From 18bdd7282761330dbf1ed4e896eb2e9fdac4a9a5 Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Thu, 8 Dec 2011 22:16:19 -0600
Subject: [PATCH] audit: check for hard-coded compilers

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
---
 Library/Homebrew/cmd/audit.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Library/Homebrew/cmd/audit.rb b/Library/Homebrew/cmd/audit.rb
index d3ea129a48..0a8a5a21a1 100755
--- a/Library/Homebrew/cmd/audit.rb
+++ b/Library/Homebrew/cmd/audit.rb
@@ -135,6 +135,15 @@ def audit_formula_text name, text
     problems << " * MacPorts patches should specify a revision instead of trunk"
   end
 
+  # Avoid hard-coding compilers
+  if text =~ %r[(system|ENV\[.+\]\s?=)\s?['"](/usr/bin/)?(gcc|llvm-gcc|clang)['" ]]
+    problems << " * Use \"\#{ENV.cc}\" instead of hard-coding \"#{$3}\""
+  end
+
+  if text =~ %r[(system|ENV\[.+\]\s?=)\s?['"](/usr/bin/)?((g|llvm-g|clang)\+\+)['" ]]
+    problems << " * Use \"\#{ENV.cxx}\" instead of hard-coding \"#{$3}\""
+  end
+
   return problems
 end