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authorJakub Jelinek <jakub@redhat.com>2007-07-31 13:33:18 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-31 13:33:18 +0000
commit32c075e1f01849e161724bbd400ba77244e482cc (patch)
tree5f083a3f352104f32bb6c902d57fa3f294bd8d4d /nptl/pthread_rwlock_unlock.c
parentd6220e9ee38c1c9285221b023346201ec5f511b3 (diff)
downloadglibc-32c075e1f01849e161724bbd400ba77244e482cc.tar.gz
.
Diffstat (limited to 'nptl/pthread_rwlock_unlock.c')
-rw-r--r--nptl/pthread_rwlock_unlock.c57
1 files changed, 0 insertions, 57 deletions
diff --git a/nptl/pthread_rwlock_unlock.c b/nptl/pthread_rwlock_unlock.c
deleted file mode 100644
index 9cae8b6c22..0000000000
--- a/nptl/pthread_rwlock_unlock.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>, 2003.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <errno.h>
-#include <sysdep.h>
-#include <lowlevellock.h>
-#include <pthread.h>
-#include <pthreadP.h>
-
-/* Unlock RWLOCK. */
-int
-__pthread_rwlock_unlock (pthread_rwlock_t *rwlock)
-{
- lll_mutex_lock (rwlock->__data.__lock);
- if (rwlock->__data.__writer)
- rwlock->__data.__writer = 0;
- else
- --rwlock->__data.__nr_readers;
- if (rwlock->__data.__nr_readers == 0)
- {
- if (rwlock->__data.__nr_writers_queued)
- {
- ++rwlock->__data.__writer_wakeup;
- lll_mutex_unlock (rwlock->__data.__lock);
- lll_futex_wake (&rwlock->__data.__writer_wakeup, 1);
- return 0;
- }
- else if (rwlock->__data.__nr_readers_queued)
- {
- ++rwlock->__data.__readers_wakeup;
- lll_mutex_unlock (rwlock->__data.__lock);
- lll_futex_wake (&rwlock->__data.__readers_wakeup, INT_MAX);
- return 0;
- }
- }
- lll_mutex_unlock (rwlock->__data.__lock);
- return 0;
-}
-
-weak_alias (__pthread_rwlock_unlock, pthread_rwlock_unlock)
-strong_alias (__pthread_rwlock_unlock, __pthread_rwlock_unlock_internal)