Initial commit of llgo.

llvm-svn: 222857
diff --git a/llgo/include/filenames.h b/llgo/include/filenames.h
new file mode 100644
index 0000000..726b6ad
--- /dev/null
+++ b/llgo/include/filenames.h
@@ -0,0 +1,15 @@
+//===----------------------------- filenames.h ----------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef FILENAMES_H
+#define FILENAMES_H
+
+#define IS_ABSOLUTE_PATH(path) ((path)[0] == '/')
+
+#endif