From 8add843ee8a8561888bb6e0aad9a27f500899e6e Mon Sep 17 00:00:00 2001
From: bubnikv <bubnikv@gmail.com>
Date: Sun, 21 Jan 2018 21:08:30 +0100
Subject: [PATCH] Temporary, or maybe not so temporary fix to handle empty post
 processing scripts.

---
 lib/Slic3r/Print.pm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/Slic3r/Print.pm b/lib/Slic3r/Print.pm
index 12ad2f12f..4615f0bc6 100644
--- a/lib/Slic3r/Print.pm
+++ b/lib/Slic3r/Print.pm
@@ -88,6 +88,8 @@ sub export_gcode {
         $self->status_cb->(95, "Running post-processing scripts");
         $self->config->setenv;
         for my $script (@{$self->config->post_process}) {
+            # Ignore empty post processing script lines.
+            next if $script =~ /^\s*$/;
             Slic3r::debugf "  '%s' '%s'\n", $script, $output_file;
             # -x doesn't return true on Windows except for .exe files
             if (($^O eq 'MSWin32') ? !(-e $script) : !(-x $script)) {