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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 invocation of a signal-
catching function.
RETURN VALUE
pause() returns only 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
POSIX.1-2001, POSIX.1-2008, SVr4, 4.3BSD.
SEE ALSO
kill(2), select(2), signal(2), sigsuspend(2)
Linux 2021-03-22 PAUSE(2)