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68 lines
1.8 KiB
68 lines
1.8 KiB
/* |
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* Header used to adapt pthread-based POSIX code to Windows API threads. |
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* |
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* Copyright (C) 2009 Andrzej K. Haczewski <ahaczewski@gmail.com> |
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*/ |
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#ifndef PTHREAD_H |
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#define PTHREAD_H |
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#ifndef WIN32_LEAN_AND_MEAN |
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#define WIN32_LEAN_AND_MEAN |
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#endif |
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#include <windows.h> |
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/* |
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* Defines that adapt Windows API threads to pthreads API |
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*/ |
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#define pthread_mutex_t CRITICAL_SECTION |
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#define pthread_mutex_init(a,b) InitializeCriticalSection((a)) |
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#define pthread_mutex_destroy(a) DeleteCriticalSection((a)) |
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#define pthread_mutex_lock EnterCriticalSection |
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#define pthread_mutex_unlock LeaveCriticalSection |
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/* |
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* Implement simple condition variable for Windows threads, based on ACE |
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* implementation. |
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* |
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* See original implementation: http://bit.ly/1vkDjo |
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* ACE homepage: http://www.cse.wustl.edu/~schmidt/ACE.html |
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* See also: http://www.cse.wustl.edu/~schmidt/win32-cv-1.html |
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*/ |
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typedef struct { |
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LONG waiters; |
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int was_broadcast; |
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CRITICAL_SECTION waiters_lock; |
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HANDLE sema; |
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HANDLE continue_broadcast; |
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} pthread_cond_t; |
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extern int pthread_cond_init(pthread_cond_t *cond, const void *unused); |
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extern int pthread_cond_destroy(pthread_cond_t *cond); |
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extern int pthread_cond_wait(pthread_cond_t *cond, CRITICAL_SECTION *mutex); |
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extern int pthread_cond_signal(pthread_cond_t *cond); |
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extern int pthread_cond_broadcast(pthread_cond_t *cond); |
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/* |
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* Simple thread creation implementation using pthread API |
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*/ |
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typedef struct { |
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HANDLE handle; |
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void *(*start_routine)(void*); |
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void *arg; |
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} pthread_t; |
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extern int pthread_create(pthread_t *thread, const void *unused, |
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void *(*start_routine)(void*), void *arg); |
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/* |
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* To avoid the need of copying a struct, we use small macro wrapper to pass |
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* pointer to win32_pthread_join instead. |
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*/ |
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#define pthread_join(a, b) win32_pthread_join(&(a), (b)) |
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extern int win32_pthread_join(pthread_t *thread, void **value_ptr); |
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#endif /* PTHREAD_H */
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