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=$debug_default)
104 AC_ARG_ENABLE(gc_friendly, [ --enable-gc-friendly turn on garbage collector friendliness [default=no]],,enable_gc_friendly=no)
105 AC_ARG_ENABLE(mem_pools, [ --disable-mem-pools disable all glib memory pools],,disable_mem_pools=no)
106 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
108 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
109 ([=no] will override --with-threads)],,enable_threads=yes)
110 AC_ARG_ENABLE(rebuilds, [ --disable-rebuilds disable all source autogeneration rules],,enable_rebuilds=yes)
112 if test "x$enable_threads" != "xyes"; then
116 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}",
117 [Whether glib was compiled with debugging enabled])
119 AC_MSG_CHECKING(whether to enable garbage collector friendliness)
120 if test "x$enable_gc_friendly" = "xyes"; then
121 AC_DEFINE(ENABLE_GC_FRIENDLY, 1, [Whether to enable GC friendliness])
122 AC_SUBST(ENABLE_GC_FRIENDLY)
128 AC_MSG_CHECKING(whether to disable memory pools)
129 if test "x$disable_mem_pools" = "xno"; then
132 AC_DEFINE(DISABLE_MEM_POOLS, 1, [Whether to disable memory pools])
133 AC_SUBST(DISABLE_MEM_POOLS)
137 dnl Checks for programs.
146 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
147 if test x$PKG_CONFIG = xno ; then
148 AC_MSG_ERROR([*** pkg-config not found. See http://pkgconfig.sourceforge.net])
151 if pkg-config --atleast-pkgconfig-version 0.5 ; then
154 AC_MSG_ERROR([*** pkg-config too old; version 0.5 or better required.])
157 if test "x$enable_debug" = "xyes"; then
158 if test x$cflags_set != xset ; then
160 *[[\ \ ]]-g[[\ \ ]]*) ;;
161 *) CFLAGS="$CFLAGS -g" ;;
165 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
167 if test "x$enable_debug" = "xno"; then
168 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
175 # define a MAINT-like variable REBUILD which is set if Perl
176 # and awk are found, so autogenerated sources can be rebuilt
178 AC_CHECK_PROGS(PERL, perl5 perl)
179 # We would like indent, but don't require it.
180 AC_CHECK_PROG(INDENT, indent, indent)
182 if test "x$enable_rebuilds" = "xyes" && \
184 $PERL -e 'exit !($] >= 5.002)' > /dev/null 2>&1 && \
185 test -n "$AWK" ; then
195 ALL_LINGUAS="ca de fr no ru sl sv tr uk"
197 LIBS="$LIBS $INTLLIBS"
199 GETTEXT_PACKAGE=glib20
200 AC_SUBST(GETTEXT_PACKAGE)
201 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE")
203 # AM_GLIB_GNU_GETTEXT above substs $DATADIRNAME
204 # this is the directory where the *.{mo,gmo} files are installed
205 GLIB_LOCALE_DIR="${prefix}/${DATADIRNAME}/locale"
206 AC_DEFINE_UNQUOTED(GLIB_LOCALE_DIR,"$GLIB_LOCALE_DIR")
208 dnl Initialize libtool
212 if test "x$GCC" = "xyes"; then
214 *[[\ \ ]]-Wall[[\ \ ]]*) ;;
215 *) CFLAGS="$CFLAGS -Wall" ;;
218 if test "x$enable_ansi" = "xyes"; then
220 *[[\ \ ]]-ansi[[\ \ ]]*) ;;
221 *) CFLAGS="$CFLAGS -ansi" ;;
225 *[[\ \ ]]-pedantic[[\ \ ]]*) ;;
226 *) CFLAGS="$CFLAGS -pedantic" ;;
231 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
232 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
235 AC_TRY_RUN([#include <math.h>
236 int main (void) { return (log(1) != log(1.)); }],
237 AC_MSG_RESULT(none needed),
238 glib_save_CFLAGS=$CFLAGS
239 CFLAGS="$CFLAGS -std1"
240 AC_TRY_RUN([#include <math.h>
241 int main (void) { return (log(1) != log(1.)); }],
242 AC_MSG_RESULT(-std1),
244 CFLAGS=$glib_save_CFLAGS
246 [No ANSI prototypes found in library. (-std1 didn't work.)])
251 dnl NeXTStep cc seems to need this
252 AC_MSG_CHECKING([for extra flags for POSIX compliance])
253 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
254 AC_MSG_RESULT(none needed),
255 glib_save_CFLAGS=$CFLAGS
256 CFLAGS="$CFLAGS -posix"
257 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
258 AC_MSG_RESULT(-posix),
260 CFLAGS=$glib_save_CFLAGS
261 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
263 # Checks for header files.
266 # Checks for library functions.
271 AC_CHECK_FUNCS(atexit on_exit)
273 AC_CHECK_SIZEOF(char)
274 AC_CHECK_SIZEOF(short)
275 AC_CHECK_SIZEOF(long)
277 AC_CHECK_SIZEOF(void *)
278 AC_CHECK_SIZEOF(long long)
280 if test x$ac_cv_sizeof_long_long = x8; then
281 # long long is a 64 bit integer.
282 AC_MSG_CHECKING(for format to printf and scanf a gint64)
283 AC_CACHE_VAL(glib_cv_long_long_format,[
284 for format in ll q I64; do
285 AC_TRY_RUN([#include <stdio.h>
288 long long b, a = -0x3AFAFAFAFAFAFAFALL;
290 sprintf (buffer, "%${format}u", a);
291 sscanf (buffer, "%${format}u", &b);
295 glib_cv_long_long_format=${format}
298 if test -n "$glib_cv_long_long_format"; then
299 AC_MSG_RESULT(%${glib_cv_long_long_format}u)
305 dnl long doubles were not used, and a portability problem
309 dnl ok, here we try to check whether the systems prototypes for
310 dnl malloc and friends actually match the prototypes provided
311 dnl by gmem.h (keep in sync). i currently only know how to check
312 dnl this reliably with gcc (-Werror), improvements for other
313 dnl compilers are apprechiated.
314 SANE_MALLOC_PROTOS=no
315 AC_MSG_CHECKING([if malloc() and friends prototypes are gmem.h compatible])
316 glib_save_CFLAGS=$CFLAGS
317 if test "x$GCC" = "xyes"; then
318 CFLAGS="$CFLAGS -Werror"
319 AC_TRY_COMPILE([#include <stdlib.h>], [
320 void* (*my_calloc_p) (size_t, size_t) = calloc;
321 void* (*my_malloc_p) (size_t) = malloc;
322 void (*my_free_p) (void*) = free;
323 void* (*my_realloc_p) (void*, size_t) = realloc;
329 AC_DEFINE(SANE_MALLOC_PROTOS)
330 SANE_MALLOC_PROTOS=yes)
332 AC_MSG_RESULT($SANE_MALLOC_PROTOS)
333 CFLAGS=$glib_save_CFLAGS
336 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
337 dnl truely know which ones of `inline', `__inline' and `__inline__' are
338 dnl actually supported.
