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_VERSION)
46 LT_RELEASE=$GLIB_MAJOR_VERSION.$GLIB_MINOR_VERSION
47 LT_CURRENT=`expr $GLIB_MICRO_VERSION - $GLIB_INTERFACE_AGE`
48 LT_REVISION=$GLIB_INTERFACE_AGE
49 LT_AGE=`expr $GLIB_BINARY_AGE - $GLIB_INTERFACE_AGE`
58 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
60 # Specify a configuration file
61 AM_CONFIG_HEADER(config.h)
63 AC_DEFINE_UNQUOTED(GLIB_MAJOR_VERSION, $GLIB_MAJOR_VERSION)
64 AC_DEFINE_UNQUOTED(GLIB_MINOR_VERSION, $GLIB_MINOR_VERSION)
65 AC_DEFINE_UNQUOTED(GLIB_MICRO_VERSION, $GLIB_MICRO_VERSION)
66 AC_DEFINE_UNQUOTED(GLIB_INTERFACE_AGE, $GLIB_INTERFACE_AGE)
67 AC_DEFINE_UNQUOTED(GLIB_BINARY_AGE, $GLIB_BINARY_AGE)
69 dnl Initialize libtool
72 dnl Initialize maintainer mode
77 dnl figure debugging default, prior to $ac_help setup
79 AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
80 if test `expr $GLIB_MINOR_VERSION \% 2` = 1 ; then
87 dnl declare --enable-* args and collect ac_help strings
88 AC_ARG_ENABLE(debug, [ --enable-debug=[no/minimum/yes] turn on debugging [default=$debug_default]],,enable_debug=$debug_default)
89 AC_ARG_ENABLE(mem_check, [ --enable-mem-check turn on malloc/free sanity checking [default=no]],,enable_mem_check=no)
90 AC_ARG_ENABLE(mem_profile, [ --enable-mem-profile turn on malloc profiling atexit [default=no]],,enable_mem_profile=no)
91 AC_ARG_ENABLE(ansi, [ --enable-ansi turn on strict ansi [default=no]],
93 AC_ARG_ENABLE(threads, [ --enable-threads turn on basic thread support [default=yes]
94 ([=no] will override --with-threads)],,enable_threads=yes)
96 if test "x$enable_threads" != "xyes"; then
100 AC_MSG_CHECKING(whether to enable memory checking)
101 if test "x$enable_mem_check" = "xyes"; then
102 AC_DEFINE(ENABLE_MEM_CHECK, 1)
103 AC_SUBST(ENABLE_MEM_CHECK)
109 AC_MSG_CHECKING(whether to enable memory profiling)
110 if test "x$enable_mem_profile" = "xyes"; then
111 AC_DEFINE(ENABLE_MEM_PROFILE, 1)
112 AC_SUBST(ENABLE_MEM_PROFILE)
118 if test "x$enable_debug" = "xyes"; then
119 test "$cflags_set" = set || CFLAGS="$CFLAGS -g"
120 GLIB_DEBUG_FLAGS="-DG_ENABLE_DEBUG"
122 if test "x$enable_debug" = "xno"; then
123 GLIB_DEBUG_FLAGS="-DG_DISABLE_ASSERT -DG_DISABLE_CHECKS"
127 AC_DEFINE_UNQUOTED(G_COMPILED_WITH_DEBUGGING, "${enable_debug}")
129 # Checks for programs.
135 if test "x$GCC" = "xyes"; then
137 *[\ \ ]-Wall[\ \ ]*) ;;
138 *) CFLAGS="$CFLAGS -Wall" ;;
141 if test "x$enable_ansi" = "xyes"; then
143 *[\ \ ]-ansi[\ \ ]*) ;;
144 *) CFLAGS="$CFLAGS -ansi" ;;
148 *[\ \ ]-pedantic[\ \ ]*) ;;
149 *) CFLAGS="$CFLAGS -pedantic" ;;
155 dnl DU4 native cc currently needs -std1 for ANSI mode (instead of K&R)
156 AC_MSG_CHECKING([for extra flags to get ANSI library prototypes])
159 AC_TRY_RUN([#include <math.h>
160 int main (void) { return (log(1) != log(1.)); }],
161 AC_MSG_RESULT(none needed),
162 glib_save_CFLAGS=$CFLAGS
163 CFLAGS="$CFLAGS -std1"
164 AC_TRY_RUN([#include <math.h>
165 int main (void) { return (log(1) != log(1.)); }],
166 AC_MSG_RESULT(-std1),
168 CFLAGS=$glib_save_CFLAGS
170 [No ANSI prototypes found in library. (-std1 didn't work.)])
