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thread: Define ff_mutex_* macros as stub functions when threads are disabled

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Silences a bunch of "statement with no effect" warnings with threads disabled.
This commit is contained in:
Diego Biurrun 2017-03-31 19:04:56 +02:00
parent b200a2c8da
commit 193b091890
1 changed files with 4 additions and 4 deletions
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8
libavutil/thread.h
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@ -48,10 +48,10 @@
#define AVMutex char
#define ff_mutex_init(mutex, attr) (0)
#define ff_mutex_lock(mutex) (0)
#define ff_mutex_unlock(mutex) (0)
#define ff_mutex_destroy(mutex) (0)
static inline int ff_mutex_init(AVMutex *mutex, const void *attr){ return 0; }
static inline int ff_mutex_lock(AVMutex *mutex){ return 0; }
static inline int ff_mutex_unlock(AVMutex *mutex){ return 0; }
static inline int ff_mutex_destroy(AVMutex *mutex){ return 0; }
#define AVOnce char
#define AV_ONCE_INIT 0