NAME

sigsetmask − set current signal mask

SYNOPSIS

sigsetmask(mask);
int mask;

DESCRIPTION

Sigsetmask sets the current signal mask (those signals which are blocked from delivery).  Signal i is blocked if the i−1’th bit in mask is a 1. 

The system quietly disallows SIGKILL, SIGSTOP, or SIGCONT to be blocked. 

RETURN VALUE

The previous set of masked signals is returned. 

SEE ALSO

kill(2), sigvec(2), sigblock(2), sigpause(2), signal(3)

Sun Release 2.0  —  Last change: 4 January 1984