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 dnl long doubles were not used, and a portability problem
206 dnl AC_C_INLINE is useless to us since it bails out too early, we need to
207 dnl truely know which ones of `inline', `__inline' and `__inline__' are
208 dnl actually supported.
209 AC_MSG_CHECKING(for __inline)
210 AC_CACHE_VAL(glib_cv_has__inline,[
212 __inline int foo () { return 0; }
213 int main () { return foo (); }
215 glib_cv_has__inline=yes
217 glib_cv_has__inline=no
220 AC_MSG_RESULT($glib_cv_has__inline)
221 case x$glib_cv_has__inline in
222 xyes) AC_DEFINE(G_HAVE___INLINE)
224 AC_MSG_CHECKING(for __inline__)
225 AC_CACHE_VAL(glib_cv_has__inline__,[
227 __inline__ int foo () { return 0; }
228 int main () { return foo (); }
230 glib_cv_has__inline__=yes
232 glib_cv_has__inline__=no
235 AC_MSG_RESULT($glib_cv_has__inline__)
236 case x$glib_cv_has__inline__ in
237 xyes) AC_DEFINE(G_HAVE___INLINE__)
239 AC_MSG_CHECKING(for inline)
240 AC_CACHE_VAL(glib_cv_hasinline,[
242 inline int foo () { return 0; }
243 int main () { return foo (); }
245 glib_cv_hasinline=yes
250 AC_MSG_RESULT($glib_cv_hasinline)
251 case x$glib_cv_hasinline in
252 xyes) AC_DEFINE(G_HAVE_INLINE)
255 dnl for bytesex stuff
258 dnl header file checks
259 AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
260 AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
261 AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
262 AC_CHECK_HEADERS(sys/param.h, AC_DEFINE(HAVE_SYS_PARAM_H))
263 AC_CHECK_HEADERS(sys/poll.h, AC_DEFINE(HAVE_SYS_POLL_H))
264 AC_CHECK_HEADERS(sys/select.h, AC_DEFINE(HAVE_SYS_SELECT_H))
265 AC_CHECK_HEADERS(sys/time.h, AC_DEFINE(HAVE_SYS_TIME_H))
266 AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
267 AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
268 AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
270 # Check for some functions
271 AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll)
273 # Check for sys_errlist
274 AC_MSG_CHECKING(for sys_errlist)
276 extern char *sys_errlist[];
278 sys_errlist[sys_nerr-1][0] = 0;
279 ], glib_ok=yes, glib_ok=no)
280 AC_MSG_RESULT($glib_ok)
281 if test $glib_ok = no; then
282 AC_DEFINE(NO_SYS_ERRLIST)
285 # Check for sys_siglist
286 AC_MSG_CHECKING(for sys_siglist)
288 extern char *sys_siglist[];
289 strlen (sys_siglist[0]);
290 ], glib_ok=yes, glib_ok=no)
291 AC_MSG_RESULT($glib_ok)
292 if test $glib_ok = no; then
293 AC_DEFINE(NO_SYS_SIGLIST)
296 # Check for sys_siglist decl (see Tue Jan 19 00:44:24 1999 in changelog)
297 AC_MSG_CHECKING(for sys_siglist declaration)
298 AC_TRY_COMPILE([#include <signal.h>], [
299 strlen (sys_siglist[0]);
300 ], glib_ok=yes, glib_ok=no)
301 AC_MSG_RESULT($glib_ok)
302 if test $glib_ok = no; then
303 AC_DEFINE(NO_SYS_SIGLIST_DECL)
306 # Check if <sys/select.h> needs to be included for fd_set
307 AC_MSG_CHECKING([for fd_set])
308 AC_TRY_COMPILE([#include <sys/types.h>],
309 [fd_set readMask, writeMask;], gtk_ok=yes, gtk_ok=no)
310 if test $gtk_ok = yes; then
311 AC_MSG_RESULT([yes, found in sys/types.h])
313 AC_HEADER_EGREP(fd_mask, sys/select.h, gtk_ok=yes)
314 if test $gtk_ok = yes; then
315 AC_DEFINE(HAVE_SYS_SELECT_H)
316 AC_MSG_RESULT([yes, found in sys/select.h])
323 # These are used only in GDK (gdki18n.h)
324 # This stuff is here only so that we can define these
325 # things in glibconfig.h. If gtk+ started using an installed
326 # gdkconfig.h file, then the definitions would belong there.