339 AC_CACHE_CHECK([for __inline],glib_cv_has__inline,[
341 __inline int foo () { return 0; }
342 int main () { return foo (); }
344 glib_cv_has__inline=yes
346 glib_cv_has__inline=no
349 case x$glib_cv_has__inline in
350 xyes) AC_DEFINE(G_HAVE___INLINE,1,[Have __inline keyword])
352 AC_CACHE_CHECK([for __inline__],glib_cv_has__inline__,[
354 __inline__ int foo () { return 0; }
355 int main () { return foo (); }
357 glib_cv_has__inline__=yes
359 glib_cv_has__inline__=no
362 case x$glib_cv_has__inline__ in
363 xyes) AC_DEFINE(G_HAVE___INLINE__,1,[Have __inline__ keyword])
365 AC_CACHE_CHECK([for inline], glib_cv_hasinline,[
367 inline int foo () { return 0; }
368 int main () { return foo (); }
370 glib_cv_hasinline=yes
375 case x$glib_cv_hasinline in
376 xyes) AC_DEFINE(G_HAVE_INLINE,1,[Have inline keyword])
379 # check for bytesex stuff
382 # check for header files
383 AC_CHECK_HEADERS([float.h limits.h pwd.h sys/param.h sys/poll.h sys/select.h])
384 AC_CHECK_HEADERS([sys/time.h sys/times.h unistd.h values.h stdint.h sched.h])
386 AC_MSG_CHECKING(whether make is GNU Make)
389 if $ac_make --version 2>/dev/null | grep '^GNU Make ' >/dev/null ; then
390 STRIP_BEGIN='$(strip $(STRIP_DUMMY)'
397 AC_SUBST(STRIP_DUMMY)
398 AC_SUBST(STRIP_BEGIN)
401 # check additional type sizes
408 if test "x$ac_cv_header_stdint_h" = "xyes"; then
409 size_includes=["$size_includes
413 if test "x$ac_cv_header_unistd_h" = "xyes"; then
414 size_includes=["$size_includes
418 GLIB_SIZEOF([$size_includes], size_t, size_t)
419 GLIB_SIZEOF([$size_includes], ptrdiff_t, ptrdiff_t)
420 GLIB_SIZEOF([$size_includes], intmax_t, intmax_t)
422 # Check for some functions
423 AC_CHECK_FUNCS(lstat strerror strsignal memmove mkstemp vsnprintf stpcpy strcasecmp strncasecmp poll getcwd)
425 # Check if bcopy can be used for overlapping copies, if memmove isn't found.
426 # The check is borrowed from the PERL Configure script.
427 if test "$ac_cv_func_memmove" != "yes"; then
428 AC_CACHE_CHECK(whether bcopy can handle overlapping copies,
429 glib_cv_working_bcopy,[AC_TRY_RUN([
431 char buf[128], abc[128], *b;
433 bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36);
434 for (align = 7; align >= 0; align--) {
435 for (len = 36; len; len--) {
436 b = buf+align; bcopy(abc, b, len);
437 for (off = 1; off <= len; off++) {
438 bcopy(b, b+off, len); bcopy(b+off, b, len);
439 if (bcmp(b, abc, len)) return(1);
444 }],glib_cv_working_bcopy=yes,glib_cv_working_bcopy=no)])
445 if test "$glib_cv_working_bcopy" = "yes"; then
446 AC_DEFINE(HAVE_WORKING_BCOPY,1,[Have a working bcopy])
450 # Check for sys_errlist
451 AC_MSG_CHECKING(for sys_errlist)
453 extern char *sys_errlist[];
455 sys_errlist[sys_nerr-1][0] = 0;
456 ], glib_ok=yes, glib_ok=no)
457 AC_MSG_RESULT($glib_ok)
458 if test $glib_ok = no; then
459 AC_DEFINE(NO_SYS_ERRLIST,1,[global 'sys_errlist' not found])
462 # Check for sys_siglist
463 AC_MSG_CHECKING(for sys_siglist)
465 extern char *sys_siglist[];
466 exit (sys_siglist[0]);
467 ], glib_ok=yes, glib_ok=no)
468 AC_MSG_RESULT($glib_ok)
469 if test $glib_ok = no; then
470 AC_DEFINE(NO_SYS_SIGLIST,1,[global 'sys_siglist' not found])
473 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
474 AC_MSG_CHECKING(for sys_siglist declaration)
475 AC_TRY_COMPILE([#include <signal.h>], [
476 strlen (sys_siglist[0]);
477 ], glib_ok=yes, glib_ok=no)
478 AC_MSG_RESULT($glib_ok)
479 if test $glib_ok = no; then
480 AC_DEFINE(NO_SYS_SIGLIST_DECL,1,[global 'sys_siglist' not declared])
483 # Check if <sys/select.h> needs to be included for fd_set
484 AC_MSG_CHECKING([for fd_set])
485 AC_TRY_COMPILE([#include <sys/types.h>],
486 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
487 if test $gtk_ok = yes; then
488 AC_MSG_RESULT([yes, found in sys/types.h])
490 AC_EGREP_HEADER(fd_set, sys/select.h, gtk_ok=yes)
491 if test $gtk_ok = yes; then
492 # *** FIXME: give it a different name
493 AC_DEFINE(HAVE_SYS_SELECT_H,1,[found fd_set in sys/select.h])
494 AC_MSG_RESULT([yes, found in sys/select.h])
496 AC_DEFINE(NO_FD_SET,1,[didn't find fd_set])
501 dnl *** check for sane realloc() ***
502 AC_CACHE_CHECK([whether realloc (NULL,) will work],glib_cv_sane_realloc,[
506 return realloc (0, sizeof (int)) == 0;
508 [glib_cv_sane_realloc=yes],
509 [glib_cv_sane_realloc=no],
512 if test x$glib_cv_sane_realloc = xyes; then
513 AC_DEFINE(REALLOC_0_WORKS,1,[whether realloc (NULL,) works])
516 dnl Check for nl_langinfo and CODESET
518 AC_MSG_CHECKING([for nl_langinfo (CODESET)])
519 AC_TRY_COMPILE([#include <langinfo.h>],
520 [char *codeset = nl_langinfo (CODESET);],
521 AC_DEFINE(HAVE_CODESET,1,[Have nl_langinfo (CODESET)])
524 AC_MSG_RESULT($have_codeset)
527 dnl ****************************************
528 dnl *** strlcpy/strlcat ***
529 dnl ****************************************
531 AC_MSG_CHECKING(for strlcpy/strlcat)
532 AC_TRY_LINK([#include <stdlib.h>
533 #include <string.h>], [
534 char *p = malloc(10);
535 (void) strlcpy(p, "hi", 10);
536 (void) strlcat(p, "bye", 10);
537 ], glib_ok=yes, glib_ok=no)
538 AC_MSG_RESULT($glib_ok)
539 if test $glib_ok = yes; then
540 AC_DEFINE(HAVE_STRLCPY,1,[Have functions strlcpy and strlcat])
544 dnl **********************
545 dnl *** va_copy checks ***
546 dnl **********************
547 dnl we currently check for all three va_copy possibilities, so we get
548 dnl all results in config.log for bug reports.
