SIG_IGN
set_one_signal_handler(SIGPIPE, SIG_IGN, 0) == -1)
set_one_signal_handler(SIGPIPE, SIG_IGN, 1);
signal(SIGTTOU, SIG_IGN);
sa.sa_handler = SIG_IGN;
signal(SIGINT, SIG_IGN);
signal(SIGHUP, SIG_IGN);
si_sa.sa_handler = SIG_IGN;
(void) signal(SIGPIPE, SIG_IGN);
(void) signal(SIGTSTP, SIG_IGN);
(void) signal(SIGTTOU, SIG_IGN);
|| address == (target_addr_t)SIG_IGN
action.sa_handler = SIG_IGN;
&& action.sa_handler != SIG_IGN)
&& action.sa_handler != SIG_IGN)
&& handler.sa_handler != SIG_IGN && handler.sa_handler != SIG_DFL) {
if (handler.sa_handler == SIG_IGN) {
if ((act && act->sa_handler == SIG_IGN)
|| handler.sa_handler == SIG_IGN) {
&& team->SignalActionFor(SIGTTOU).sa_handler != SIG_IGN
if (action.sa_handler != SIG_IGN && action.sa_handler != SIG_DFL)
&& action.sa_handler != SIG_IGN)
ignoreSignalAction.sa_handler = SIG_IGN;
ignoreSignalAction.sa_handler = SIG_IGN;
if (signal == SIGCHLD && signalHandler == SIG_IGN) {
if (signal == SIGCHLD && signalHandler == SIG_IGN) {
sa.sa_handler = SIG_IGN;
else if (action.sa_handler == SIG_IGN)
action.sa_handler = SIG_IGN;