330 AC_MSG_CHECKING(for wchar.h)
331 AC_TRY_CPP([#include <wchar.h>], glib_wchar_h=yes, glib_wchar_h=no)
332 if test $glib_wchar_h = yes; then
333 AC_DEFINE(HAVE_WCHAR_H)
335 AC_MSG_RESULT($glib_wchar_h)
337 # Check for wctype.h (for iswalnum)
339 AC_MSG_CHECKING(for wctype.h)
340 AC_TRY_CPP([#include <wctype.h>], glib_wctype_h=yes, glib_wctype_h=no)
341 if test $glib_wctype_h = yes; then
342 AC_DEFINE(HAVE_WCTYPE_H)
344 AC_MSG_RESULT($glib_wctype_h)
347 # in Solaris 2.5, `iswalnum' is in -lw
348 AC_CHECK_FUNC(iswalnum,,[AC_CHECK_LIB(w,iswalnum)])
350 # The following is necessary for Linux libc-5.4.38
351 AC_MSG_CHECKING(if iswalnum() and friends are properly defined)
352 AC_TRY_LINK([#include <stdlib.h>],[
353 #if (defined(HAVE_WCTYPE_H) || defined(HAVE_WCHAR_H))
354 # ifdef HAVE_WCTYPE_H
362 # define iswalnum(c) ((wchar_t)(c) <= 0xFF && isalnum(c))
364 iswalnum((wchar_t) 0);
365 ], glib_working_wctype=yes, glib_working_wctype=no)
368 if test $glib_working_wctype = no; then
369 AC_DEFINE(HAVE_BROKEN_WCTYPE)
371 AC_MSG_RESULT($glib_working_wctype)
374 dnl **********************
375 dnl *** va_copy checks ***
376 dnl **********************
377 dnl we currently check for all three va_copy possibilities, so we get
378 dnl all results in config.log for bug reports.
379 AC_MSG_CHECKING(for an implementation of va_copy())
380 AC_CACHE_VAL(glib_cv_va_copy,[
383 void f (int i, ...) {
384 va_list args1, args2;
386 va_copy (args2, args1);
387 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
389 va_end (args1); va_end (args2);
400 AC_MSG_RESULT($glib_cv_va_copy)
401 AC_MSG_CHECKING(for an implementation of __va_copy())
402 AC_CACHE_VAL(glib_cv___va_copy,[
405 void f (int i, ...) {
406 va_list args1, args2;
408 __va_copy (args2, args1);
409 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
411 va_end (args1); va_end (args2);
417 glib_cv___va_copy=yes
422 AC_MSG_RESULT($glib_cv___va_copy)
423 AC_MSG_CHECKING(whether va_lists can be copied by value)
424 AC_CACHE_VAL(glib_cv_va_val_copy,[
427 void f (int i, ...) {
428 va_list args1, args2;
431 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
433 va_end (args1); va_end (args2);
439 glib_cv_va_val_copy=yes
441 glib_cv_va_val_copy=no
444 if test "x$glib_cv_va_copy" = "xyes"; then
445 AC_DEFINE(G_VA_COPY, va_copy)
446 else if test "x$glib_cv___va_copy" = "xyes"; then
447 AC_DEFINE(G_VA_COPY, __va_copy)
450 if test "x$glib_cv_va_val_copy" = "xno"; then
451 AC_DEFINE(G_VA_COPY_AS_ARRAY)
453 AC_MSG_RESULT($glib_cv_va_val_copy)
456 dnl ***********************
457 dnl *** g_module checks ***
458 dnl ***********************
461 dnl G_MODULE_IMPL= don't reset, so cmd-line can override
462 G_MODULE_NEED_USCORE=0