175 dnl NeXTStep cc seems to need this
176 AC_MSG_CHECKING([for extra flags for POSIX compliance])
177 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
178 AC_MSG_RESULT(none needed),
179 glib_save_CFLAGS=$CFLAGS
180 CFLAGS="$CFLAGS -posix"
181 AC_TRY_COMPILE([#include <dirent.h>], [DIR *dir;],
182 AC_MSG_RESULT(-posix),
184 CFLAGS=$glib_save_CFLAGS
185 AC_MSG_WARN([Could not determine POSIX flag. (-posix didn't work.)])))
187 # Checks for header files.
190 # Checks for library functions.
193 AC_CHECK_FUNCS(atexit on_exit)
195 AC_CHECK_SIZEOF(char)
196 AC_CHECK_SIZEOF(short)
197 AC_CHECK_SIZEOF(long)
199 AC_CHECK_SIZEOF(void *)
200 AC_CHECK_SIZEOF(long long)
202 if test x$ac_cv_sizeof_long_long = x8; then
203 # long long is a 64 bit integer.
204 AC_MSG_CHECKING(for format to printf and scanf a gint64)
205 AC_CACHE_VAL(glib_cv_long_long_format,[
206 AC_TRY_RUN([#include <stdio.h>
209 long long b, a = -0x3AFAFAFAFAFAFAFALL;
211 sprintf (buffer, "%llu", a);
212 sscanf (buffer, "%llu", &b);
216 glib_cv_long_long_format=ll,
217 glib_cv_long_long_format=q)])
218 AC_MSG_RESULT(%${glib_cv_long_long_format}i)
221 dnl long doubles were not used, and a portability problem
225 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
226 dnl truely know which ones of `inline', `__inline' and `__inline__' are
227 dnl actually supported.
228 AC_MSG_CHECKING(for __inline)
229 AC_CACHE_VAL(glib_cv_has__inline,[
231 __inline int foo () { return 0; }
232 int main () { return foo (); }
234 glib_cv_has__inline=yes
236 glib_cv_has__inline=no
239 AC_MSG_RESULT($glib_cv_has__inline)
240 case x$glib_cv_has__inline in
241 xyes) AC_DEFINE(G_HAVE___INLINE)
243 AC_MSG_CHECKING(for __inline__)
244 AC_CACHE_VAL(glib_cv_has__inline__,[
246 __inline__ int foo () { return 0; }
247 int main () { return foo (); }
249 glib_cv_has__inline__=yes
251 glib_cv_has__inline__=no
254 AC_MSG_RESULT($glib_cv_has__inline__)
255 case x$glib_cv_has__inline__ in
256 xyes) AC_DEFINE(G_HAVE___INLINE__)
258 AC_MSG_CHECKING(for inline)
259 AC_CACHE_VAL(glib_cv_hasinline,[
261 inline int foo () { return 0; }
262 int main () { return foo (); }
264 glib_cv_hasinline=yes
269 AC_MSG_RESULT($glib_cv_hasinline)
270 case x$glib_cv_hasinline in
271 xyes) AC_DEFINE(G_HAVE_INLINE)
274 dnl for bytesex stuff
277 dnl header file checks
278 AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
279 AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
280 AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
281 AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
282 AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H))
283 AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H))
284 AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
285 AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
286 AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
287 AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
289 # Check for some functions
290 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll)
292 # Check for sys_errlist
293 AC_MSG_CHECKING(for sys_errlist)
295 extern char *sys_errlist[];
297 sys_errlist[sys_nerr-1][0] = 0;
