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locking on the p-threads world

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git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@984 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
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vsc 2004-02-12 23:48:19 +00:00
parent e0c42788c7
commit 072dc0a7b7
1 changed files with 16 additions and 0 deletions
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16
OPTYap/pthread_locks.h Normal file
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/* ------------------------------- **
** Atomic lock for PTHREADS **
** ------------------------------- */
#define INIT_LOCK(LOCK_VAR) pthread_mutex_init(&(LOCK_VAR), NULL)
#define DESTROY_LOCK(LOCK_VAR) pthread_mutex_destroy(&(LOCK_VAR))
#define TRY_LOCK(LOCK_PTR) pthread_mutex_trylock(&(LOCK_VAR))
#define LOCK(LOCK_VAR) pthread_mutex_lock(&(LOCK_VAR))
#define UNLOCK(LOCK_VAR) pthread_mutex_unlock(&(LOCK_VAR))
#define INIT_RWLOCK(X) pthread_rwlock_init(&(X), NULL)
#define DESTROY_RWLOCK(X) pthread_rwlock_destroy(&(X))
#define READ_LOCK(X) pthread_rwlock_rdlock(&(X))
#define READ_UNLOCK(X) pthread_rwlock_unlock(&(X))
#define WRITE_LOCK(X) pthread_rwlock_wrlock(&(X))
#define WRITE_UNLOCK(X) pthread_rwlock_unlock(&(X))