Lines Matching refs:signal
49 (void)signal (SIGHUP, SIG_IGN); in catch()
50 (void)signal (SIGINT, SIG_IGN); in catch()
51 (void)signal (SIGQUIT, SIG_IGN); in catch()
52 (void)signal (SIGTERM, SIG_IGN); in catch()
67 if (signal(SIG, SIG_IGN) != SIG_IGN) \ in trap_signals()
68 signal (SIG, catch); in trap_signals()
77 signal (SIGHUP, old_sighup); in trap_signals()
78 signal (SIGINT, old_sigint); in trap_signals()
79 signal (SIGQUIT, old_sigquit); in trap_signals()
80 signal (SIGTERM, old_sigterm); in trap_signals()
104 old_sighup = signal(SIGHUP, SIG_IGN); in ignore_signals()
105 old_sigint = signal(SIGINT, SIG_IGN); in ignore_signals()
106 old_sigquit = signal(SIGQUIT, SIG_IGN); in ignore_signals()
107 old_sigterm = signal(SIGTERM, SIG_IGN); in ignore_signals()