298 ], glib_ok=yes, glib_ok=no)
299 AC_MSG_RESULT($glib_ok)
300 if test $glib_ok = no; then
301 AC_DEFINE(NO_SYS_ERRLIST)
304 # Check for sys_siglist
305 AC_MSG_CHECKING(for sys_siglist)
307 extern char *sys_siglist[];
308 strlen (sys_siglist[0]);
309 ], glib_ok=yes, glib_ok=no)
310 AC_MSG_RESULT($glib_ok)
311 if test $glib_ok = no; then
312 AC_DEFINE(NO_SYS_SIGLIST)
315 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
316 AC_MSG_CHECKING(for sys_siglist declaration)
317 AC_TRY_COMPILE([#include <signal.h>], [
318 strlen (sys_siglist[0]);
319 ], glib_ok=yes, glib_ok=no)
320 AC_MSG_RESULT($glib_ok)
321 if test $glib_ok = no; then
322 AC_DEFINE(NO_SYS_SIGLIST_DECL)
325 # Check if <sys/select.h> needs to be included for fd_set
326 AC_MSG_CHECKING([for fd_set])
327 AC_TRY_COMPILE([#include <sys/types.h>],
328 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
329 if test $gtk_ok = yes; then
330 AC_MSG_RESULT([yes, found in sys/types.h])
332 AC_HEADER_EGREP(fd_set, sys/select.h, gtk_ok=yes)
333 if test $gtk_ok = yes; then
334 AC_DEFINE(HAVE_SYS_SELECT_H)
335 AC_MSG_RESULT([yes, found in sys/select.h])
342 dnl *** check for sane realloc() ***
343 AC_MSG_CHECKING(whether realloc (NULL,) will work)
344 AC_CACHE_VAL(glib_cv_sane_realloc,[
348 return realloc (0, sizeof (int)) == 0;
350 glib_cv_sane_realloc=yes
351 AC_DEFINE(REALLOC_0_WORKS)
353 glib_cv_sane_realloc=no
356 AC_MSG_RESULT($glib_cv_sane_realloc)
359 dnl **********************
360 dnl *** va_copy checks ***
361 dnl **********************
362 dnl we currently check for all three va_copy possibilities, so we get
363 dnl all results in config.log for bug reports.
364 AC_MSG_CHECKING(for an implementation of va_copy())
365 AC_CACHE_VAL(glib_cv_va_copy,[
368 void f (int i, ...) {
369 va_list args1, args2;
371 va_copy (args2, args1);
372 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
374 va_end (args1); va_end (args2);
385 AC_MSG_RESULT($glib_cv_va_copy)
386 AC_MSG_CHECKING(for an implementation of __va_copy())
387 AC_CACHE_VAL(glib_cv___va_copy,[
390 void f (int i, ...) {
391 va_list args1, args2;
393 __va_copy (args2, args1);
394 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
396 va_end (args1); va_end (args2);
402 glib_cv___va_copy=yes
407 AC_MSG_RESULT($glib_cv___va_copy)
408 AC_MSG_CHECKING(whether va_lists can be copied by value)
409 AC_CACHE_VAL(glib_cv_va_val_copy,[
412 void f (int i, ...) {
413 va_list args1, args2;
416 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
418 va_end (args1); va_end (args2);
424 glib_cv_va_val_copy=yes
426 glib_cv_va_val_copy=no
429 if test "x$glib_cv_va_copy" = "xyes"; then
430 AC_DEFINE(G_VA_COPY, va_copy)
431 else if test "x$glib_cv___va_copy" = "xyes"; then
432 AC_DEFINE(G_VA_COPY, __va_copy)
435 if test "x$glib_cv_va_val_copy" = "xno"; then
436 AC_DEFINE(G_VA_COPY_AS_ARRAY)
438 AC_MSG_RESULT($glib_cv_va_val_copy)
441 dnl ***********************
442 dnl *** g_module checks ***
443 dnl ***********************
446 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
447 G_MODULE_NEED_USCORE=0
448 G_MODULE_HAVE_DLERROR=0
449 dnl *** dlopen() and dlsym() in system libraries