463 G_MODULE_HAVE_DLERROR=0
464 dnl *** dlopen() and dlsym() in system libraries
465 if test -z "$G_MODULE_IMPL"; then
466 AC_CHECK_FUNC(dlopen,
468 G_MODULE_IMPL=G_MODULE_IMPL_DL
472 dnl *** dlopen() and dlsym() in libdl
473 if test -z "$G_MODULE_IMPL"; then
474 AC_CHECK_LIB(dl, dlopen,
475 AC_CHECK_LIB(dl, dlsym,
477 G_MODULE_IMPL=G_MODULE_IMPL_DL
481 dnl *** shl_load() in libdld (HP-UX)
482 if test -z "$G_MODULE_IMPL"; then
483 AC_MSG_CHECKING(how to export all symbols)
484 SAVED_LDFLAGS=$LDFLAGS
485 LDFLAGS="$LDFLAGS -Wl,-E"
486 AC_TRY_LINK(,[ return 0; ],
487 [ G_MODULE_LDFLAGS="-Wl,-E" ],[
488 LDFLAGS="$SAVED_LDFLAGS -bexpall"
489 AC_TRY_LINK(,[ return 0; ],
490 G_MODULE_LDFLAGS="-bexpall",
491 G_MODULE_LDFLAGS="none"
494 LDFLAGS=$SAVED_LDFLAGS
495 AC_MSG_RESULT($G_MODULE_LDFLAGS)
496 if test "x$G_MODULE_LDFLAGS" = "xnone"; then
499 AC_CHECK_LIB(dld, shl_load,
501 G_MODULE_IMPL=G_MODULE_IMPL_DLD
504 dnl *** additional checks for G_MODULE_IMPL_DL
505 if test "$G_MODULE_IMPL" = "G_MODULE_IMPL_DL"; then
508 G_MODULE_LDFLAGS='-rdynamic'
512 LDFLAGS_orig="$LDFLAGS"
513 LIBS="$LIBS $G_MODULE_LIBS"
514 LDFLAGS="$LDFLAGS $G_MODULE_LDFLAGS"
515 dnl *** check whether we need preceeding underscores
516 AC_MSG_CHECKING(for preceeding underscore in symbols)
517 AC_CACHE_VAL(glib_cv_uscore,[
520 int glib_underscore_test (void) { return 42; }
522 void *f1 = (void*)0, *f2 = (void*)0, *handle;
523 handle = dlopen ((void*)0, 0);
525 f1 = dlsym (handle, "glib_underscore_test");
526 f2 = dlsym (handle, "_glib_underscore_test");
527 } return (!f2 || f1);
532 rm -f plugin.c plugin.o plugin.lo
534 AC_MSG_RESULT($glib_cv_uscore)
535 if test "x$glib_cv_uscore" = "xyes"; then
536 G_MODULE_NEED_USCORE=1
538 G_MODULE_NEED_USCORE=0
541 LDFLAGS="$LDFLAGS_orig"
542 dnl *** check for having dlerror()
543 AC_CHECK_FUNC(dlerror,
544 G_MODULE_HAVE_DLERROR=1,
545 G_MODULE_HAVE_DLERROR=0)
548 dnl *** done, have e got an implementation?
549 if test -z "$G_MODULE_IMPL"; then
552 AC_SUBST(G_MODULE_IMPL)
553 AC_SUBST(G_MODULE_LIBS)
554 AC_SUBST(G_MODULE_LDFLAGS)
555 AC_SUBST(G_MODULE_HAVE_DLERROR)
556 AC_SUBST(G_MODULE_NEED_USCORE)
557 AC_SUBST(GLIB_DEBUG_FLAGS)
560 dnl ***********************
561 dnl *** g_thread checks ***
562 dnl ***********************
564 AC_ARG_WITH(threads, [ --with-threads=[none/posix/solaris/nspr] specify a thread implementation to use],
565 if test "x$with_threads" = x; then
568 want_threads=$with_threads
571 if test "x$enable_threads" = "xno"; then
574 if test "x$want_threads" = "xnone"; then
578 dnl error and warning message
579 dnl *************************
581 THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
582 computer. glib will not be thread safe on your computer."
