PTHREAD_COND_SIGNAL(3)                        FreeBSD Library Functions Manual

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

     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.

SEE ALSO

     pthread_cond_broadcast(3), pthread_cond_destroy(3), pthread_cond_init(3),
     pthread_cond_timedwait(3), pthread_cond_wait(3)

STANDARDS

     The pthread_cond_signal() function conforms to ISO/IEC 9945-1:1996
     ("POSIX.1").

FreeBSD 15.1-STABLE-HBSD         July 28, 1998          PTHREAD_COND_SIGNAL(3)