X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;ds=sidebyside;f=adu.c;h=0bb5aad08db31a68b52fc69a1f414a07d9c87fb8;hb=2d7a4d61bfa10e3f462053936dcf7fd416b629d0;hp=7d8c9abd0191b6d4c84036bcc70e7e91d2cf03f3;hpb=1136bdfc82272850474eacba37cf87d01f6a1b7f;p=adu.git

diff --git a/adu.c b/adu.c
index 7d8c9ab..0bb5aad 100644
--- a/adu.c
+++ b/adu.c
@@ -165,14 +165,24 @@ void check_signals(void)
 	exit(EXIT_FAILURE);
 }
 
+static int catch_signal(int sig)
+{
+	struct sigaction act;
+
+	act.sa_handler = signal_handler;
+	sigemptyset(&act.sa_mask);
+	act.sa_flags = 0;
+	return sigaction(sig, &act, NULL);
+}
+
 static int init_signals(void)
 {
-	if (signal(SIGINT, &signal_handler) == SIG_ERR)
-		return -E_SIGNAL_SIG_ERR;
-	if (signal(SIGTERM, &signal_handler) == SIG_ERR)
-		return -E_SIGNAL_SIG_ERR;
-	if (signal(SIGPIPE, &signal_handler) == SIG_ERR)
-		return -E_SIGNAL_SIG_ERR;
+	if (catch_signal(SIGINT) < 0)
+		return -E_SIGACTION;
+	if (catch_signal(SIGTERM) < 0)
+		return -E_SIGACTION;
+	if (catch_signal(SIGPIPE) == SIG_ERR)
+		return -E_SIGACTION;
 	return 1;
 }