From 9e8da8130255bf71dbcd9ca28a05bc5649f09bc9 Mon Sep 17 00:00:00 2001
From: Jack Nagel
Date: Wed, 8 Feb 2012 11:49:47 -0600
Subject: doctor: try to detect osx-gcc-installer

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
---
 Library/Homebrew/cmd/doctor.rb | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'Library')

diff --git a/Library/Homebrew/cmd/doctor.rb b/Library/Homebrew/cmd/doctor.rb
index 41a6dfb89..6bfc792b7 100644
--- a/Library/Homebrew/cmd/doctor.rb
+++ b/Library/Homebrew/cmd/doctor.rb
@@ -815,6 +815,22 @@ def check_for_enthought_python
   EOS
 end
 
+def check_for_osx_gcc_installer
+  # Use the existence of Carbon headers to make a guess as to whether
+  # the osx-gcc-installer was used in lieu of Xcode.
+  unless File.exist? "/System/Library/Frameworks/Carbon.framework/Headers/Carbon.h"
+    puts <<-EOS.undent
+      It appears that you are using the osx-gcc-installer.
+
+      This is unsupported, and software that require headers and other
+      resources that are normally provided by Xcode will fail to compile.
+
+      We recommend that you install Xcode.
+
+    EOS
+  end
+end
+
 module Homebrew extend self
   def doctor
     old_stdout = $stdout
@@ -861,6 +877,7 @@ module Homebrew extend self
       check_for_leopard_ssl
       check_git_version
       check_for_enthought_python
+      check_for_osx_gcc_installer
     ensure
       $stdout = old_stdout
     end
-- 
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