From c9563e60fec8964a63ffe2542883eece66e616d0 Mon Sep 17 00:00:00 2001
From: "Christian E. Hopps" <chopps@chopps.org>
Date: Fri, 27 Sep 2019 13:52:50 -0400
Subject: [PATCH] misc: don't os_exit(1) causing core on SIGINT

It's not typical for a program to core when it receives a SIGINT, so
keep this from happening.

Type: fix
Signed-off-by: Christian E. Hopps <chopps@chopps.org>
Change-Id: I2c15985a57e6ea898ff05c4001e4b30b41154eba
(cherry picked from commit 10a8bda37eed33ada1e7c6ece7bda1fe066ba541)
---
 src/vlib/unix/main.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/vlib/unix/main.c b/src/vlib/unix/main.c
index 9bfdab1efee..22971816593 100755
--- a/src/vlib/unix/main.c
+++ b/src/vlib/unix/main.c
@@ -180,7 +180,11 @@ unix_signal_handler (int signum, siginfo_t * si, ucontext_t * uc)
       /* have to remove SIGABRT to avoid recursive - os_exit calling abort() */
       unsetup_signal_handlers (SIGABRT);
 
-      os_exit (1);
+      /* os_exit(1) causes core generation, do not do this for SIGINT */
+      if (signum == SIGINT)
+	os_exit (0);
+      else
+	os_exit (1);
     }
   else
     clib_warning ("%s", syslog_msg);