NAME    [Toc]    [Back]

     pthread_single_np, pthread_multi_np - switch thread scheduling mode

SYNOPSIS    [Toc]    [Back]

     #include <pthread.h>
     #include <pthread_np.h>

     int
     pthread_single_np(void);

     int
     pthread_multi_np(void);

DESCRIPTION    [Toc]    [Back]

     The pthread_single_np() function causes the process to enter
singlethreaded
 (non-POSIX) scheduling mode.

     The pthread_multi_np() function causes the process to return
to multithreaded
 scheduling mode.

RETURN VALUES    [Toc]    [Back]

     The pthread_single_np() and pthread_multi_np() functions return zero on
     success, or an error number on failure.

SEE ALSO    [Toc]    [Back]

     pthreads(3)

STANDARDS    [Toc]    [Back]

     The pthread_single_np() and pthread_multi_np() functions are
non-portable
     and  may  not be supported with the above semantics on other
POSIX systems.

OpenBSD     3.6                          March      21,      1999