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-rw-r--r--configure.in38
1 files changed, 19 insertions, 19 deletions
diff --git a/configure.in b/configure.in
index 9846dd2..108d239 100644
--- a/configure.in
+++ b/configure.in
@@ -968,7 +968,6 @@ then
elif test "$ac_cv_pthread_is_default" = yes
then
AC_DEFINE(WITH_THREAD)
- AC_DEFINE(_POSIX_THREADS)
# Defining _REENTRANT on system with POSIX threads should not hurt.
AC_DEFINE(_REENTRANT)
posix_threads=yes
@@ -977,7 +976,6 @@ elif test "$ac_cv_kpthread" = "yes"
then
CC="$CC -Kpthread"
AC_DEFINE(WITH_THREAD)
- AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBOBJS="$LIBOBJS thread.o"
else
@@ -987,6 +985,18 @@ else
if test ! -z "$withval" -a -d "$withval"
then LDFLAGS="$LDFLAGS -L$withval"
fi
+
+ # According to the POSIX spec, a pthreads implementation must
+ # define _POSIX_THREADS in unistd.h. Some apparently don't (which ones?)
+ AC_MSG_CHECKING(for _POSIX_THREADS in unistd.h)
+ AC_EGREP_CPP(yes,
+ [#include <unistd.h>
+ #ifdef _POSIX_THREADS
+ yes
+ #endif
+ ], unistd_defines_pthreads=yes, unistd_defines_pthreads=no)
+ AC_MSG_RESULT($unistd_defines_pthreads)
+
AC_DEFINE(_REENTRANT)
AC_CHECK_HEADER(mach/cthreads.h, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(C_THREADS)
@@ -1013,47 +1023,32 @@ void * start_routine (void *arg) { exit (0); }], [
pthread_create (NULL, NULL, start_routine, NULL)], [
AC_MSG_RESULT(yes)
AC_DEFINE(WITH_THREAD)
- case $ac_sys_system in
- Darwin*) ;;
- *) AC_DEFINE(_POSIX_THREADS)
- posix_threads=yes
- ;;
- esac
+ posix_threads=yes
LIBOBJS="$LIBOBJS thread.o"],[
LIBS=$_libs
AC_CHECK_FUNC(pthread_detach, [AC_DEFINE(WITH_THREAD)
- case $ac_sys_system in
- Darwin*) ;;
- *) AC_DEFINE(_POSIX_THREADS)
- posix_threads=yes
- ;;
- esac
+ posix_threads=yes
LIBOBJS="$LIBOBJS thread.o"],[
AC_CHECK_HEADER(kernel/OS.h, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(BEOS_THREADS)
LIBOBJS="$LIBOBJS thread.o"],[
AC_CHECK_LIB(pthreads, pthread_create, [AC_DEFINE(WITH_THREAD)
- AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lpthreads"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(c_r, pthread_create, [AC_DEFINE(WITH_THREAD)
- AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lc_r"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(thread, __d6_pthread_create, [AC_DEFINE(WITH_THREAD)
- AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lthread"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(pthread, __pthread_create_system, [AC_DEFINE(WITH_THREAD)
- AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lpthread"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(cma, pthread_create, [AC_DEFINE(WITH_THREAD)
- AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lcma"
LIBOBJS="$LIBOBJS thread.o"],[
@@ -1061,6 +1056,10 @@ pthread_create (NULL, NULL, start_routine, NULL)], [
])])])])])])])])])
if test "$posix_threads" = "yes"; then
+ if test "$unistd_defines_pthreads" = "no"; then
+ AC_DEFINE(_POSIX_THREADS)
+ fi
+
AC_MSG_CHECKING(if PTHREAD_SCOPE_SYSTEM is supported)
AC_CACHE_VAL(ac_cv_pthread_system_supported,
[AC_TRY_RUN([#include <pthread.h>
@@ -1082,6 +1081,7 @@ pthread_create (NULL, NULL, start_routine, NULL)], [
if test "$ac_cv_pthread_system_supported" = "yes"; then
AC_DEFINE(PTHREAD_SYSTEM_SCHED_SUPPORTED)
fi
+ AC_CHECK_FUNCS(pthread_sigmask)
fi
AC_CHECK_LIB(mpc, usconfig, [AC_DEFINE(WITH_THREAD)