450 if test -z "$G_MODULE_IMPL"; then
451 AC_CHECK_FUNC(dlopen,
453 G_MODULE_IMPL=G_MODULE_IMPL_DL
457 dnl *** dlopen() and dlsym() in libdl
458 if test -z "$G_MODULE_IMPL"; then
459 AC_CHECK_LIB(dl, dlopen,
460 AC_CHECK_LIB(dl, dlsym,
462 G_MODULE_IMPL=G_MODULE_IMPL_DL
466 dnl *** shl_load() in libdld (HP-UX)
467 if test -z "$G_MODULE_IMPL"; then
468 AC_MSG_CHECKING(how to export all symbols)
469 SAVED_LDFLAGS=$LDFLAGS
470 LDFLAGS="$LDFLAGS -Wl,-E"
471 AC_TRY_LINK(,[ return 0; ],
472 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
473 LDFLAGS="$SAVED_LDFLAGS -bexpall"
474 AC_TRY_LINK(,[ return 0; ],
475 G_MODULE_LDFLAGS="-bexpall",
476 G_MODULE_LDFLAGS="none"
479 LDFLAGS=$SAVED_LDFLAGS
480 AC_MSG_RESULT($G_MODULE_LDFLAGS)
481 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
484 AC_CHECK_LIB(dld, shl_load,
486 G_MODULE_IMPL=G_MODULE_IMPL_DLD
489 dnl *** additional checks for G_MODULE_IMPL_DL
490 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
493 G_MODULE_LDFLAGS='-rdynamic'
497 LDFLAGS_orig="$LDFLAGS"
498 LIBS="$LIBS $G_MODULE_LIBS"
499 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
500 dnl *** check whether we need preceeding underscores
501 AC_MSG_CHECKING(for preceeding underscore in symbols)
502 AC_CACHE_VAL(glib_cv_uscore,[
505 int glib_underscore_test (void) { return 42; }
507 void *f1 = (void*)0, *f2 = (void*)0, *handle;
508 handle = dlopen ((void*)0, 0);
510 f1 = dlsym (handle, "glib_underscore_test");
511 f2 = dlsym (handle, "_glib_underscore_test");
512 } return (!f2 || f1);
517 rm -f plugin.c plugin.o plugin.lo
519 AC_MSG_RESULT($glib_cv_uscore)
520 if test "x$glib_cv_uscore" = "xyes"; then
521 G_MODULE_NEED_USCORE=1
523 G_MODULE_NEED_USCORE=0
526 LDFLAGS="$LDFLAGS_orig"
527 dnl *** check for having dlerror()
528 AC_CHECK_FUNC(dlerror,
529 G_MODULE_HAVE_DLERROR=1,
530 G_MODULE_HAVE_DLERROR=0)
533 dnl *** done, have e got an implementation?
534 if test -z "$G_MODULE_IMPL"; then
537 AC_SUBST(G_MODULE_IMPL)
538 AC_SUBST(G_MODULE_LIBS)
539 AC_SUBST(G_MODULE_LDFLAGS)
540 AC_SUBST(G_MODULE_HAVE_DLERROR)
541 AC_SUBST(G_MODULE_NEED_USCORE)
542 AC_SUBST(GLIB_DEBUG_FLAGS)
545 dnl ***********************
546 dnl *** g_thread checks ***
547 dnl ***********************
549 AC_ARG_WITH(threads, [ --with-threads=[none/posix/dce/solaris/nspr] specify a thread implementation to use],
550 if test "x$with_threads" = x; then
553 want_threads=$with_threads
556 if test "x$enable_threads" = "xno"; then
559 if test "x$want_threads" = "xnone"; then
563 dnl error and warning message
564 dnl *************************
566 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
567 computer. GLib will not have a default thread implementation."
569 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
570 platform (normaly it's "_REENTRANT"). I'll not use any flag on
571 compilation now, but then your programs might not work.
572 Please provide information on how it is done on your system."
574 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
577 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
578 provide information on your thread implementation.
