PAUSE(3) Library Functions Manual PAUSE(3)
NAME
pausestop until signal
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <unistd.h>
int
pause(void);
DESCRIPTION
Pause is made obsolete by sigsuspend(2).
 
The pause() function forces a process to pause until a signal is received from either the kill(2) function or an interval timer. (See setitimer(2).) Upon termination of a signal handler started during a pause(), the pause() call will return.
RETURN VALUES
Always returns -1.
ERRORS
The pause() function always returns:
[EINTR]
The call was interrupted.
SEE ALSO
STANDARDS
The pause() function conforms to IEEE Std 1003.1-1990 (“POSIX.1”).
HISTORY
A pause() syscall appeared in Version 6 AT&T UNIX.