From: Shuanglei Tao <tsl0922@gmail.com>
Date: Tue, 20 Sep 2016 12:08:03 +0000 (+0800)
Subject: Force exit program for the second ^C
X-Git-Url: http://git.prime8.dev/?a=commitdiff_plain;h=20c5341dabcce677d71a9ad9ee34d325bc3fe16f;p=ttyd.git

Force exit program for the second ^C
---

diff --git a/src/server.c b/src/server.c
index d1d0b35..8022a05 100644
--- a/src/server.c
+++ b/src/server.c
@@ -93,11 +93,15 @@ tty_server_new(int argc, char **argv) {
 
 void
 sig_handler(int sig) {
+    if (force_exit)
+        exit(EXIT_FAILURE);
+
     char sig_name[20];
     get_sig_name(sig, sig_name);
-    lwsl_notice("received signal: %s (%d)\n", sig_name, sig);
+    lwsl_notice("received signal: %s (%d), exiting...\n", sig_name, sig);
     force_exit = true;
     lws_cancel_service(context);
+    lwsl_notice("send ^C to force exit.\n");
 }
 
 int
@@ -266,7 +270,8 @@ main(int argc, char **argv) {
 #endif
     }
 
-    signal(SIGINT, sig_handler);
+    signal(SIGINT, sig_handler);  // ^C
+    signal(SIGTERM, sig_handler); // kill
 
     context = lws_create_context(&info);
     if (context == NULL) {