The
pause
library function causes the invoking process (or thread) to sleep
until a signal is received that either terminates it or causes it
to call a signal-catching function.
RETURN VALUE
The
pause
function 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.
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