NAME
sigsetmask —
set current signal mask
SYNOPSIS
#include
<signal.h>
int
sigsetmask(int
mask);
sigmask(signum);
DESCRIPTION
This interface is made obsoleted by:
sigprocmask(2).
Sigsetmask()
sets the current signal mask Signals are blocked from delivery if the
corresponding bit in mask is a 1; the macro
sigmask()
is provided to construct the mask for a given
signum.
The system quietly disallows SIGKILL or
SIGSTOP to be blocked.
RETURN VALUES
The previous set of masked signals is returned.
SEE ALSO
sigprocmask(2), kill(2), sigaction(2), sigsuspend(2), sigvec(2), sigblock(2), sigsetops(3)
HISTORY
The sigsetmask function call appeared in
4.2BSD and has been deprecated.