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 dnl we to AC_DIVERT_PUSH/AC_DIVERT_POP these variable definitions so they
19 dnl are available for $ac_help expansion (don't we all *love* autoconf?)
20 AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
22 # The following version number definitions apply to GLib and GModule
23 # as a whole, so if changes occoured in either of them, they are both
24 # treated with the same interface and binary age.
27 # GLIB_MICRO_VERSION += 1;
28 # GLIB_INTERFACE_AGE += 1;
29 # GLIB_BINARY_AGE += 1;
30 # if any functions have been added, set GLIB_INTERFACE_AGE to 0.
31 # if backwards compatibility has been broken,
32 # set GLIB_BINARY_AGE and GLIB_INTERFACE_AGE to 0.
39 GLIB_VERSION=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION.$GLIB_MICRO_VERSION
43 AC_SUBST(GLIB_MAJOR_VERSION)
44 AC_SUBST(GLIB_MINOR_VERSION)
45 AC_SUBST(GLIB_VERSION)
46 AC_SUBST(GLIB_INTERFACE_AGE)
47 AC_SUBST(GLIB_BINARY_AGE)
50 LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
51 LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
52 LT_REVISION=$GLIB_INTERFACE_AGE
53 LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
62 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
64 # Specify a configuration file
65 AM_CONFIG_HEADER(config.h)
67 AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION)
68 AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION)
69 AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION)
70 AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE)
71 AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE)
73 dnl Initialize libtool
76 dnl Initialize maintainer mode
81 AC_MSG_CHECKING(for the BeOS)
84 AC_DEFINE(GLIB_NATIVE_BEOS, 1)
85 glib_native_beos="yes"
86 AC_MSG_RESULT([$glib_native_beos])
90 AC_MSG_RESULT($glib_native_beos)
94 dnl figure debugging default, prior to $ac_help setup
96 AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
97 if test `expr $GLIB_MINOR_VERSION \% 2` = 1 ; then
100 debug_default=minimum
104 dnl declare --enable-* args and collect ac_help strings
105 AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=$debug_default]],,enable_debug=$debug_default)
106 AC_ARG_ENABLE(mem_check, [ --enable-mem-check turn on malloc/free sanity checking [default=no]],,enable_mem_check=no)
107 AC_ARG_ENABLE(mem_profile, [ --enable-mem-profile turn on malloc profiling atexit [default=no]],,enable_mem_profile=no)
108 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
110 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
111 ([=no] will override --with-threads)],,enable_threads=yes)
113 if test "x$enable_threads" != "xyes"; then
117 AC_MSG_CHECKING(whether to enable memory checking)
118 if test "x$enable_mem_check" = "xyes"; then
119 AC_DEFINE(ENABLE_MEM_CHECK, 1)
120 AC_SUBST(ENABLE_MEM_CHECK)
126 AC_MSG_CHECKING(whether to enable memory profiling)
127 if test "x$enable_mem_profile" = "xyes"; then
128 AC_DEFINE(ENABLE_MEM_PROFILE, 1)
129 AC_SUBST(ENABLE_MEM_PROFILE)
135 if test "x$enable_debug" = "xyes"; then
136 test "$cflags_set" = set || CFLAGS="$CFLAGS -g"
137 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
139 if test "x$enable_debug" = "xno"; then
140 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
144 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}")
146 # Checks for programs.
152 if test "x$GCC" = "xyes"; then
154 *[\ \ ]-Wall[\ \ ]*) ;;
155 *) CFLAGS="$CFLAGS -Wall" ;;
158 if test "x$enable_ansi" = "xyes"; then
160 *[\ \ ]-ansi[\ \ ]*) ;;
161 *) CFLAGS="$CFLAGS -ansi" ;;
165 *[\ \ ]-pedantic[\ \ ]*) ;;
166 *) CFLAGS="$CFLAGS -pedantic" ;;
172 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
173 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
176 AC_TRY_RUN([#include <math.h>
177 int main (void) { return (log(1) != log(1.)); }],
178 AC_MSG_RESULT(none needed),
179 glib_save_CFLAGS=$CFLAGS
180 CFLAGS="$CFLAGS -std1"
181 AC_TRY_RUN([#include <math.h>
182 int main (void) { return (log(1) != log(1.)); }],
183 AC_MSG_RESULT(-std1),
185 CFLAGS=$glib_save_CFLAGS
187 [No ANSI prototypes found in library. (-std1 didn't work.)])
