From daa64cc5cfb32dae23adecb9edb11867c99a0e4e Mon Sep 17 00:00:00 2001 From: Christian Pointner Date: Sun, 3 Oct 2010 23:08:23 +0000 Subject: blocking SIG_PIPE and SIG_CHLD by default --- src/sig_handler.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/src/sig_handler.c b/src/sig_handler.c index bed72ba..dd5cff3 100644 --- a/src/sig_handler.c +++ b/src/sig_handler.c @@ -79,17 +79,22 @@ 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(SIGCHLD, &act_ign, 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]); @@ -150,6 +155,8 @@ void signal_stop() sigaction(SIGHUP, &act, NULL); sigaction(SIGUSR1, &act, NULL); sigaction(SIGUSR2, &act, NULL); + sigaction(SIGPIPE, &act, NULL); + sigaction(SIGCHLD, &act, NULL); close(sig_pipe_fds[0]); close(sig_pipe_fds[1]); -- cgit v1.2.3