From 2abe573bfe1794a9aad9d5b78f68d15cfecd3b61 Mon Sep 17 00:00:00 2001
From: Aparajita Fishman <aparajita@aparajita.com>
Date: Sun, 5 May 2013 22:18:50 -0400
Subject: [PATCH] Fixed: XcodeCapp would attempt to build on non-Mac OS X
 platforms.

---
 Tools/XcodeCapp/Jakefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Tools/XcodeCapp/Jakefile b/Tools/XcodeCapp/Jakefile
index 0f3c6b8de..a726539c3 100644
--- a/Tools/XcodeCapp/Jakefile
+++ b/Tools/XcodeCapp/Jakefile
@@ -8,6 +8,10 @@ var OS = require("os"),
 
 task ("build", function()
 {
+    // If sw_vers does not exist, we aren't on Mac OS X
+    if (!executableExists("sw_vers"))
+        OS.exit(0);
+
     // No building on 10.6
     var p = OS.popen(["sw_vers", "-productVersion"]);