192 dnl NeXTStep cc seems to need this
193 AC_MSG_CHECKING([for extra flags for POSIX compliance])
194 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
195 AC_MSG_RESULT(none needed),
196 glib_save_CFLAGS=$CFLAGS
197 CFLAGS="$CFLAGS -posix"
198 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
199 AC_MSG_RESULT(-posix),
201 CFLAGS=$glib_save_CFLAGS
202 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
204 # Checks for header files.
207 # Checks for library functions.
210 AC_CHECK_FUNCS(atexit on_exit)
212 AC_CHECK_SIZEOF(char)
213 AC_CHECK_SIZEOF(short)
214 AC_CHECK_SIZEOF(long)
216 AC_CHECK_SIZEOF(void *)
217 AC_CHECK_SIZEOF(long long)
219 if test x$ac_cv_sizeof_long_long = x8; then
220 # long long is a 64 bit integer.
221 AC_MSG_CHECKING(for format to printf and scanf a gint64)
222 AC_CACHE_VAL(glib_cv_long_long_format,[
223 AC_TRY_RUN([#include <stdio.h>
226 long long b, a = -0x3AFAFAFAFAFAFAFALL;
228 sprintf (buffer, "%llu", a);
229 sscanf (buffer, "%llu", &b);
233 glib_cv_long_long_format=ll,
234 glib_cv_long_long_format=q)])
235 AC_MSG_RESULT(%${glib_cv_long_long_format}i)
238 dnl long doubles were not used, and a portability problem
242 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
243 dnl truely know which ones of `inline', `__inline' and `__inline__' are
244 dnl actually supported.
245 AC_MSG_CHECKING(for __inline)
246 AC_CACHE_VAL(glib_cv_has__inline,[
248 __inline int foo () { return 0; }
249 int main () { return foo (); }
251 glib_cv_has__inline=yes
253 glib_cv_has__inline=no
256 AC_MSG_RESULT($glib_cv_has__inline)
257 case x$glib_cv_has__inline in
258 xyes) AC_DEFINE(G_HAVE___INLINE)
260 AC_MSG_CHECKING(for __inline__)
261 AC_CACHE_VAL(glib_cv_has__inline__,[
263 __inline__ int foo () { return 0; }
264 int main () { return foo (); }
266 glib_cv_has__inline__=yes
268 glib_cv_has__inline__=no
271 AC_MSG_RESULT($glib_cv_has__inline__)
272 case x$glib_cv_has__inline__ in
273 xyes) AC_DEFINE(G_HAVE___INLINE__)
275 AC_MSG_CHECKING(for inline)
276 AC_CACHE_VAL(glib_cv_hasinline,[
278 inline int foo () { return 0; }
279 int main () { return foo (); }
281 glib_cv_hasinline=yes
286 AC_MSG_RESULT($glib_cv_hasinline)
287 case x$glib_cv_hasinline in
288 xyes) AC_DEFINE(G_HAVE_INLINE)
291 dnl for bytesex stuff
294 dnl header file checks
295 AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
296 AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
297 AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
298 AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
299 AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H))
300 AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H))
301 AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
302 AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
303 AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
304 AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
306 # Check for some functions
307 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll)
309 # Check for sys_errlist
310 AC_MSG_CHECKING(for sys_errlist)
312 extern char *sys_errlist[];
314 sys_errlist[sys_nerr-1][0] = 0;
315 ], glib_ok=yes, glib_ok=no)
316 AC_MSG_RESULT($glib_ok)
317 if test $glib_ok = no; then
318 AC_DEFINE(NO_SYS_ERRLIST)
321 # Check for sys_siglist
322 AC_MSG_CHECKING(for sys_siglist)
324 extern char *sys_siglist[];
325 strlen (sys_siglist[0]);
