From 7030b51e7c767d6654552359bcfebfd5237be0b8 Mon Sep 17 00:00:00 2001
From: Max Howell
Date: Fri, 29 Jul 2011 16:39:32 +0100
Subject: If brew is installed non-root refuse to `sudo brew`

Rationale: people break their installs by mixing sudo and non-sudo usage. They are used to having to `sudo port install` and shit like that, so I understand why the mixing happens.
---
 bin/brew | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'bin/brew')

diff --git a/bin/brew b/bin/brew
index 5fe19cc89..b7c5ff98c 100755
--- a/bin/brew
+++ b/bin/brew
@@ -26,6 +26,11 @@ when '-v'
   end
 end
 
+if Process.uid.zero? and not File.stat(HOMEBREW_BREW_FILE).uid.zero?
+  # note we only abort if Homebrew is *not* uninstalled sudo and the user
+  # calls brew as root. The fix is to chown brew to root.
+  abort "Cowardly refusing to `sudo brew'"
+end
 case HOMEBREW_PREFIX.to_s when '/', '/usr'
   # it may work, but I only see pain this route and don't want to support it
   abort "Cowardly refusing to continue at this prefix: #{HOMEBREW_PREFIX}"
-- 
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