549 AC_CACHE_CHECK([for an implementation of va_copy()],glib_cv_va_copy,[
552 void f (int i, ...) {
553 va_list args1, args2;
555 va_copy (args2, args1);
556 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
558 va_end (args1); va_end (args2);
564 [glib_cv_va_copy=yes],
565 [glib_cv_va_copy=no],
568 AC_CACHE_CHECK([for an implementation of __va_copy()],glib_cv___va_copy,[
571 void f (int i, ...) {
572 va_list args1, args2;
574 __va_copy (args2, args1);
575 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
577 va_end (args1); va_end (args2);
583 [glib_cv___va_copy=yes],
584 [glib_cv___va_copy=no],
588 if test "x$glib_cv_va_copy" = "xyes"; then
589 g_va_copy_func=va_copy
590 else if test "x$glib_cv___va_copy" = "xyes"; then
591 g_va_copy_func=__va_copy
595 if test -n "$g_va_copy_func"; then
596 AC_DEFINE_UNQUOTED(G_VA_COPY,$g_va_copy_func,[A 'va_copy' style function])
599 AC_CACHE_CHECK([whether va_lists can be copied by value],glib_cv_va_val_copy,[
602 void f (int i, ...) {
603 va_list args1, args2;
606 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
608 va_end (args1); va_end (args2);
614 [glib_cv_va_val_copy=yes],
615 [glib_cv_va_val_copy=no],
619 if test "x$glib_cv_va_val_copy" = "xno"; then
620 AC_DEFINE(G_VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])
623 dnl ***********************
624 dnl *** g_module checks ***
625 dnl ***********************
628 G_MODULE_PLUGIN_LIBS=
630 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
631 G_MODULE_NEED_USCORE=0
632 G_MODULE_BROKEN_RTLD_GLOBAL=0
633 G_MODULE_HAVE_DLERROR=0
634 dnl *** force native WIN32 shared lib loader
635 if test -z "$G_MODULE_IMPL"; then
637 *-*-mingw*|*-*-cygwin*) G_MODULE_IMPL=G_MODULE_IMPL_WIN32 ;;
640 dnl *** dlopen() and dlsym() in system libraries
641 if test -z "$G_MODULE_IMPL"; then
642 AC_CHECK_FUNC(dlopen,
643 [AC_CHECK_FUNC(dlsym,
644 [G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
647 dnl *** load_image (BeOS)
648 if test -z "$G_MODULE_IMPL" -a "x$glib_native_beos" = "xyes"; then
649 AC_CHECK_LIB(root, load_image,
650 [G_MODULE_LIBS="-lbe -lroot -lglib"
651 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
652 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
653 G_MODULE_IMPL=G_MODULE_IMPL_BEOS],
656 dnl *** dlopen() and dlsym() in libdl
657 if test -z "$G_MODULE_IMPL"; then
658 AC_CHECK_LIB(dl, dlopen,
659 [AC_CHECK_LIB(dl, dlsym,
661 G_MODULE_IMPL=G_MODULE_IMPL_DL],[])],
664 dnl *** NSLinkModule (dyld) in system libraries (Darwin)
665 if test -z "$G_MODULE_IMPL"; then
666 AC_CHECK_FUNC(NSLinkModule,
667 [G_MODULE_IMPL=G_MODULE_IMPL_DYLD
668 G_MODULE_NEED_USCORE=1],
671 dnl *** shl_load() in libdld (HP-UX)
672 if test -z "$G_MODULE_IMPL"; then
673 AC_MSG_CHECKING(how to export all symbols)
674 SAVED_LDFLAGS=$LDFLAGS
675 LDFLAGS="$LDFLAGS -Wl,-E"
676 AC_TRY_LINK(,[ return 0; ],
677 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
678 LDFLAGS="$SAVED_LDFLAGS -bexpall"
679 AC_TRY_LINK(,[ return 0; ],
680 [G_MODULE_LDFLAGS="-bexpall"],
681 [G_MODULE_LDFLAGS="none"])
683 LDFLAGS=$SAVED_LDFLAGS
684 AC_MSG_RESULT($G_MODULE_LDFLAGS)
685 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
688 AC_CHECK_LIB(dld, shl_load,
690 G_MODULE_IMPL=G_MODULE_IMPL_DLD],
693 dnl *** additional checks for G_MODULE_IMPL_DL
694 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
697 G_MODULE_LDFLAGS='-rdynamic'
701 LDFLAGS_orig="$LDFLAGS"
702 LIBS="$LIBS $G_MODULE_LIBS"
703 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
704 dnl *** check for OSF1/5.0 RTLD_GLOBAL brokenness
705 AC_CACHE_CHECK([for RTLD_GLOBAL brokenness],
706 glib_cv_rtldglobal_broken,[
710 #define RTLD_GLOBAL 0
717 void *handle, *global, *local;
718 global = &pthread_create;
719 handle = dlopen ("libpthread.so", RTLD_GLOBAL | RTLD_LAZY);
720 if (!handle) return 0;
721 local = dlsym (handle, "pthread_create");
722 return global == local;
724 [glib_cv_rtldglobal_broken=no],
725 [glib_cv_rtldglobal_broken=yes],
727 rm -f plugin.c plugin.o plugin.lo
729 if test "x$glib_cv_rtldglobal_broken" = "xyes"; then
730 G_MODULE_BROKEN_RTLD_GLOBAL=1
732 G_MODULE_BROKEN_RTLD_GLOBAL=0
734 dnl *** check whether we need preceeding underscores
735 AC_CACHE_CHECK([for preceeding underscore in symbols],
739 int glib_underscore_test (void) { return 42; }
741 void *f1 = (void*)0, *f2 = (void*)0, *handle;
742 handle = dlopen ((void*)0, 0);
744 f1 = dlsym (handle, "glib_underscore_test");
745 f2 = dlsym (handle, "_glib_underscore_test");
746 } return (!f2 || f1);
748 [glib_cv_uscore=yes],
751 rm -f plugin.c plugin.$ac_objext plugin.lo
753 if test "x$glib_cv_uscore" = "xyes"; then
754 G_MODULE_NEED_USCORE=1
756 G_MODULE_NEED_USCORE=0
759 LDFLAGS="$LDFLAGS_orig"
760 dnl *** check for having dlerror()
761 AC_CHECK_FUNC(dlerror,
762 [G_MODULE_HAVE_DLERROR=1],
763 [G_MODULE_HAVE_DLERROR=0])
766 dnl *** done, have we got an implementation?
