From 7510e4d0a7b0e7d396ee325e30eb6b4b00ac8fbf Mon Sep 17 00:00:00 2001
From: Peter Barker <pbarker@barker.dropbear.id.au>
Date: Mon, 9 May 2016 16:53:23 +1000
Subject: [PATCH] SITL: setsid() when starting JSBSim so Ctrl-C doesn't kill it
 in GDB

---
 libraries/SITL/SIM_JSBSim.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libraries/SITL/SIM_JSBSim.cpp b/libraries/SITL/SIM_JSBSim.cpp
index 268ad6e5dd..4c254a688f 100644
--- a/libraries/SITL/SIM_JSBSim.cpp
+++ b/libraries/SITL/SIM_JSBSim.cpp
@@ -182,6 +182,7 @@ bool JSBSim::start_JSBSim(void)
     pid_t child_pid = fork();
     if (child_pid == 0) {
         // in child
+        setsid();
         dup2(devnull, 0);
         dup2(p[1], 1);
         close(p[0]);