584 FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
585 platform (normaly it's "_REENTRANT"). I'll not use any flag on
586 compilation now, but then your programs might not work.
587 Please provide information on how it is done on your system."
589 LIBS_NOT_FOUND_1="I can't find the libraries for the thread implementation
592 LIBS_NOT_FOUND_2=". Please choose another thread implementation or
593 provide information on your thread implementation.
594 You can also run 'configure --disable-threads'
595 to compile without thread support."
597 FUNC_NO_GETPWUID_R="the 'g_get_(user_name|real_name|home_dir|tmp_dir)'
598 functions will not be MT-safe during their first call because
599 there is no working 'getpwuid_r' on your system."
601 FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
602 because there is no 'localtime_r' on your system."
604 dnl determination of thread implementation
605 dnl ***************************************
608 if test "x$want_threads" = xyes || test "x$want_threads" = xsolaris; then
611 AC_CHECK_LIB(thread, cond_init, have_threads=solaris)
615 if test "x$want_threads" = xyes || test "x$want_threads" = xposix; then
616 if test "x$have_threads" = xnone; then
617 AC_CHECK_HEADER(pthread.h, have_threads=posix)
620 if test "x$want_threads" = xyes || test "x$want_threads" = xnspr; then
621 if test "x$have_threads" = xnone; then
622 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar, have_threads=nspr)
626 AC_MSG_CHECKING(for thread implementation)
628 if test "x$have_threads" = xnone && test "x$want_threads" != xno; then
629 AC_MSG_RESULT(none available)
630 AC_MSG_WARN($THREAD_NO_IMPLEMENTATION)
632 AC_MSG_RESULT($have_threads)
636 dnl determination of G_THREAD_LIBS
637 dnl ******************************
643 case $have_threads in
646 AC_CHECK_LIB(pthread, pthread_attr_init,
647 G_THREAD_LIBS="-lpthread")
648 if test "x$G_THREAD_LIBS" = xerror; then
649 AC_CHECK_LIB(pthreads, pthread_attr_init,
650 G_THREAD_LIBS="-lpthreads")
652 if test "x$G_THREAD_LIBS" = xerror; then
653 AC_CHECK_LIB(c_r, pthread_attr_init,
654 G_THREAD_LIBS="-lc_r")
656 if test "x$G_THREAD_LIBS" = xerror; then
657 AC_CHECK_FUNC(pthread_attr_init, G_THREAD_LIBS="")
659 dnl ********** DG/UX ************
660 if test "x$G_THREAD_LIBS" = xerror; then
661 AC_CHECK_LIB(thread, __d10_pthread_attr_init,
662 G_THREAD_LIBS="-lthread"
663 G_THREAD_CFLAGS="-D_POSIX4A_DRAFT10_SOURCE")
665 dnl ********* HPUX 11 ***********
666 if test "x$G_THREAD_LIBS" = xerror; then
667 AC_CHECK_LIB(pthread, __pthread_attr_init_system,
668 G_THREAD_LIBS="-lpthread")
670 mutex_has_default=yes
671 mutex_default_type='pthread_mutex_t'
672 mutex_default_init='PTHREAD_MUTEX_INITIALIZER'
673 mutex_header_file='pthread.h'
674 g_threads_impl="POSIX"
678 AC_CHECK_LIB(thread, cond_init, G_THREAD_LIBS="-lthread")
679 mutex_has_default=yes
680 mutex_default_type='mutex_t'
681 mutex_default_init="DEFAULTMUTEX"
682 mutex_header_file='thread.h'
683 g_threads_impl="SOLARIS"
686 AC_CHECK_LIB(nspr21, PRP_NewNakedCondVar,
687 G_THREAD_LIBS="-lnspr21")
688 g_threads_impl="NSPR"
691 g_threads_impl="NONE"
694 g_threads_impl="NONE"
699 if test "x$G_THREAD_LIBS" = xerror; then
700 AC_MSG_ERROR($LIBS_NOT_FOUND_1$have_threads$LIBS_NOT_FOUND_2)
703 AC_MSG_CHECKING(necessary linker options)
704 AC_MSG_RESULT($G_THREAD_LIBS)
706 dnl determination of G_THREAD_CFLAGS
707 dnl ********************************
709 if test x"$have_threads" != xnone; then
710 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_REENTRANT" # good default guess
714 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
715 if test x"$GCC" = xyes; then