326 ], glib_ok=yes, glib_ok=no)
327 AC_MSG_RESULT($glib_ok)
328 if test $glib_ok = no; then
329 AC_DEFINE(NO_SYS_SIGLIST)
332 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
333 AC_MSG_CHECKING(for sys_siglist declaration)
334 AC_TRY_COMPILE([#include <signal.h>], [
335 strlen (sys_siglist[0]);
336 ], glib_ok=yes, glib_ok=no)
337 AC_MSG_RESULT($glib_ok)
338 if test $glib_ok = no; then
339 AC_DEFINE(NO_SYS_SIGLIST_DECL)
342 # Check if <sys/select.h> needs to be included for fd_set
343 AC_MSG_CHECKING([for fd_set])
344 AC_TRY_COMPILE([#include <sys/types.h>],
345 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
346 if test $gtk_ok = yes; then
347 AC_MSG_RESULT([yes, found in sys/types.h])
349 AC_HEADER_EGREP(fd_set, sys/select.h, gtk_ok=yes)
350 if test $gtk_ok = yes; then
351 AC_DEFINE(HAVE_SYS_SELECT_H)
352 AC_MSG_RESULT([yes, found in sys/select.h])
359 dnl *** check for sane realloc() ***
360 AC_MSG_CHECKING(whether realloc (NULL,) will work)
361 AC_CACHE_VAL(glib_cv_sane_realloc,[
365 return realloc (0, sizeof (int)) == 0;
367 glib_cv_sane_realloc=yes
368 AC_DEFINE(REALLOC_0_WORKS)
370 glib_cv_sane_realloc=no
373 AC_MSG_RESULT($glib_cv_sane_realloc)
376 dnl **********************
377 dnl *** va_copy checks ***
378 dnl **********************
379 dnl we currently check for all three va_copy possibilities, so we get
380 dnl all results in config.log for bug reports.
381 AC_MSG_CHECKING(for an implementation of va_copy())
382 AC_CACHE_VAL(glib_cv_va_copy,[
385 void f (int i, ...) {
386 va_list args1, args2;
388 va_copy (args2, args1);
389 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
391 va_end (args1); va_end (args2);
402 AC_MSG_RESULT($glib_cv_va_copy)
403 AC_MSG_CHECKING(for an implementation of __va_copy())
404 AC_CACHE_VAL(glib_cv___va_copy,[
407 void f (int i, ...) {
408 va_list args1, args2;
410 __va_copy (args2, args1);
411 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
413 va_end (args1); va_end (args2);
419 glib_cv___va_copy=yes
424 AC_MSG_RESULT($glib_cv___va_copy)
425 AC_MSG_CHECKING(whether va_lists can be copied by value)
426 AC_CACHE_VAL(glib_cv_va_val_copy,[
429 void f (int i, ...) {
430 va_list args1, args2;
433 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
435 va_end (args1); va_end (args2);
441 glib_cv_va_val_copy=yes
443 glib_cv_va_val_copy=no
446 if test "x$glib_cv_va_copy" = "xyes"; then
447 AC_DEFINE(G_VA_COPY, va_copy)
448 else if test "x$glib_cv___va_copy" = "xyes"; then
449 AC_DEFINE(G_VA_COPY, __va_copy)
452 if test "x$glib_cv_va_val_copy" = "xno"; then
453 AC_DEFINE(G_VA_COPY_AS_ARRAY)
455 AC_MSG_RESULT($glib_cv_va_val_copy)
458 dnl ***********************
459 dnl *** g_module checks ***
460 dnl ***********************
463 G_MODULE_PLUGIN_LIBS=
465 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
466 G_MODULE_NEED_USCORE=0
467 G_MODULE_HAVE_DLERROR=0
468 dnl *** dlopen() and dlsym() in system libraries
469 if test -z "$G_MODULE_IMPL"; then
470 AC_CHECK_FUNC(dlopen,
472 G_MODULE_IMPL=G_MODULE_IMPL_DL
476 dnl *** load_image (BeOS)
477 if test -z "$G_MODULE_IMPL" -a "x$glib_native_beos" = "xyes"; then
478 AC_CHECK_LIB(root, load_image,
479 G_MODULE_LIBS="-lbe -lroot -lglib"
480 G_MODULE_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
481 G_MODULE_PLUGIN_LIBS="-L\$(top_builddir_full)/gmodule/.libs -lgmodule"
482 G_MODULE_IMPL=G_MODULE_IMPL_BEOS