767 if test -z "$G_MODULE_IMPL"; then
771 AC_MSG_CHECKING(for the suffix of shared libraries)
773 hpux9* | hpux10* | hpux11*) # taken from ltconfig
774 glib_gmodule_suffix='sl'
777 glib_gmodule_suffix='dll'
780 glib_gmodule_suffix='so'
783 AC_MSG_RESULT(.$glib_gmodule_suffix)
785 AC_SUBST(G_MODULE_IMPL)
786 AC_SUBST(G_MODULE_LIBS)
787 AC_SUBST(G_MODULE_LIBS_EXTRA)
788 AC_SUBST(G_MODULE_PLUGIN_LIBS)
789 AC_SUBST(G_MODULE_LDFLAGS)
790 AC_SUBST(G_MODULE_HAVE_DLERROR)
791 AC_SUBST(G_MODULE_BROKEN_RTLD_GLOBAL)
792 AC_SUBST(G_MODULE_NEED_USCORE)
793 AC_SUBST(GLIB_DEBUG_FLAGS)
795 dnl **********************
796 dnl *** g_spawn checks ***
797 dnl **********************
799 AC_MSG_CHECKING(for gspawn implementation)
802 GSPAWN=gspawn-win32.lo
808 AC_MSG_RESULT($GSPAWN)
811 dnl *************************
812 dnl *** GIOChannel checks ***
813 dnl *************************
815 AC_MSG_CHECKING(for GIOChannel implementation)
827 dnl ****************************************
828 dnl *** platform dependent source checks ***
829 dnl ****************************************
831 AC_MSG_CHECKING(for platform-dependent source)
833 *-*-cygwin*|*-*-mingw*)
834 PLATFORMDEP=gwin32.lo
840 AC_MSG_RESULT($PLATFORMDEP)
841 AC_SUBST(PLATFORMDEP)
843 AC_MSG_CHECKING([whether to compile timeloop])
845 *-*-cygwin*|*-*-mingw*)
852 AC_MSG_RESULT($enable_timeloop)
853 AM_CONDITIONAL(ENABLE_TIMELOOP, test x$enable_timeloop = xyes)
855 AC_MSG_CHECKING([if building for some Win32 platform])
857 *-*-mingw*|*-*-cygwin*)
864 AC_MSG_RESULT($platform_win32)
865 AM_CONDITIONAL(PLATFORM_WIN32, test x$platform_win32 = xyes)
867 AC_MSG_CHECKING([if building for pure Win32])
876 AC_MSG_RESULT($os_win32)
877 AM_CONDITIONAL(OS_WIN32, test x$os_win32 = xyes)
879 dnl ***********************
880 dnl *** g_thread checks ***
881 dnl ***********************
883 AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris] specify a thread implementation to use],
884 if test "x$with_threads" = x; then
887 want_threads=$with_threads
890 if test "x$enable_threads" = "xno"; then
893 if test "x$want_threads" = "xnone"; then
897 dnl error and warning message
898 dnl *************************
900 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
901 computer. GLib will not have a default thread implementation."
903 FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
904 platform (normally it's "_REENTRANT"). I'll not use any flag on
905 compilation now, but then your programs might not work.
906 Please provide information on how it is done on your system."
908 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
911 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
912 provide information on your thread implementation.
913 You can also run 'configure --disable-threads'
914 to compile without thread support."
916 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
917 functions will not be MT-safe during their first call because
918 there is no working 'getpwuid_r' on your system."
920 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
921 because there is no 'localtime_r' on your system."
923 POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
924 crude surrogate will be used. If you happen to know a
925 yield function for your system, please inform the GLib
928 POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
929 threads on your system. Thus threads can only have the default
930 priority. If you happen to know these main/max
931 priorities, please inform the GLib developers."