716 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -mthreads"
720 G_THREAD_CFLAGS="$G_THREAD_CFLAGS -D_THREAD_SAFE"
722 # FreeBSD 2.2.x shiped with gcc 2.7.2.x, which doesn't support
727 # if we are not finding the ctime_r function, then we probably are
728 # not using the proper multithread flag
729 old_CPPFLAGS=$CPPFLAGS
730 CPPFLAGS="$CPPFLAGS $G_THREAD_CFLAGS"
731 AC_EGREP_HEADER([[^a-zA-Z_]ctime_r[^a-zA-Z_]], time.h, ,
733 AC_MSG_WARN($FLAG_DOES_NOT_WORK))
734 CPPFLAGS=$old_CPPFLAGS
736 AC_MSG_CHECKING(necessary compiler options)
738 AC_MSG_RESULT($G_THREAD_CFLAGS)
743 dnl check for mt safe function variants
744 dnl ***********************************
746 if test x"$have_threads" != xnone; then
747 glib_save_LIBS="$LIBS"
748 glib_save_CFLAGS="$CFLAGS"
749 # we are not doing the following for now, as this might require glib
750 # to always be linked with the thread libs on some platforms.
751 # LIBS="$LIBS $G_THREAD_LIBS"
752 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
753 AC_CHECK_FUNCS(localtime_r rand_r)
754 if test "$ac_cv_header_pwd_h" = "yes"; then
755 AC_MSG_CHECKING([for getpwuid_r])
756 AC_CACHE_VAL(ac_cv_func_getpwuid_r,
757 [AC_TRY_RUN([#include <errno.h>
758 int main () { char buffer[10000], *pointer;
759 char getpwuid_r (long, void*, void*,
762 getpwuid_r (0, &buffer, &buffer,
763 sizeof (buffer), &pointer);
764 return errno == ENOSYS;}],
765 [ac_cv_func_getpwuid_r=yes],
766 [ac_cv_func_getpwuid_r=no])])
767 if test "$ac_cv_func_getpwuid_r" = yes; then
769 AC_DEFINE(HAVE_GETPWUID_R)
773 if test "$ac_cv_func_getpwuid_r" = "yes"; then
774 AC_MSG_CHECKING(whether getpwuid_r is posix like)
775 # getpwuid_r(0, NULL, NULL, 0) is the signature on
776 # solaris, if that is not found, the prog below won't
777 # compile, then the posix signature is assumed as
779 AC_TRY_COMPILE([#include <pwd.h>],
780 [getpwuid_r(0, NULL, NULL, 0);],
783 AC_DEFINE(HAVE_GETPWUID_R_POSIX)])
786 if test x"$have_threads" = xposix; then
787 AC_MSG_CHECKING(whether pthread_getspecific is posix like)
788 # PCThreads has pthread_getspecific(pthread_key_t, void **);
789 AC_TRY_COMPILE([#include <pthread.h>],
790 [pthread_getspecific(0,NULL);],
793 AC_DEFINE(HAVE_PTHREAD_GETSPECIFIC_POSIX)])
795 LIBS="$glib_save_LIBS"
796 CFLAGS="$glib_save_CFLAGS"
799 if test "x$enable_threads" = "xyes"; then
800 if test "$ac_cv_func_getpwuid_r" != "yes"; then
801 AC_MSG_WARN($FUNC_NO_GETPWUID_R)
803 if test "$ac_cv_func_localtime_r" != "yes"; then
804 AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
808 AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
809 AC_SUBST(G_THREAD_CFLAGS)
810 AC_SUBST(G_THREAD_LIBS)
812 CFLAGS="$CFLAGS $G_THREAD_CFLAGS"
814 dnl **********************************************
815 dnl *** GDefaultMutex setup and initialization ***
816 dnl **********************************************
818 dnl if mutex_has_default = yes, we also got
819 dnl mutex_default_type, mutex_default_init and mutex_header_file
820 GLIB_IF_VAR_EQ(mutex_has_default, yes,
821 GLIB_SIZEOF([#include <$mutex_header_file>],
825 GLIB_BYTE_CONTENTS([#include <$mutex_header_file>],
828 $glib_cv_sizeof_gmutex,
834 dnl ****************************************
835 dnl *** GLib POLL* compatibility defines ***
836 dnl ****************************************
838 [#include <sys/types.h>
839 #include <sys/poll.h>],
840 POLLIN:1 POLLOUT:4 POLLPRI:2 POLLERR:8 POLLHUP:16 POLLNVAL:32,
841 glibconfig-sysdefs.h,
845 dnl ******************************
846 dnl *** output the whole stuff ***
847 dnl ******************************
851 ## Generate `glibconfig.h' in two cases
852 ## 1. `config.status' is run either explicitly, or via configure.
