From bff6a7486fac0bae63c5ff9e8b151afc63fd2014 Mon Sep 17 00:00:00 2001
From: Daniel Borkmann <borkmann@gnumaniacs.org>
Date: Thu, 26 May 2011 14:34:27 +0200
Subject: [PATCH] update on test program

---
 opt/pflana.c | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/opt/pflana.c b/opt/pflana.c
index 32ef588..b879aa7 100644
--- a/opt/pflana.c
+++ b/opt/pflana.c
@@ -1,19 +1,42 @@
 #include <stdio.h>
 #include <unistd.h>
+#include <signal.h>
 #include <sys/socket.h>
 
 #define AF_LANA		27
 
+static sig_atomic_t sigint = 0;
+
+static void intr(int sig)
+{
+	sigint = 1;
+}
+
+static inline void register_signal(int signal, void (*handler)(int))
+{
+	sigset_t block_mask;
+	struct sigaction saction;
+
+	sigfillset(&block_mask);
+	saction.sa_handler = handler;
+	saction.sa_mask = block_mask;
+	saction.sa_flags = SA_RESTART;
+
+	sigaction(signal, &saction, NULL);
+}
+
 int main(void)
 {
 	int sock;
+	register_signal(SIGINT, intr);
 	sock = socket(AF_LANA, SOCK_STREAM, 0);
 	if (sock < 0) {
 		perror("socket");
 		return 0;
 	}
 
-	printf("Worked!\n");
+	printf("Worked! Abort with ^C\n");
+	while (!sigint);
 
 	close(sock);
 	return 0;
-- 
2.11.4.GIT