934 dnl determination of thread implementation
935 dnl ***************************************
938 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
941 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
945 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
946 || test "x$want_threads" = xdce; then
947 # -D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
948 # -U_OSF_SOURCE is for Digital UNIX 4.0d
949 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4_DRAFT_SOURCE -D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
950 glib_save_CPPFLAGS="$CPPFLAGS"
951 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
952 if test "x$have_threads" = xnone; then
953 AC_TRY_COMPILE([#include <pthread.h>],
954 [pthread_attr_t attr; pthread_attr_init(&attr);],
957 if test "x$have_threads" = xnone; then
958 AC_TRY_COMPILE([#include <pthread.h>],
959 [pthread_attr_t attr; pthread_attr_create(&attr);],
962 CPPFLAGS="$glib_save_CPPFLAGS"
965 AC_MSG_CHECKING(for thread implementation)
967 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
968 AC_MSG_RESULT(none available)
969 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
971 AC_MSG_RESULT($have_threads)
975 dnl determination of G_THREAD_CFLAGS
976 dnl ********************************
982 if test x"$have_threads" != xnone; then
984 G_THREAD_CFLAGS="-D_REENTRANT" # good default guess
988 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
989 if test x"$GCC" = xyes; then
990 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
994 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
996 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
999 *-sysv5uw7*) # UnixWare 7
1000 if test "$GCC" != "yes"; then
1001 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -Kthread"
1003 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -pthread"
1007 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_POSIX4A_DRAFT10_SOURCE"
1010 # if we are not finding the localtime_r function, then we probably are
1011 # not using the proper multithread flag
1013 glib_save_CPPFLAGS="$CPPFLAGS"
1014 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
1016 # First we test, whether localtime_r is declared in time.h
1017 # directly. Then we test whether a macro localtime_r exists, in
1018 # which case localtime_r in the test program is replaced and thus
1019 # if we still find localtime_r in the output, it is not defined as
1022 AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>], ,
1023 [AC_EGREP_CPP([[^a-zA-Z1-9_]localtime_r[^a-zA-Z1-9_]], [#include <time.h>
1025 AC_MSG_WARN($FLAG_DOES_NOT_WORK))])
1027 CPPFLAGS="$glib_save_CPPFLAGS"
1029 AC_MSG_CHECKING(thread related cflags)
1030 AC_MSG_RESULT($G_THREAD_CFLAGS)
1031 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
1034 dnl determination of G_THREAD_LIBS
1035 dnl ******************************
1037 mutex_has_default=no
1038 case $have_threads in
1040 glib_save_CPPFLAGS="$CPPFLAGS"
1041 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1043 glib_save_LIBS="$LIBS"
1045 *-sysv5uw7*) # UnixWare 7
1046 if test "$GCC" != "yes"; then
1047 G_THREAD_LIBS="-Kthread"
1049 G_THREAD_LIBS="-pthread"
1053 for thread_lib in "" pthread pthread32 pthreads c_r thread dce; do
1054 if test x"$thread_lib" = x; then
1058 add_thread_lib="-l$thread_lib"
1059 IN=" in -l$thread_lib"
1061 if test x"$have_threads" = xposix; then
1064 defattr=pthread_attr_default
1067 LIBS="$glib_save_LIBS $add_thread_lib"
1069 AC_MSG_CHECKING(for pthread_create/pthread_join$IN)
1070 AC_TRY_RUN([#include <pthread.h>
1072 void* func(void* data) {check_me = 42;}
1076 pthread_create (&t, $defattr, func, 0);
1077 pthread_join (t, &ret);
1078 exit (check_me != 42);
1081 G_THREAD_LIBS="$add_thread_lib"
1083 [AC_MSG_RESULT(no)])
1085 if test "x$G_THREAD_LIBS" = xerror; then
1086 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1088 for thread_lib in "" rt rte; do
1089 if test x"$thread_lib" = x; then
1093 add_thread_lib="-l$thread_lib"
1094 IN=" in -l$thread_lib"
1096 LIBS="$glib_save_LIBS $add_thread_lib"
1098 AC_MSG_CHECKING(for sched_get_priority_min$IN)
1099 AC_TRY_RUN([#include <sched.h>
1103 return sched_get_priority_min(SCHED_OTHER)==-1
1107 G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
1108 posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
1109 posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
1111 [AC_MSG_RESULT(no)])
1113 LIBS="$glib_save_LIBS"
1116 mutex_has_default=yes
1117 mutex_default_type='pthread_mutex_t'
1118 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
1119 mutex_header_file='pthread.h'
1120 if test "x$have_threads" = "xposix"; then
1121 g_threads_impl="POSIX"
1123 g_threads_impl="DCE"
1124 have_threads="posix"
1126 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
1127 CPPFLAGS="$glib_save_CPPFLAGS"
1131 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
1132 mutex_has_default=yes
1133 mutex_default_type='mutex_t'
1134 mutex_default_init="DEFAULTMUTEX"
1135 mutex_header_file='thread.h'
1136 g_threads_impl="SOLARIS"
1139 g_threads_impl="NONE"
1142 g_threads_impl="NONE"
1147 if test "x$G_THREAD_LIBS" = xerror; then
1148 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
1153 G_THREAD_LIBS="-lbe -lroot -lglib "
1154 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
1160 AC_MSG_CHECKING(thread related libraries)
1161 AC_MSG_RESULT($G_THREAD_LIBS)
1163 dnl check for mt safe function variants and some posix functions
1164 dnl ************************************************************
1166 if test x"$have_threads" != xnone; then
1167 glib_save_LIBS="$LIBS"
1168 # we are not doing the following for now, as this might require glib
1169 # to always be linked with the thread libs on some platforms.
1170 # LIBS="$LIBS $G_THREAD_LIBS"
1171 AC_CHECK_FUNCS(localtime_r)
1172 if test "$ac_cv_header_pwd_h" = "yes"; then
1173 AC_CACHE_CHECK([for posix getpwuid_r],
1174 ac_cv_func_posix_getpwuid_r,
1175 [AC_TRY_RUN([#include <errno.h>
1177 int main () { char buffer[10000];
1178 struct passwd pwd, *pwptr = &pwd;
1181 error = getpwuid_r (0, &pwd, buffer,
1182 sizeof (buffer), &pwptr);
1183 return (error < 0 && errno == ENOSYS)
1184 || error == ENOSYS; }],
1185 [ac_cv_func_posix_getpwuid_r=yes],
1186 [ac_cv_func_posix_getpwuid_r=no])])
1187 if test "$ac_cv_func_posix_getpwuid_r" = yes; then
1188 AC_DEFINE(HAVE_POSIX_GETPWUID_R,1,
1189 [Have POSIX function getpwuid_r])
1191 AC_CACHE_CHECK([for nonposix getpwuid_r],
1192 ac_cv_func_nonposix_getpwuid_r,
1193 [AC_TRY_LINK([#include <pwd.h>],
1194 [char buffer[10000];
1196 getpwuid_r (0, &pwd, buffer,
1198 [ac_cv_func_nonposix_getpwuid_r=yes],
1199 [ac_cv_func_nonposix_getpwuid_r=no])])
1200 if test "$ac_cv_func_nonposix_getpwuid_r" = yes; then
1201 AC_DEFINE(HAVE_NONPOSIX_GETPWUID_R,1,
1202 [Have non-POSIX function getpwuid_r])
1206 LIBS="$LIBS $G_THREAD_LIBS"
1207 if test x"$have_threads" = xposix; then
1208 glib_save_CPPFLAGS="$CPPFLAGS"
1209 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1210 dnl we might grow sizeof(pthread_t) later on, so use a dummy name here
1211 GLIB_SIZEOF([#include <pthread.h>], pthread_t, system_thread)
1212 # This is not AC_CHECK_FUNC to also work with function
1213 # name mangling in header files.
