diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/synch.h')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/synch.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/synch.h b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/synch.h new file mode 100644 index 0000000000..b7fddbb208 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/synch.h @@ -0,0 +1,99 @@ +/* Copyright (C) 2008 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Bartley <dtbartle@csclub.uwaterloo.ca>, 2008. + + 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. */ + +#ifndef _SYNCH_H +#define _SYNCH_H + +#include <sys/synch.h> +#include <features.h> + +typedef lwp_mutex_t mutex_t; +typedef lwp_cond_t cond_t; +typedef lwp_rwlock_t rwlock_t; +typedef lwp_sema_t sema_t; + +#define SEMA_HELD(x) _sema_held (x) +#define RW_READ_HELD(x) _rw_read_held (x) +#define RW_WRITE_HELD(x) _rw_write_held (x) +#define RW_LOCK_HELD(x) (RW_READ_HELD (x) || RW_WRITE_HELD (x)) +#define MUTEX_HELD(x) _mutex_held (x) + +__BEGIN_DECLS + +/* syscalls */ + +int _lwp_mutex_lock (lwp_mutex_t *); +int _lwp_mutex_unlock (lwp_mutex_t *); +int _lwp_mutex_trylock (lwp_mutex_t *); +int _lwp_cond_wait (lwp_cond_t *, lwp_mutex_t *); +int _lwp_cond_timedwait (lwp_cond_t *, lwp_mutex_t *, struct timespec *); +int _lwp_cond_reltimedwait (lwp_cond_t *, lwp_mutex_t *, struct timespec *); +int _lwp_cond_signal (lwp_cond_t *); +int _lwp_cond_broadcast (lwp_cond_t *); +int _lwp_sema_init (lwp_sema_t *, int); +int _lwp_sema_wait (lwp_sema_t *); +int _lwp_sema_trywait (lwp_sema_t *); +int _lwp_sema_post (lwp_sema_t *); + +/* condition variables */ + +int cond_init (cond_t *, int, void *); +int cond_destroy (cond_t *); +int cond_wait (cond_t *, mutex_t *); +int cond_timedwait (cond_t *, mutex_t *, struct timespec *); +int cond_reltimedwait (cond_t *, mutex_t *, struct timespec *); +int cond_signal (cond_t *); +int cond_broadcast (cond_t *); + +/* mutexes */ + +extern int mutex_init (mutex_t *, int, void *); +extern int mutex_destroy (mutex_t *); +extern int mutex_consistent (mutex_t *); +extern int mutex_lock (mutex_t *); +extern int mutex_trylock (mutex_t *); +extern int mutex_unlock (mutex_t *); +extern int _mutex_held (mutex_t *); + +/* reader/writer locks */ + +extern int rwlock_init (rwlock_t *, int, void *); +extern int rwlock_destroy (rwlock_t *); +extern int rw_rdlock (rwlock_t *); +extern int rw_wrlock (rwlock_t *); +extern int rw_unlock (rwlock_t *); +extern int rw_tryrdlock (rwlock_t *); +extern int rw_trywrlock (rwlock_t *); +extern int _rw_read_held (rwlock_t *); +extern int _rw_write_held (rwlock_t *); + +/* semaphores */ + +extern int sema_init (sema_t *, unsigned int, int, void *); +extern int sema_destroy (sema_t *); +extern int sema_wait (sema_t *); +extern int sema_timedwait (sema_t *, struct timespec *); +extern int sema_reltimedwait (sema_t *, const struct timespec *); +extern int sema_post (sema_t *); +extern int sema_trywait (sema_t *); +extern int _sema_held (sema_t *); + +__END_DECLS + +#endif /* _SYNCH_H */ |