_CS_DARWIN_USER macros available on darwin>=9. Thanks, Dave Odell!
llvm-svn: 201255
diff --git a/llvm/lib/Support/Path.cpp b/llvm/lib/Support/Path.cpp
index 1872af5..1e59c7a 100644
--- a/llvm/lib/Support/Path.cpp
+++ b/llvm/lib/Support/Path.cpp
@@ -508,8 +508,9 @@
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);