From 8b7a793a7752bf7c562fc19e3bf9f05bfcdc7a64 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Thu, 5 May 2011 22:09:45 -0400
Subject: v3: i18n, sysenv, class variable to prevent unnecessary
 re-construction of hash

* prevent program from becoming as slow as treacle, a fix
---
 lib/sisu/v3/sysenv.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'lib/sisu/v3/sysenv.rb')

diff --git a/lib/sisu/v3/sysenv.rb b/lib/sisu/v3/sysenv.rb
index f757233f..a1c6228b 100644
--- a/lib/sisu/v3/sysenv.rb
+++ b/lib/sisu/v3/sysenv.rb
@@ -58,6 +58,7 @@
 =end
 @@cX=nil
 @@current_document=Dir.pwd #nil #''
+@@lang_info=nil
 module SiSU_Env
   require_relative 'constants'                             # constants.rb
   require 'fileutils'
@@ -800,7 +801,7 @@ module SiSU_Env
       @lang_info=SiSU_i18n::Languages.new
     end
     def lang_lst                              # from i18n
-      @lang_info.language.list
+      @@lang_info ||=@lang_info.language.list
     end
     def lang(l='')                              # from i18n
       x=if l =~/^#{@r}$/
-- 
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