1214 AC_MSG_CHECKING(for pthread_attr_setstacksize)
1215 AC_TRY_LINK([#include <pthread.h>],
1216 [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
1218 AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE,1,
1219 [Have function pthread_attr_setstacksize])],
1220 [AC_MSG_RESULT(no)])
1221 AC_MSG_CHECKING(for minimal/maximal thread priority)
1222 if test x"$posix_priority_min" = xnone; then
1223 AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
1225 posix_priority_min=PX_PRIO_MIN
1226 posix_priority_max=PX_PRIO_MAX])
1228 if test x"$posix_priority_min" = xnone; then
1229 AC_EGREP_CPP(PRI_OTHER_MIN,[#include <pthread.h>
1231 posix_priority_min=PRI_OTHER_MIN
1232 posix_priority_max=PRI_OTHER_MAX])
1234 if test x"$posix_priority_min" = x; then
1235 AC_MSG_RESULT(none found)
1236 AC_MSG_WARN($POSIX_NO_PRIORITIES)
1237 posix_priority_min=-1
1238 posix_priority_max=-1
1240 AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
1241 AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min,[Minimum POSIX RT priority])
1242 AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max,[Maximum POSIX RT priority])
1244 posix_yield_func=none
1245 AC_MSG_CHECKING(for posix yield function)
1246 for yield_func in sched_yield pthread_yield_np pthread_yield \
1248 AC_TRY_LINK([#include <pthread.h>],
1250 [posix_yield_func="$yield_func"
1253 if test x"$posix_yield_func" = xnone; then
1254 AC_MSG_RESULT(none found)
1255 AC_MSG_WARN($POSIX_NO_YIELD)
1256 posix_yield_func="g_usleep(1000)"
1258 AC_MSG_RESULT($posix_yield_func)
1259 posix_yield_func="$posix_yield_func()"
1261 AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func,[The POSIX RT yield function])
1262 CPPFLAGS="$glib_save_CPPFLAGS"
1264 AC_MSG_CHECKING(whether to use the PID niceness surrogate for thread priorities)
1265 AC_TRY_RUN([#include <pthread.h>
1266 #include <sys/types.h>
1268 pid_t other_pid = 0;
1270 void* func(void* data) {other_pid = getpid();}
1274 pthread_create (&t, $defattr, func, NULL);
1275 pthread_join (t, &ret);
1276 exit (getpid()==other_pid ||
1277 $posix_priority_min != $posix_priority_max);
1279 [AC_MSG_RESULT(yes),
1280 AC_DEFINE(G_THREAD_USE_PID_SURROGATE, 1, [whether to use the PID niceness surrogate for thread priorities])
1282 [AC_MSG_RESULT(no)])
1283 else # solaris threads
1284 GLIB_SIZEOF([#include <thread.h>], thread_t, system_thread)
1287 LIBS="$glib_save_LIBS"
1289 # now spit out all the warnings.
1290 if test "$ac_cv_func_posix_getpwuid_r" != "yes" &&
1291 test "$ac_cv_func_nonposix_getpwuid_r" != "yes"; then
1292 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
1294 if test "$ac_cv_func_localtime_r" != "yes"; then
1295 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
1298 # If no thread implementation exists, we will provide enough
1299 # space for a pointer
1300 GLIB_SIZEOF(, void*, system_thread)
1303 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c",
1304 [Source file containing theread implementation])
1305 AC_SUBST(G_THREAD_CFLAGS)
1306 AC_SUBST(G_THREAD_LIBS)
1307 AC_SUBST(G_THREAD_LIBS_EXTRA)
1309 dnl **********************************************
1310 dnl *** GDefaultMutex setup and initialization ***
1311 dnl **********************************************
1313 dnl if mutex_has_default = yes, we also got
1314 dnl mutex_default_type, mutex_default_init and mutex_header_file
1315 GLIB_IF_VAR_EQ(mutex_has_default, yes,
1316 glib_save_CPPFLAGS="$CPPFLAGS"
1317 glib_save_LIBS="$LIBS"
1318 LIBS="$LIBS $G_THREAD_LIBS"
1319 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
1320 GLIB_SIZEOF([#include <$mutex_header_file>],
1321 $mutex_default_type,
1324 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
1325 $mutex_default_type,
1327 $glib_cv_sizeof_gmutex,
1328 $mutex_default_init)
1329 if test x"$glib_cv_byte_contents_gmutex" = xno; then
1330 mutex_has_default=no
1332 CPPFLAGS="$glib_save_CPPFLAGS"
1333 LIBS="$glib_save_LIBS"
1338 dnl ****************************************
1339 dnl *** GLib POLL* compatibility defines ***
1340 dnl ****************************************
1342 [#include <sys/types.h>
1343 #include <sys/poll.h>],
1344 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
1345 glibconfig-sysdefs.h,
1348 dnl **********************
1349 dnl *** Win32 API libs ***
1350 dnl **********************
1354 G_LIBS_EXTRA="-luser32 -lwsock32 -lkernel32"
1357 G_LIBS_EXTRA="-lwsock32"
1363 AC_SUBST(G_LIBS_EXTRA)
1365 dnl ***********************
1366 dnl *** Tests for iconv ***
1367 dnl ***********************
1369 AC_ARG_WITH(libiconv, [ --with-libiconv Use the libiconv library ],,with_libiconv=maybe)
1373 if test "x$with_libiconv" != "xyes" ; then
1375 # Check in the C library
1377 AC_CHECK_FUNC(iconv_open, with_libiconv=no; found_iconv=yes)
1380 if test "x$with_libiconv" != "xno" ; then
1382 # Check for libiconv
1384 AC_CHECK_LIB(iconv, libiconv_open, with_libiconv=yes; found_iconv=yes)
1387 if test "x$found_iconv" = "xno" ; then
1388 AC_MSG_ERROR([*** No iconv() implementation found in C library or libiconv])
1391 if test "x$with_libiconv" = "xyes" ; then
1392 ICONV_LIBS="-liconv"
1393 AC_DEFINE(USE_LIBICONV)
1395 AC_SUBST(ICONV_LIBS)
1397 dnl If the system doesn't define EILSEQ, we should define EILSEQ ourselves
1398 dnl since we need it for g_iconv()
1400 AC_MSG_CHECKING([for EILSEQ])
1406 ], have_eilseq=yes, have_eilseq=no);
1407 AC_MSG_RESULT($have_eilseq)
1409 dnl **************************
1410 dnl *** Checks for gtk-doc ***
1411 dnl **************************
1413 AC_ARG_WITH(html-dir, [ --with-html-dir=PATH path to installed docs ])
1415 if test "x$with_html_dir" = "x" ; then
1416 HTML_DIR='${datadir}/gtk-doc/html'
1418 HTML_DIR=$with_html_dir
1423 AC_CHECK_PROG(GTKDOC, gtkdoc-mkdb, true, false)
1425 gtk_doc_min_version=0.6
1427 gtk_doc_version=`gtkdoc-mkdb --version`
1428 AC_MSG_CHECKING([gtk-doc version ($gtk_doc_version) >= $gtk_doc_min_version])
1429 if perl <<EOF ; then
1430 exit (("$gtk_doc_version" =~ /^[[0-9]]+\.[[0-9]]+$/) &&
1431 ("$gtk_doc_version" >= "$gtk_doc_min_version") ? 0 : 1);
1440 AM_CONDITIONAL(HAVE_GTK_DOC, $GTKDOC)
1441 AC_SUBST(HAVE_GTK_DOC)
1443 AC_CHECK_PROG(DB2HTML, db2html, true, false)
1444 AM_CONDITIONAL(HAVE_DOCBOOK, $DB2HTML)
1446 dnl Let people disable the gtk-doc stuff.
