From 7ecb24289374699c76d80c39bedd071613129908 Mon Sep 17 00:00:00 2001
From: dakkar <dakkar@thenautilus.net>
Date: Thu, 10 Nov 2016 12:09:54 +0000
Subject: make tests optional

---
 Build.PL | 24 +++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/Build.PL b/Build.PL
index 1f90cd3..fd68150 100644
--- a/Build.PL
+++ b/Build.PL
@@ -1,6 +1,9 @@
 #!perl
+use strict;
+use warnings;
 use Alien::Base::ModuleBuild;
-Alien::Base::ModuleBuild->new(
+
+my $mb = Alien::Base::ModuleBuild->new(
     dist_name => 'Alien-QREncode',
     module_name => 'Alien::QREncode',
 
@@ -15,14 +18,21 @@ Alien::Base::ModuleBuild->new(
     configure_requires  => { 'Alien::Base::ModuleBuild' => '0.022' },
     alien_version_check => '%{pkg_config} --atleast-version 3.4.4 %n && %{pkg_config} --modversion %n',
 
-    alien_build_commands => [
+    license => 'gpl',
+);
+
+my %png_check = $mb->alien_do_system('%{pkg_config} libpng');
+my %sdl_check = $mb->alien_do_system('%{pkg_config} sdl');
+
+if ($png_check{success} && $sdl_check{success}) {
+    $mb->alien_build_commands([
         '%c --prefix=%s --with-tests',
         'make',
-    ],
-    alien_test_commands => [
+    ]);
+    $mb->alien_test_commands([
         'cd tests && ./create_frame_pattern frame',
         'cd tests && ./test_all.sh',
-    ],
+    ]);
+}
 
-    license => 'gpl',
-)->create_build_script;
+$mb->create_build_script;
-- 
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