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Add timed wait semaphore

This commit is contained in:
Lorenz Meier 2015-11-23 19:51:15 +01:00
parent e2894c4a46
commit 1b91f78430
1 changed files with 2 additions and 0 deletions
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2
src/platforms/px4_posix.h
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@ -62,6 +62,7 @@ typedef struct {
__EXPORT int px4_sem_init(px4_sem_t *s, int pshared, unsigned value);
__EXPORT int px4_sem_wait(px4_sem_t *s);
__EXPORT int px4_sem_timedwait(px4_sem_t * sem, const struct timespec * abstime);
__EXPORT int px4_sem_post(px4_sem_t *s);
__EXPORT int px4_sem_getvalue(px4_sem_t *s, int *sval);
__EXPORT int px4_sem_destroy(px4_sem_t *s);
@ -76,6 +77,7 @@ typedef sem_t px4_sem_t;
#define px4_sem_init sem_init
#define px4_sem_wait sem_wait
#define px4_sem_timedwait sem_timedwait
#define px4_sem_post sem_post
#define px4_sem_getvalue sem_getvalue
#define px4_sem_destroy sem_destroy