From 17159cb1588dd44d0cfc8a5f96da8be04be4c975 Mon Sep 17 00:00:00 2001
From: David Fang <fang@csl.cornell.edu>
Date: Wed, 12 Feb 2014 21:02:12 +0000
Subject: [PATCH] _CS_DARWIN_USER macros available on darwin>=9.  Thanks, Dave
 Odell!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201255 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Support/Path.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/Support/Path.cpp b/lib/Support/Path.cpp
index 1872af55ed6..1e59c7adb5b 100644
--- a/lib/Support/Path.cpp
+++ b/lib/Support/Path.cpp
@@ -508,8 +508,9 @@ bool is_separator(char value) {
 void system_temp_directory(bool erasedOnReboot, SmallVectorImpl<char> &result) {
   result.clear();
 
-#ifdef __APPLE__
+#if defined(_CS_DARWIN_USER_TEMP_DIR) && defined(_CS_DARWIN_USER_CACHE_DIR)
   // On Darwin, use DARWIN_USER_TEMP_DIR or DARWIN_USER_CACHE_DIR.
+  // macros defined in <unistd.h> on darwin >= 9
   int ConfName = erasedOnReboot? _CS_DARWIN_USER_TEMP_DIR
                                : _CS_DARWIN_USER_CACHE_DIR;
   size_t ConfLen = confstr(ConfName, 0, 0);