853 ## Esp. not when it is run in `Makefile' to generate makefiles and
855 ## 2. CONFIG_OTHER is set explicitly
857 ## Case 1 is difficult. We know that `automake' sets one of
858 ## CONFIG_FILES or CONFIG_HEADERS to empty. This heuristic works
859 ## only when AM_CONFIG_HEADER is set, however.
861 if test -n "${CONFIG_FILES}" && test -n "${CONFIG_HEADERS}"; then
862 # Both CONFIG_FILES and CONFIG_HEADERS are non-empty ==> Case 1
863 CONFIG_OTHER=${CONFIG_OTHER:-glibconfig.h}
865 case "$CONFIG_OTHER" in
867 echo creating glibconfig.h
868 outfile=glibconfig.h-tmp
869 cat > $outfile <<\_______EOF
872 * This is a generated file. Please modify `configure.in'
880 #endif /* __cplusplus */
884 if test x$glib_limits_h = xyes; then
885 echo '#include <limits.h>' >> $outfile
887 if test x$glib_float_h = xyes; then
888 echo '#include <float.h>' >> $outfile
890 if test x$glib_values_h = xyes; then
891 echo '#include <values.h>' >> $outfile
893 if test x$g_mutex_header_file != x; then
894 echo '#include <'"$g_mutex_header_file"'>' >> $outfile
896 if test x$glib_sys_poll_h = xyes; then
897 echo '#define GLIB_HAVE_SYS_POLL_H' >> $outfile
900 cat >> $outfile <<_______EOF
902 #define G_MINFLOAT $glib_mf
903 #define G_MAXFLOAT $glib_Mf
904 #define G_MINDOUBLE $glib_md
905 #define G_MAXDOUBLE $glib_Md
906 #define G_MINSHORT $glib_ms
907 #define G_MAXSHORT $glib_Ms
908 #define G_MININT $glib_mi
909 #define G_MAXINT $glib_Mi
910 #define G_MINLONG $glib_ml
911 #define G_MAXLONG $glib_Ml
916 ### this should always be true in a modern C/C++ compiler
917 cat >>$outfile <<_______EOF
918 typedef signed char gint8;
919 typedef unsigned char guint8;
923 if test -n "$gint16"; then
924 cat >>$outfile <<_______EOF
925 typedef signed $gint16 gint16;
926 typedef unsigned $gint16 guint16;
931 if test -n "$gint32"; then
932 cat >>$outfile <<_______EOF
933 typedef signed $gint32 gint32;
934 typedef unsigned $gint32 guint32;
939 if test -n "$gint64"; then
940 cat >>$outfile <<_______EOF
941 ${glib_warning_guard}#define G_HAVE_GINT64 1
943 ${glib_extension}typedef signed $gint64 gint64;
944 ${glib_extension}typedef unsigned $gint64 guint64;
946 #define G_GINT64_CONSTANT(val) $gint64_constant
951 if test -z "$glib_unknown_void_p"; then
952 cat >>$outfile <<_______EOF
954 #define GPOINTER_TO_INT(p) ((gint) ${glib_gpi_cast} (p))
955 #define GPOINTER_TO_UINT(p) ((guint) ${glib_gpui_cast} (p))
957 #define GINT_TO_POINTER(i) ((gpointer) ${glib_gpi_cast} (i))
958 #define GUINT_TO_POINTER(u) ((gpointer) ${glib_gpui_cast} (u))
961 echo '#error SIZEOF_VOID_P unknown - This should never happen' >>$outfile
966 cat >>$outfile <<_______EOF
974 #define G_HAVE_INLINE 1
