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PTHREAD_COND_SIGNAL(3)   BSD Library Functions Manual   PTHREAD_COND_SIGNAL(3)

NAME
     pthread_cond_signal -- unblock a thread waiting for a condition variable

SYNOPSIS
     #include <pthread.h>

     int
     pthread_cond_signal(pthread_cond_t *cond);

DESCRIPTION
     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
     pthread_cond_signal() 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
     pthread_cond_signal() conforms to ISO/IEC 9945-1:1996 (``POSIX.1'').

BSD                              July 28, 1998                             BSD