NAME
pthread_cond_init —
create a condition variable
SYNOPSIS
#include
<pthread.h>
int
pthread_cond_init(pthread_cond_t
*cond, const
pthread_condattr_t *attr);
DESCRIPTION
The
pthread_cond_init()
function creates a new condition variable, with attributes specified with
attr. If attr is
NULL the default attributes are used.
RETURN VALUES
If successful, the pthread_cond_init()
function will return zero and put the new condition variable ID into
cond, otherwise an error number will be returned to
indicate the error.
ERRORS
pthread_cond_init() will fail if:
- [
EINVAL] - The value specified by attr is invalid.
- [
ENOMEM] - The process cannot allocate enough memory to create another condition variable.
- [
EAGAIN] - The system temporarily lacks the resources to create another condition variable.
SEE ALSO
pthread_cond_broadcast(3), pthread_cond_destroy(3), pthread_cond_signal(3), pthread_cond_timedwait(3), pthread_cond_wait(3)
STANDARDS
pthread_cond_init() conforms to
ISO/IEC 9945-1:1996 (“POSIX.1”).