1 dnl ***********************************
2 dnl *** include special GLib macros ***
3 dnl ***********************************
4 builtin(include, acglib.m4)dnl
6 # require autoconf 2.13
9 # Process this file with autoconf to produce a configure script.
12 # Save this value here, since automake will set cflags later
13 cflags_set=${CFLAGS+set}
15 # we rewrite this file
16 rm -f glibconfig-sysdefs.h
18 GLIB_AC_DIVERT_BEFORE_HELP([
20 # The following version number definitions apply to GLib, GModule, GObject
21 # and GThread as a whole, so if changes occoured in any of them, they are all
22 # treated with the same interface and binary age.
25 # GLIB_MICRO_VERSION += 1;
26 # GLIB_INTERFACE_AGE += 1;
27 # GLIB_BINARY_AGE += 1;
28 # if any functions have been added, set GLIB_INTERFACE_AGE to 0.
29 # if backwards compatibility has been broken,
30 # set GLIB_BINARY_AGE _and_ GLIB_INTERFACE_AGE to 0.
37 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION
40 AC_SUBST(GLIB_MAJOR_VERSION)
41 AC_SUBST(GLIB_MINOR_VERSION)
42 AC_SUBST(GLIB_MICRO_VERSION)
43 AC_SUBST(GLIB_VERSION)
44 AC_SUBST(GLIB_INTERFACE_AGE)
45 AC_SUBST(GLIB_BINARY_AGE)
48 LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
49 LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
50 LT_REVISION=$GLIB_INTERFACE_AGE
51 LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
60 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
62 # Specify a configuration file
63 AM_CONFIG_HEADER(config.h)
65 AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION,
66 [Define to the GLIB major version])
67 AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION,
68 [Define to the GLIB minor version])
69 AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION,
70 [Define to the GLIB micro version])
71 AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE,
72 [Define to the GLIB interface age])
73 AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE,
74 [Define to the GLIB binary age])
76 dnl Initialize maintainer mode
81 AC_MSG_CHECKING(for the BeOS)
84 glib_native_beos="yes"
90 AC_MSG_RESULT([$glib_native_beos])
94 GLIB_AC_DIVERT_BEFORE_HELP([
95 # figure debugging default, prior to $ac_help setup
96 case $GLIB_MINOR_VERSION in
97 *[[13579]]) debug_default=yes ;;
98 *) debug_default=minimum ;;
102 dnl declare --enable-* args and collect ac_help strings
103 AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=$debug_default]],,enable_debug=$debug_default)
104 AC_ARG_ENABLE(msg-prefix, [ --enable-msg-prefix turn on program name and PID prefixing of messages and warnings],,enable_msg_prefix=no)
105 AC_ARG_ENABLE(gc_friendly, [ --enable-gc-friendly turn on garbage collector friendliness [default=no]],,enable_gc_friendly=no)
106 AC_ARG_ENABLE(mem_pools, [ --disable-mem-pools disable all glib memory pools],,disable_mem_pools=no)
107 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
109 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
110 ([=no] will override --with-threads)],,enable_threads=yes)
111 AC_ARG_ENABLE(rebuilds, [ --disable-rebuilds disable all source autogeneration rules],,enable_rebuilds=yes)
113 if test "x$enable_threads" != "xyes"; then
117 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}",
118 [Whether glib was compiled with debugging enabled])
120 AC_MSG_CHECKING(whether to enable garbage collector friendliness)
121 if test "x$enable_gc_friendly" = "xyes"; then
122 AC_DEFINE(ENABLE_GC_FRIENDLY, 1, [Whether to enable GC friendliness])
123 AC_SUBST(ENABLE_GC_FRIENDLY)
129 AC_MSG_CHECKING(whether to disable memory pools)
130 if test "x$disable_mem_pools" = "xno"; then
133 AC_DEFINE(DISABLE_MEM_POOLS, 1, [Whether to disable memory pools])
134 AC_SUBST(DISABLE_MEM_POOLS)
138 if test "x$enable_msg_prefix" = "xyes"; then
139 AC_DEFINE_UNQUOTED(G_ENABLE_MSG_PREFIX, 1,
140 [Enable prefixing of error messages with program names])
143 dnl Checks for programs.
152 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
153 if test x$PKG_CONFIG = xno ; then
154 AC_MSG_ERROR([*** pkg-config not found. See http://pkgconfig.sourceforge.net])
157 if pkg-config --atleast-pkgconfig-version 0.5 ; then
160 AC_MSG_ERROR([*** pkg-config too old; version 0.5 or better required.])
163 if test "x$enable_debug" = "xyes"; then
164 if test x$cflags_set != xset ; then
166 *[[\ \ ]]-g[[\ \ ]]*) ;;
167 *) CFLAGS="$CFLAGS -g" ;;
171 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
173 if test "x$enable_debug" = "xno"; then
174 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
181 # define a MAINT-like variable REBUILD which is set if Perl
182 # and awk are found, so autogenerated sources can be rebuilt
184 AC_CHECK_PROGS(PERL, perl5 perl)
185 # We would like indent, but don't require it.
186 AC_CHECK_PROG(INDENT, indent, indent)
188 if test "x$enable_rebuilds" = "xyes" && \
190 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
191 test -n "$AWK" ; then
201 ALL_LINGUAS="ca de fr no ru sl sv tr uk"
203 LIBS="$LIBS $INTLLIBS"
205 GETTEXT_PACKAGE=glib20
206 AC_SUBST(GETTEXT_PACKAGE)
207 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE")
209 # AM_GLIB_GNU_GETTEXT above substs $DATADIRNAME
210 # this is the directory where the *.{mo,gmo} files are installed
211 GLIB_LOCALE_DIR="${prefix}/${DATADIRNAME}/locale"
212 AC_DEFINE_UNQUOTED(GLIB_LOCALE_DIR,"$GLIB_LOCALE_DIR")
214 dnl Initialize libtool
218 if test "x$GCC" = "xyes"; then
220 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
221 *) CFLAGS="$CFLAGS -Wall" ;;
224 if test "x$enable_ansi" = "xyes"; then
226 *[[\ \ ]]-ansi[[\ \ ]]*) ;;
227 *) CFLAGS="$CFLAGS -ansi" ;;
231 *[[\ \ ]]-pedantic[[\ \ ]]*) ;;
232 *) CFLAGS="$CFLAGS -pedantic" ;;
237 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
238 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
241 AC_TRY_RUN([#include <math.h>
242 int main (void) { return (log(1) != log(1.)); }],
243 AC_MSG_RESULT(none needed),
244 glib_save_CFLAGS=$CFLAGS
245 CFLAGS="$CFLAGS -std1"
246 AC_TRY_RUN([#include <math.h>
247 int main (void) { return (log(1) != log(1.)); }],
248 AC_MSG_RESULT(-std1),
250 CFLAGS=$glib_save_CFLAGS
252 [No ANSI prototypes found in library. (-std1 didn't work.)])
