From b99324fbebe136aa7ef1be08d99381d7b3298010 Mon Sep 17 00:00:00 2001
From: Max Howell <max@methylblue.com>
Date: Mon, 9 Nov 2009 18:47:26 +0000
Subject: [PATCH] DRY gcc_build and llvm_build

---
 Library/Homebrew/brew.h.rb | 12 ++++++++++++
 bin/brew                   | 16 ++--------------
 2 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/Library/Homebrew/brew.h.rb b/Library/Homebrew/brew.h.rb
index ed80ecc221..8b73ccbcca 100644
--- a/Library/Homebrew/brew.h.rb
+++ b/Library/Homebrew/brew.h.rb
@@ -428,3 +428,15 @@ private
     end
   end
 end
+
+def gcc_build
+  `/usr/bin/gcc-4.2 -v 2>&1` =~ /build (\d{4,})/
+  $1.to_i
+end
+
+def llvm_build
+  if MACOS_VERSION >= 10.6
+    `/Developer/usr/bin/llvm-gcc-4.2 -v 2>&1` =~ /LLVM build (\d{4,})/  
+    $1.to_i
+  end
+end
diff --git a/bin/brew b/bin/brew
index a876c7fc3a..646357021e 100755
--- a/bin/brew
+++ b/bin/brew
@@ -42,16 +42,6 @@ end
 
 def dump_config
   require 'hardware'
-
-  `/usr/bin/gcc-4.2 -v 2>&1` =~ /build (\d{4,})/
-  gcc_build = $1.to_i
-  
-  llvm_build = "None"
-  if MACOS_VERSION >= 10.6
-    `/Developer/usr/bin/llvm-gcc-4.2 -v 2>&1` =~ /LLVM build (\d{4,})/  
-    llvm_build = $1.to_i
-  end
-  
   bits = Hardware.is_64_bit? ? 64 : 32
   cores = Hardware.processor_count
 
@@ -215,11 +205,9 @@ begin
 
     ################################################################# warnings
     if MACOS_VERSION >= 10.6
-      `/Developer/usr/bin/llvm-gcc-4.2 -v 2>&1` =~ /LLVM build (\d{4,})/
-      opoo "You should upgrade to Xcode 3.2.1" if $1.to_i < 2206
+      opoo "You should upgrade to Xcode 3.2.1" if llvm_build < 2206
     else
-      `/usr/bin/gcc-4.2 -v 2>&1` =~ /build (\d{4,})/
-      opoo "You should upgrade to Xcode 3.1" if $1.to_i < 5577
+      opoo "You should upgrade to Xcode 3.1" if gcc_build < 5577
     end
 
     if macports_or_fink_installed?