PTHREAD_COND_SIGNAL(3) BSD Programmer's Manual PTHREAD_COND_SIGNAL(3)
pthread_cond_signal - unblock a thread waiting for a condition variable
#include <pthread.h> int pthread_cond_signal(pthread_cond_t *cond);
The pthread_cond_signal() function unblocks one thread waiting for the condition variable cond.
If successful, the pthread_cond_signal() function will return zero, oth- erwise an error number will be returned to indicate the error.
pthread_cond_signal() will fail if: [EINVAL] The value specified by cond is invalid.
pthread_cond_broadcast(3), pthread_cond_destroy(3), pthread_cond_init(3), pthread_cond_timedwait(3), pthread_cond_wait(3)
pthread_cond_signal() conforms to ISO/IEC 9945-1:1996 ("POSIX"). MirOS BSD #10-current July 28, 1998 1
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