1447 AC_ARG_ENABLE(gtk-doc, [ --enable-gtk-doc Use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto)
1449 if test x$enable_gtk_doc = xauto ; then
1450 if test x$GTKDOC = xtrue ; then
1457 dnl NOTE: We need to use a separate automake conditional for this
1458 dnl to make this work with the tarballs.
1459 AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes)
1461 dnl ******************************
1462 dnl *** output the whole stuff ***
1463 dnl ******************************
1465 AC_OUTPUT_COMMANDS([
1467 ## Generate `glibconfig.h' in two cases
1468 ## 1. `config.status' is run either explicitly, or via configure.
1469 ## Esp. not when it is run in `Makefile' to generate makefiles and
1471 ## 2. CONFIG_OTHER is set explicitly
1473 ## Case 1 is difficult. We know that `automake' sets one of
1474 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
1475 ## only when AM_CONFIG_HEADER is set, however.
1477 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
1478 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
1479 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
1481 case "$CONFIG_OTHER" in
1483 echo creating glibconfig.h
1484 outfile=glibconfig.h-tmp
1485 cat > $outfile <<\_______EOF
1488 * This is a generated file. Please modify 'configure.in'
1491 #ifndef __G_LIBCONFIG_H__
1492 #define __G_LIBCONFIG_H__
1494 #include <gmacros.h>
1498 if test x$glib_limits_h = xyes; then
1499 echo '#include <limits.h>' >> $outfile
1501 if test x$glib_float_h = xyes; then
1502 echo '#include <float.h>' >> $outfile
1504 if test x$glib_values_h = xyes; then
1505 echo '#include <values.h>' >> $outfile
1507 if test "$glib_header_alloca_h" = "yes"; then
1508 echo '#define GLIB_HAVE_ALLOCA_H' >> $outfile
1510 if test x$glib_sys_poll_h = xyes; then
1511 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
1514 cat >> $outfile <<_______EOF
1518 #define G_MINFLOAT $glib_mf
1519 #define G_MAXFLOAT $glib_Mf
1520 #define G_MINDOUBLE $glib_md
1521 #define G_MAXDOUBLE $glib_Md
1522 #define G_MINSHORT $glib_ms
1523 #define G_MAXSHORT $glib_Ms
1524 #define G_MAXUSHORT $glib_Mus
1525 #define G_MININT $glib_mi
1526 #define G_MAXINT $glib_Mi
1527 #define G_MAXUINT $glib_Mui
1528 #define G_MINLONG $glib_ml
1529 #define G_MAXLONG $glib_Ml
1530 #define G_MAXULONG $glib_Mul
1535 ### this should always be true in a modern C/C++ compiler
1536 cat >>$outfile <<_______EOF
1537 typedef signed char gint8;
1538 typedef unsigned char guint8;
1542 if test -n "$gint16"; then
1543 cat >>$outfile <<_______EOF
1544 typedef signed $gint16 gint16;
1545 typedef unsigned $gint16 guint16;
1546 #define G_GINT16_FORMAT $gint16_format
1547 #define G_GUINT16_FORMAT $guint16_format
1552 if test -n "$gint32"; then
1553 cat >>$outfile <<_______EOF
1554 typedef signed $gint32 gint32;
1555 typedef unsigned $gint32 guint32;
1556 #define G_GINT32_FORMAT $gint32_format
1557 #define G_GUINT32_FORMAT $guint32_format
1562 if test -n "$gint64"; then
1563 cat >>$outfile <<_______EOF
1564 #define G_HAVE_GINT64 1
1566 ${glib_extension}typedef signed $gint64 gint64;
1567 ${glib_extension}typedef unsigned $gint64 guint64;
1569 #define G_GINT64_CONSTANT(val) $gint64_constant
1571 if test -n "$gint64_format"; then
1572 cat >>$outfile <<_______EOF
1573 #define G_GINT64_FORMAT $gint64_format
1574 #define G_GUINT64_FORMAT $guint64_format
1579 cat >>$outfile <<_______EOF
1581 #define GLIB_SIZEOF_VOID_P $glib_void_p
1582 #define GLIB_SIZEOF_LONG $glib_long
1586 case x$glib_size_t in
1587 x2) echo "typedef gint16 gssize;" >> $outfile
1588 echo "typedef guint16 gsize;" >> $outfile
1590 x4) echo "typedef gint32 gssize;" >> $outfile
1591 echo "typedef guint32 gsize;" >> $outfile
1593 x8) echo "typedef gint64 gssize;" >> $outfile
1594 echo "typedef guint64 gsize;" >> $outfile
1596 *) echo "#error size of size_t is unknown" >> $outfile
1600 if test -z "$glib_unknown_void_p"; then
1601 cat >>$outfile <<_______EOF
1603 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
1604 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
1606 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
1607 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
1610 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
1615 cat >>$outfile <<_______EOF
1624 #define G_HAVE_INLINE 1
1625 #else /* !__cplusplus */
1627 #endif /* !__cplusplus */
1631 if test x$g_have_eilseq = xno; then
1632 cat >>$outfile <<_______EOF
1634 /* On some systems, like SunOS and NetBSD, EILSEQ is not defined.
1635 * The correspondence between this and the corresponding definition
1636 * in libiconv is essential.
