SCHED_YIELD(2) BSD System Calls Manual SCHED_YIELD(2)NAME
sched_yield — yield processor
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 function‐
ality.
STANDARDS
The sched_yield() system call conforms to IEEE Std 1003.1b-1993
(“POSIX.1”).
BSD March 12, 1998 BSD