579 You can also run 'configure --disable-threads'
580 to compile without thread support."
582 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
583 functions will not be MT-safe during their first call because
584 there is no working 'getpwuid_r' on your system."
586 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
587 because there is no 'localtime_r' on your system."
589 dnl determination of thread implementation
590 dnl ***************************************
593 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
596 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
600 if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
601 || test "x$want_threads" = xdce; then
602 # -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
603 # -U_OSF_SOURCE if for Digital UNIX 4.0d
604 GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
605 glib_save_CPPFLAGS="$CPPFLAGS"
606 CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
607 if test "x$have_threads" = xnone; then
608 AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_init[^a-zA-Z_]],
612 if test "x$have_threads" = xnone; then
613 AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_create[^a-zA-Z_]],
617 CPPFLAGS="$glib_save_CPPFLAGS"
619 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
620 if test "x$have_threads" = xnone; then
621 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
625 AC_MSG_CHECKING(for thread implementation)
627 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
628 AC_MSG_RESULT(none available)
629 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
631 AC_MSG_RESULT($have_threads)
635 dnl determination of G_THREAD_LIBS
636 dnl ******************************
642 case $have_threads in
645 glib_save_LIBS="$LIBS"
646 for thread_lib in "" pthread pthreads c_r thread dce; do
647 # This is not AC_CHECK_LIB to also work with function
648 # name mangling in header files.
649 if test x"$thread_lib" = x; then
653 add_thread_lib="-l$thread_lib"
654 IN=" in -l$thread_lib"
657 LIBS="$glib_save_LIBS $add_thread_lib"
659 AC_MSG_CHECKING(for pthread_create$IN)
660 AC_TRY_LINK([#include <pthread.h>],
661 [pthread_create(NULL,NULL,NULL,NULL)],
663 G_THREAD_LIBS="$add_thread_lib"
667 LIBS="$glib_save_LIBS"
668 mutex_has_default=yes
669 mutex_default_type='pthread_mutex_t'
670 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
671 mutex_header_file='pthread.h'
672 if test "x$have_threads" = "xposix"; then
673 g_threads_impl="POSIX"
678 AC_SUBST(GTHREAD_COMPILE_IMPL_DEFINES)
682 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
683 mutex_has_default=yes
684 mutex_default_type='mutex_t'
685 mutex_default_init="DEFAULTMUTEX"
686 mutex_header_file='thread.h'
687 g_threads_impl="SOLARIS"
690 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
691 G_THREAD_LIBS="-lnspr21")
692 g_threads_impl="NSPR"
695 g_threads_impl="NONE"
698 g_threads_impl="NONE"
703 if test "x$G_THREAD_LIBS" = xerror; then
704 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
707 AC_MSG_CHECKING(thread related libraries)
708 AC_MSG_RESULT($G_THREAD_LIBS)
710 dnl determination of G_THREAD_CFLAGS
711 dnl ********************************
713 if test x"$enable_threads" = xyes; then
715 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_REENTRANT" # good default guess
719 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
720 if test x"$GCC" = xyes; then
721 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
725 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
727 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
732 # if we are not finding the ctime_r function, then we probably are
733 # not using the proper multithread flag
734 old_CPPFLAGS=$CPPFLAGS
735 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
736 # Note: Digital UNIX 4.0d #defines ctime_r to _Pctime_r for gcc.
737 AC_EGREP_HEADER([[^a-zA-Z_](_P)?ctime_r[^a-zA-Z_]], time.h, ,
739 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
740 CPPFLAGS=$old_CPPFLAGS
742 AC_MSG_CHECKING(thread related cflags)
744 AC_MSG_RESULT($G_THREAD_CFLAGS)
749 dnl check for mt safe function variants and some posix functions
750 dnl ************************************************************
752 if test x"$enable_threads" = xyes; then
753 glib_save_LIBS="$LIBS"
754 glib_save_CFLAGS="$CFLAGS"
755 # we are not doing the following for now, as this might require glib
756 # to always be linked with the thread libs on some platforms.
