ref: 191f79d5a914c647fa941ee8c72f807ca2bd1fcb
dir: /src/thread.h/
/* * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2018, Two Orioles, LLC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef __DAV1D_THREAD_H__ # define __DAV1D_THREAD_H__ #if defined(_WIN32) #include <windows.h> #define PTHREAD_ONCE_INIT INIT_ONCE_STATIC_INIT typedef SRWLOCK pthread_mutex_t; typedef CONDITION_VARIABLE pthread_cond_t; typedef INIT_ONCE pthread_once_t; typedef void *pthread_t; typedef void *pthread_mutexattr_t; typedef void *pthread_condattr_t; typedef void *pthread_attr_t; int dav1d_pthread_create(pthread_t* thread, const pthread_attr_t* attr, void*(*proc)(void*), void* param); void dav1d_pthread_join(pthread_t thread, void** res); int dav1d_pthread_once(pthread_once_t *once_control, void (*init_routine)(void)); #define pthread_create dav1d_pthread_create #define pthread_join dav1d_pthread_join #define pthread_once dav1d_pthread_once static inline void pthread_mutex_init(pthread_mutex_t* mutex, const pthread_mutexattr_t* attr) { (void)attr; InitializeSRWLock(mutex); } static inline void pthread_mutex_destroy(pthread_mutex_t* mutex) { (void)mutex; } static inline void pthread_mutex_lock(pthread_mutex_t* mutex) { AcquireSRWLockExclusive(mutex); } static inline void pthread_mutex_unlock(pthread_mutex_t* mutex) { ReleaseSRWLockExclusive(mutex); } static inline void pthread_cond_init(pthread_cond_t* cond, const pthread_condattr_t* attr) { (void)attr; InitializeConditionVariable(cond); } static inline void pthread_cond_destroy(pthread_cond_t* cond) { (void)cond; } static inline void pthread_cond_wait(pthread_cond_t* cond, pthread_mutex_t* mutex) { SleepConditionVariableSRW(cond, mutex, INFINITE, 0); } static inline void pthread_cond_signal(pthread_cond_t* cond) { WakeConditionVariable(cond); } static inline void pthread_cond_broadcast(pthread_cond_t* cond) { WakeAllConditionVariable(cond); } #else #include <pthread.h> #endif #endif // __DAV1D_THREAD_H__