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Manual Pages  — PTHREAD_COND_INIT

NAME

pthread_cond_init – create a condition variable

CONTENTS

LIBRARY

POSIX Threads Library (libpthread, -lpthread)

SYNOPSIS

#include <pthread.h>

int
pthread_cond_init(pthread_cond_t *restrict cond, const pthread_condattr_t *restrict 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

The pthread_cond_init() function 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), pthread_condattr(3)

STANDARDS

The pthread_cond_init() function conforms to IEEE Std 1003.1-96 ("POSIX.1").

PTHREAD_COND_INIT (3) August 17, 2018

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