From ac57681086acc8d879e6c0d2c01bc85b0b42bbd8 Mon Sep 17 00:00:00 2001 From: Christian Pointner Date: Sun, 3 Oct 2010 23:40:16 +0000 Subject: ignoring SIG_CHLD and SIG_PIPE by default --- sig_handler.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/sig_handler.c b/sig_handler.c index ca2e18f..efb6ee6 100644 --- a/sig_handler.c +++ b/sig_handler.c @@ -82,17 +82,22 @@ int signal_init() } } - struct sigaction act; + struct sigaction act, ign; act.sa_handler = sig_handler; sigfillset(&act.sa_mask); act.sa_flags = 0; + ign.sa_handler = SIG_IGN; + sigfillset(&ign.sa_mask); + 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, &ign, NULL) < 0) || + (sigaction(SIGPIPE, &ign, NULL) < 0)) { log_printf(ERROR, "signal handling init failed (sigaction error: %s)", strerror(errno)); close(sig_pipe_fds[0]); @@ -153,6 +158,8 @@ void signal_stop() sigaction(SIGHUP, &act, NULL); sigaction(SIGUSR1, &act, NULL); sigaction(SIGUSR2, &act, NULL); + sigaction(SIGCHLD, &act, NULL); + sigaction(SIGPIPE, &act, NULL); close(sig_pipe_fds[0]); close(sig_pipe_fds[1]); -- cgit v1.2.3