757 # LIBS="$LIBS $G_THREAD_LIBS"
758 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
759 AC_CHECK_FUNCS(localtime_r rand_r)
760 if test "$ac_cv_header_pwd_h" = "yes"; then
761 AC_MSG_CHECKING([for getpwuid_r])
762 AC_CACHE_VAL(ac_cv_func_getpwuid_r,
763 [AC_TRY_RUN([#include <errno.h>
764 int main () { char buffer[10000], *pointer;
765 char getpwuid_r (long, void*, void*,
768 getpwuid_r (0, &buffer, &buffer,
769 sizeof (buffer), &pointer);
770 return errno == ENOSYS;}],
771 [ac_cv_func_getpwuid_r=yes],
772 [ac_cv_func_getpwuid_r=no])])
773 if test "$ac_cv_func_getpwuid_r" = yes; then
775 AC_DEFINE(HAVE_GETPWUID_R)
779 if test "$ac_cv_func_getpwuid_r" = "yes"; then
780 AC_MSG_CHECKING(whether getpwuid_r is posix like)
781 # getpwuid_r(0, NULL, NULL, 0) is the signature on
782 # solaris, if that is not found, the prog below won't
783 # compile, then the posix signature is assumed as
785 AC_TRY_COMPILE([#include <pwd.h>],
786 [getpwuid_r(0, NULL, NULL, 0);],
789 AC_DEFINE(HAVE_GETPWUID_R_POSIX)])
792 LIBS="$glib_save_LIBS"
793 CFLAGS="$glib_save_CFLAGS"
795 # now spit out all the warnings.
796 if test "$ac_cv_func_getpwuid_r" != "yes"; then
797 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
799 if test "$ac_cv_func_localtime_r" != "yes"; then
800 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
804 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
805 AC_SUBST(G_THREAD_CFLAGS)
806 AC_SUBST(G_THREAD_LIBS)
808 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
810 dnl **********************************************
811 dnl *** GDefaultMutex setup and initialization ***
812 dnl **********************************************
814 dnl if mutex_has_default = yes, we also got
815 dnl mutex_default_type, mutex_default_init and mutex_header_file
816 GLIB_IF_VAR_EQ(mutex_has_default, yes,
817 GLIB_SIZEOF([#include <$mutex_header_file>],
821 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
824 $glib_cv_sizeof_gmutex,
830 dnl ****************************************
831 dnl *** GLib POLL* compatibility defines ***
832 dnl ****************************************
834 [#include <sys/types.h>
835 #include <sys/poll.h>],
836 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
837 glibconfig-sysdefs.h,
841 dnl ******************************
842 dnl *** output the whole stuff ***
843 dnl ******************************
847 ## Generate `glibconfig.h' in two cases
848 ## 1. `config.status' is run either explicitly, or via configure.
849 ## Esp. not when it is run in `Makefile' to generate makefiles and
851 ## 2. CONFIG_OTHER is set explicitly
853 ## Case 1 is difficult. We know that `automake' sets one of
854 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
855 ## only when AM_CONFIG_HEADER is set, however.