257 dnl NeXTStep cc seems to need this
258 AC_MSG_CHECKING([for extra flags for POSIX compliance])
259 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
260 AC_MSG_RESULT(none needed),
261 glib_save_CFLAGS=$CFLAGS
262 CFLAGS="$CFLAGS -posix"
263 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
264 AC_MSG_RESULT(-posix),
266 CFLAGS=$glib_save_CFLAGS
267 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
269 # Checks for header files.
272 # Checks for library functions.
277 AC_CHECK_FUNCS(atexit on_exit)
279 AC_CHECK_SIZEOF(char)
280 AC_CHECK_SIZEOF(short)
281 AC_CHECK_SIZEOF(long)
283 AC_CHECK_SIZEOF(void *)
284 AC_CHECK_SIZEOF(long long)
286 if test x$ac_cv_sizeof_long_long = x8; then
287 # long long is a 64 bit integer.
288 AC_MSG_CHECKING(for format to printf and scanf a gint64)
289 AC_CACHE_VAL(glib_cv_long_long_format,[
290 for format in ll q I64; do
291 AC_TRY_RUN([#include <stdio.h>
294 long long b, a = -0x3AFAFAFAFAFAFAFALL;
296 sprintf (buffer, "%${format}u", a);
297 sscanf (buffer, "%${format}u", &b);
301 glib_cv_long_long_format=${format}
304 if test -n "$glib_cv_long_long_format"; then
305 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
311 dnl long doubles were not used, and a portability problem
315 dnl ok, here we try to check whether the systems prototypes for
316 dnl malloc and friends actually match the prototypes provided
317 dnl by gmem.h (keep in sync). i currently only know how to check
318 dnl this reliably with gcc (-Werror), improvements for other
319 dnl compilers are apprechiated.
320 SANE_MALLOC_PROTOS=no
321 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
322 glib_save_CFLAGS=$CFLAGS
323 if test "x$GCC" = "xyes"; then
324 CFLAGS="$CFLAGS -Werror"
325 AC_TRY_COMPILE([#include <stdlib.h>], [
326 void* (*my_calloc_p) (size_t, size_t) = calloc;
327 void* (*my_malloc_p) (size_t) = malloc;
328 void (*my_free_p) (void*) = free;
329 void* (*my_realloc_p) (void*, size_t) = realloc;
335 AC_DEFINE(SANE_MALLOC_PROTOS)
336 SANE_MALLOC_PROTOS=yes)
338 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
339 CFLAGS=$glib_save_CFLAGS
342 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
343 dnl truely know which ones of `inline', `__inline' and `__inline__' are
344 dnl actually supported.
345 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
347 __inline int foo () { return 0; }
348 int main () { return foo (); }
350 glib_cv_has__inline=yes
352 glib_cv_has__inline=no
355 case x$glib_cv_has__inline in
356 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
358 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
360 __inline__ int foo () { return 0; }
361 int main () { return foo (); }
363 glib_cv_has__inline__=yes
365 glib_cv_has__inline__=no
368 case x$glib_cv_has__inline__ in
369 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
371 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
373 inline int foo () { return 0; }
374 int main () { return foo (); }
376 glib_cv_hasinline=yes
381 case x$glib_cv_hasinline in
382 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
385 # check for bytesex stuff
388 # check for header files
389 AC_CHECK_HEADERS([float.h limits.h pwd.h sys/param.h sys/poll.h sys/select.h])
390 AC_CHECK_HEADERS([sys/time.h sys/times.h unistd.h values.h stdint.h sched.h])
392 AC_MSG_CHECKING(whether make is GNU Make)
395 if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then
396 STRIP_BEGIN='$(strip $(STRIP_DUMMY)'
403 AC_SUBST(STRIP_DUMMY)
404 AC_SUBST(STRIP_BEGIN)
407 # check additional type sizes
414 if test "x$ac_cv_header_stdint_h" = "xyes"; then
415 size_includes=["$size_includes
419 if test "x$ac_cv_header_unistd_h" = "xyes"; then
420 size_includes=["$size_includes
424 GLIB_SIZEOF([$size_includes], size_t, size_t)
425 GLIB_SIZEOF([$size_includes], ptrdiff_t, ptrdiff_t)
426 GLIB_SIZEOF([$size_includes], intmax_t, intmax_t)
428 # Check for some functions
429 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd)
431 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
432 # The check is borrowed from the PERL Configure script.
