Added "GetCurrentDirectory()" to sys::Path.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45182 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/Win32/Path.inc b/lib/System/Win32/Path.inc
index 2484b8a..7d96529 100644
--- a/lib/System/Win32/Path.inc
+++ b/lib/System/Win32/Path.inc
@@ -222,6 +222,15 @@
   }
   return GetRootDirectory();
 }
+
+Path
+Path::GetCurrentDirectory() {
+  char pathname[MAX_PATH];
+  GetCurrentDirectory(pathname,MAX_PATH);
+  return Path(pathname);  
+}
+
+
 // FIXME: the above set of functions don't map to Windows very well.