485 dnl *** dlopen() and dlsym() in libdl
486 if test -z "$G_MODULE_IMPL"; then
487 AC_CHECK_LIB(dl, dlopen,
488 AC_CHECK_LIB(dl, dlsym,
490 G_MODULE_IMPL=G_MODULE_IMPL_DL
494 dnl *** shl_load() in libdld (HP-UX)
495 if test -z "$G_MODULE_IMPL"; then
496 AC_MSG_CHECKING(how to export all symbols)
497 SAVED_LDFLAGS=$LDFLAGS
498 LDFLAGS="$LDFLAGS -Wl,-E"
499 AC_TRY_LINK(,[ return 0; ],
500 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
501 LDFLAGS="$SAVED_LDFLAGS -bexpall"
502 AC_TRY_LINK(,[ return 0; ],
503 G_MODULE_LDFLAGS="-bexpall",
504 G_MODULE_LDFLAGS="none"
507 LDFLAGS=$SAVED_LDFLAGS
508 AC_MSG_RESULT($G_MODULE_LDFLAGS)
509 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
512 AC_CHECK_LIB(dld, shl_load,
514 G_MODULE_IMPL=G_MODULE_IMPL_DLD
517 dnl *** additional checks for G_MODULE_IMPL_DL
518 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
521 G_MODULE_LDFLAGS='-rdynamic'
525 LDFLAGS_orig="$LDFLAGS"
526 LIBS="$LIBS $G_MODULE_LIBS"
527 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
528 dnl *** check whether we need preceeding underscores
529 AC_MSG_CHECKING(for preceeding underscore in symbols)
530 AC_CACHE_VAL(glib_cv_uscore,[
533 int glib_underscore_test (void) { return 42; }
535 void *f1 = (void*)0, *f2 = (void*)0, *handle;
536 handle = dlopen ((void*)0, 0);
538 f1 = dlsym (handle, "glib_underscore_test");
539 f2 = dlsym (handle, "_glib_underscore_test");
540 } return (!f2 || f1);
545 rm -f plugin.c plugin.o plugin.lo
547 AC_MSG_RESULT($glib_cv_uscore)
548 if test "x$glib_cv_uscore" = "xyes"; then
549 G_MODULE_NEED_USCORE=1
551 G_MODULE_NEED_USCORE=0
554 LDFLAGS="$LDFLAGS_orig"
555 dnl *** check for having dlerror()
556 AC_CHECK_FUNC(dlerror,
557 G_MODULE_HAVE_DLERROR=1,
558 G_MODULE_HAVE_DLERROR=0)
561 dnl *** done, have e got an implementation?
562 if test -z "$G_MODULE_IMPL"; then
565 AC_SUBST(G_MODULE_IMPL)
566 AC_SUBST(G_MODULE_LIBS)
567 AC_SUBST(G_MODULE_LIBS_EXTRA)
568 AC_SUBST(G_MODULE_PLUGIN_LIBS)
569 AC_SUBST(G_MODULE_LDFLAGS)
570 AC_SUBST(G_MODULE_HAVE_DLERROR)
571 AC_SUBST(G_MODULE_NEED_USCORE)
572 AC_SUBST(GLIB_DEBUG_FLAGS)
575 dnl ***********************
576 dnl *** g_thread checks ***
577 dnl ***********************
579 AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris/nspr] specify a thread implementation to use],
580 if test "x$with_threads" = x; then
583 want_threads=$with_threads
586 if test "x$enable_threads" = "xno"; then
589 if test "x$want_threads" = "xnone"; then
593 dnl error and warning message
594 dnl *************************
596 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
597 computer. GLib will not have a default thread implementation."
599 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
600 platform (normaly it's "_REENTRANT"). I'll not use any flag on
601 compilation now, but then your programs might not work.
602 Please provide information on how it is done on your system."
604 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
607 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
608 provide information on your thread implementation.
609 You can also run 'configure --disable-threads'
610 to compile without thread support."
612 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
613 functions will not be MT-safe during their first call because
614 there is no working 'getpwuid_r' on your system."
