X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?p=php5-apc.git;a=blobdiff_plain;f=apc_pthreadmutex.c;fp=apc_pthreadmutex.c;h=0000000000000000000000000000000000000000;hp=f6b8c77f5bce0da1250c10f4347f52a39edcda3f;hb=a34ea625346aecd2d2b227b8ca4f114eaa607213;hpb=b0895ef8074c6dd090f9b0a65d58179941541756 diff --git a/apc_pthreadmutex.c b/apc_pthreadmutex.c deleted file mode 100644 index f6b8c77..0000000 --- a/apc_pthreadmutex.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | APC | - +----------------------------------------------------------------------+ - | Copyright (c) 2008 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.01 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_01.txt | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Brian Shire | - +----------------------------------------------------------------------+ - - */ - -/* $Id: apc_pthreadmutex.c,v 3.3.2.1 2008/05/11 18:57:00 rasmus Exp $ */ - -#include "apc_pthreadmutex.h" - -#ifdef APC_PTHREADMUTEX_LOCKS - -pthread_mutex_t *apc_pthreadmutex_create(pthread_mutex_t *lock) -{ - int result; - pthread_mutexattr_t* attr; - attr = malloc(sizeof(pthread_mutexattr_t)); - - result = pthread_mutexattr_init(attr); - if(result == ENOMEM) { - apc_eprint("pthread mutex error: Insufficient memory exists to create the mutex attribute object."); - } else if(result == EINVAL) { - apc_eprint("pthread mutex error: attr does not point to writeable memory."); - } else if(result == EFAULT) { - apc_eprint("pthread mutex error: attr is an invalid pointer."); - } - -#ifdef PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP - result = pthread_mutexattr_settype(attr, PTHREAD_MUTEX_ADAPTIVE_NP); - if (result == EINVAL) { - apc_eprint("pthread_mutexattr_settype: unable to set adaptive mutexes"); - } -#endif - - /* pthread_mutexattr_settype(attr, PTHREAD_MUTEX_ERRORCHECK); */ - result = pthread_mutexattr_setpshared(attr, PTHREAD_PROCESS_SHARED); - if(result == EINVAL) { - apc_eprint("pthread mutex error: attr is not an initialized mutex attribute object, or pshared is not a valid process-shared state setting."); - } else if(result == EFAULT) { - apc_eprint("pthread mutex error: attr is an invalid pointer."); - } else if(result == ENOTSUP) { - apc_eprint("pthread mutex error: pshared was set to PTHREAD_PROCESS_SHARED."); - } - - if(pthread_mutex_init(lock, attr)) { - apc_eprint("unable to initialize pthread lock"); - } - return lock; -} - -void apc_pthreadmutex_destroy(pthread_mutex_t *lock) -{ - return; /* we don't actually destroy the mutex, as it would destroy it for all processes */ -} - -void apc_pthreadmutex_lock(pthread_mutex_t *lock) -{ - int result; - result = pthread_mutex_lock(lock); - if(result == EINVAL) { - apc_eprint("unable to obtain pthread lock (EINVAL)"); - } else if(result == EDEADLK) { - apc_eprint("unable to obtain pthread lock (EDEADLK)"); - } -} - -void apc_pthreadmutex_unlock(pthread_mutex_t *lock) -{ - if(pthread_mutex_unlock(lock)) { - apc_eprint("unable to unlock pthread lock"); - } -} - -zend_bool apc_pthreadmutex_nonblocking_lock(pthread_mutex_t *lock) -{ - int rval; - rval = pthread_mutex_trylock(lock); - if(rval == EBUSY) { /* Lock is already held */ - return 0; - } else if(rval == 0) { /* Obtained lock */ - return 1; - } else { /* Other error */ - apc_eprint("unable to obtain pthread trylock"); - return 0; - } -} - - -#endif - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: expandtab sw=4 ts=4 sts=4 fdm=marker - * vim<600: expandtab sw=4 ts=4 sts=4 - */