diff options
Diffstat (limited to 'dep/src/zthread/solaris/FastRecursiveLock.h')
-rw-r--r-- | dep/src/zthread/solaris/FastRecursiveLock.h | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/dep/src/zthread/solaris/FastRecursiveLock.h b/dep/src/zthread/solaris/FastRecursiveLock.h deleted file mode 100644 index d743f9a9b55..00000000000 --- a/dep/src/zthread/solaris/FastRecursiveLock.h +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Copyright (c) 2005, Eric Crahen - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is furnished - * to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - */ - -#ifndef __ZTFASTRECURSIVELOCK_H__ -#define __ZTFASTRECURSIVELOCK_H__ - -#include "zthread/NonCopyable.h" -#include <pthread.h> - -namespace ZThread { - -/** - * @class FastRecursiveLock - * - * @author Eric Crahen <http://www.code-foo.com> - * @date <2003-07-16T23:31:23-0400> - * @version 2.2.0 - * - * This FastRecursiveLock implementation uses pthreads mutex attribute - * functions to create a recursive lock. This implementation is not - * specific to solaris and will work on any system that supports - * pthread_mutexattr_settype(). - */ -class FastRecursiveLock : private NonCopyable { - - pthread_mutex_t _mtx; - - /** - * @class Attribute - * - * Utility class to maintain the attribute as long as it is needed. - */ - class Attribute { - - pthread_mutexattr_t _attr; - - public: - - Attribute() { - - if(pthread_mutexattr_init(&_attr) != 0) { - assert(0); - } - - if(pthread_mutexattr_settype(&_attr, PTHREAD_MUTEX_RECURSIVE) != 0) { - assert(0); - } - - } - - ~Attribute() { - - if(pthread_mutexattr_destroy(&_attr) != 0) { - assert(0); - } - - } - - operator pthread_mutexattr_t*() { - return &_attr; - } - - }; - -public: - - inline FastRecursiveLock() { - - static Attribute attr; - pthread_mutex_init(&_mtx, (pthread_mutexattr_t*)attr); - - } - - inline ~FastRecursiveLock() { - - pthread_mutex_destroy(&_mtx); - - } - - inline void acquire() { - - pthread_mutex_lock(&_mtx); - - } - - inline void release() { - - pthread_mutex_unlock(&_mtx); - - } - - inline bool tryAcquire(unsigned long timeout=0) { - - return (pthread_mutex_trylock(&_mtx) == 0); - - } - -}; /* FastRecursiveLock */ - - -} // namespace ZThread - -#endif - |