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Diffstat (limited to 'libpthread/sysdeps/generic/sem-post.c')
-rw-r--r--libpthread/sysdeps/generic/sem-post.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/libpthread/sysdeps/generic/sem-post.c b/libpthread/sysdeps/generic/sem-post.c
deleted file mode 100644
index 6d438bf2..00000000
--- a/libpthread/sysdeps/generic/sem-post.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/* Post a semaphore. Generic version.
- Copyright (C) 2005, 2006 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#include <semaphore.h>
-#include <assert.h>
-
-#include <pt-internal.h>
-
-int
-__sem_post (sem_t *sem)
-{
- struct __pthread *wakeup;
-
- __pthread_spin_lock (&sem->__lock);
- if (sem->__value > 0)
- /* Do a quick up. */
- {
- assert (! sem->__queue);
- sem->__value ++;
- __pthread_spin_unlock (&sem->__lock);
- return 0;
- }
-
- if (! sem->__queue)
- /* No one waiting. */
- {
- sem->__value = 1;
- __pthread_spin_unlock (&sem->__lock);
- return 0;
- }
-
- /* Wake someone up. */
-
- /* First dequeue someone. */
- wakeup = sem->__queue;
- __pthread_dequeue (wakeup);
-
- /* Then drop the lock and transfer control. */
- __pthread_spin_unlock (&sem->__lock);
-
- __pthread_wakeup (wakeup);
-
- return 0;
-}
-
-strong_alias (__sem_post, sem_post);