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#define _GNU_SOURCE /* See feature_test_macros(7) */
Compile and link with -pthread.
pthread_yield() causes the calling thread to relinquish the CPU. The
thread is placed at the end of the run queue for its static priority
and another thread is scheduled to run. For further details, see
On success, pthread_yield() returns 0; on error, it returns an error
On Linux, this call always succeeds (but portable and future-proof
applications should nevertheless handle a possible error return).
This call is nonstandard, but present on several other systems. Use
the standardized sched_yield(2) instead.
On Linux, this function is implemented as a call to sched_yield(2).
sched_setscheduler(2), sched_yield(2), pthreads(7)
Linux 2013-03-05 PTHREAD_YIELD(3)