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|
dnl
dnl REENTRANCY_FLAGS
dnl
dnl Set some magic defines
dnl
AC_DEFUN(REENTRANCY_FLAGS,[
if test -z "$host_alias"; then
host_alias=`$ac_config_guess`
dnl AC_MSG_ERROR(host_alias is not set. Make sure to run config.guess)
fi
case "$host_alias" in
*solaris*)
PTHREAD_FLAGS="-D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT";;
*freebsd*)
PTHREAD_FLAGS="-D_REENTRANT -D_THREAD_SAFE";;
*openbsd*)
PTHREAD_FLAGS="-D_POSIX_THREADS";;
*linux*)
PTHREAD_FLAGS="-D_REENTRANT";;
*aix*)
PTHREAD_FLAGS="-D_THREAD_SAFE";;
*irix*)
PTHREAD_FLAGS="-D_POSIX_THREAD_SAFE_FUNCTIONS";;
*hpux*)
PTHREAD_FLAGS="-D_REENTRANT";;
*sco*)
PTHREAD_FLAGS="-D_REENTRANT";;
dnl Solves sigwait() problem, creates problems with u_long etc.
dnl PTHREAD_FLAGS="-D_REENTRANT -D_XOPEN_SOURCE=500 -D_POSIX_C_SOURCE=199506 -D_XOPEN_SOURCE_EXTENDED=1";;
esac
if test -n "$PTHREAD_FLAGS"; then
CPPFLAGS="$CPPFLAGS $PTHREAD_FLAGS"
fi
])dnl
AC_DEFUN(APR_CHECK_PTHREAD_GETSPECIFIC_TWO_ARGS, [
AC_CACHE_CHECK(whether pthread_getspecific takes two arguments, ac_cv_pthread_getspecific_two_args,[
AC_TRY_COMPILE([
#include <pthread.h>
],[
pthread_key_t key;
void *tmp;
pthread_getspecific(key,&tmp);
],[
ac_cv_pthread_getspecific_two_args=yes
],[
ac_cv_pthread_getspecific_two_args=no
])
])
if test "$ac_cv_pthread_getspecific_two_args" = "yes"; then
AC_DEFINE(PTHREAD_GETSPECIFIC_TAKES_TWO_ARGS, 1, [Define if pthread_getspecific() has two args])
fi
])dnl
AC_DEFUN(APR_CHECK_PTHREAD_ATTR_GETDETACHSTATE_ONE_ARG, [
AC_CACHE_CHECK(whether pthread_attr_getdetachstate takes one argument, ac_cv_pthread_attr_getdetachstate_one_arg,[
AC_TRY_COMPILE([
#include <pthread.h>
],[
pthread_attr_t *attr;
pthread_attr_getdetachstate(attr);
],[
ac_cv_pthread_attr_getdetachstate_one_arg=yes
],[
ac_cv_pthread_attr_getdetachstate_one_arg=no
])
])
if test "$ac_cv_pthread_attr_getdetachstate_one_arg" = "yes"; then
AC_DEFINE(PTHREAD_ATTR_GETDETACHSTATE_TAKES_ONE_ARG, 1, [Define if pthread_attr_getdetachstate() has one arg])
fi
])dnl
dnl
dnl PTHREADS_CHECK_COMPILE
dnl
dnl Check whether the current setup can use POSIX threads calls
dnl
AC_DEFUN(PTHREADS_CHECK_COMPILE, [
AC_TRY_RUN( [
#include <pthread.h>
#include <stddef.h>
void *thread_routine(void *data) {
return data;
}
int main() {
pthread_t thd;
pthread_mutexattr_t mattr;
int data = 1;
pthread_mutexattr_init(&mattr);
return pthread_create(&thd, NULL, thread_routine, &data);
} ], [
pthreads_working="yes"
], [
pthreads_working="no"
], pthreads_working="no" ) ] )dnl
dnl
dnl PTHREADS_CHECK()
dnl
dnl Try to find a way to enable POSIX threads
dnl
AC_DEFUN(PTHREADS_CHECK,[
if test -n "$ac_cv_pthreads_lib"; then
LIBS="$LIBS -l$ac_cv_pthreads_lib"
fi
if test -n "$ac_cv_pthreads_cflags"; then
CFLAGS="$CFLAGS $ac_cv_pthreads_cflags"
fi
PTHREADS_CHECK_COMPILE
AC_CACHE_CHECK(for pthreads_cflags,ac_cv_pthreads_cflags,[
ac_cv_pthreads_cflags=""
if test "$pthreads_working" != "yes"; then
for flag in -kthread -pthread -pthreads -mthreads -Kthread -threads -mt; do
ac_save="$CFLAGS"
CFLAGS="$CFLAGS $flag"
PTHREADS_CHECK_COMPILE
if test "$pthreads_working" = "yes"; then
ac_cv_pthreads_cflags="$flag"
break
fi
CFLAGS="$ac_save"
done
fi
])
AC_CACHE_CHECK(for pthreads_lib, ac_cv_pthreads_lib,[
ac_cv_pthreads_lib=""
if test "$pthreads_working" != "yes"; then
for lib in pthread pthreads c_r; do
ac_save="$LIBS"
LIBS="$LIBS -l$lib"
PTHREADS_CHECK_COMPILE
if test "$pthreads_working" = "yes"; then
ac_cv_pthreads_lib="$lib"
break
fi
LIBS="$ac_save"
done
fi
])
if test "$pthreads_working" = "yes"; then
threads_result="POSIX Threads found"
else
threads_result="POSIX Threads not found"
fi
])dnl
|