857 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
858 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
859 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
861 case "$CONFIG_OTHER" in
863 echo creating glibconfig.h
864 outfile=glibconfig.h-tmp
865 cat > $outfile <<\_______EOF
868 * This is a generated file. Please modify `configure.in'
876 #endif /* __cplusplus */
880 if test x$glib_limits_h = xyes; then
881 echo '#include <limits.h>' >> $outfile
883 if test x$glib_float_h = xyes; then
884 echo '#include <float.h>' >> $outfile
886 if test x$glib_values_h = xyes; then
887 echo '#include <values.h>' >> $outfile
889 if test x$g_mutex_header_file != x; then
890 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
892 if test x$glib_sys_poll_h = xyes; then
893 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
896 cat >> $outfile <<_______EOF
898 #define G_MINFLOAT $glib_mf
899 #define G_MAXFLOAT $glib_Mf
900 #define G_MINDOUBLE $glib_md
901 #define G_MAXDOUBLE $glib_Md
902 #define G_MINSHORT $glib_ms
903 #define G_MAXSHORT $glib_Ms
904 #define G_MAXUSHORT $glib_Mus
905 #define G_MININT $glib_mi
906 #define G_MAXINT $glib_Mi
907 #define G_MAXUINT $glib_Mui
908 #define G_MINLONG $glib_ml
909 #define G_MAXLONG $glib_Ml
910 #define G_MAXULONG $glib_Mul
915 ### this should always be true in a modern C/C++ compiler
916 cat >>$outfile <<_______EOF
917 typedef signed char gint8;
918 typedef unsigned char guint8;
922 if test -n "$gint16"; then
923 cat >>$outfile <<_______EOF
924 typedef signed $gint16 gint16;
925 typedef unsigned $gint16 guint16;
926 #define G_GINT16_FORMAT $gint16_format
927 #define G_GUINT16_FORMAT $guint16_format
932 if test -n "$gint32"; then
933 cat >>$outfile <<_______EOF
934 typedef signed $gint32 gint32;
935 typedef unsigned $gint32 guint32;
936 #define G_GINT32_FORMAT $gint32_format
937 #define G_GUINT32_FORMAT $guint32_format
942 if test -n "$gint64"; then
943 cat >>$outfile <<_______EOF
944 ${glib_warning_guard}#define G_HAVE_GINT64 1
946 ${glib_extension}typedef signed $gint64 gint64;
947 ${glib_extension}typedef unsigned $gint64 guint64;
949 #define G_GINT64_FORMAT $gint64_format
950 #define G_GUINT64_FORMAT $guint64_format
951 #define G_GINT64_CONSTANT(val) $gint64_constant
956 if test -z "$glib_unknown_void_p"; then
957 cat >>$outfile <<_______EOF
959 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
960 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
962 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
963 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
966 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
971 cat >>$outfile <<_______EOF
979 #define G_HAVE_INLINE 1
980 #else /* !__cplusplus */
982 #endif /* !__cplusplus */
986 if test x$g_mutex_has_default = xyes; then
987 cat >>$outfile <<_______EOF
988 $g_enable_threads_def G_THREADS_ENABLED
989 #define G_THREADS_IMPL_$g_threads_impl_def
990 typedef struct _GStaticMutex GStaticMutex;
993 struct _GMutex *runtime_mutex;
995 char pad[$g_mutex_sizeof];
1001 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
1002 #define g_static_mutex_get_mutex(mutex) \
1003 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->aligned_pad_u)) : \
1004 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1007 cat >>$outfile <<_______EOF
1008 $g_enable_threads_def G_THREADS_ENABLED
1009 #define G_THREADS_IMPL_$g_threads_impl_def
1010 typedef struct _GMutex* GStaticMutex;
1011 #define G_STATIC_MUTEX_INIT NULL
1012 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1018 if test -n "$gint64"; then
1019 g_bit_sizes="$g_bit_sizes 64"
1021 for bits in $g_bit_sizes; do
1022 cat >>$outfile <<_______EOF
1023 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1024 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1025 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1026 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1030 cat >>$outfile <<_______EOF
1031 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1032 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1033 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1034 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1035 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1036 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1037 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1038 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1039 #define G_BYTE_ORDER $g_byte_order
1043 if test -r glibconfig-sysdefs.h; then
1044 cat glibconfig-sysdefs.h >>$outfile
1047 cat >>$outfile <<_______EOF
1050 #endif /* __cplusplus */
1052 #endif /* GLIBCONFIG_H */
1056 if cmp -s $outfile glibconfig.h; then
1057 echo glibconfig.h is unchanged
1060 mv $outfile glibconfig.h
1065 # Note that if two cases are the same, case goes with the first one.
