From 3f2f5685b274bfa8e16999a4bbe5a08274bd9f3c Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Sat, 18 Dec 2010 12:02:48 -0800
Subject: [PATCH] Platform helpers to detect 64-bit and 32-bit CPU.

---
 lib/vagrant/util/platform.rb | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/lib/vagrant/util/platform.rb b/lib/vagrant/util/platform.rb
index 80a825096..4c7a84f16 100644
--- a/lib/vagrant/util/platform.rb
+++ b/lib/vagrant/util/platform.rb
@@ -28,6 +28,22 @@ module Vagrant
           false
         end
 
+        # Returns boolean noting whether this is a 64-bit CPU. This
+        # is not 100% accurate and there could easily be false negatives.
+        #
+        # @return [Boolean]
+        def bit64?
+          ["x86_64", "amd64"].include?(::Config::CONFIG["host_cpu"])
+        end
+
+        # Returns boolean noting whether this is a 32-bit CPU. This
+        # can easily throw false positives since it relies on {#bit64?}.
+        #
+        # @return [Boolean]
+        def bit32?
+          !bit64?
+        end
+
         def tar_file_options
           # create, write only, fail if the file exists, binary if windows
           File::WRONLY|File::EXCL|File::CREAT|(Mario::Platform.windows? ? File::BINARY : 0)