
2492 # on variable expansion in case labels. Look at the generated config.status
2495 if test "x${ac_cv_working_alloca_h+set}" = xset ; then
2496 glib_header_alloca_h="$ac_cv_working_alloca_h"
2498 glib_header_alloca_h="$ac_cv_header_alloca_h"
2502 x$ac_cv_header_float_h)
2504 glib_mf=FLT_MIN glib_Mf=FLT_MAX
2505 glib_md=DBL_MIN glib_Md=DBL_MAX
2507 x$ac_cv_header_values_h)
2509 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
2510 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
2515 x$ac_cv_header_limits_h)
2517 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
2518 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
2519 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
2521 x$ac_cv_header_values_h)
2523 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
2524 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
2525 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
2529 if test x$ac_cv_header_sys_poll_h = xyes ; then
2534 $ac_cv_sizeof_short)
2536 gint16_modifier='"h"'
2537 gint16_format='"hi"'
2538 guint16_format='"hu"'
2542 gint16_modifier='""'
2544 guint16_format='"u"'
2548 $ac_cv_sizeof_short)
2550 gint32_modifier='"h"'
2551 gint32_format='"hi"'
2552 guint32_format='"hu"'
2556 gint32_modifier='""'
2558 guint32_format='"u"'
2562 gint32_modifier='"l"'
2563 gint32_format='"li"'
2564 guint32_format='"lu"'
2570 gint64_modifier='""'
2572 guint64_format='"u"'
2574 gint64_constant='(val)'
2575 guint64_constant='(val)'
2579 gint64_modifier='"l"'
2580 gint64_format='"li"'
2581 guint64_format='"lu"'
2583 gint64_constant='(val##L)'
2584 guint64_constant='(val##UL)'
2586 $ac_cv_sizeof_long_long)
2588 if test -n "$glib_cv_long_long_format"; then
2589 gint64_modifier='"'$glib_cv_long_long_format'"'
2590 gint64_format='"'$glib_cv_long_long_format'i"'
2591 guint64_format='"'$glib_cv_long_long_format'u"'
2593 glib_extension='G_GNUC_EXTENSION '
2594 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
2595 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
2597 $ac_cv_sizeof___int64)
2599 if test -n "$glib_cv_long_long_format"; then
2600 gint64_modifier='"'$glib_cv_long_long_format'"'
2601 gint64_format='"'$glib_cv_long_long_format'i"'
2602 guint64_format='"'$glib_cv_long_long_format'u"'
2605 gint64_constant='(val##i64)'
2606 guint64_constant='(val##ui64)'
2609 glib_size_t=$ac_cv_sizeof_size_t
2610 glib_size_type_define=$glib_size_type
2611 glib_void_p=$ac_cv_sizeof_long
2612 glib_long=$ac_cv_sizeof_void_p
2614 case $glib_size_type in
2616 gsize_modifier='"h"'
2618 gssize_format='"hi"'
2619 glib_msize_type='SHRT'
2625 glib_msize_type='INT'
2628 gsize_modifier='"l"'
2630 gssize_format='"li"'
2631 glib_msize_type='LONG'
2635 gintbits=`expr $ac_cv_sizeof_int \* 8`
2636 glongbits=`expr $ac_cv_sizeof_long \* 8`
2639 case $ac_cv_sizeof_void_p in
2640 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
2641 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
2642 *) glib_unknown_void_p=yes ;;
2647 x$ac_cv_func_atexit)
2649 #ifdef NeXT /* @#%@! NeXTStep */
2650 # define g_ATEXIT(proc) (!atexit (proc))
2652 # define g_ATEXIT(proc) (atexit (proc))
2655 x$ac_cv_func_on_exit)
2657 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
2662 x$ac_cv_func_memmove)
2664 #define g_memmove(dest,src,len) G_STMT_START { memmove ((dest), (src), (len)); } G_STMT_END'
2666 x$glib_cv_working_bcopy)
2668 /* memmove isn't available, but bcopy can copy overlapping memory regions */
