From: Narthorn <narthorn@gmail.com>
Date: Sat, 8 Oct 2016 06:38:10 +0000 (+0200)
Subject: Initialize dns process before opening display
X-Git-Tag: v0.88~21^2~2^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F157%2Fhead;p=thirdparty%2Fmtr.git

Initialize dns process before opening display

By opening the display before the dns process is forked, the child
inherits things like ncurses's handler for SIGWINCH (window resize
event), which can cause it to crash and leave the parent process in
an infinite select() loop, freezing the display.
---

diff --git a/mtr.c b/mtr.c
index 377283c..0acb658 100644
--- a/mtr.c
+++ b/mtr.c
@@ -786,8 +786,8 @@ extern int main(int argc, char **argv)
 
 
     lock(stdout);
-      display_open(&ctl);
       dns_open(&ctl);
+      display_open(&ctl);
 
       display_loop(&ctl);