From 74c44a20e09ffc8e3cdec5010b801556b0ebe98c Mon Sep 17 00:00:00 2001
From: Max Howell <max@methylblue.com>
Date: Sat, 27 Feb 2010 13:29:49 +0000
Subject: [PATCH] brew outdated

brew install `brew outdated` will work

Apologies that this is long overdue.

Fixes Homebrew/homebrew#838
---
 bin/brew | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/bin/brew b/bin/brew
index f1e445b1b5..865a5b6040 100755
--- a/bin/brew
+++ b/bin/brew
@@ -336,6 +336,22 @@ begin
     Dir.chdir HOMEBREW_REPOSITORY
     exec "cat", ARGV.formulae.first.path, *ARGV.options
 
+  when 'outdated'
+    require 'formula'
+    HOMEBREW_CELLAR.children.each do |keg|
+      if keg.subdirs.length > 0
+        name = keg.basename('.rb').to_s
+        if (not (f = Formula.factory(name)).installed? rescue nil)
+          if $stdout.tty? and not ARGV.flag? '--quiet'
+            versions = keg.cd{ Dir['*'] }.join(', ')
+            puts "#{name} (#{versions} < #{f.version})"
+          else
+            puts name
+          end
+        end
+      end
+    end
+
   else
     onoe "Unknown command: #{arg}"
   end