433 if test "$ac_cv_func_memmove" != "yes"; then
434 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
435 glib_cv_working_bcopy,[AC_TRY_RUN([
437 char buf[128], abc[128], *b;
439 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
440 for (align = 7; align >= 0; align--) {
441 for (len = 36; len; len--) {
442 b = buf+align; bcopy(abc, b, len);
443 for (off = 1; off <= len; off++) {
444 bcopy(b, b+off, len); bcopy(b+off, b, len);
445 if (bcmp(b, abc, len)) return(1);
450 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
451 if test "$glib_cv_working_bcopy" = "yes"; then
452 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
456 # Check for sys_errlist
457 AC_MSG_CHECKING(for sys_errlist)
459 extern char *sys_errlist[];
461 sys_errlist[sys_nerr-1][0] = 0;
462 ], glib_ok=yes, glib_ok=no)
463 AC_MSG_RESULT($glib_ok)
464 if test $glib_ok = no; then
465 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
468 # Check for sys_siglist
469 AC_MSG_CHECKING(for sys_siglist)
471 extern char *sys_siglist[];
472 exit (sys_siglist[0]);
473 ], glib_ok=yes, glib_ok=no)
474 AC_MSG_RESULT($glib_ok)
475 if test $glib_ok = no; then
476 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
479 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
480 AC_MSG_CHECKING(for sys_siglist declaration)
481 AC_TRY_COMPILE([#include <signal.h>], [
482 strlen (sys_siglist[0]);
483 ], glib_ok=yes, glib_ok=no)
484 AC_MSG_RESULT($glib_ok)
485 if test $glib_ok = no; then
486 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
489 # Check if <sys/select.h> needs to be included for fd_set
490 AC_MSG_CHECKING([for fd_set])
491 AC_TRY_COMPILE([#include <sys/types.h>],
492 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
493 if test $gtk_ok = yes; then
494 AC_MSG_RESULT([yes, found in sys/types.h])
496 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
497 if test $gtk_ok = yes; then
498 # *** FIXME: give it a different name
499 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
500 AC_MSG_RESULT([yes, found in sys/select.h])
502 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
507 dnl *** check for sane realloc() ***
508 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
512 return realloc (0, sizeof (int)) == 0;
514 [glib_cv_sane_realloc=yes],
515 [glib_cv_sane_realloc=no],
518 if test x$glib_cv_sane_realloc = xyes; then
519 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
522 dnl Check for nl_langinfo and CODESET
524 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
525 AC_TRY_COMPILE([#include <langinfo.h>],
526 [char *codeset = nl_langinfo (CODESET);],
527 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
530 AC_MSG_RESULT($have_codeset)
533 dnl ****************************************
534 dnl *** strlcpy/strlcat ***
535 dnl ****************************************
537 AC_MSG_CHECKING(for strlcpy/strlcat)
538 AC_TRY_LINK([#include <stdlib.h>
539 #include <string.h>], [
540 char *p = malloc(10);
541 (void) strlcpy(p, "hi", 10);
542 (void) strlcat(p, "bye", 10);
543 ], glib_ok=yes, glib_ok=no)
544 AC_MSG_RESULT($glib_ok)
545 if test $glib_ok = yes; then
546 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
550 dnl **********************
551 dnl *** va_copy checks ***
552 dnl **********************
553 dnl we currently check for all three va_copy possibilities, so we get
554 dnl all results in config.log for bug reports.
555 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
558 void f (int i, ...) {
559 va_list args1, args2;
561 va_copy (args2, args1);
562 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
564 va_end (args1); va_end (args2);
570 [glib_cv_va_copy=yes],
571 [glib_cv_va_copy=no],
574 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
577 void f (int i, ...) {
578 va_list args1, args2;
580 __va_copy (args2, args1);
581 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
583 va_end (args1); va_end (args2);
589 [glib_cv___va_copy=yes],
590 [glib_cv___va_copy=no],
594 if test "x$glib_cv_va_copy" = "xyes"; then
595 g_va_copy_func=va_copy
596 else if test "x$glib_cv___va_copy" = "xyes"; then
597 g_va_copy_func=__va_copy
601 if test -n "$g_va_copy_func"; then
602 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
605 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
608 void f (int i, ...) {
609 va_list args1, args2;
612 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
614 va_end (args1); va_end (args2);
620 [glib_cv_va_val_copy=yes],
621 [glib_cv_va_val_copy=no],
625 if test "x$glib_cv_va_val_copy" = "xno"; then
626 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
629 dnl ***********************
630 dnl *** g_module checks ***
631 dnl ***********************
634 G_MODULE_PLUGIN_LIBS=
636 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
637 G_MODULE_NEED_USCORE=0
638 G_MODULE_BROKEN_RTLD_GLOBAL=0
639 G_MODULE_HAVE_DLERROR=0
640 dnl *** force native WIN32 shared lib loader
641 if test -z "$G_MODULE_IMPL"; then
643 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
646 dnl *** dlopen() and dlsym() in system libraries
647 if test -z "$G_MODULE_IMPL"; then
648 AC_CHECK_FUNC(dlopen,
649 [AC_CHECK_FUNC(dlsym,
650 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
653 dnl *** load_image (BeOS)
654 if test -z "$G_MODULE_IMPL" -a "x$glib_native_beos" = "xyes"; then
655 AC_CHECK_LIB(root, load_image,
656 [G_MODULE_LIBS="-lbe -lroot -lglib"
657 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
658 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
659 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
662 dnl *** dlopen() and dlsym() in libdl
663 if test -z "$G_MODULE_IMPL"; then
664 AC_CHECK_LIB(dl, dlopen,
665 [AC_CHECK_LIB(dl, dlsym,
667 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
670 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
671 if test -z "$G_MODULE_IMPL"; then
672 AC_CHECK_FUNC(NSLinkModule,
673 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
674 G_MODULE_NEED_USCORE=1],
677 dnl *** shl_load() in libdld (HP-UX)
678 if test -z "$G_MODULE_IMPL"; then
679 AC_MSG_CHECKING(how to export all symbols)
680 SAVED_LDFLAGS=$LDFLAGS
681 LDFLAGS="$LDFLAGS -Wl,-E"
682 AC_TRY_LINK(,[ return 0; ],
683 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
684 LDFLAGS="$SAVED_LDFLAGS -bexpall"
685 AC_TRY_LINK(,[ return 0; ],
686 [G_MODULE_LDFLAGS="-bexpall"],
687 [G_MODULE_LDFLAGS="none"])
689 LDFLAGS=$SAVED_LDFLAGS
690 AC_MSG_RESULT($G_MODULE_LDFLAGS)
691 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
694 AC_CHECK_LIB(dld, shl_load,
696 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
699 dnl *** additional checks for G_MODULE_IMPL_DL
700 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
703 G_MODULE_LDFLAGS='-rdynamic'
707 LDFLAGS_orig="$LDFLAGS"
708 LIBS="$LIBS $G_MODULE_LIBS"
709 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
710 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
711 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
712 glib_cv_rtldglobal_broken,[
716 #define RTLD_GLOBAL 0
723 void *handle, *global, *local;
724 global = &pthread_create;
725 handle = dlopen ("libpthread.so", RTLD_GLOBAL | RTLD_LAZY);
726 if (!handle) return 0;
727 local = dlsym (handle, "pthread_create");
728 return global == local;
730 [glib_cv_rtldglobal_broken=no],
731 [glib_cv_rtldglobal_broken=yes],
733 rm -f plugin.c plugin.o plugin.lo
735 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
736 G_MODULE_BROKEN_RTLD_GLOBAL=1
738 G_MODULE_BROKEN_RTLD_GLOBAL=0
740 dnl *** check whether we need preceeding underscores
741 AC_CACHE_CHECK([for preceeding underscore in symbols],
745 int glib_underscore_test (void) { return 42; }
747 void *f1 = (void*)0, *f2 = (void*)0, *handle;
748 handle = dlopen ((void*)0, 0);
750 f1 = dlsym (handle, "glib_underscore_test");
751 f2 = dlsym (handle, "_glib_underscore_test");
752 } return (!f2 || f1);
754 [glib_cv_uscore=yes],
757 rm -f plugin.c plugin.$ac_objext plugin.lo
759 if test "x$glib_cv_uscore" = "xyes"; then
760 G_MODULE_NEED_USCORE=1
762 G_MODULE_NEED_USCORE=0
765 LDFLAGS="$LDFLAGS_orig"
766 dnl *** check for having dlerror()
767 AC_CHECK_FUNC(dlerror,
768 [G_MODULE_HAVE_DLERROR=1],
769 [G_MODULE_HAVE_DLERROR=0])
772 dnl *** done, have we got an implementation?
