gettext: fix empty LANGUAGE env var

When LANGUAGE env var is set to empty value, it breaks
gettext in ruby, so we unset it if it's empty.

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/rbot/load-gettext.rb b/lib/rbot/load-gettext.rb
index 2c65f197..b37369c1 100644
--- a/lib/rbot/load-gettext.rb
+++ b/lib/rbot/load-gettext.rb
@@ -10,6 +10,11 @@ end
 
 # try to load gettext, or provide fake getttext functions
 begin
+# workaround for gettext not checking empty LANGUAGE
+if ENV["LANGUAGE"] and ENV["LANGUAGE"].empty?
+  ENV.delete "LANGUAGE"
+end
+
   require 'gettext/version'
 
   gettext_version = GetText::VERSION.split('.').map {|n| n.to_i}