From c8c64a5afec564cfe2a5487e01043ce05cef91d5 Mon Sep 17 00:00:00 2001
From: jjhua <jjhua@8638fb3e-16cb-4fca-ae20-7b5d299a9bcd>
Date: Wed, 23 Jan 2013 08:17:01 +0000
Subject: [PATCH] fixed bug 3309, export the empty varialbe

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@14960 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
---
 xCAT-server/lib/perl/xCAT/Template.pm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/xCAT-server/lib/perl/xCAT/Template.pm b/xCAT-server/lib/perl/xCAT/Template.pm
index de7c814ac..c94e49548 100644
--- a/xCAT-server/lib/perl/xCAT/Template.pm
+++ b/xCAT-server/lib/perl/xCAT/Template.pm
@@ -1095,8 +1095,9 @@ sub subvars_for_mypostscript {
   foreach $line ( @lines ) {
       if( $line =~ /^([^#]+)=[\s]*$/ ) {
          my $key=$1; 
-          $inc  =~  s/$key=([\s\n]+)//g;
-          $inc  =~  s/export $key//g;
+          $inc  =~  s/$key=([\s\n]+)/$key=''\n/g;
+          #$inc  =~  s/$key=([\s\n]+)//g;
+          #$inc  =~  s/export $key//g;
       } 
   }