773 if test -z "$G_MODULE_IMPL"; then
777 AC_MSG_CHECKING(for the suffix of shared libraries)
779 hpux9* | hpux10* | hpux11*) # taken from ltconfig
780 glib_gmodule_suffix='sl'
783 glib_gmodule_suffix='dll'
786 glib_gmodule_suffix='so'
789 AC_MSG_RESULT(.$glib_gmodule_suffix)
791 AC_SUBST(G_MODULE_IMPL)
792 AC_SUBST(G_MODULE_LIBS)
793 AC_SUBST(G_MODULE_LIBS_EXTRA)
794 AC_SUBST(G_MODULE_PLUGIN_LIBS)
795 AC_SUBST(G_MODULE_LDFLAGS)
796 AC_SUBST(G_MODULE_HAVE_DLERROR)
797 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
798 AC_SUBST(G_MODULE_NEED_USCORE)
799 AC_SUBST(GLIB_DEBUG_FLAGS)
801 dnl **********************
802 dnl *** g_spawn checks ***
803 dnl **********************
805 AC_MSG_CHECKING(for gspawn implementation)
808 GSPAWN=gspawn-win32.lo
814 AC_MSG_RESULT($GSPAWN)
817 dnl *************************
818 dnl *** GIOChannel checks ***
819 dnl *************************
821 AC_MSG_CHECKING(for GIOChannel implementation)
833 dnl ****************************************
834 dnl *** platform dependent source checks ***
835 dnl ****************************************
837 AC_MSG_CHECKING(for platform-dependent source)
839 *-*-cygwin*|*-*-mingw*)
840 PLATFORMDEP=gwin32.lo
846 AC_MSG_RESULT($PLATFORMDEP)
847 AC_SUBST(PLATFORMDEP)
849 AC_MSG_CHECKING([whether to compile timeloop])
851 *-*-cygwin*|*-*-mingw*)
858 AC_MSG_RESULT($enable_timeloop)
859 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
861 AC_MSG_CHECKING([if building for some Win32 platform])
863 *-*-mingw*|*-*-cygwin*)
870 AC_MSG_RESULT($platform_win32)
871 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
873 AC_MSG_CHECKING([if building for pure Win32])
882 AC_MSG_RESULT($os_win32)
883 AM_CONDITIONAL(OS_WIN32, test x$os_win32 = xyes)
885 dnl ***********************
886 dnl *** g_thread checks ***
887 dnl ***********************
889 AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris] specify a thread implementation to use],
890 if test "x$with_threads" = x; then
893 want_threads=$with_threads
896 if test "x$enable_threads" = "xno"; then
899 if test "x$want_threads" = "xnone"; then
903 dnl error and warning message
904 dnl *************************
906 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
907 computer. GLib will not have a default thread implementation."
909 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
910 platform (normally it's "_REENTRANT"). I'll not use any flag on
911 compilation now, but then your programs might not work.
912 Please provide information on how it is done on your system."
914 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
917 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
918 provide information on your thread implementation.
919 You can also run 'configure --disable-threads'
920 to compile without thread support."
922 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
923 functions will not be MT-safe during their first call because
924 there is no working 'getpwuid_r' on your system."
926 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
927 because there is no 'localtime_r' on your system."
929 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
930 crude surrogate will be used. If you happen to know a
931 yield function for your system, please inform the GLib
934 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
935 threads on your system. Thus threads can only have the default
936 priority. If you happen to know these main/max
937 priorities, please inform the GLib developers."
