From c09cd7512491cee1e82c1ad8128ce9fd4bc3f79b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 22 Sep 2017 23:32:28 +0200
Subject: Initial modularization with both Clang and VC hacks

Note: gave up on VC about half way though.
---
 libbutl/win32-utility.hxx | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'libbutl/win32-utility.hxx')

diff --git a/libbutl/win32-utility.hxx b/libbutl/win32-utility.hxx
index d9a3bcb..8c1e6d7 100644
--- a/libbutl/win32-utility.hxx
+++ b/libbutl/win32-utility.hxx
@@ -2,8 +2,7 @@
 // copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
 // license   : MIT; see accompanying LICENSE file
 
-#ifndef LIBBUTL_WIN32_UTILITY_HXX
-#define LIBBUTL_WIN32_UTILITY_HXX
+#pragma once
 
 // Use this header to include <windows.h> and a couple of Win32-specific
 // utilities.
@@ -33,7 +32,11 @@
 #  endif
 #endif
 
+#ifndef __cpp_lib_modules
 #include <string>
+#else
+import std.core;
+#endif
 
 #include <libbutl/export.hxx>
 
@@ -50,5 +53,3 @@ namespace butl
 };
 
 #endif // _WIN32
-
-#endif // LIBBUTL_WIN32_UTILITY_HXX
-- 
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