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| PTHREAD_COND_SIGNAL(3) | FreeBSD Library Functions Manual | PTHREAD_COND_SIGNAL(3) |
NAME
pthread_cond_signal —
unblock a thread waiting for a condition variable
LIBRARY
POSIX Threads Library (libpthread, -lpthread)SYNOPSIS
#include <pthread.h>
int
pthread_cond_signal(pthread_cond_t
*cond);
DESCRIPTION
Thepthread_cond_signal() function unblocks one thread
waiting for the condition variable cond.
RETURN VALUES
If successful, thepthread_cond_signal() function will
return zero, otherwise an error number will be returned to indicate the error.
ERRORS
Thepthread_cond_signal() function will fail if:
- [
EINVAL] - The value specified by cond is invalid.
SEE ALSO
pthread_cond_broadcast(3), pthread_cond_destroy(3), pthread_cond_init(3), pthread_cond_timedwait(3), pthread_cond_wait(3)STANDARDS
Thepthread_cond_signal() function conforms to
ISO/IEC 9945-1:1996 (“POSIX.1”).
| July 28, 1998 | FreeBSD 13.1-RELEASE |
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