sacc

commit 62d746cb6d34ed43068386bcd4a75f828055ee5e
parent f2b48c669ee5b69e3b46f64979739d15f41338c2
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Thu,  2 Jul 2020 23:24:53 +0200

exit with 128 + signo on receiving SIGHUP, SIGINT, SIGTERM

This also makes a better distinction between SIGHUP (=1) and die(),
which is also 1.

Diffstat:
M
sacc.c
 | 
8
+++++++-

1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/sacc.c b/sacc.c
@@ -951,6 +951,12 @@ cleanup(void)
 		uicleanup();
 }
 
+void
+sighandler(int signo)
+{
+	exit(128 + signo);
+}
+
 static void
 setup(void)
 {
@@ -971,7 +977,7 @@ setup(void)
 
 	sigemptyset(&sa.sa_mask);
 	sa.sa_flags = SA_RESTART;
-	sa.sa_handler = exit;
+	sa.sa_handler = sighandler;
 	sigaction(SIGINT, &sa, NULL);
 	sigaction(SIGHUP, &sa, NULL);
 	sigaction(SIGTERM, &sa, NULL);