Finish user stack support. Change locking code to be safe in situations with different priorities.

1998-06-25 19:27  Ulrich Drepper  <drepper@cygnus.com>

	* attr.c: Finish user stack support.  Change locking code to be safe
	in situations with different priorities.
	* cancel.c: Likewise.
	* condvar.c: Likewise.
	* internals.h: Likewise.
	* join.c: Likewise.
	* manager.c: Likewise.
	* mutex.c: Likewise.
	* pthread.c: Likewise.
	* ptlongjmp.c: Likewise.
	* queue.h: Likewise.
	* rwlock.c: Likewise.
	* semaphore.c: Likewise.
	* semaphore.h: Likewise.
	* signals.c: Likewise.
	* spinlock.c: Likewise.
	* spinlock.h: Likewise.
	Patches by Xavier leroy.

1998-06-25  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/pthread/pthread.h: Make [sg]et_stacksize and
	[sg]et_stackaddr prototypes always available.

	* sysdeps/unix/sysv/linux/bits/posix_opt.h: Define
	_POSIX_THREAD_ATTR_STACKSIZE and _POSIX_THREAD_ATTR_STACKADDR.

1 files changed, 3 insertions, 3 deletions

diff --git a/linuxthreads/cancel.c b/linuxthreads/cancel.c
index a6a0ecaa5a..cd2bbace12 100644
--- a/linuxthreads/cancel.c
+++ b/linuxthreads/cancel.c
@@ -53,14 +53,14 @@ int pthread_cancel(pthread_t thread)
   pthread_handle handle = thread_handle(thread);
   int pid;
 
-  acquire(&handle->h_spinlock);
+  __pthread_lock(&handle->h_lock);
   if (invalid_handle(handle, thread)) {
-    release(&handle->h_spinlock);
+    __pthread_unlock(&handle->h_lock);
     return ESRCH;
   }
   handle->h_descr->p_canceled = 1;
   pid = handle->h_descr->p_pid;
-  release(&handle->h_spinlock);
+  __pthread_unlock(&handle->h_lock);
   kill(pid, PTHREAD_SIG_CANCEL);
   return 0;
 }