2669 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
2673 /* memmove isn't found and bcopy can't copy overlapping memory regions,
2674 * so we have to roll our own copy routine. */
2675 void g_memmove (void* dest, const void * src, unsigned long len);"
2680 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
2681 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
2682 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
2686 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
2687 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
2691 if test x$glib_cv_va_val_copy = xno; then
2692 glib_vacopy="\$glib_vacopy
2693 #define G_VA_COPY_AS_ARRAY 1"
2696 if test x$glib_cv_hasinline = xyes; then
2697 glib_inline='#define G_HAVE_INLINE 1'
2699 if test x$glib_cv_has__inline = xyes; then
2700 glib_inline="\$glib_inline
2701 #define G_HAVE___INLINE 1"
2703 if test x$glib_cv_has__inline__ = xyes; then
2704 glib_inline="\$glib_inline
2705 #define G_HAVE___INLINE__ 1"
2708 g_have_gnuc_varargs=$g_have_gnuc_varargs
2709 g_have_iso_c_varargs=$g_have_iso_c_varargs
2710 g_have_iso_cxx_varargs=$g_have_iso_cxx_varargs
2712 g_can_inline=$g_can_inline
2713 g_have_gnuc_visibility=$g_have_gnuc_visibility
2716 x$ac_cv_c_bigendian)
2717 g_byte_order=G_BIG_ENDIAN
2722 g_byte_order=G_LITTLE_ENDIAN
2728 g_pollin=$glib_cv_value_POLLIN
2729 g_pollout=$glib_cv_value_POLLOUT
2730 g_pollpri=$glib_cv_value_POLLPRI
2731 g_pollhup=$glib_cv_value_POLLHUP
2732 g_pollerr=$glib_cv_value_POLLERR
2733 g_pollnval=$glib_cv_value_POLLNVAL
2735 g_stack_grows=$glib_cv_stack_grows
2737 g_have_eilseq=$have_eilseq
2739 case x$have_threads in
2740 xno) g_enable_threads_def="#undef";;
2741 *) g_enable_threads_def="#define";;
2744 g_threads_impl_def=$g_threads_impl
2746 g_mutex_has_default="$mutex_has_default"
2747 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
2748 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
2749 g_mutex_contents="$glib_cv_byte_contents_gmutex"
2751 g_memory_barrier_needed="$glib_memory_barrier_needed"
2753 g_module_suffix="$glib_gmodule_suffix"
2755 g_pid_type="$glib_pid_type"
2758 glib_os="#define G_OS_BEOS"
2761 glib_os="#define G_OS_UNIX
2762 #define G_PLATFORM_WIN32
2763 #define G_WITH_CYGWIN"
2766 glib_os="#define G_OS_WIN32
2767 #define G_PLATFORM_WIN32"
2770 glib_os="#define G_OS_UNIX"
2777 glib-2.0-uninstalled.pc
2779 gmodule-export-2.0.pc
2780 gmodule-no-export-2.0.pc
2781 gmodule-2.0-uninstalled.pc
2782 gmodule-no-export-2.0-uninstalled.pc
2784 gthread-2.0-uninstalled.pc
2786 gobject-2.0-uninstalled.pc
2791 build/win32/Makefile
2792 build/win32/dirent/Makefile
2793 build/win32/vs8/Makefile
2795 glib/libcharset/Makefile
2796 glib/gnulib/Makefile
2798 gmodule/gmoduleconf.h
2800 gobject/glib-mkenums
2804 docs/reference/Makefile
2805 docs/reference/glib/Makefile
2806 docs/reference/glib/version.xml
2807 docs/reference/gobject/Makefile
2808 docs/reference/gobject/version.xml
2810 tests/gobject/Makefile
2811 tests/refcount/Makefile
2815 AC_CONFIG_COMMANDS([chmod-scripts],
2816 [chmod 0755 glib-zip
2817 chmod 0755 glib-gettextize
2818 chmod 0755 gobject/glib-mkenums])
2820 # we want to invoke this macro solely so that the config.status script
2821 # and automake generated makefiles know about these generated files.
2822 # They are only needed to distcheck the package
2831 gmodule/makefile.msc
2833 gobject/makefile.msc
2835 gthread/makefile.msc