pthread_cond_signal3
Unblock a thread waiting for a condition variable
Usage
#include <pthread.h>
int
pthread_cond_signal(pthread_cond_t *cond);
Overview
The pthread_cond_signal() function unblocks one thread waiting for the condition variable cond.
Return values
If successful, the pthread_cond_signal() function will return zero, otherwise an error number will be returned to indicate the error.
Errors
The pthread_cond_signal() function will fail if:
- [EINVAL]
-
The value specified by cond is invalid.
Releases
149 releases since Mac OS X 10.2; the text changed 2 times.