940 dnl determination of thread implementation
941 dnl ***************************************
944 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
947 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
951 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
952 || test "x$want_threads" = xdce; then
953 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
954 # -U_OSF_SOURCE is for Digital UNIX 4.0d
955 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
956 glib_save_CPPFLAGS="$CPPFLAGS"
957 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
958 if test "x$have_threads" = xnone; then
959 AC_TRY_COMPILE([#include <pthread.h>],
960 [pthread_attr_t attr; pthread_attr_init(&attr);],
963 if test "x$have_threads" = xnone; then
964 AC_TRY_COMPILE([#include <pthread.h>],
965 [pthread_attr_t attr; pthread_attr_create(&attr);],
968 CPPFLAGS="$glib_save_CPPFLAGS"
971 AC_MSG_CHECKING(for thread implementation)
973 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
974 AC_MSG_RESULT(none available)
975 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
977 AC_MSG_RESULT($have_threads)
981 dnl determination of G_THREAD_CFLAGS
982 dnl ********************************
988 if test x"$have_threads" != xnone; then
990 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess
994 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
995 if test x"$GCC" = xyes; then
996 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
1000 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
1002 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
1005 *-sysv5uw7*) # UnixWare 7
1006 if test "$GCC" != "yes"; then
1007 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -Kthread"
1009 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -pthread"
1013 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_POSIX4A_DRAFT10_SOURCE"
1016 # if we are not finding the localtime_r function, then we probably are
1017 # not using the proper multithread flag
1019 glib_save_CPPFLAGS="$CPPFLAGS"
1020 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1022 # First we test, whether localtime_r is declared in time.h
1023 # directly. Then we test whether a macro localtime_r exists, in
1024 # which case localtime_r in the test program is replaced and thus
1025 # if we still find localtime_r in the output, it is not defined as
1028 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1029 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1031 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1033 CPPFLAGS="$glib_save_CPPFLAGS"
1035 AC_MSG_CHECKING(thread related cflags)
1036 AC_MSG_RESULT($G_THREAD_CFLAGS)
1037 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
1040 dnl determination of G_THREAD_LIBS
1041 dnl ******************************
1043 mutex_has_default=no
1044 case $have_threads in
1046 glib_save_CPPFLAGS="$CPPFLAGS"
1047 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1049 glib_save_LIBS="$LIBS"
1051 *-sysv5uw7*) # UnixWare 7
1052 if test "$GCC" != "yes"; then
1053 G_THREAD_LIBS="-Kthread"
1055 G_THREAD_LIBS="-pthread"
1059 for thread_lib in "" pthread pthread32 pthreads c_r thread dce; do
1060 if test x"$thread_lib" = x; then
1064 add_thread_lib="-l$thread_lib"
1065 IN=" in -l$thread_lib"
1067 if test x"$have_threads" = xposix; then
1070 defattr=pthread_attr_default
1073 LIBS="$glib_save_LIBS $add_thread_lib"
1075 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1076 AC_TRY_RUN([#include <pthread.h>
1078 void* func(void* data) {check_me = 42;}
1082 pthread_create (&t, $defattr, func, 0);
1083 pthread_join (t, &ret);
1084 exit (check_me != 42);
1087 G_THREAD_LIBS="$add_thread_lib"
1089 [AC_MSG_RESULT(no)])
1091 if test "x$G_THREAD_LIBS" = xerror; then
1092 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1094 for thread_lib in "" rt rte; do
1095 if test x"$thread_lib" = x; then
1099 add_thread_lib="-l$thread_lib"
1100 IN=" in -l$thread_lib"
1102 LIBS="$glib_save_LIBS $add_thread_lib"
1104 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1105 AC_TRY_RUN([#include <sched.h>
1109 return sched_get_priority_min(SCHED_OTHER)==-1
1113 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1114 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1115 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1117 [AC_MSG_RESULT(no)])
1119 LIBS="$glib_save_LIBS"
1122 mutex_has_default=yes
1123 mutex_default_type='pthread_mutex_t'
1124 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1125 mutex_header_file='pthread.h'
1126 if test "x$have_threads" = "xposix"; then
1127 g_threads_impl="POSIX"
1129 g_threads_impl="DCE"
1130 have_threads="posix"
1132 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1133 CPPFLAGS="$glib_save_CPPFLAGS"
1137 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
1138 mutex_has_default=yes
1139 mutex_default_type='mutex_t'
1140 mutex_default_init="DEFAULTMUTEX"
1141 mutex_header_file='thread.h'
1142 g_threads_impl="SOLARIS"
1145 g_threads_impl="NONE"
1148 g_threads_impl="NONE"
1153 if test "x$G_THREAD_LIBS" = xerror; then
1154 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1159 G_THREAD_LIBS="-lbe -lroot -lglib "
1160 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1166 AC_MSG_CHECKING(thread related libraries)
1167 AC_MSG_RESULT($G_THREAD_LIBS)
1169 dnl check for mt safe function variants and some posix functions
1170 dnl ************************************************************
1172 if test x"$have_threads" != xnone; then
1173 glib_save_LIBS="$LIBS"
1174 # we are not doing the following for now, as this might require glib
1175 # to always be linked with the thread libs on some platforms.
1176 # LIBS="$LIBS $G_THREAD_LIBS"
1177 AC_CHECK_FUNCS(localtime_r)
1178 if test "$ac_cv_header_pwd_h" = "yes"; then
1179 AC_CACHE_CHECK([for posix getpwuid_r],
1180 ac_cv_func_posix_getpwuid_r,
1181 [AC_TRY_RUN([#include <errno.h>
1183 int main () { char buffer[10000];
1184 struct passwd pwd, *pwptr = &pwd;
1187 error = getpwuid_r (0, &pwd, buffer,
1188 sizeof (buffer), &pwptr);
1189 return (error < 0 && errno == ENOSYS)
1190 || error == ENOSYS; }],
1191 [ac_cv_func_posix_getpwuid_r=yes],
1192 [ac_cv_func_posix_getpwuid_r=no])])
1193 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1194 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1195 [Have POSIX function getpwuid_r])
1197 AC_CACHE_CHECK([for nonposix getpwuid_r],
1198 ac_cv_func_nonposix_getpwuid_r,
1199 [AC_TRY_LINK([#include <pwd.h>],
1200 [char buffer[10000];
1202 getpwuid_r (0, &pwd, buffer,
1204 [ac_cv_func_nonposix_getpwuid_r=yes],
1205 [ac_cv_func_nonposix_getpwuid_r=no])])
1206 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1207 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1208 [Have non-POSIX function getpwuid_r])
1212 LIBS="$LIBS $G_THREAD_LIBS"
1213 if test x"$have_threads" = xposix; then
1214 glib_save_CPPFLAGS="$CPPFLAGS"
1215 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1216 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1217 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1218 # This is not AC_CHECK_FUNC to also work with function
1219 # name mangling in header files.
