xyes) AC_DEFINE(G_HAVE_INLINE)
esac
-dnl for bytesex stuff
+# check for bytesex stuff
AC_C_BIGENDIAN
-dnl header file checks
+# xhexk for header files
AC_CHECK_HEADERS(float.h, AC_DEFINE(HAVE_FLOAT_H))
AC_CHECK_HEADERS(limits.h, AC_DEFINE(HAVE_LIMITS_H))
AC_CHECK_HEADERS(pwd.h, AC_DEFINE(HAVE_PWD_H))
AC_CHECK_HEADERS(sys/times.h, AC_DEFINE(HAVE_SYS_TIMES_H))
AC_CHECK_HEADERS(unistd.h, AC_DEFINE(HAVE_UNISTD_H))
AC_CHECK_HEADERS(values.h, AC_DEFINE(HAVE_VALUES_H))
+AC_CHECK_HEADERS(stdint.h, AC_DEFINE(HAVE_VALUES_H))
+
+# check additional type sizes
+size_includes=["
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <string.h>
+"]
+if test "x$ac_cv_header_stdint_h" = "xyes"; then
+ size_includes=["$size_includes
+#include <stdint.h>
+"]
+fi
+if test "x$ac_cv_header_unistd_h" = "xyes"; then
+ size_includes=["$size_includes
+#include <unistd.h>
+"]
+fi
+GLIB_SIZEOF([$size_includes], size_t, size_t)
+GLIB_SIZEOF([$size_includes], ptrdiff_t, ptrdiff_t)
+GLIB_SIZEOF([$size_includes], intmax_t, intmax_t)
# Check for some functions
AC_CHECK_FUNCS(lstat strerror strsignal memmove vsnprintf strcasecmp strncasecmp poll)
THREAD_NO_IMPLEMENTATION="You do not have any known thread system on your
computer. GLib will not have a default thread implementation."
-FLAG_DOES_NOT_WORK="I can't find the MACRO, that enables thread safety on your
+FLAG_DOES_NOT_WORK="I can't find the MACRO to enable thread safety on your
platform (normaly it's "_REENTRANT"). I'll not use any flag on
compilation now, but then your programs might not work.
Please provide information on how it is done on your system."
FUNC_NO_LOCALTIME_R="the 'g_date_set_time' function will not be MT-safe
because there is no 'localtime_r' on your system."
+POSIX_NO_YIELD="I can not find a yield functions for your platform. A rather
+ crude surrogate will be used. If you happen to know a
+ yield function for your system, please inform the GLib
+ developers."
+
+POSIX_NO_PRIORITIES="I can not find the minimal and maximal priorities for
+ threads on your system. Thus threads can only have the default
+ priority. If you happen to know these main/max
+ priorities, please inform the GLib developers."
+
+
dnl determination of thread implementation
dnl ***************************************
if test "x$want_threads" = xyes || test "x$want_threads" = xposix \
|| test "x$want_threads" = xdce; then
# -D_POSIX4A_DRAFT10_SOURCE is for DG/UX
- # -U_OSF_SOURCE if for Digital UNIX 4.0d
+ # -U_OSF_SOURCE is for Digital UNIX 4.0d
GTHREAD_COMPILE_IMPL_DEFINES="-D_POSIX4A_DRAFT10_SOURCE -U_OSF_SOURCE"
glib_save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
if test "x$have_threads" = xnone; then
- AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_init[^a-zA-Z_]],
+ AC_EGREP_HEADER([(^|[^a-zA-Z_])pthread_attr_init[^a-zA-Z_]],
pthread.h,
have_threads=posix)
fi
if test "x$have_threads" = xnone; then
- AC_EGREP_HEADER([[^a-zA-Z_]pthread_attr_create[^a-zA-Z_]],
+ AC_EGREP_HEADER([(^|[^a-zA-Z_])pthread_attr_create[^a-zA-Z_]],
pthread.h,
have_threads=dce)
fi
G_THREAD_LIBS=error
glib_save_LIBS="$LIBS"
for thread_lib in "" pthread pthreads c_r thread dce; do
- # This is not AC_CHECK_LIB to also work with function
- # name mangling in header files.
