harmony 鸿蒙condition_variable.h

condition_variable.h

The condition_variable.h file declares the condition variable interfaces in C.

File to include: <ffrt/condition_variable.h>

Library: libffrt.z.so

System capability: SystemCapability.Resourceschedule.Ffrt.Core

Since: 10

Related module: FFRT

Name	Description
FFRT_C_API int ffrt_cond_init (ffrt_cond_t cond, const ffrt_condattr_t attr)	Initializes a condition variable.
FFRT_C_API int ffrt_cond_signal (ffrt_cond_t *cond)	Unblocks at least one of the threads that are blocked on a condition variable.
FFRT_C_API int ffrt_cond_broadcast (ffrt_cond_t *cond)	Unblocks all threads currently blocked on a condition variable.
FFRT_C_API int ffrt_cond_wait (ffrt_cond_t cond, ffrt_mutex_t mutex)	Blocks the calling thread on a condition variable.
FFRT_C_API int ffrt_cond_timedwait (ffrt_cond_t cond, ffrt_mutex_t mutex, const struct timespec *time_point)	Blocks the calling thread on a condition variable for a given duration.
FFRT_C_API int ffrt_cond_destroy (ffrt_cond_t *cond)	Destroys a condition variable.