From f8127143cfdf44345853ef9292c9e08035324fff Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Wed, 18 May 2011 16:10:31 +0100
Subject: [PATCH] Create method for accessing Xcode version.

---
 Library/Homebrew/cmd/--config.rb | 3 +--
 Library/Homebrew/utils.rb        | 5 +++++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/Library/Homebrew/cmd/--config.rb b/Library/Homebrew/cmd/--config.rb
index 7876dfc531..fe4379395c 100644
--- a/Library/Homebrew/cmd/--config.rb
+++ b/Library/Homebrew/cmd/--config.rb
@@ -18,8 +18,7 @@ module Homebrew extend self
   end
 
   def xcode_version
-    `xcodebuild -version 2>&1` =~ /Xcode (\d(\.\d)*)/
-    $1
+    @xcode_version || MacOS.xcode_version
   end
 
   def llvm_recommendation
diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index dd5707e660..74d5d0f916 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -271,6 +271,11 @@ module MacOS extend self
     end
   end
 
+  def xcode_version
+    `xcodebuild -version 2>&1` =~ /Xcode (\d(\.\d)*)/
+    $1
+  end
+
   def llvm_build_version
     unless xcode_prefix.to_s.empty?
       llvm_gcc_path = xcode_prefix/"usr/bin/llvm-gcc"