if test x"$thread_lib" = x; then
add_thread_lib=""
IN=""
add_thread_lib="-l$thread_lib"
IN=" in -l$thread_lib"
fi
+ if test x"$have_threads" = xposix; then
+ defattr=NULL
+ else
+ defattr=pthread_attr_default
+ fi
LIBS="$glib_save_LIBS $add_thread_lib"
- AC_MSG_CHECKING(for pthread_join$IN)
- AC_TRY_LINK([#include <pthread.h>],
- [pthread_join(NULL,NULL)],
+ AC_MSG_CHECKING(for pthread_create$IN)
+ AC_TRY_RUN([#include <pthread.h>
+ void* func(void* data) {}
+ main()
+ { pthread_t t;
+ exit(pthread_create (&t, $defattr, func,
+ NULL));
+ }],
[AC_MSG_RESULT(yes)
G_THREAD_LIBS="$add_thread_lib"
break],
[AC_MSG_RESULT(no)])
done
+ for thread_lib in "" rt; do
+ if test x"$thread_lib" = x; then
+ add_thread_lib=""
+ IN=""
+ else
+ add_thread_lib="-l$thread_lib"
+ IN=" in -l$thread_lib"
+ fi
+ LIBS="$glib_save_LIBS $add_thread_lib"
+
+ AC_MSG_CHECKING(for sched_get_priority_min$IN)
+ AC_TRY_RUN([#include <sched.h>
+ #include <errno.h>
+ int main() {
+ errno = 0;
+ return sched_get_priority_min(SCHED_OTHER)==-1
+ && errno != 0;
+ }],
+ [AC_MSG_RESULT(yes)
+ G_THREAD_LIBS="$G_THREAD_LIBS $add_thread_lib"
+ posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
+ posix_priority_max="sched_get_priority_max(SCHED_OTHER)"
+ break],
+ [AC_MSG_RESULT(no)])
+ done
LIBS="$glib_save_LIBS"
mutex_has_default=yes
mutex_default_type='pthread_mutex_t'
;;
esac
-
AC_MSG_CHECKING(thread related libraries)
AC_MSG_RESULT($G_THREAD_LIBS)
fi
if test "$ac_cv_func_getpwuid_r" = "yes"; then
AC_MSG_CHECKING(whether getpwuid_r is posix like)
- # getpwuid_r(0, NULL, NULL, 0) is the signature on
- # solaris, if that is not found, the prog below won't
- # compile, then the posix signature is assumed as
- # the default.
- AC_TRY_COMPILE([#include <pwd.h>],
- [getpwuid_r(0, NULL, NULL, 0);],
- [AC_MSG_RESULT(no)],
- [AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_GETPWUID_R_POSIX)])
+ # The signature for the POSIX version is:
+ # int getpwuid_r(uid_t, struct passwd *, char *, size_t, struct passwd **)
+ AC_TRY_COMPILE([#include <pwd.h>
+ #include <sys/types.h>
+ #include <stdlib.h>],
+ [getpwuid_r((uid_t)0, NULL, NULL, (size_t)0, NULL);],
+ [AC_DEFINE(HAVE_GETPWUID_R_POSIX)
+ AC_MSG_RESULT(yes)],
+ [AC_MSG_RESULT(no)])
fi
fi
LIBS="$LIBS $G_THREAD_LIBS"
if test x"$have_threads" = xposix; then
+ glib_save_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
GLIB_SIZEOF([#include <pthread.h>],
pthread_t,
- pthread_t)
+ system_thread)
# This is not AC_CHECK_FUNC to also work with function
# name mangling in header files.
AC_MSG_CHECKING(for pthread_attr_setstacksize)
AC_TRY_LINK([#include <pthread.h>],
- [pthread_attr_setstacksize(NULL,0)],
+ [pthread_attr_t t; pthread_attr_setstacksize(&t,0)],
[AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_PTHREAD_ATTR_SETSTACKSIZE)],
[AC_MSG_RESULT(no)])
- # If sched_get_priority_min(SCHED_OTHER) returns something
- # negative, we ignore it. This happens on Solaris.