1220 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1221 AC_TRY_LINK([#include <pthread.h>],
1222 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1224 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1225 [Have function pthread_attr_setstacksize])],
1226 [AC_MSG_RESULT(no)])
1227 AC_MSG_CHECKING(for minimal/maximal thread priority)
1228 if test x"$posix_priority_min" = xnone; then
1229 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1231 posix_priority_min=PX_PRIO_MIN
1232 posix_priority_max=PX_PRIO_MAX])
1234 if test x"$posix_priority_min" = xnone; then
1235 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1237 posix_priority_min=PRI_OTHER_MIN
1238 posix_priority_max=PRI_OTHER_MAX])
1240 if test x"$posix_priority_min" = x; then
1241 AC_MSG_RESULT(none found)
1242 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1243 posix_priority_min=-1
1244 posix_priority_max=-1
1246 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1247 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1248 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])
1250 posix_yield_func=none
1251 AC_MSG_CHECKING(for posix yield function)
1252 for yield_func in sched_yield pthread_yield_np pthread_yield \
1254 AC_TRY_LINK([#include <pthread.h>],
1256 [posix_yield_func="$yield_func"
1259 if test x"$posix_yield_func" = xnone; then
1260 AC_MSG_RESULT(none found)
1261 AC_MSG_WARN($POSIX_NO_YIELD)
1262 posix_yield_func="g_usleep(1000)"
1264 AC_MSG_RESULT($posix_yield_func)
1265 posix_yield_func="$posix_yield_func()"
1267 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1268 CPPFLAGS="$glib_save_CPPFLAGS"
1270 AC_MSG_CHECKING(whether to use the PID niceness surrogate for thread priorities)
1271 AC_TRY_RUN([#include <pthread.h>
1272 #include <sys/types.h>
1274 pid_t other_pid = 0;
1276 void* func(void* data) {other_pid = getpid();}
1280 pthread_create (&t, $defattr, func, NULL);
1281 pthread_join (t, &ret);
1282 exit (getpid()==other_pid ||
1283 $posix_priority_min != $posix_priority_max);
1285 [AC_MSG_RESULT(yes),
1286 AC_DEFINE(G_THREAD_USE_PID_SURROGATE, 1, [whether to use the PID niceness surrogate for thread priorities])
1288 [AC_MSG_RESULT(no)])
1289 else # solaris threads
1290 GLIB_SIZEOF([#include <thread.h>], thread_t, system_thread)
1293 LIBS="$glib_save_LIBS"
1295 # now spit out all the warnings.
1296 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1297 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1298 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1300 if test "$ac_cv_func_localtime_r" != "yes"; then
1301 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1304 # If no thread implementation exists, we will provide enough
1305 # space for a pointer
1306 GLIB_SIZEOF(, void*, system_thread)
1309 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1310 [Source file containing theread implementation])
1311 AC_SUBST(G_THREAD_CFLAGS)
1312 AC_SUBST(G_THREAD_LIBS)
1313 AC_SUBST(G_THREAD_LIBS_EXTRA)
1315 dnl **********************************************
1316 dnl *** GDefaultMutex setup and initialization ***
1317 dnl **********************************************
1319 dnl if mutex_has_default = yes, we also got
1320 dnl mutex_default_type, mutex_default_init and mutex_header_file
1321 GLIB_IF_VAR_EQ(mutex_has_default, yes,
1322 glib_save_CPPFLAGS="$CPPFLAGS"
1323 glib_save_LIBS="$LIBS"
1324 LIBS="$LIBS $G_THREAD_LIBS"
1325 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1326 GLIB_SIZEOF([#include <$mutex_header_file>],
1327 $mutex_default_type,
1330 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1331 $mutex_default_type,
1333 $glib_cv_sizeof_gmutex,
1334 $mutex_default_init)
1335 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1336 mutex_has_default=no
1338 CPPFLAGS="$glib_save_CPPFLAGS"
1339 LIBS="$glib_save_LIBS"
1344 dnl ****************************************
1345 dnl *** GLib POLL* compatibility defines ***
1346 dnl ****************************************
1348 [#include <sys/types.h>
1349 #include <sys/poll.h>],
1350 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
1351 glibconfig-sysdefs.h,
1354 dnl **********************
1355 dnl *** Win32 API libs ***
1356 dnl **********************
1360 G_LIBS_EXTRA="-luser32 -lwsock32 -lkernel32"
1363 G_LIBS_EXTRA="-lwsock32"
1369 AC_SUBST(G_LIBS_EXTRA)
1371 dnl ***********************
1372 dnl *** Tests for iconv ***
1373 dnl ***********************
1375 AC_ARG_WITH(libiconv, [ --with-libiconv Use the libiconv library ],,with_libiconv=maybe)
1379 if test "x$with_libiconv" != "xyes" ; then
1381 # Check in the C library
1383 AC_CHECK_FUNC(iconv_open, with_libiconv=no; found_iconv=yes)
1386 if test "x$with_libiconv" != "xno" ; then
1388 # Check for libiconv
1390 AC_CHECK_LIB(iconv, libiconv_open, with_libiconv=yes; found_iconv=yes)
1393 if test "x$found_iconv" = "xno" ; then
1394 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
1397 if test "x$with_libiconv" = "xyes" ; then
1398 ICONV_LIBS="-liconv"
1399 AC_DEFINE(USE_LIBICONV)
1401 AC_SUBST(ICONV_LIBS)
1403 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
1404 dnl since we need it for g_iconv()
1406 AC_MSG_CHECKING([for EILSEQ])
1412 ], have_eilseq=yes, have_eilseq=no);
1413 AC_MSG_RESULT($have_eilseq)
1415 dnl **************************
1416 dnl *** Checks for gtk-doc ***
1417 dnl **************************
1419 AC_ARG_WITH(html-dir, [ --with-html-dir=PATH path to installed docs ])
1421 if test "x$with_html_dir" = "x" ; then
1422 HTML_DIR='${datadir}/gtk-doc/html'
1424 HTML_DIR=$with_html_dir
1429 AC_CHECK_PROG(GTKDOC, gtkdoc-mkdb, true, false)
1431 gtk_doc_min_version=0.6
1433 gtk_doc_version=`gtkdoc-mkdb --version`
1434 AC_MSG_CHECKING([gtk-doc version ($gtk_doc_version) >= $gtk_doc_min_version])
1435 if perl <<EOF ; then
1436 exit (("$gtk_doc_version" =~ /^[[0-9]]+\.[[0-9]]+$/) &&
1437 ("$gtk_doc_version" >= "$gtk_doc_min_version") ? 0 : 1);
1446 AM_CONDITIONAL(HAVE_GTK_DOC, $GTKDOC)
1447 AC_SUBST(HAVE_GTK_DOC)
1449 AC_CHECK_PROG(DB2HTML, db2html, true, false)
1450 AM_CONDITIONAL(HAVE_DOCBOOK, $DB2HTML)
1452 dnl Let people disable the gtk-doc stuff.