975 #else /* !__cplusplus */
977 #endif /* !__cplusplus */
981 if test x$g_mutex_has_default = xyes; then
982 cat >>$outfile <<_______EOF
983 $g_enable_threads_def G_THREADS_ENABLED
984 #define G_THREADS_IMPL_$g_threads_impl_def
985 typedef struct _GStaticMutex GStaticMutex;
988 struct _GMutex *runtime_mutex;
990 char pad[$g_mutex_sizeof];
996 #define G_STATIC_MUTEX_INIT { NULL, { { $g_mutex_contents} } }
997 #define g_static_mutex_get_mutex(mutex) \
998 (g_thread_use_default_impl ? ((GMutex*) &((mutex)->aligned_pad_u)) : \
999 g_static_mutex_get_mutex_impl (&((mutex)->runtime_mutex)))
1002 cat >>$outfile <<_______EOF
1003 $g_enable_threads_def G_THREADS_ENABLED
1004 #define G_THREADS_IMPL_$g_threads_impl_def
1005 typedef struct _GMutex* GStaticMutex;
1006 #define G_STATIC_MUTEX_INIT NULL
1007 #define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
1013 if test -n "$gint64"; then
1014 g_bit_sizes="$g_bit_sizes 64"
1016 for bits in $g_bit_sizes; do
1017 cat >>$outfile <<_______EOF
1018 #define GINT${bits}_TO_${g_bs_native}(val) ((gint${bits}) (val))
1019 #define GUINT${bits}_TO_${g_bs_native}(val) ((guint${bits}) (val))
1020 #define GINT${bits}_TO_${g_bs_alien}(val) ((gint${bits}) GUINT${bits}_SWAP_LE_BE (val))
1021 #define GUINT${bits}_TO_${g_bs_alien}(val) (GUINT${bits}_SWAP_LE_BE (val))
1025 cat >>$outfile <<_______EOF
1026 #define GLONG_TO_LE(val) ((glong) GINT${glongbits}_TO_LE (val))
1027 #define GULONG_TO_LE(val) ((gulong) GUINT${glongbits}_TO_LE (val))
1028 #define GLONG_TO_BE(val) ((glong) GINT${glongbits}_TO_BE (val))
1029 #define GULONG_TO_BE(val) ((gulong) GUINT${glongbits}_TO_BE (val))
1030 #define GINT_TO_LE(val) ((gint) GINT${gintbits}_TO_LE (val))
1031 #define GUINT_TO_LE(val) ((guint) GUINT${gintbits}_TO_LE (val))
1032 #define GINT_TO_BE(val) ((gint) GINT${gintbits}_TO_BE (val))
1033 #define GUINT_TO_BE(val) ((guint) GUINT${gintbits}_TO_BE (val))
1034 #define G_BYTE_ORDER $g_byte_order
1038 if test -r glibconfig-sysdefs.h; then
1039 cat glibconfig-sysdefs.h >>$outfile
1043 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
1087 glib_mi=INT_MIN glib_Mi=INT_MAX
1088 glib_ml=LONG_MIN glib_Ml=LONG_MAX
1090 x$ac_cv_header_values_h)
1092 glib_ms=MINSHORT glib_Ms=MAXSHORT
1093 glib_mi=MININT glib_Mi=MAXINT
1094 glib_ml=MINLONG glib_Ml=MAXLONG
1098 if test x$ac_cv_header_sys_poll_h = xyes ; then
1103 $ac_cv_sizeof_short) gint16=short;;
1104 $ac_cv_sizeof_int) gint16=int;;
1107 $ac_cv_sizeof_short) gint32=short;;
1108 $ac_cv_sizeof_int) gint32=int;;
1109 $ac_cv_sizeof_long) gint32=long;;
1116 gint64_constant='(val)'
1122 gint64_constant='(val##L)'
1124 $ac_cv_sizeof_long_long)
