Handle undefined licenses gracefully

[perl/modules/CPANPLUS-Dist-Gentoo.git] / lib / CPANPLUS / Dist / Gentoo / Maps.pm

diff --git a/lib/CPANPLUS/Dist/Gentoo/Maps.pm b/lib/CPANPLUS/Dist/Gentoo/Maps.pm
index b9b96119745a2bcd698ae1ec8813f09701ce8acb..9c91f8525cda2e3776f0d44bfe2cb6876a7386e3 100644 (file)
--- a/lib/CPANPLUS/Dist/Gentoo/Maps.pm
+++ b/lib/CPANPLUS/Dist/Gentoo/Maps.pm
@@ -67,7 +67,11 @@ my %licenses = (
 
 sub license_c2g {
  my %seen;
- grep !$seen{$_}++, map @{$licenses{+lc} || []}, @_;
+
+ grep !$seen{$_}++,
+  map @{$licenses{+lc} || []},
+   grep defined,
+    @_;
 }
 
 =head2 C<version_c2g $name, $version>