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Manual Pages  — PTHREAD_COND_SIGNAL

NAME

pthread_cond_signal – unblock a thread waiting for a condition variable

CONTENTS

LIBRARY

POSIX Threads Library (libpthread, -lpthread)

SYNOPSIS

#include <pthread.h>

int
pthread_cond_signal(pthread_cond_t *cond);

DESCRIPTION

The pthread_cond_signal() function unblocks one thread waiting for the condition variable cond.

RETURN VALUES

If successful, the pthread_cond_signal() function will return zero, otherwise an error number will be returned to indicate the error.

ERRORS

The pthread_cond_signal() function will fail if:
[EINVAL]
  The value specified by cond is invalid.

SEE ALSO

pthread_cond_broadcast(3), pthread_cond_destroy(3), pthread_cond_init(3), pthread_cond_timedwait(3), pthread_cond_wait(3)

STANDARDS

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

PTHREAD_COND_SIGNAL (3) July 28, 1998

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