cnd_signal
From cppreference.com
C
Concurrency support (C11)
Concurrency support library
Threads
Atomic operations
(until C23)
Atomic flags
Memory ordering
Mutual exclusion
Condition variables
Thread-local storage
Defined in header
<threads.h>
int cnd_signal( cnd_t *cond );
(since C11)
Unblocks one thread that currently waits on condition variable pointed to by cond. If no threads are blocked, does nothing and returns thrd_success.
Contents
[edit] Parameters
cond
-
pointer to a condition variable
[edit] Return value
thrd_success if successful, thrd_error otherwise.
[edit] References
- C17 standard (ISO/IEC 9899:2018):
- 7.26.3.4 The cnd_signal function (p: 276)
- C11 standard (ISO/IEC 9899:2011):
- 7.26.3.4 The cnd_signal function (p: 379)
[edit] See also
C++ documentation for condition_variable::notify_one
C++ documentation for condition_variable_any::notify_one