SIG_ERR
#define SCREENTEST() (initscr() != NULL && signal(SIGTSTP, SIG_DFL) != SIG_ERR && STAT_R < COLS && SCROLL_Y > 0)
return (SIG_ERR);
if (signal(sig, SIG_IGN) != SIG_ERR)
sel->el_signal->sig_action[i].sa_handler = SIG_ERR;
el->el_signal->sig_action[i].sa_handler = SIG_ERR;
if (el->el_signal->sig_action[i].sa_handler != SIG_ERR)
if (old_handler != SIG_ERR)
if (signal(SIGCHLD, sighandler) == SIG_ERR)
if (signal(SIGINT, sighandler) == SIG_ERR)
ATF_REQUIRE(signal(SIGALRM, sighandler) != SIG_ERR);
ATF_REQUIRE(signal(SIGUSR1, sighandler) != SIG_ERR);
ATF_REQUIRE(signal(SIGSEGV, sighandler) != SIG_ERR);
ATF_REQUIRE(signal(SIGBUS, sighandler) != SIG_ERR);
ATF_REQUIRE(signal(SIGSEGV, segv) != SIG_ERR);
ATF_REQUIRE(signal(SIGSEGV, map_sighandler) != SIG_ERR);
ATF_REQUIRE(signal(SIGSEGV, map_sighandler) != SIG_ERR);
ATF_REQUIRE(signal(SIGBUS, map_sighandler) != SIG_ERR);
ATF_REQUIRE(signal(SIGSEGV, map_sighandler) != SIG_ERR);
REQUIRE_LIBC(signal(SIGINFO, sighand), SIG_ERR);
REQUIRE_LIBC(signal(SIGALRM, sighand), SIG_ERR);
if (signal(SIGXFSZ, sighandler) == SIG_ERR)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
if (signal(SIGUSR1, signal_cb_sa) == SIG_ERR)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
if (signal(SIGHUP, dohup) == SIG_ERR)
ASSERT(signal(SIGALRM, alarm_handler) != SIG_ERR);
ASSERT(signal(SIGHUP, handler) != SIG_ERR);
ASSERT(signal(SIGALRM, deadlock) != SIG_ERR);
ASSERT(signal(SIGUSR1, handler) != SIG_ERR);
ASSERT(signal(SIGALRM, alarm_handler) != SIG_ERR);
ASSERT(signal(SIGALRM, alarm_handler) != SIG_ERR);
ASSERT(signal(SIGALRM, alarm_handler) != SIG_ERR);
ASSERT(signal(SIGUSR1, sighandler) != SIG_ERR);
ASSERT(signal(SIGUSR1, handler) != SIG_ERR);
ASSERT(signal(SIGALRM, handler) != SIG_ERR);
ASSERT(signal(SIGCHLD, SIG_IGN) != SIG_ERR);
if (signal(SIGIO, sigio) == SIG_ERR)
if (signal(SIGTERM, sigexit) == SIG_ERR)
if (signal(SIGPIPE, sighandler) == SIG_ERR)
if (signal(SIGINT, sighandler) == SIG_ERR)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
if (signal(SIGALRM, handler) == SIG_ERR)
if (signal(SIGALRM, sigexit) == SIG_ERR)
if (signal(SIGALRM, sigexit) == SIG_ERR)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
if (signal(SIGALRM, sigexit) == SIG_ERR)
if (signal(SIGALRM, sigexit) == SIG_ERR)
if (signal(SIGINT, sighandler) == SIG_ERR)
if (signal(SIGSEGV, handler) == SIG_ERR)
if (signal(SIGSEGV, handler) == SIG_ERR)
if(signal(ev->ev_fd, sigh) == SIG_ERR) {
if(signal(ev->ev_fd, sigh) == SIG_ERR) {
#define BADSIG SIG_ERR
if (signal(SIGINT, SIG_DFL) == SIG_ERR)
if (signal(SIGQUIT, SIG_DFL) == SIG_ERR)
if (signal(SIGINT, SIG_DFL) == SIG_ERR)
if (signal(SIGQUIT, SIG_DFL) == SIG_ERR)
if (signal(SIGINT, SIG_IGN) == SIG_ERR)
if (signal(SIGQUIT, SIG_IGN) == SIG_ERR)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
if (signal(SIGALRM, handle_alrm) == SIG_ERR)
return (SIG_ERR);
return SIG_ERR;
if (signal(exitonsig, SIG_DFL) == SIG_ERR)
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
if (signal(SIGALRM, sigalarm) == SIG_ERR)
if (signal(SIGALRM, sighandler) == SIG_ERR ||
signal(SIGQUIT, sighandler) == SIG_ERR ||
signal(SIGTERM, sighandler) == SIG_ERR ||
signal(SIGUSR1, sighandler) == SIG_ERR ||
signal(SIGHUP, sighandler) == SIG_ERR ||
signal(SIGINT, sighandler) == SIG_ERR) {
if (signal(SIGCHLD, proc_child) == SIG_ERR)
if (signal(SIGPIPE, SIG_DFL) == SIG_ERR ||
signal(SIGINT, SIG_DFL) == SIG_ERR ||
signal(SIGTERM, SIG_DFL) == SIG_ERR ||
signal(SIGCHLD, SIG_DFL) == SIG_ERR ||
signal(SIGHUP, SIG_DFL) == SIG_ERR)
if (signal(SIGPIPE, SIG_DFL) == SIG_ERR ||
signal(SIGINT, SIG_DFL) == SIG_ERR ||
signal(SIGTERM, SIG_DFL) == SIG_ERR ||
signal(SIGCHLD, SIG_DFL) == SIG_ERR ||
signal(SIGHUP, SIG_DFL) == SIG_ERR)
signal(SIGPIPE, SIG_DFL) == SIG_ERR ||
if( signal(SIGTERM, record_sigh) == SIG_ERR ||
signal(SIGQUIT, record_sigh) == SIG_ERR ||
signal(SIGBREAK, record_sigh) == SIG_ERR ||
signal(SIGHUP, record_sigh) == SIG_ERR ||
signal(SIGPIPE, SIG_IGN) == SIG_ERR ||
signal(SIGINT, record_sigh) == SIG_ERR
if(signal(SIGINT, main_sigh) == SIG_ERR ||
signal(SIGQUIT, main_sigh) == SIG_ERR ||
signal(SIGHUP, main_sigh) == SIG_ERR ||
signal(SIGBREAK, main_sigh) == SIG_ERR ||
signal(SIGTERM, main_sigh) == SIG_ERR)
if(signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
if(signal(SIGALRM, joinalarm) == SIG_ERR)
if( signal(SIGINT, delayer_sigh) == SIG_ERR ||
signal(SIGHUP, delayer_sigh) == SIG_ERR ||
signal(SIGQUIT, delayer_sigh) == SIG_ERR ||
signal(SIGBREAK, delayer_sigh) == SIG_ERR ||
signal(SIGALRM, delayer_sigh) == SIG_ERR ||
signal(SIGTERM, delayer_sigh) == SIG_ERR)
if( signal(SIGINT, perf_sigh) == SIG_ERR ||
signal(SIGQUIT, perf_sigh) == SIG_ERR ||
signal(SIGHUP, perf_sigh) == SIG_ERR ||
signal(SIGBREAK, perf_sigh) == SIG_ERR ||
signal(SIGTERM, perf_sigh) == SIG_ERR)
if(signal(SIGPIPE, &sigh) == SIG_ERR) {
if(signal(ev->ev_fd, sigh) == SIG_ERR) {
if(signal(ev->ev_fd, sigh) == SIG_ERR) {