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Manual Pages  — SCHED_YIELD

NAME

sched_yield – yield processor

CONTENTS

LIBRARY

Standard C Library (libc, -lc)

SYNOPSIS

#include <sched.h>

int
sched_yield(void);

DESCRIPTION

The sched_yield() system call forces the running process to relinquish the processor until it again becomes the head of its process list. It takes no arguments.

RETURN VALUES

The sched_yield function returns the value 0 if successful; otherwise the value -1 is returned and the global variable errno is set to indicate the error.

ERRORS

On failure errno will be set to the corresponding value:
[ENOSYS]
  The system is not configured to support this functionality.

STANDARDS

The sched_yield() system call conforms to IEEE Std 1003.1b-93 ("POSIX.1").
SCHED_YIELD (2) March 12, 1998
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