AC_MSG_CHECKING(for minimal/maximal thread priority)
- AC_TRY_RUN([#include <pthread.h>
- int main ()
- { return sched_get_priority_min(SCHED_OTHER) < 0;}],
- [posix_priority_min="sched_get_priority_min(SCHED_OTHER)"
- posix_priority_max="sched_get_priority_max(SCHED_OTHER)"],
- [posix_priority_min=none])
if test x"$posix_priority_min" = xnone; then
AC_EGREP_CPP(PX_PRIO_MIN,[#include <pthread.h>
PX_PRIO_MIN],,[
posix_priority_min=PRI_OTHER_MIN
posix_priority_max=PRI_OTHER_MAX])
fi
- if test x"$posix_priority_min" = xnone; then
- case $host in
- *-*-solaris*)
- posix_priority_min=1
- posix_priority_max=127
- ;;
- esac
- fi
- if test x"$posix_priority_min" = xnone; then
+ if test x"$posix_priority_min" = x; then
AC_MSG_RESULT(none found)
AC_MSG_WARN($POSIX_NO_PRIORITIES)
- posix_priority_min=1
- posix_priority_max=1
+ posix_priority_min=-1
+ posix_priority_max=-1
else
AC_MSG_RESULT($posix_priority_min/$posix_priority_max)
+ AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min)
+ AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max)
fi
- AC_DEFINE_UNQUOTED(POSIX_MIN_PRIORITY,$posix_priority_min)
- AC_DEFINE_UNQUOTED(POSIX_MAX_PRIORITY,$posix_priority_max)
posix_yield_func=none
AC_MSG_CHECKING(for posix yield function)
- for yield_func in pthread_yield_np pthread_yield sched_yield \
+ for yield_func in sched_yield pthread_yield_np pthread_yield \
thr_yield; do
AC_TRY_LINK([#include <pthread.h>],
[$yield_func()],
if test x"$posix_yield_func" = xnone; then
AC_MSG_RESULT(none found)
AC_MSG_WARN($POSIX_NO_YIELD)
- posix_yield_func="g_thread_sleep(1000)"
+ posix_yield_func="g_usleep(1000)"
else
AC_MSG_RESULT($posix_yield_func)
posix_yield_func="$posix_yield_func()"
fi
AC_DEFINE_UNQUOTED(POSIX_YIELD_FUNC,$posix_yield_func)
+ CPPFLAGS="$glib_save_CPPFLAGS"
+ else # solaris threads
+ GLIB_SIZEOF([#include <thread.h>],
+ thread_t,
+ system_thread)
fi
+
LIBS="$glib_save_LIBS"
CFLAGS="$glib_save_CFLAGS"
if test "$ac_cv_func_localtime_r" != "yes"; then
AC_MSG_WARN($FUNC_NO_LOCALTIME_R)
fi
-fi
+else
+ # If no thread implementation exists, we will provide enough
+ # space for a pointer
+ GLIB_SIZEOF(, void*, system_thread)
+fi
AC_DEFINE_UNQUOTED(G_THREAD_SOURCE,"gthread-$have_threads.c")
AC_SUBST(G_THREAD_CFLAGS)
dnl if mutex_has_default = yes, we also got
dnl mutex_default_type, mutex_default_init and mutex_header_file
GLIB_IF_VAR_EQ(mutex_has_default, yes,
+ glib_save_CPPFLAGS="$CPPFLAGS"
+ glib_save_LIBS="$LIBS"
+ LIBS="$LIBS $G_THREAD_LIBS"
+ CPPFLAGS="$CPPFLAGS $GTHREAD_COMPILE_IMPL_DEFINES"
GLIB_SIZEOF([#include <$mutex_header_file>],
$mutex_default_type,
gmutex,
gmutex,
$glib_cv_sizeof_gmutex,
$mutex_default_init)
- if test x"$have_threads" = xposix; then
- GLIB_BYTE_CONTENTS([#define __USE_GNU
-#include <$mutex_header_file>],
- $mutex_default_type,
- grecmutex,
- $glib_cv_sizeof_gmutex,
- PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP)
+ if test x"$glib_cv_byte_contents_gmutex" = xno; then
+ mutex_has_default=no
fi
+ CPPFLAGS="$glib_save_CPPFLAGS"
+ LIBS="$glib_save_LIBS"
,
)
if test -n "$gint64"; then
cat >>$outfile <<_______EOF
-${glib_warning_guard}#define G_HAVE_GINT64 1
+#define G_HAVE_GINT64 1
${glib_extension}typedef signed $gint64 gint64;
${glib_extension}typedef unsigned $gint64 guint64;
#define g_static_mutex_get_mutex(mutex) (g_static_mutex_get_mutex_impl (mutex))
_______EOF
fi
- if test x$g_recmutex_contents != xno -a \
- x$g_recmutex_contents != x; then
- # the definition of GStaticRecMutex is not done via
- # typedef GStaticMutex GStaticRecMutex to avoid silent
- # compilation, when a GStaticRecMutex is used where a
- # GStaticMutex should have been used and vice versa,
- # because that micht fail on other platforms.