1066 # Note also that this is inside an AC_OUTPUT_COMMAND. We do not depend
1067 # on variable expansion in case labels. Look at the generated config.status
1071 x$ac_cv_header_float_h)
1073 glib_mf=FLT_MIN glib_Mf=FLT_MAX
1074 glib_md=DBL_MIN glib_Md=DBL_MAX
1076 x$ac_cv_header_values_h)
1078 glib_mf=MINFLOAT glib_Mf=MAXFLOAT
1079 glib_md=MINDOUBLE glib_Md=MAXDOUBLE
1084 x$ac_cv_header_limits_h)
1086 glib_ms=SHRT_MIN glib_Ms=SHRT_MAX glib_Mus=USHRT_MAX
1087 glib_mi=INT_MIN glib_Mi=INT_MAX glib_Mui=UINT_MAX
1088 glib_ml=LONG_MIN glib_Ml=LONG_MAX glib_Mul=ULONG_MAX
1090 x$ac_cv_header_values_h)
1092 glib_ms=MINSHORT glib_Ms=MAXSHORT glib_Mus="(((gushort)G_MAXSHORT)*2+1)"
1093 glib_mi=MININT glib_Mi=MAXINT glib_Mui="(((guint)G_MAXINT)*2+1)"
1094 glib_ml=MINLONG glib_Ml=MAXLONG glib_Mul="(((gulong)G_MAXLONG)*2+1)"
1098 if test x$ac_cv_header_sys_poll_h = xyes ; then
1103 $ac_cv_sizeof_short)
1105 gint16_format='"hi"'
1106 guint16_format='"hu"'
1111 guint16_format='"u"'
1115 $ac_cv_sizeof_short)
1117 gint32_format='"hi"'
1118 guint32_format='"hu"'
1123 guint32_format='"u"'
1127 gint32_format='"li"'
1128 guint32_format='"lu"'
1135 guint64_format='"u"'
1138 gint64_constant='(val)'
1142 gint64_format='"li"'
1143 guint64_format='"lu"'
1146 gint64_constant='(val##L)'
1148 $ac_cv_sizeof_long_long)
1150 gint64_format='"'$glib_cv_long_long_format'i"'
1151 guint64_format='"'$glib_cv_long_long_format'u"'
1152 glib_extension='G_GNUC_EXTENSION '
1153 glib_warning_guard="
1154 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1155 # define G_GNUC_EXTENSION __extension__
1157 # define G_GNUC_EXTENSION
1161 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1165 gintbits=`expr $ac_cv_sizeof_int \* 8`
1166 glongbits=`expr $ac_cv_sizeof_long \* 8`
1169 case $ac_cv_sizeof_void_p in
1170 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1171 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1172 *) glib_unknown_void_p=yes ;;
1177 x$ac_cv_func_atexit)
1179 #ifdef NeXT /* @#%@! NeXTStep */
1180 # define g_ATEXIT(proc) (!atexit (proc))
1182 # define g_ATEXIT(proc) (atexit (proc))
1185 x$ac_cv_func_on_exit)
1187 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1192 x$ac_cv_func_memmove)
1194 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1198 /* We make the assumption that if memmove isn't available, then
1199 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1200 * necessarily handle overlapping copies) */
1201 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1206 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1207 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1208 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1212 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1213 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1217 if test x$glib_cv_va_val_copy = xno; then
1218 glib_vacopy="\$glib_vacopy
1219 #define G_VA_COPY_AS_ARRAY 1"
1222 if test x$glib_cv_hasinline = xyes; then
1223 glib_inline='#define G_HAVE_INLINE 1'
1225 if test x$glib_cv_has__inline = xyes; then
1226 glib_inline="\$glib_inline
1227 #define G_HAVE___INLINE 1"
1229 if test x$glib_cv_has__inline__ = xyes; then
1230 glib_inline="\$glib_inline
1231 #define G_HAVE___INLINE__ 1"
1235 x$ac_cv_c_bigendian)
1236 g_byte_order=G_BIG_ENDIAN
1241 g_byte_order=G_LITTLE_ENDIAN
1247 case x$enable_threads in
1248 xyes) g_enable_threads_def="#define";;
1249 *) g_enable_threads_def="#undef ";;
1252 g_threads_impl_def=$g_threads_impl
1254 g_mutex_has_default="$mutex_has_default"
1255 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1256 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1263 gmodule/gmoduleconf.h
1268 ],[case "$CONFIG_FILES" in
1269 *glib-config*)chmod +x glib-config;;