int
sigpause(
int sigmask
)
sigpause()
assigns
sigmask
to the set of masked signals
and then waits for a signal to arrive;
on return the set of masked signals is restored.
sigmask
is usually 0 to indicate that no
signals are to be blocked.
sigpause()
always terminates by being interrupted, returning -1 with
errno
set to
EINTR
.
)
function call appeared in
4.2BSD
and has been deprecated.