From 127e38d4a4fe3feb936fe3f66fba4775b7a861f6 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Mon, 14 Oct 2013 22:07:41 +0200
Subject: [PATCH] Fix Cancel button. #1461

---
 lib/Slic3r/GUI/Plater.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/Slic3r/GUI/Plater.pm b/lib/Slic3r/GUI/Plater.pm
index 286ad72264..da000a6246 100644
--- a/lib/Slic3r/GUI/Plater.pm
+++ b/lib/Slic3r/GUI/Plater.pm
@@ -687,6 +687,7 @@ sub export_gcode2 {
     my ($config, $extra_variables, $output_file, %params) = @_;
     local $SIG{'KILL'} = sub {
         Slic3r::debugf "Exporting cancelled; exiting thread...\n";
+        Slic3r::thread_cleanup();
         threads->exit();
     } if $Slic3r::have_threads;