1453 AC_ARG_ENABLE(gtk-doc, [ --enable-gtk-doc Use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto)
1455 if test x$enable_gtk_doc = xauto ; then
1456 if test x$GTKDOC = xtrue ; then
1463 dnl NOTE: We need to use a separate automake conditional for this
1464 dnl to make this work with the tarballs.
1465 AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes)
1467 dnl ******************************
1468 dnl *** output the whole stuff ***
1469 dnl ******************************
1471 AC_OUTPUT_COMMANDS([
1473 ## Generate `glibconfig.h' in two cases
1474 ## 1. `config.status' is run either explicitly, or via configure.
1475 ## Esp. not when it is run in `Makefile' to generate makefiles and
1477 ## 2. CONFIG_OTHER is set explicitly
1479 ## Case 1 is difficult. We know that `automake' sets one of
1480 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
1481 ## only when AM_CONFIG_HEADER is set, however.
1483 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
1484 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
1485 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
1487 case "$CONFIG_OTHER" in
1489 echo creating glibconfig.h
1490 outfile=glibconfig.h-tmp
1491 cat > $outfile <<\_______EOF
1494 * This is a generated file. Please modify 'configure.in'
1497 #ifndef __G_LIBCONFIG_H__
1498 #define __G_LIBCONFIG_H__
1500 #include <gmacros.h>
1504 if test x$glib_limits_h = xyes; then
1505 echo '#include <limits.h>' >> $outfile
1507 if test x$glib_float_h = xyes; then
1508 echo '#include <float.h>' >> $outfile
1510 if test x$glib_values_h = xyes; then
1511 echo '#include <values.h>' >> $outfile
1513 if test "$glib_header_alloca_h" = "yes"; then
1514 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
1516 if test x$glib_sys_poll_h = xyes; then
1517 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
1520 cat >> $outfile <<_______EOF
1524 #define G_MINFLOAT $glib_mf
1525 #define G_MAXFLOAT $glib_Mf
1526 #define G_MINDOUBLE $glib_md
1527 #define G_MAXDOUBLE $glib_Md
1528 #define G_MINSHORT $glib_ms
1529 #define G_MAXSHORT $glib_Ms
1530 #define G_MAXUSHORT $glib_Mus
1531 #define G_MININT $glib_mi
1532 #define G_MAXINT $glib_Mi
1533 #define G_MAXUINT $glib_Mui
1534 #define G_MINLONG $glib_ml
1535 #define G_MAXLONG $glib_Ml
1536 #define G_MAXULONG $glib_Mul
1541 ### this should always be true in a modern C/C++ compiler
1542 cat >>$outfile <<_______EOF
1543 typedef signed char gint8;
1544 typedef unsigned char guint8;
1548 if test -n "$gint16"; then
1549 cat >>$outfile <<_______EOF
1550 typedef signed $gint16 gint16;
1551 typedef unsigned $gint16 guint16;
1552 #define G_GINT16_FORMAT $gint16_format
1553 #define G_GUINT16_FORMAT $guint16_format
1558 if test -n "$gint32"; then
1559 cat >>$outfile <<_______EOF
1560 typedef signed $gint32 gint32;
1561 typedef unsigned $gint32 guint32;
1562 #define G_GINT32_FORMAT $gint32_format
1563 #define G_GUINT32_FORMAT $guint32_format
1568 if test -n "$gint64"; then
1569 cat >>$outfile <<_______EOF
1570 #define G_HAVE_GINT64 1
1572 ${glib_extension}typedef signed $gint64 gint64;
1573 ${glib_extension}typedef unsigned $gint64 guint64;
1575 #define G_GINT64_CONSTANT(val) $gint64_constant
1577 if test -n "$gint64_format"; then
1578 cat >>$outfile <<_______EOF
1579 #define G_GINT64_FORMAT $gint64_format
1580 #define G_GUINT64_FORMAT $guint64_format
1585 cat >>$outfile <<_______EOF
1587 #define GLIB_SIZEOF_VOID_P $glib_void_p
1588 #define GLIB_SIZEOF_LONG $glib_long
1592 case x$glib_size_t in
1593 x2) echo "typedef gint16 gssize;" >> $outfile
1594 echo "typedef guint16 gsize;" >> $outfile
1596 x4) echo "typedef gint32 gssize;" >> $outfile
1597 echo "typedef guint32 gsize;" >> $outfile
1599 x8) echo "typedef gint64 gssize;" >> $outfile
1600 echo "typedef guint64 gsize;" >> $outfile
1602 *) echo "#error size of size_t is unknown" >> $outfile
1606 if test -z "$glib_unknown_void_p"; then
1607 cat >>$outfile <<_______EOF
1609 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
1610 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
1612 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
1613 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
1616 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
1621 cat >>$outfile <<_______EOF
1630 #define G_HAVE_INLINE 1
1631 #else /* !__cplusplus */
1633 #endif /* !__cplusplus */
1637 if test x$g_have_eilseq = xno; then
1638 cat >>$outfile <<_______EOF
1640 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
1641 * The correspondence between this and the corresponding definition
1642 * in libiconv is essential.