616 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
617 because there is no 'localtime_r' on your system."
619 dnl determination of thread implementation
620 dnl ***************************************
623 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
626 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
630 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
631 || test "x$want_threads" = xdce; then
632 # -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
633 # -U_OSF_SOURCE if for Digital UNIX 4.0d
634 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
635 glib_save_CPPFLAGS="$CPPFLAGS"
636 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
637 if test "x$have_threads" = xnone; then
638 AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_init[^a-zA-Z_]],
642 if test "x$have_threads" = xnone; then
643 AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_create[^a-zA-Z_]],
647 CPPFLAGS="$glib_save_CPPFLAGS"
649 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
650 if test "x$have_threads" = xnone; then
651 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
655 AC_MSG_CHECKING(for thread implementation)
657 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
658 AC_MSG_RESULT(none available)
659 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
661 AC_MSG_RESULT($have_threads)
665 dnl determination of G_THREAD_LIBS
666 dnl ******************************
673 case $have_threads in
676 glib_save_LIBS="$LIBS"
677 for thread_lib in "" pthread pthreads c_r thread dce; do
678 # This is not AC_CHECK_LIB to also work with function
679 # name mangling in header files.
680 if test x"$thread_lib" = x; then
684 add_thread_lib="-l$thread_lib"
685 IN=" in -l$thread_lib"
688 LIBS="$glib_save_LIBS $add_thread_lib"
690 AC_MSG_CHECKING(for pthread_create$IN)
691 AC_TRY_LINK([#include <pthread.h>],
692 [pthread_create(NULL,NULL,NULL,NULL)],
694 G_THREAD_LIBS="$add_thread_lib"
698 LIBS="$glib_save_LIBS"
699 mutex_has_default=yes
700 mutex_default_type='pthread_mutex_t'
701 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
702 mutex_header_file='pthread.h'
703 if test "x$have_threads" = "xposix"; then
704 g_threads_impl="POSIX"
709 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
713 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
714 mutex_has_default=yes
715 mutex_default_type='mutex_t'
716 mutex_default_init="DEFAULTMUTEX"
717 mutex_header_file='thread.h'
718 g_threads_impl="SOLARIS"
721 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
722 G_THREAD_LIBS="-lnspr21")
723 g_threads_impl="NSPR"
726 g_threads_impl="NONE"
729 g_threads_impl="NONE"
734 if test "x$G_THREAD_LIBS" = xerror; then
735 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
740 G_THREAD_LIBS="-lbe -lroot -lglib "
741 G_THREAD_LIBS_EXTRA="-L\$(top_builddir_full)/.libs"
748 AC_MSG_CHECKING(thread related libraries)
749 AC_MSG_RESULT($G_THREAD_LIBS)
751 dnl determination of G_THREAD_CFLAGS
752 dnl ********************************
754 if test x"$enable_threads" = xyes; then
756 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_REENTRANT" # good default guess
760 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
761 if test x"$GCC" = xyes; then
762 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
766 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
768 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
773 # if we are not finding the ctime_r function, then we probably are
774 # not using the proper multithread flag
775 old_CPPFLAGS=$CPPFLAGS
776 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
777 # Note: Digital UNIX 4.0d #defines ctime_r to _Pctime_r for gcc.
778 AC_EGREP_HEADER([[^a-zA-Z_](_P)?ctime_r[^a-zA-Z_]], time.h, ,
780 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
781 CPPFLAGS=$old_CPPFLAGS
783 AC_MSG_CHECKING(thread related cflags)
785 AC_MSG_RESULT($G_THREAD_CFLAGS)
790 dnl check for mt safe function variants and some posix functions
791 dnl ************************************************************
793 if test x"$enable_threads" = xyes; then
794 glib_save_LIBS="$LIBS"
795 glib_save_CFLAGS="$CFLAGS"
796 # we are not doing the following for now, as this might require glib
797 # to always be linked with the thread libs on some platforms.
