X-Git-Url: https://git.realraum.at/?p=svn42.git;a=blobdiff_plain;f=door_daemon%2Fsig_handler.c;h=2a17ebe291ec03c2573fe1e2769003d5e46c8b43;hp=7a1ad745c3e720c4f9513b162924b7136ef8a7c2;hb=8f8ffe1d0ca5e05b9942f7cacf28dd4a348053c2;hpb=bd2c78928d653160ef85e25e03e8b4e721635ac6 diff --git a/door_daemon/sig_handler.c b/door_daemon/sig_handler.c index 7a1ad74..2a17ebe 100644 --- a/door_daemon/sig_handler.c +++ b/door_daemon/sig_handler.c @@ -20,8 +20,9 @@ * This file is part of uAnytun. * * uAnytun is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 3 as - * published by the Free Software Foundation. + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * any later version. * * uAnytun is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -81,17 +82,21 @@ int signal_init() } } - struct sigaction act; + struct sigaction act, act_ign; act.sa_handler = sig_handler; sigfillset(&act.sa_mask); act.sa_flags = 0; + act_ign.sa_handler = SIG_IGN; + sigfillset(&act_ign.sa_mask); + act_ign.sa_flags = 0; if((sigaction(SIGINT, &act, NULL) < 0) || (sigaction(SIGQUIT, &act, NULL) < 0) || (sigaction(SIGTERM, &act, NULL) < 0) || (sigaction(SIGHUP, &act, NULL) < 0) || (sigaction(SIGUSR1, &act, NULL) < 0) || - (sigaction(SIGUSR2, &act, NULL) < 0)) { + (sigaction(SIGUSR2, &act, NULL) < 0) || + (sigaction(SIGPIPE, &act_ign, NULL) < 0)) { log_printf(ERROR, "signal handling init failed (sigaction error: %s)", strerror(errno)); close(sig_pipe_fds[0]); @@ -120,7 +125,7 @@ int signal_handle() int return_value = 0; int sig; - for(sig=1; sig < _NSIG; ++sig) { + for(sig=1; sig < NSIG; ++sig) { if(sigismember(&set, sig)) { switch(sig) { case SIGINT: log_printf(NOTICE, "SIG-Int caught, exitting"); return_value = 1; break; @@ -152,6 +157,7 @@ void signal_stop() sigaction(SIGHUP, &act, NULL); sigaction(SIGUSR1, &act, NULL); sigaction(SIGUSR2, &act, NULL); + sigaction(SIGPIPE, &act, NULL); close(sig_pipe_fds[0]); close(sig_pipe_fds[1]);