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author | Rajith Muditha Attapattu <rajith@apache.org> | 2007-11-20 13:59:54 +0000 |
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committer | Rajith Muditha Attapattu <rajith@apache.org> | 2007-11-20 13:59:54 +0000 |
commit | bcd011a10c0db4ffc6f78380c548d673e270e000 (patch) | |
tree | ae6961f122221a7ce574e10895be8abcca044f12 /Final/cpp/lib/common/sys/Monitor.h | |
parent | 5b7a0ca8896f20c85f176cd178735554833bcefc (diff) | |
download | qpid-python-bcd011a10c0db4ffc6f78380c548d673e270e000.tar.gz |
backing up the previous tag
git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/tags/M2@596673 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'Final/cpp/lib/common/sys/Monitor.h')
-rw-r--r-- | Final/cpp/lib/common/sys/Monitor.h | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/Final/cpp/lib/common/sys/Monitor.h b/Final/cpp/lib/common/sys/Monitor.h deleted file mode 100644 index c615a97aa3..0000000000 --- a/Final/cpp/lib/common/sys/Monitor.h +++ /dev/null @@ -1,129 +0,0 @@ -#ifndef _sys_Monitor_h -#define _sys_Monitor_h - -/* - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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. - * - */ - -#include <sys/errno.h> -#include <boost/noncopyable.hpp> -#include <sys/Mutex.h> -#include <sys/Time.h> - -#ifdef USE_APR -# include <apr_thread_cond.h> -#endif - -namespace qpid { -namespace sys { - -/** - * A monitor is a condition variable and a mutex - */ -class Monitor : public Mutex -{ - public: - inline Monitor(); - inline ~Monitor(); - inline void wait(); - inline bool wait(const Time& absoluteTime); - inline void notify(); - inline void notifyAll(); - - private: -#ifdef USE_APR - apr_thread_cond_t* condition; -#else - pthread_cond_t condition; -#endif -}; - - -// APR ================================================================ -#ifdef USE_APR - -Monitor::Monitor() { - apr_pool_t* pool = APRPool::get(); - CHECK_APR_SUCCESS(apr_thread_cond_create(&condition, pool)); - APRPool::free(pool); -} - -Monitor::~Monitor() { - CHECK_APR_SUCCESS(apr_thread_cond_destroy(condition)); -} - -void Monitor::wait() { - CHECK_APR_SUCCESS(apr_thread_cond_wait(condition, mutex)); -} - -bool Monitor::wait(const Time& absoluteTime){ - // APR uses microseconds. - apr_status_t status = - apr_thread_cond_timedwait(condition, mutex, absoluteTime/TIME_USEC); - if(status != APR_TIMEUP) CHECK_APR_SUCCESS(status); - return status == 0; -} - -void Monitor::notify(){ - CHECK_APR_SUCCESS(apr_thread_cond_signal(condition)); -} - -void Monitor::notifyAll(){ - CHECK_APR_SUCCESS(apr_thread_cond_broadcast(condition)); -} - -#else -// POSIX ================================================================ - -Monitor::Monitor() { - QPID_POSIX_THROW_IF(pthread_cond_init(&condition, 0)); -} - -Monitor::~Monitor() { - QPID_POSIX_THROW_IF(pthread_cond_destroy(&condition)); -} - -void Monitor::wait() { - QPID_POSIX_THROW_IF(pthread_cond_wait(&condition, &mutex)); -} - -bool Monitor::wait(const Time& absoluteTime){ - struct timespec ts; - toTimespec(ts, absoluteTime); - int status = pthread_cond_timedwait(&condition, &mutex, &ts); - if (status != 0) { - if (status == ETIMEDOUT) return false; - throw QPID_POSIX_ERROR(status); - } - return true; -} - -void Monitor::notify(){ - QPID_POSIX_THROW_IF(pthread_cond_signal(&condition)); -} - -void Monitor::notifyAll(){ - QPID_POSIX_THROW_IF(pthread_cond_broadcast(&condition)); -} -#endif /*USE_APR*/ - - -}} -#endif /*!_sys_Monitor_h*/ |