798 # LIBS="$LIBS $G_THREAD_LIBS"
799 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
800 AC_CHECK_FUNCS(localtime_r rand_r)
801 if test "$ac_cv_header_pwd_h" = "yes"; then
802 AC_MSG_CHECKING([for getpwuid_r])
803 AC_CACHE_VAL(ac_cv_func_getpwuid_r,
804 [AC_TRY_RUN([#include <errno.h>
805 int main () { char buffer[10000], *pointer;
806 char getpwuid_r (long, void*, void*,
809 getpwuid_r (0, &buffer, &buffer,
810 sizeof (buffer), &pointer);
811 return errno == ENOSYS;}],
812 [ac_cv_func_getpwuid_r=yes],
813 [ac_cv_func_getpwuid_r=no])])
814 if test "$ac_cv_func_getpwuid_r" = yes; then
816 AC_DEFINE(HAVE_GETPWUID_R)
820 if test "$ac_cv_func_getpwuid_r" = "yes"; then
821 AC_MSG_CHECKING(whether getpwuid_r is posix like)
822 # getpwuid_r(0, NULL, NULL, 0) is the signature on
823 # solaris, if that is not found, the prog below won't
824 # compile, then the posix signature is assumed as
826 AC_TRY_COMPILE([#include <pwd.h>],
827 [getpwuid_r(0, NULL, NULL, 0);],
830 AC_DEFINE(HAVE_GETPWUID_R_POSIX)])
833 LIBS="$glib_save_LIBS"
834 CFLAGS="$glib_save_CFLAGS"
836 # now spit out all the warnings.
837 if test "$ac_cv_func_getpwuid_r" != "yes"; then
838 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
840 if test "$ac_cv_func_localtime_r" != "yes"; then
841 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
845 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
846 AC_SUBST(G_THREAD_CFLAGS)
847 AC_SUBST(G_THREAD_LIBS)
848 AC_SUBST(G_THREAD_LIBS_EXTRA)
850 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
852 dnl **********************************************
853 dnl *** GDefaultMutex setup and initialization ***
854 dnl **********************************************
856 dnl if mutex_has_default = yes, we also got
857 dnl mutex_default_type, mutex_default_init and mutex_header_file
858 GLIB_IF_VAR_EQ(mutex_has_default, yes,
859 GLIB_SIZEOF([#include <$mutex_header_file>],
863 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
866 $glib_cv_sizeof_gmutex,
872 dnl ****************************************
873 dnl *** GLib POLL* compatibility defines ***
874 dnl ****************************************
876 [#include <sys/types.h>
877 #include <sys/poll.h>],
878 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
879 glibconfig-sysdefs.h,
883 dnl ******************************
884 dnl *** output the whole stuff ***
885 dnl ******************************
889 ## Generate `glibconfig.h' in two cases
890 ## 1. `config.status' is run either explicitly, or via configure.
891 ## Esp. not when it is run in `Makefile' to generate makefiles and
893 ## 2. CONFIG_OTHER is set explicitly
895 ## Case 1 is difficult. We know that `automake' sets one of
896 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
897 ## only when AM_CONFIG_HEADER is set, however.
899 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
900 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
901 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
903 case "$CONFIG_OTHER" in
905 echo creating glibconfig.h
906 outfile=glibconfig.h-tmp
907 cat > $outfile <<\_______EOF
910 * This is a generated file. Please modify `configure.in'
918 #endif /* __cplusplus */
922 if test x$glib_limits_h = xyes; then
923 echo '#include <limits.h>' >> $outfile
925 if test x$glib_float_h = xyes; then
926 echo '#include <float.h>' >> $outfile
928 if test x$glib_values_h = xyes; then
929 echo '#include <values.h>' >> $outfile
931 if test x$g_mutex_header_file != x; then
932 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
934 if test x$glib_sys_poll_h = xyes; then
935 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
938 cat >> $outfile <<_______EOF
940 #define G_MINFLOAT $glib_mf
941 #define G_MAXFLOAT $glib_Mf
942 #define G_MINDOUBLE $glib_md
943 #define G_MAXDOUBLE $glib_Md
944 #define G_MINSHORT $glib_ms