1644 # define EILSEQ ENOENT
1651 if test x$g_mutex_has_default = xyes; then
1652 cat >>$outfile <<_______EOF
1653 $g_enable_threads_def G_THREADS_ENABLED
1654 #define G_THREADS_IMPL_$g_threads_impl_def
1655 typedef struct _GStaticMutex GStaticMutex;
1656 struct _GStaticMutex
1658 struct _GMutex *runtime_mutex;
1660 char pad[$g_mutex_sizeof];
1661 double dummy_double;
1662 void *dummy_pointer;
1666 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
1667 #define g_static_mutex_get_mutex(mutex) \
1668 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->static_mutex)) : \
1669 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1672 cat >>$outfile <<_______EOF
1673 $g_enable_threads_def G_THREADS_ENABLED
1674 #define G_THREADS_IMPL_$g_threads_impl_def
1675 typedef struct _GMutex* GStaticMutex;
1676 #define G_STATIC_MUTEX_INIT NULL
1677 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1681 cat >>$outfile <<_______EOF
1682 /* This represents a system thread as used by the implementation. An
1683 * alien implementaion, as loaded by g_thread_init can only count on
1684 * "sizeof (gpointer)" bytes to store their info. We however need more
1685 * for some of our native implementations. */
1686 typedef union _GSystemThread GSystemThread;
1687 union _GSystemThread
1689 char data[$g_system_thread_sizeof];
1690 double dummy_double;
1691 void *dummy_pointer;
1698 if test -n "$gint64"; then
1699 g_bit_sizes="$g_bit_sizes 64"
1701 for bits in $g_bit_sizes; do
1702 cat >>$outfile <<_______EOF
1703 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1704 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1705 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1706 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1710 cat >>$outfile <<_______EOF
1711 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1712 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1713 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1714 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1715 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1716 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1717 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1718 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1719 #define G_BYTE_ORDER $g_byte_order
1723 if test -r glibconfig-sysdefs.h; then
1724 cat glibconfig-sysdefs.h >>$outfile
1727 cat >>$outfile <<_______EOF
1729 #define G_MODULE_SUFFIX "$g_module_suffix"
1733 #endif /* GLIBCONFIG_H */
1737 if cmp -s $outfile glibconfig.h; then
1738 echo glibconfig.h is unchanged
1741 mv $outfile glibconfig.h
1746 # Note that if two cases are the same, case goes with the first one.
1747 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1748 # on variable expansion in case labels. Look at the generated config.status
1751 glib_header_alloca_h="$ac_cv_header_alloca_h"
1754 x$ac_cv_header_float_h)
1756 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1757 glib_md=DBL_MIN glib_Md=DBL_MAX
1759 x$ac_cv_header_values_h)
1761 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1762 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1767 x$ac_cv_header_limits_h)
1769 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
1770 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
1771 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
1773 x$ac_cv_header_values_h)
1775 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
1776 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
1777 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
1781 if test x$ac_cv_header_sys_poll_h = xyes ; then
1786 $ac_cv_sizeof_short)
1788 gint16_format='"hi"'
1789 guint16_format='"hu"'
1794 guint16_format='"u"'
1798 $ac_cv_sizeof_short)
1800 gint32_format='"hi"'
1801 guint32_format='"hu"'
1806 guint32_format='"u"'
1810 gint32_format='"li"'
1811 guint32_format='"lu"'
1818 guint64_format='"u"'
1820 gint64_constant='(val)'
1824 gint64_format='"li"'
1825 guint64_format='"lu"'
1827 gint64_constant='(val##L)'
1829 $ac_cv_sizeof_long_long)
1831 if test -n "$glib_cv_long_long_format"; then
1832 gint64_format='"'$glib_cv_long_long_format'i"'
1833 guint64_format='"'$glib_cv_long_long_format'u"'
1835 glib_extension='G_GNUC_EXTENSION '
1836 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1839 glib_size_t=$glib_cv_sizeof_size_t
1840 glib_void_p=$ac_cv_sizeof_long
1841 glib_long=$ac_cv_sizeof_void_p
1843 gintbits=`expr $ac_cv_sizeof_int \* 8`
1844 glongbits=`expr $ac_cv_sizeof_long \* 8`
1847 case $ac_cv_sizeof_void_p in
1848 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1849 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1850 *) glib_unknown_void_p=yes ;;
1855 x$ac_cv_func_atexit)
1857 #ifdef NeXT /* @#%@! NeXTStep */
1858 # define g_ATEXIT(proc) (!atexit (proc))
1860 # define g_ATEXIT(proc) (atexit (proc))
1863 x$ac_cv_func_on_exit)
1865 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1870 x$ac_cv_func_memmove)
1872 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1874 x$glib_cv_working_bcopy)
1876 /* memmove isn't available, but bcopy can copy overlapping memory regions */
1877 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1881 /* memmove isn't found and bcopy can't copy overlapping memory regions,
1882 * so we have to roll our own copy routine. */
1883 void g_memmove (void* dest, const void * src, unsigned long len);"
1888 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1889 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1890 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1894 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1895 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1899 if test x$glib_cv_va_val_copy = xno; then
1900 glib_vacopy="\$glib_vacopy
1901 #define G_VA_COPY_AS_ARRAY 1"
1904 if test x$glib_cv_hasinline = xyes; then
1905 glib_inline='#define G_HAVE_INLINE 1'
1907 if test x$glib_cv_has__inline = xyes; then
1908 glib_inline="\$glib_inline
1909 #define G_HAVE___INLINE 1"
1911 if test x$glib_cv_has__inline__ = xyes; then
1912 glib_inline="\$glib_inline
1913 #define G_HAVE___INLINE__ 1"
1917 x$ac_cv_c_bigendian)
1918 g_byte_order=G_BIG_ENDIAN
1923 g_byte_order=G_LITTLE_ENDIAN
1929 g_have_eilseq=$have_eilseq
1931 case x$have_threads in
1932 xnone) g_enable_threads_def="#undef";;
1933 *) g_enable_threads_def="#define";;
1936 g_threads_impl_def=$g_threads_impl
1938 g_mutex_has_default="$mutex_has_default"
1939 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1940 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
1941 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1943 g_module_suffix="$glib_gmodule_suffix"
1947 glib_os="#define G_OS_BEOS"
1950 glib_os="#define G_OS_UNIX
1951 #define G_PLATFORM_WIN32
1952 #define G_WITH_CYGWIN"
1955 glib_os="#define G_OS_WIN32
1956 #define G_PLATFORM_WIN32"
1959 glib_os="#define G_OS_UNIX"
1973 build/win32/Makefile
1974 gmodule/gmoduleconf.h
1981 docs/reference/Makefile
1982 docs/reference/glib/Makefile
1983 docs/reference/gobject/Makefile
1985 ],[case "$CONFIG_FILES" in
1986 *glib-config-2.0*)chmod +x glib-config-2.0;;
1989 echo " *** IMPORTANT *** "
1991 echo "This is a development version of GLib. You should be using a stable"
1992 echo "version, which is available at ftp://ftp.gtk.org/pub/gtk/v1.2/. The"
1993 echo "version you just configured is meant for developers of GLib only:"
1995 echo " * You should not base stable software on this version of GLib."
1996 echo " * GNOME developers should use a stable version of GLib."
1998 echo " *** You should be using GLib 1.2 instead. ***"