cnd_broadcast()

Updated: October 26, 2022

Unblock threads waiting on a condition

Synopsis:

#include <threads.h>

int cnd_broadcast( cnd_t* cond );

Arguments:

cond
A pointer to the cnd_t object for which you want to unblock the threads.

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The cnd_broadcast() function unblocks all threads currently blocked on the condition variable cond. The threads are unblocked in priority order. If more than one thread at a particular priority is blocked, those threads are unblocked in FIFO order.

Returns:

thrd_success
Success.
thrd_error
An error occurred.

Classification:

C11

Safety:  
Cancellation point No
Interrupt handler No
Signal handler Yes
Thread Yes