945 #define G_MAXSHORT $glib_Ms
946 #define G_MAXUSHORT $glib_Mus
947 #define G_MININT $glib_mi
948 #define G_MAXINT $glib_Mi
949 #define G_MAXUINT $glib_Mui
950 #define G_MINLONG $glib_ml
951 #define G_MAXLONG $glib_Ml
952 #define G_MAXULONG $glib_Mul
957 ### this should always be true in a modern C/C++ compiler
958 cat >>$outfile <<_______EOF
959 typedef signed char gint8;
960 typedef unsigned char guint8;
964 if test -n "$gint16"; then
965 cat >>$outfile <<_______EOF
966 typedef signed $gint16 gint16;
967 typedef unsigned $gint16 guint16;
968 #define G_GINT16_FORMAT $gint16_format
969 #define G_GUINT16_FORMAT $guint16_format
974 if test -n "$gint32"; then
975 cat >>$outfile <<_______EOF
976 typedef signed $gint32 gint32;
977 typedef unsigned $gint32 guint32;
978 #define G_GINT32_FORMAT $gint32_format
979 #define G_GUINT32_FORMAT $guint32_format
984 if test -n "$gint64"; then
985 cat >>$outfile <<_______EOF
986 ${glib_warning_guard}#define G_HAVE_GINT64 1
988 ${glib_extension}typedef signed $gint64 gint64;
989 ${glib_extension}typedef unsigned $gint64 guint64;
991 #define G_GINT64_FORMAT $gint64_format
992 #define G_GUINT64_FORMAT $guint64_format
993 #define G_GINT64_CONSTANT(val) $gint64_constant
998 if test -z "$glib_unknown_void_p"; then
999 cat >>$outfile <<_______EOF
1001 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
1002 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
1004 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
1005 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
1008 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
1013 cat >>$outfile <<_______EOF
1021 #define G_HAVE_INLINE 1
1022 #else /* !__cplusplus */
1024 #endif /* !__cplusplus */
1028 if test x$g_mutex_has_default = xyes; then
1029 cat >>$outfile <<_______EOF
1030 $g_enable_threads_def G_THREADS_ENABLED
1031 #define G_THREADS_IMPL_$g_threads_impl_def
1032 typedef struct _GStaticMutex GStaticMutex;
1033 struct _GStaticMutex
1035 struct _GMutex *runtime_mutex;
1037 char pad[$g_mutex_sizeof];
1038 double dummy_double;
1039 void *dummy_pointer;
1043 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
1044 #define g_static_mutex_get_mutex(mutex) \
1045 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->aligned_pad_u)) : \
1046 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1049 cat >>$outfile <<_______EOF
1050 $g_enable_threads_def G_THREADS_ENABLED
1051 #define G_THREADS_IMPL_$g_threads_impl_def
1052 typedef struct _GMutex* GStaticMutex;
1053 #define G_STATIC_MUTEX_INIT NULL
1054 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1060 if test -n "$gint64"; then
1061 g_bit_sizes="$g_bit_sizes 64"
1063 for bits in $g_bit_sizes; do
1064 cat >>$outfile <<_______EOF
1065 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1066 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1067 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1068 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1072 cat >>$outfile <<_______EOF
1073 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1074 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1075 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1076 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1077 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1078 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1079 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1080 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1081 #define G_BYTE_ORDER $g_byte_order
1085 if test -r glibconfig-sysdefs.h; then
1086 cat glibconfig-sysdefs.h >>$outfile
1089 cat >>$outfile <<_______EOF
1092 #endif /* __cplusplus */
1094 #endif /* GLIBCONFIG_H */
1098 if cmp -s $outfile glibconfig.h; then
1099 echo glibconfig.h is unchanged
1102 mv $outfile glibconfig.h
1107 # Note that if two cases are the same, case goes with the first one.
