summaryrefslogtreecommitdiff
path: root/cpp/src/qpid/sys/Monitor.h
diff options
context:
space:
mode:
Diffstat (limited to 'cpp/src/qpid/sys/Monitor.h')
-rw-r--r--cpp/src/qpid/sys/Monitor.h230
1 files changed, 0 insertions, 230 deletions
diff --git a/cpp/src/qpid/sys/Monitor.h b/cpp/src/qpid/sys/Monitor.h
deleted file mode 100644
index 59e1e74b57..0000000000
--- a/cpp/src/qpid/sys/Monitor.h
+++ /dev/null
@@ -1,230 +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 <boost/noncopyable.hpp>
-
-#ifdef USE_APR
-# include <apr_thread_mutex.h>
-# include <apr_thread_cond.h>
-# include <qpid/apr/APRBase.h>
-# include <qpid/apr/APRPool.h>
-#else
-# include <pthread.h>
-# include <qpid/sys/Time.h>
-# include <qpid/posix/check.h>
-#endif
-
-namespace qpid {
-namespace sys {
-
-template <class L>
-class ScopedLock
-{
- public:
- ScopedLock(L& l) : mutex(l) { l.lock(); }
- ~ScopedLock() { mutex.unlock(); }
- private:
- L& mutex;
-};
-
-
-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
-};
-
-/** A condition variable and a mutex */
-class Monitor : public Mutex
-{
- public:
- inline Monitor();
- inline ~Monitor();
- inline void wait();
- inline bool wait(int64_t nsecs);
- 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
-
-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));
-}
-
-Monitor::Monitor() {
- CHECK_APR_SUCCESS(apr_thread_cond_create(&condition, APRPool::get()));
-}
-
-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(int64_t nsecs){
- // APR uses microseconds.
- apr_status_t status = apr_thread_cond_timedwait(
- condition, mutex, nsecs/1000);
- 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));
-}
-
-
-}}
-
-
-// POSIX ================================================================
-#else
-/**
- * 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() {
- CHECK0(pthread_mutex_lock(&mutex));
-}
-void PODMutex::unlock() {
- CHECK0(pthread_mutex_unlock(&mutex));
-}
-
-void PODMutex::trylock() {
- CHECK0(pthread_mutex_trylock(&mutex));
-}
-
-
-Mutex::Mutex() {
- CHECK0(pthread_mutex_init(&mutex, 0));
-}
-
-Mutex::~Mutex(){
- CHECK0(pthread_mutex_destroy(&mutex));
-}
-
-void Mutex::lock() {
- CHECK0(pthread_mutex_lock(&mutex));
-}
-void Mutex::unlock() {
- CHECK0(pthread_mutex_unlock(&mutex));
-}
-
-void Mutex::trylock() {
- CHECK0(pthread_mutex_trylock(&mutex));
-}
-
-Monitor::Monitor() {
- CHECK0(pthread_cond_init(&condition, 0));
-}
-
-Monitor::~Monitor() {
- CHECK0(pthread_cond_destroy(&condition));
-}
-
-void Monitor::wait() {
- CHECK0(pthread_cond_wait(&condition, &mutex));
-}
-
-bool Monitor::wait(int64_t nsecs){
- Time t(nsecs);
- int status = pthread_cond_timedwait(&condition, &mutex, &t.getTimespec());
- if(status != 0) {
- if (errno == ETIMEDOUT) return false;
- CHECK0(status);
- }
- return true;
-}
-
-void Monitor::notify(){
- CHECK0(pthread_cond_signal(&condition));
-}
-
-void Monitor::notifyAll(){
- CHECK0(pthread_cond_broadcast(&condition));
-}
-
-
-}}
-#endif /*USE_APR*/
-#endif /*!_sys_Monitor_h*/