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authorSamuel Thibault <samy@hurd.youpi.perso.aquilenet.fr>2012-05-20 13:37:08 +0000
committerSamuel Thibault <samy@hurd.youpi.perso.aquilenet.fr>2012-05-20 13:37:08 +0000
commit756a64304b61a94b9b57ae88c4af5654152f5b8e (patch)
treec65bf4981fbf56c3d63d58dcd7ad4893d47890db /libpthread/sysdeps/posix/pt-spin.c
parentd0109384c8d7ae06f50dcf0804aa7d30356dbde0 (diff)
Remove libpthread, now in eglibc
Diffstat (limited to 'libpthread/sysdeps/posix/pt-spin.c')
-rw-r--r--libpthread/sysdeps/posix/pt-spin.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/libpthread/sysdeps/posix/pt-spin.c b/libpthread/sysdeps/posix/pt-spin.c
deleted file mode 100644
index cb809c64..00000000
--- a/libpthread/sysdeps/posix/pt-spin.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/* Spin locks.
- Copyright (C) 2000, 2004, 2005 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 <pthread.h>
-#include <sched.h>
-
-/* The default for single processor machines; don't spin, it's
- pointless. */
-#ifndef __PTHREAD_SPIN_COUNT
-# define __PTHREAD_SPIN_COUNT 1
-#endif
-
-/* The number of times to spin while trying to lock a spin lock object
- before yielding the processor. */
-int __pthread_spin_count = __PTHREAD_SPIN_COUNT;
-
-
-/* Lock the spin lock object LOCK. If the lock is held by another
- thread spin until it becomes available. */
-int
-_pthread_spin_lock (__pthread_spinlock_t *lock)
-{
- int i;
-
- while (1)
- {
- for (i = 0; i < __pthread_spin_count; i++)
- {
- if (__pthread_spin_trylock (lock) == 0)
- return 0;
- }
-
- __sched_yield ();
- }
-}
-
-weak_alias (_pthread_spin_lock, pthread_spin_lock);
-weak_alias (_pthread_spin_lock, __pthread_spin_lock);