From fcb7f63c8758cb217c7e37728707a14979c2a0b7 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Tue, 20 Dec 2011 17:44:19 +0100
Subject: [PATCH] Added --ignore-nonexistent-config to allow integration with
 Pronterface even if config file doesn't exist

---
 README.markdown | 6 ++++--
 slic3r.pl       | 8 ++++++--
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/README.markdown b/README.markdown
index a3789675..73ffae17 100644
--- a/README.markdown
+++ b/README.markdown
@@ -188,9 +188,11 @@ Put this into *slicecommand*:
 
 And this into *sliceoptscommand*:
 
-    slic3r.pl --load config.ini
+    slic3r.pl --load config.ini --ignore-nonexistent-config
 
-Replace `slic3r.pl` with the full path to the slic3r executable.
+Replace `slic3r.pl` with the full path to the slic3r executable and `config.ini`
+with the full path of your config file (put it in your home directory or where
+you like).
 On Mac, the executable has a path like this:
 
     /Applications/Slic3r.app/Contents/MacOS/slic3r
diff --git a/slic3r.pl b/slic3r.pl
index 82c5b611..46e7e2e5 100755
--- a/slic3r.pl
+++ b/slic3r.pl
@@ -24,6 +24,7 @@ my %cli_options = ();
         
         'save=s'                => \$opt{save},
         'load=s'                => \$opt{load},
+        'ignore-nonexistent-config' => \$opt{ignore_nonexistent_config},
     );
     foreach my $opt_key (keys %$Slic3r::Config::Options) {
         my $opt = $Slic3r::Config::Options->{$opt_key};
@@ -36,8 +37,11 @@ my %cli_options = ();
 
 # load configuration
 if ($opt{load}) {
-    -e $opt{load} or die "Cannot find specified configuration file.\n";
-    Slic3r::Config->load($opt{load});
+    if (-e $opt{load}) {
+        Slic3r::Config->load($opt{load});
+    } else {
+        $opt{ignore_nonexistent_config} or die "Cannot find specified configuration file.\n";
+    }
 }
 
 # validate command line options