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Fix rwlock pthread draft4 compatibility.

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Fix pthread_attr_init/destroy pthread draft4 compatibility.
This commit is contained in:
Kurt Zeilenga 1998-11-09 20:50:52 +00:00
parent a48b606a2f
commit 8cb0ff3a68
5 changed files with 312 additions and 222 deletions
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479
configure vendored
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File diff suppressed because it is too large Load diff

18
configure.in
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@ -436,11 +436,11 @@ if test $ol_with_threads = auto -o $ol_with_threads = posix ; then
dnl Check functions for compatibility
AC_CHECK_FUNCS(pthread_kill)
dnl AC_CHECK_FUNCS( \
dnl pthread_attr_create pthread_attr_init \
dnl pthread_attr_destroy pthread_attr_delete \
dnl pthread_attr_setdetachstate pthread_attr_setdetach_np \
dnl )
AC_CHECK_FUNCS( \
pthread_attr_create pthread_attr_init \
pthread_attr_destroy pthread_attr_delete \
pthread_attr_setdetachstate pthread_attr_setdetach_np \
)
dnl Check for setconcurreny functions
AC_CHECK_FUNCS( \
@ -483,9 +483,11 @@ int argc; char **argv;
#ifdef HAVE_PTHREAD_SETCONCURRENCY
(void) pthread_setconcurrency(2);
#elif HAVE_THR_SETCONCURRENCY
#else
#ifdef HAVE_THR_SETCONCURRENCY
/* Set Solaris LWP concurrency to 2 */
thr_setconcurrency(2);
#endif
#endif
pthread_create(&t, NULL, (void *) task, NULL);
@ -493,7 +495,7 @@ int argc; char **argv;
#if HAVE_SCHED_YIELD
sched_yield(); /* make sure task runs first */
#else
#if defined(HAVE_PTHREAD_YIELD)
#ifdef HAVE_PTHREAD_YIELD
pthread_yield(); /* make sure task runs first */
#endif
#endif
@ -627,7 +629,7 @@ if test $ol_with_threads = manual ; then
AC_CHECK_HEADERS(thread.h synch.h)
fi
if test $ol_with_threads = yes ; then
if test $ol_with_threads != no ; then
dnl needed to get reentrant/threadsafe versions
dnl
dnl hopefully this will not cause problems with

14
include/lthread.h
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@ -19,13 +19,23 @@
LDAP_BEGIN_DECL
#if defined( HAVE_DCE )
#if !defined( HAVE_FUNC_PTHREAD_ATTR_INIT ) && \
defined( HAVE_FUNC_PTHREAD_ATTR_CREATE )
#define pthread_attr_init( a ) pthread_attr_create( a )
#endif
#if !defined( HAVE_FUNC_PTHREAD_ATTR_DESTROY ) && \
defined( HAVE_FUNC_PTHREAD_ATTR_DELETE )
#define pthread_attr_destroy( a ) pthread_attr_delete( a )
#endif
#if !defined( HAVE_FUNC_PTHREAD_ATTR_SETDETACHSTATE ) && \
defined( HAVE_FUNC_PTHREAD_ATTR_SETDETACHSTATE_NP )
#define pthread_attr_setdetachstate( a, b ) \
pthread_attr_setdetach_np( a, b )
#endif
#elif !defined(HAVE_PTHREADS_D4)
#ifndef HAVE_PTHREADS_D4
#define pthread_mutexattr_default NULL
#define pthread_condattr_default NULL

18
include/portable.h.in
View file

@ -289,6 +289,24 @@ is provided ``as is'' without express or implied warranty.
/* Define if you have the mktime function. */
#undef HAVE_MKTIME
/* Define if you have the pthread_attr_create function. */
#undef HAVE_PTHREAD_ATTR_CREATE
/* Define if you have the pthread_attr_delete function. */
#undef HAVE_PTHREAD_ATTR_DELETE
/* Define if you have the pthread_attr_destroy function. */
#undef HAVE_PTHREAD_ATTR_DESTROY
/* Define if you have the pthread_attr_init function. */
#undef HAVE_PTHREAD_ATTR_INIT
/* Define if you have the pthread_attr_setdetach_np function. */
#undef HAVE_PTHREAD_ATTR_SETDETACH_NP
/* Define if you have the pthread_attr_setdetachstate function. */
#undef HAVE_PTHREAD_ATTR_SETDETACHSTATE
/* Define if you have the pthread_kill function. */
#undef HAVE_PTHREAD_KILL

5
libraries/liblthread/rdwr.c
View file

@ -18,7 +18,6 @@
* Library of functions implementing reader/writer locks
*/
#define DISABLE_BRIDGE
#include <portable.h>
#include <stdlib.h>
@ -29,8 +28,8 @@ int pthread_rdwr_init_np(pthread_rdwr_t *rdwrp, pthread_rdwrattr_t *attrp)
{
rdwrp->readers_reading = 0;
rdwrp->writer_writing = 0;
pthread_mutex_init(&(rdwrp->mutex), NULL);
pthread_cond_init(&(rdwrp->lock_free), NULL);
pthread_mutex_init(&(rdwrp->mutex), pthread_mutexattr_default);
pthread_cond_init(&(rdwrp->lock_free), pthread_condattr_default);
return 0;
}