| // Copyright 2011 Google Inc. |
| // |
| // 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. |
| // |
| // Author: jmaessen@google.com (Jan Maessen) |
| |
| #ifndef PAGESPEED_KERNEL_THREAD_PTHREAD_CONDVAR_H_ |
| #define PAGESPEED_KERNEL_THREAD_PTHREAD_CONDVAR_H_ |
| |
| #include <pthread.h> |
| |
| #include "pagespeed/kernel/base/condvar.h" |
| #include "pagespeed/kernel/base/basictypes.h" |
| #include "pagespeed/kernel/base/thread_system.h" |
| #include "pagespeed/kernel/thread/pthread_mutex.h" |
| |
| namespace net_instaweb { |
| |
| class PthreadCondvar : public ThreadSystem::Condvar { |
| public: |
| // The mutex is owned by the caller and must outlive the condvar. |
| explicit PthreadCondvar(PthreadMutex* mutex) |
| : mutex_(mutex) { |
| Init(); |
| } |
| virtual ~PthreadCondvar(); |
| |
| virtual PthreadMutex* mutex() const { return mutex_; } |
| |
| virtual void Signal(); |
| virtual void Broadcast(); |
| virtual void Wait(); |
| virtual void TimedWait(int64 timeout_ms); |
| |
| private: |
| void Init(); |
| |
| PthreadMutex* mutex_; |
| pthread_cond_t condvar_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PthreadCondvar); |
| }; |
| |
| } // namespace net_instaweb |
| |
| #endif // PAGESPEED_KERNEL_THREAD_PTHREAD_CONDVAR_H_ |