From d03411775f46165dfd1d829fa2fe4d55e2c143cc Mon Sep 17 00:00:00 2001
From: Martin Kühl
Date: Fri, 12 Mar 2010 13:24:04 +0100
Subject: Fix `change_make_var!` for empty variables.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
---
 Library/Homebrew/utils.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Library/Homebrew/utils.rb')

diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index 8c9aaa85d..021a93f01 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -157,7 +157,7 @@ module HomebrewInreplaceExtension
   # value with "new_value", or removes the definition entirely.
   def change_make_var! flag, new_value
     new_value = "#{flag}=#{new_value}"
-    gsub! Regexp.new("^#{flag}\\s*=\\s*(.*)$"), new_value
+    gsub! Regexp.new("^#{flag}\\s*=[ \\t]*(.*)$"), new_value
   end
   # Removes variable assignments completely.
   def remove_make_var! flags
-- 
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