- cat >>$outfile <<_______EOF
-typedef struct _GStaticRecMutex GStaticRecMutex;
-struct _GStaticRecMutex
+
+ cat >>$outfile <<_______EOF
+/* This represents a system thread as used by the implementation. An
+ * alien implementaion, as loaded by g_thread_init can only count on
+ * "sizeof (gpointer)" bytes to store their info. We however need more
+ * for some of our native implementations. */
+typedef union _GSystemThread GSystemThread;
+union _GSystemThread
{
- struct _GMutex *runtime_mutex;
- union {
- char pad[$g_mutex_sizeof];
- double dummy_double;
- void *dummy_pointer;
- long dummy_long;
- } aligned_pad_u;
+ char data[$g_system_thread_sizeof];
+ double dummy_double;
+ void *dummy_pointer;
+ long dummy_long;
};
-#define G_STATIC_REC_MUTEX_INIT { NULL, { { $g_recmutex_contents} } }
-#define g_static_rec_mutex_lock(mutex) g_static_mutex_lock (mutex)
-#define g_static_rec_mutex_trylock(mutex) g_static_mutex_trylock (mutex)
-#define g_static_rec_mutex_unlock(mutex) g_static_mutex_unlock (mutex)
-#define g_static_rec_mutex_get_mutex(mutex) (mutex)
_______EOF
- fi
echo >>$outfile
g_bit_sizes="16 32"
gint64_format='"i"'
guint64_format='"u"'
glib_extension=
- glib_warning_guard=
gint64_constant='(val)'
;;
$ac_cv_sizeof_long)
gint64_format='"li"'
guint64_format='"lu"'
glib_extension=
- glib_warning_guard=
gint64_constant='(val##L)'
;;
$ac_cv_sizeof_long_long)
gint64_format='"'$glib_cv_long_long_format'i"'
guint64_format='"'$glib_cv_long_long_format'u"'
glib_extension='G_GNUC_EXTENSION '
- glib_warning_guard="
-#if defined (__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 8
-# define G_GNUC_EXTENSION __extension__
-#else
-# define G_GNUC_EXTENSION
-#endif
-
-"
gint64_constant='(G_GNUC_EXTENSION (val##LL))'
;;
esac
g_mutex_has_default="$mutex_has_default"
g_mutex_sizeof="$glib_cv_sizeof_gmutex"
+g_system_thread_sizeof="$glib_cv_sizeof_system_thread"
g_mutex_contents="$glib_cv_byte_contents_gmutex"
-g_recmutex_contents="$glib_cv_byte_contents_grecmutex"
case $host in
*-*-beos*)
;;
*-*-cygwin*)
glib_os="#define G_OS_UNIX
-#define G_HAVE_CYGWIN"
+#define G_WITH_CYGWIN"
;;
*)
glib_os="#define G_OS_UNIX"
gmodule/Makefile
gthread/Makefile
docs/Makefile
+docs/glib-config.1
tests/Makefile
],[case "$CONFIG_FILES" in
*glib-config*)chmod +x glib-config;;