From dbe04be4489d3a55fcfe66e7d13352cc8614f6c9 Mon Sep 17 00:00:00 2001
From: Jack Nagel <jacknagel@gmail.com>
Date: Sat, 29 Jun 2013 15:36:14 -0500
Subject: [PATCH] Don't attempt to audit md5 checksums, but complain if they
 are used

---
 Library/Homebrew/cmd/audit.rb | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/Library/Homebrew/cmd/audit.rb b/Library/Homebrew/cmd/audit.rb
index 603dac89b3..538e41e490 100644
--- a/Library/Homebrew/cmd/audit.rb
+++ b/Library/Homebrew/cmd/audit.rb
@@ -285,10 +285,13 @@ class FormulaAuditor
       cksum = s.checksum
       next if cksum.nil?
 
-      len = case cksum.hash_type
-        when :sha1 then 40
-        when :sha256 then 64
-        end
+      case cksum.hash_type
+      when :md5
+        problem "md5 checksums are deprecated, please use sha1 or sha256"
+        next
+      when :sha1   then len = 40
+      when :sha256 then len = 64
+      end
 
       if cksum.empty?
         problem "#{cksum.hash_type} is empty"