1126 glib_extension='G_GNUC_EXTENSION '
1127 glib_warning_guard="
1128 #if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
1129 # define G_GNUC_EXTENSION __extension__
1131 # define G_GNUC_EXTENSION
1135 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
1139 gintbits=`expr $ac_cv_sizeof_int \* 8`
1140 glongbits=`expr $ac_cv_sizeof_long \* 8`
1143 case $ac_cv_sizeof_void_p in
1144 $ac_cv_sizeof_int) glib_gpi_cast='' glib_gpui_cast='' ;;
1145 $ac_cv_sizeof_long) glib_gpi_cast='(glong)' glib_gpui_cast='(gulong)' ;;
1146 *) glib_unknown_void_p=yes ;;
1151 x$ac_cv_func_atexit)
1153 #ifdef NeXT /* @#%@! NeXTStep */
1154 # define g_ATEXIT(proc) (!atexit (proc))
1156 # define g_ATEXIT(proc) (atexit (proc))
1159 x$ac_cv_func_on_exit)
1161 #define g_ATEXIT(proc) (on_exit ((void (*)(int, void*))(proc), NULL))"
1166 x$ac_cv_func_memmove)
1168 #define g_memmove(d,s,n) G_STMT_START { memmove ((d), (s), (n)); } G_STMT_END'
1172 /* We make the assumption that if memmove isn't available, then
1173 * bcopy will do the job. This isn't safe everywhere. (bcopy can't
1174 * necessarily handle overlapping copies) */
1175 #define g_memmove(d,s,n) G_STMT_START { bcopy ((s), (d), (n)); } G_STMT_END"
1180 #define GLIB_MAJOR_VERSION $GLIB_MAJOR_VERSION
1181 #define GLIB_MINOR_VERSION $GLIB_MINOR_VERSION
1182 #define GLIB_MICRO_VERSION $GLIB_MICRO_VERSION
1186 x$glib_cv_va_copy) glib_vacopy='#define G_VA_COPY va_copy' ;;
1187 x$glib_cv___va_copy) glib_vacopy='#define G_VA_COPY __va_copy' ;;
1191 if test x$glib_cv_va_val_copy = xno; then
1192 glib_vacopy="\$glib_vacopy
1193 #define G_VA_COPY_AS_ARRAY 1"
1196 if test x$glib_cv_hasinline = xyes; then
1197 glib_inline='#define G_HAVE_INLINE 1'
1199 if test x$glib_cv_has__inline = xyes; then
1200 glib_inline="\$glib_inline
1201 #define G_HAVE___INLINE 1"
1203 if test x$glib_cv_has__inline__ = xyes; then
1204 glib_inline="\$glib_inline
1205 #define G_HAVE___INLINE__ 1"
1209 x$ac_cv_c_bigendian)
1210 g_byte_order=G_BIG_ENDIAN
1215 g_byte_order=G_LITTLE_ENDIAN
1221 if test x$glib_wchar_h = xyes; then
1223 #define G_HAVE_WCHAR_H 1'
1225 if test x$glib_wctype_h = xyes; then
1227 #define G_HAVE_WCTYPE_H 1"
1229 if test x$glib_working_wctype = xno; then
1231 #define G_HAVE_BROKEN_WCTYPE 1"
1234 case x$enable_threads in
1235 xyes) g_enable_threads_def="#define";;
1236 *) g_enable_threads_def="#undef ";;
1239 g_threads_impl_def=$g_threads_impl
1241 g_mutex_has_default="$mutex_has_default"
1242 g_mutex_sizeof="$glib_cv_sizeof_gmutex"
1243 g_mutex_contents="$glib_cv_byte_contents_gmutex"
1250 gmodule/gmoduleconf.h
1255 ],[case "$CONFIG_FILES" in
1256 *glib-config*)chmod +x glib-config;;