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Diffstat (limited to 'qpid/cpp/lib/common/sys/Mutex.h')
-rw-r--r-- | qpid/cpp/lib/common/sys/Mutex.h | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/qpid/cpp/lib/common/sys/Mutex.h b/qpid/cpp/lib/common/sys/Mutex.h deleted file mode 100644 index 4022da2f6e..0000000000 --- a/qpid/cpp/lib/common/sys/Mutex.h +++ /dev/null @@ -1,151 +0,0 @@ -#ifndef _sys_Mutex_h -#define _sys_Mutex_h - -/* - * - * Copyright (c) 2006 The Apache Software Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -#ifdef USE_APR -# include <apr_thread_mutex.h> -# include <apr/APRBase.h> -# include <apr/APRPool.h> -#else -# include <pthread.h> -# include <posix/check.h> -#endif -#include <boost/noncopyable.hpp> - -namespace qpid { -namespace sys { - -/** - * Scoped lock template: calls lock() in ctor, unlock() in dtor. - * L can be any class with lock() and unlock() functions. - */ -template <class L> -class ScopedLock -{ - public: - ScopedLock(L& l) : mutex(l) { l.lock(); } - ~ScopedLock() { mutex.unlock(); } - private: - L& mutex; -}; - -/** - * Mutex lock. - */ -class Mutex : private boost::noncopyable { - public: - typedef ScopedLock<Mutex> ScopedLock; - - inline Mutex(); - inline ~Mutex(); - inline void lock(); - inline void unlock(); - inline void trylock(); - - protected: -#ifdef USE_APR - apr_thread_mutex_t* mutex; -#else - pthread_mutex_t mutex; -#endif -}; - -#ifdef USE_APR -// APR ================================================================ - -Mutex::Mutex() { - CHECK_APR_SUCCESS(apr_thread_mutex_create(&mutex, APR_THREAD_MUTEX_NESTED, APRPool::get())); -} - -Mutex::~Mutex(){ - CHECK_APR_SUCCESS(apr_thread_mutex_destroy(mutex)); -} - -void Mutex::lock() { - CHECK_APR_SUCCESS(apr_thread_mutex_lock(mutex)); -} -void Mutex::unlock() { - CHECK_APR_SUCCESS(apr_thread_mutex_unlock(mutex)); -} - -void Mutex::trylock() { - CHECK_APR_SUCCESS(apr_thread_mutex_trylock(mutex)); -} - -#else -// POSIX ================================================================ - -/** - * PODMutex is a POD, can be static-initialized with - * PODMutex m = QPID_PODMUTEX_INITIALIZER - */ -struct PODMutex -{ - typedef ScopedLock<PODMutex> ScopedLock; - - inline void lock(); - inline void unlock(); - inline void trylock(); - - // Must be public to be a POD: - pthread_mutex_t mutex; -}; - -#define QPID_MUTEX_INITIALIZER { PTHREAD_MUTEX_INITIALIZER } - - -void PODMutex::lock() { - QPID_POSIX_THROW_IF(pthread_mutex_lock(&mutex)); -} -void PODMutex::unlock() { - QPID_POSIX_THROW_IF(pthread_mutex_unlock(&mutex)); -} - -void PODMutex::trylock() { - QPID_POSIX_THROW_IF(pthread_mutex_trylock(&mutex)); -} - - -Mutex::Mutex() { - QPID_POSIX_THROW_IF(pthread_mutex_init(&mutex, 0)); -} - -Mutex::~Mutex(){ - QPID_POSIX_THROW_IF(pthread_mutex_destroy(&mutex)); -} - -void Mutex::lock() { - QPID_POSIX_THROW_IF(pthread_mutex_lock(&mutex)); -} -void Mutex::unlock() { - QPID_POSIX_THROW_IF(pthread_mutex_unlock(&mutex)); -} - -void Mutex::trylock() { - QPID_POSIX_THROW_IF(pthread_mutex_trylock(&mutex)); -} - -#endif // USE_APR - -}} - - - -#endif /*!_sys_Mutex_h*/ |