linux man page for pause

PAUSE(2)						     Linux Programmer's Manual							  PAUSE(2)

NAME
       pause - wait for signal

SYNOPSIS
       #include <unistd.h>

       int pause(void);

DESCRIPTION
       pause()	causes the calling process (or thread) to sleep until a signal is delivered that either terminates the process or causes the invo-
       cation of a signal-catching function.

RETURN VALUE
       pause() only returns when a signal was caught and the signal-catching function returned.  In this case pause() returns -1, and errno is set
       to EINTR.

ERRORS
       EINTR  a signal was caught and the signal-catching function returned.

CONFORMING TO
       SVr4, 4.3BSD, POSIX.1-2001.

SEE ALSO
       kill(2), select(2), signal(2), sigsuspend(2)

COLOPHON
       This  page is part of release 3.27 of the Linux man-pages project.  A description of the project, and information about reporting bugs, can
       be found at http://www.kernel.org/doc/man-pages/.

Linux								    2008-10-06								  PAUSE(2)