From: Philipp Takacs <philipp@bureaucracy.de>
Date: Sat, 21 Feb 2015 10:03:26 +0000 (+0100)
Subject: remove longjmp from signalhandler in getans
X-Git-Tag: mmh-0.2-RC1~54
X-Git-Url: http://git.marmaro.de/?a=commitdiff_plain;h=8edab16f7a56c8e822f94609b69c4f95ee2eec3b;p=mmh

remove longjmp from signalhandler in getans

To avoid undefined behavior use close in the signal handler.
---

diff --git a/sbr/getans.c b/sbr/getans.c
index 7254d6b..f3cea27 100644
--- a/sbr/getans.c
+++ b/sbr/getans.c
@@ -10,6 +10,7 @@
 #include <h/signals.h>
 #include <setjmp.h>
 #include <signal.h>
+#include <unistd.h>
 
 static char ansbuf[BUFSIZ];
 static jmp_buf sigenv;
@@ -72,5 +73,5 @@ intrser(int i)
 	/*
 	** should this be siglongjmp?
 	*/
-	longjmp(sigenv, 1);
+	close(STDIN_FILENO);
 }