1108 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1109 # on variable expansion in case labels. Look at the generated config.status
1113 x$ac_cv_header_float_h)
1115 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1116 glib_md=DBL_MIN glib_Md=DBL_MAX
1118 x$ac_cv_header_values_h)
1120 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1121 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1126 x$ac_cv_header_limits_h)
1128 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
1129 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
1130 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
1132 x$ac_cv_header_values_h)
1134 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
1135 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
1136 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
1140 if test x$ac_cv_header_sys_poll_h = xyes ; then
1145 $ac_cv_sizeof_short)
1147 gint16_format='"hi"'
1148 guint16_format='"hu"'
1153 guint16_format='"u"'
1157 $ac_cv_sizeof_short)
1159 gint32_format='"hi"'
1160 guint32_format='"hu"'
1165 guint32_format='"u"'
1169 gint32_format='"li"'
1170 guint32_format='"lu"'
1177 guint64_format='"u"'
1180 gint64_constant='(val)'
1184 gint64_format='"li"'
1185 guint64_format='"lu"'
1188 gint64_constant='(val##L)'
1190 $ac_cv_sizeof_long_long)
1192 gint64_format='"'$glib_cv_long_long_format'i"'
1193 guint64_format='"'$glib_cv_long_long_format'u"'
1194 glib_extension='G_GNUC_EXTENSION '
1195 glib_warning_guard="
1196 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1197 # define G_GNUC_EXTENSION __extension__
1199 # define G_GNUC_EXTENSION
1203 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1207 gintbits=`expr $ac_cv_sizeof_int \* 8`
1208 glongbits=`expr $ac_cv_sizeof_long \* 8`
1211 case $ac_cv_sizeof_void_p in
1212 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1213 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1214 *) glib_unknown_void_p=yes ;;
1219 x$ac_cv_func_atexit)
1221 #ifdef NeXT /* @#%@! NeXTStep */
1222 # define g_ATEXIT(proc) (!atexit (proc))
1224 # define g_ATEXIT(proc) (atexit (proc))
1227 x$ac_cv_func_on_exit)
1229 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1234 x$ac_cv_func_memmove)
1236 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1240 /* We make the assumption that if memmove isn't available, then
1241 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1242 * necessarily handle overlapping copies) */
1243 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1248 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1249 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1250 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1254 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1255 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1259 if test x$glib_cv_va_val_copy = xno; then
1260 glib_vacopy="\$glib_vacopy
1261 #define G_VA_COPY_AS_ARRAY 1"
1264 if test x$glib_cv_hasinline = xyes; then
1265 glib_inline='#define G_HAVE_INLINE 1'
1267 if test x$glib_cv_has__inline = xyes; then
1268 glib_inline="\$glib_inline
1269 #define G_HAVE___INLINE 1"
1271 if test x$glib_cv_has__inline__ = xyes; then
1272 glib_inline="\$glib_inline
1273 #define G_HAVE___INLINE__ 1"
1277 x$ac_cv_c_bigendian)
1278 g_byte_order=G_BIG_ENDIAN
1283 g_byte_order=G_LITTLE_ENDIAN
1289 case x$enable_threads in
1290 xyes) g_enable_threads_def="#define";;
1291 *) g_enable_threads_def="#undef ";;
1294 g_threads_impl_def=$g_threads_impl
1296 g_mutex_has_default="$mutex_has_default"
1297 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1298 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1300 if test "x$glib_native_beos" = "xyes"; then
1301 glib_native_beos_def="\$glib_native_beos_def
1302 #define GLIB_NATIVE_BEOS 1"
1310 gmodule/gmoduleconf.h
1315 ],[case "$CONFIG_FILES" in
1316 *glib-config*)chmod +x glib-config;;
1319 echo " *** IMPORTANT *** "
1321 echo "This is a development version of GLib. You should be using a stable"
1322 echo "version, which is available at ftp://ftp.gtk.org/pub/gtk/v1.2/. The"
1323 echo "version you just configured is meant for developers of GLib only:"
1325 echo " * You should not base stable software on this version of GLib."
1326 echo " * GNOME developers should use a stable version of GLib."
1328 echo "Distributions should *NOT* ship a development package of this GLib."
1329 echo "Do not ship the headers and do not ship the glib-config script. These"
1330 echo "things will conflict with the stable 1.2 series. Package only enough"
1331 echo "to satisfy the requirements of some other package. Package only the"
1332 echo "library itself. Doing otherwise will do no favors to the community."
1334 echo "If you install this version of GLib, we strongly recommend that you"
1335 echo "install it in a different prefix than GLib 1.2. Use --prefix as an"
1336 echo "argument to configure to do this. Otherwise, you will not be able to"
1337 echo "do development with GLib 1.2 any longer."
1339 echo " *** You should be using GLib 1.2 instead. ***"