1638 # define EILSEQ ENOENT
1645 if test x$g_mutex_has_default = xyes; then
1646 cat >>$outfile <<_______EOF
1647 $g_enable_threads_def G_THREADS_ENABLED
1648 #define G_THREADS_IMPL_$g_threads_impl_def
1649 typedef struct _GStaticMutex GStaticMutex;
1650 struct _GStaticMutex
1652 struct _GMutex *runtime_mutex;
1654 char pad[$g_mutex_sizeof];
1655 double dummy_double;
1656 void *dummy_pointer;
1660 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
1661 #define g_static_mutex_get_mutex(mutex) \
1662 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->static_mutex)) : \
1663 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1666 cat >>$outfile <<_______EOF
1667 $g_enable_threads_def G_THREADS_ENABLED
1668 #define G_THREADS_IMPL_$g_threads_impl_def
1669 typedef struct _GMutex* GStaticMutex;
1670 #define G_STATIC_MUTEX_INIT NULL
1671 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1675 cat >>$outfile <<_______EOF
1676 /* This represents a system thread as used by the implementation. An
1677 * alien implementaion, as loaded by g_thread_init can only count on
1678 * "sizeof (gpointer)" bytes to store their info. We however need more
1679 * for some of our native implementations. */
1680 typedef union _GSystemThread GSystemThread;
1681 union _GSystemThread
1683 char data[$g_system_thread_sizeof];
1684 double dummy_double;
1685 void *dummy_pointer;
1692 if test -n "$gint64"; then
1693 g_bit_sizes="$g_bit_sizes 64"
1695 for bits in $g_bit_sizes; do
1696 cat >>$outfile <<_______EOF
1697 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1698 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1699 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1700 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1704 cat >>$outfile <<_______EOF
1705 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1706 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1707 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1708 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1709 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1710 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1711 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1712 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1713 #define G_BYTE_ORDER $g_byte_order
1717 if test -r glibconfig-sysdefs.h; then
1718 cat glibconfig-sysdefs.h >>$outfile
1721 cat >>$outfile <<_______EOF
1723 #define G_MODULE_SUFFIX "$g_module_suffix"
1727 #endif /* GLIBCONFIG_H */
1731 if cmp -s $outfile glibconfig.h; then
1732 echo glibconfig.h is unchanged
1735 mv $outfile glibconfig.h
1740 # Note that if two cases are the same, case goes with the first one.
1741 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1742 # on variable expansion in case labels. Look at the generated config.status
1745 glib_header_alloca_h="$ac_cv_header_alloca_h"
1748 x$ac_cv_header_float_h)
1750 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1751 glib_md=DBL_MIN glib_Md=DBL_MAX
1753 x$ac_cv_header_values_h)
1755 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1756 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1761 x$ac_cv_header_limits_h)
1763 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
1764 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
1765 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
1767 x$ac_cv_header_values_h)
1769 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
1770 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
1771 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
1775 if test x$ac_cv_header_sys_poll_h = xyes ; then
1780 $ac_cv_sizeof_short)
1782 gint16_format='"hi"'
1783 guint16_format='"hu"'
1788 guint16_format='"u"'
1792 $ac_cv_sizeof_short)
1794 gint32_format='"hi"'
1795 guint32_format='"hu"'
1800 guint32_format='"u"'
1804 gint32_format='"li"'
1805 guint32_format='"lu"'
1812 guint64_format='"u"'
1814 gint64_constant='(val)'
1818 gint64_format='"li"'
1819 guint64_format='"lu"'
1821 gint64_constant='(val##L)'
1823 $ac_cv_sizeof_long_long)
1825 if test -n "$glib_cv_long_long_format"; then
1826 gint64_format='"'$glib_cv_long_long_format'i"'
1827 guint64_format='"'$glib_cv_long_long_format'u"'
1829 glib_extension='G_GNUC_EXTENSION '
1830 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1833 glib_size_t=$glib_cv_sizeof_size_t
1834 glib_void_p=$ac_cv_sizeof_long
1835 glib_long=$ac_cv_sizeof_void_p
1837 gintbits=`expr $ac_cv_sizeof_int \* 8`
1838 glongbits=`expr $ac_cv_sizeof_long \* 8`
1841 case $ac_cv_sizeof_void_p in
1842 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1843 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1844 *) glib_unknown_void_p=yes ;;
1849 x$ac_cv_func_atexit)
1851 #ifdef NeXT /* @#%@! NeXTStep */
1852 # define g_ATEXIT(proc) (!atexit (proc))
1854 # define g_ATEXIT(proc) (atexit (proc))
1857 x$ac_cv_func_on_exit)
1859 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1864 x$ac_cv_func_memmove)
1866 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1868 x$glib_cv_working_bcopy)
1870 /* memmove isn't available, but bcopy can copy overlapping memory regions */
1871 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1875 /* memmove isn't found and bcopy can't copy overlapping memory regions,
1876 * so we have to roll our own copy routine. */
1877 void g_memmove (void* dest, const void * src, unsigned long len);"
1882 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1883 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1884 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1888 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1889 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1893 if test x$glib_cv_va_val_copy = xno; then
1894 glib_vacopy="\$glib_vacopy
1895 #define G_VA_COPY_AS_ARRAY 1"
1898 if test x$glib_cv_hasinline = xyes; then
1899 glib_inline='#define G_HAVE_INLINE 1'
1901 if test x$glib_cv_has__inline = xyes; then
1902 glib_inline="\$glib_inline
1903 #define G_HAVE___INLINE 1"
1905 if test x$glib_cv_has__inline__ = xyes; then
1906 glib_inline="\$glib_inline
1907 #define G_HAVE___INLINE__ 1"
1911 x$ac_cv_c_bigendian)
1912 g_byte_order=G_BIG_ENDIAN
1917 g_byte_order=G_LITTLE_ENDIAN
1923 g_have_eilseq=$have_eilseq
1925 case x$have_threads in
1926 xnone) g_enable_threads_def="#undef";;
1927 *) g_enable_threads_def="#define";;
1930 g_threads_impl_def=$g_threads_impl
1932 g_mutex_has_default="$mutex_has_default"
1933 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1934 g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
1935 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1937 g_module_suffix="$glib_gmodule_suffix"
1941 glib_os="#define G_OS_BEOS"
1944 glib_os="#define G_OS_UNIX
1945 #define G_PLATFORM_WIN32
1946 #define G_WITH_CYGWIN"
1949 glib_os="#define G_OS_WIN32
1950 #define G_PLATFORM_WIN32"
1953 glib_os="#define G_OS_UNIX"
1967 build/win32/Makefile
1968 gmodule/gmoduleconf.h
1975 docs/reference/Makefile
1976 docs/reference/glib/Makefile
1977 docs/reference/gobject/Makefile
1979 ],[case "$CONFIG_FILES" in
1980 *glib-config-2.0*)chmod +x glib-config-2.0;;
1983 echo " *** IMPORTANT *** "
1985 echo "This is a development version of GLib. You should be using a stable"
1986 echo "version, which is available at ftp://ftp.gtk.org/pub/gtk/v1.2/. The"
1987 echo "version you just configured is meant for developers of GLib only:"
1989 echo " * You should not base stable software on this version of GLib."
1990 echo " * GNOME developers should use a stable version of GLib."
1992 echo " *** You should be using GLib 1.2 instead. ***"