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compat/os2threads: support static mutexes 

Reviewed-by: wm4 <nfxjfg@googlemail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
KO Myung-Hun 2017-12-28 22:03:56 +09:00 committed by James Almer
parent d03c39b46b
commit 3c0a081a1e
1 changed files with 8 additions and 6 deletions
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14
compat/os2threads.h
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2011 KO Myung-Hun <komh@chollian.net>
* Copyright (c) 2011-2017 KO Myung-Hun <komh@chollian.net>
*
* This file is part of FFmpeg.
*
@ -46,9 +46,11 @@ typedef struct {
typedef void pthread_attr_t;
typedef HMTX pthread_mutex_t;
typedef _fmutex pthread_mutex_t;
typedef void pthread_mutexattr_t;
#define PTHREAD_MUTEX_INITIALIZER _FMUTEX_INITIALIZER
typedef struct {
HEV event_sem;
HEV ack_sem;
@ -98,28 +100,28 @@ static av_always_inline int pthread_join(pthread_t thread, void **value_ptr)
static av_always_inline int pthread_mutex_init(pthread_mutex_t *mutex,
const pthread_mutexattr_t *attr)
{
DosCreateMutexSem(NULL, (PHMTX)mutex, 0, FALSE);
_fmutex_create(mutex, 0);
return 0;
}
static av_always_inline int pthread_mutex_destroy(pthread_mutex_t *mutex)
{
DosCloseMutexSem(*(PHMTX)mutex);
_fmutex_close(mutex);
return 0;
}
static av_always_inline int pthread_mutex_lock(pthread_mutex_t *mutex)
{
DosRequestMutexSem(*(PHMTX)mutex, SEM_INDEFINITE_WAIT);
_fmutex_request(mutex, 0);
return 0;
}
static av_always_inline int pthread_mutex_unlock(pthread_mutex_t *mutex)
{
DosReleaseMutexSem(*(PHMTX)mutex);
_fmutex_release(mutex);
return 0;
}