.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com>
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.\" $FreeBSD: src/lib/libc_r/man/pthread_cond_broadcast.3,v 1.5.2.4 2001/08/17 15:42:51 ru Exp $
.\"
.Dd July 28, 1998
.Dt PTHREAD_COND_BROADCAST 3
.Os
.Sh NAME
.Nm pthread_cond_broadcast
.Nd unblock all threads waiting for a condition variable
.Sh SYNOPSIS
.Fd #include <pthread.h>
.Ft int
.Fn pthread_cond_broadcast "pthread_cond_t *cond"
.Sh DESCRIPTION
The
.Fn pthread_cond_broadcast
function unblocks all threads that are waiting for the condition variable
.Fa cond .
.Sh RETURN VALUES
If successful, the
.Fn pthread_cond_broadcast
function will return zero.
Otherwise, an error number will be returned
to indicate the error.
.Sh ERRORS
.Fn pthread_cond_broadcast
will fail if:
.Bl -tag -width Er
.It Bq Er EINVAL
The value specified by
.Fa cond
is invalid.
.El
.Sh SEE ALSO
.Xr pthread_cond_destroy 3 ,
.Xr pthread_cond_init 3 ,
.Xr pthread_cond_signal 3 ,
.Xr pthread_cond_timedwait 3 ,
.Xr pthread_cond_wait 3
.Sh STANDARDS
.Fn pthread_cond_broadcast
conforms to
.St -p1003.1-96 .