From c1d08dbc56d0c8d3346deaba5d6b1946b6d711f4 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 21 Jul 2016 15:39:52 +0200
Subject: Save config vars in order specified rather than alphabetically

This way we can group them semantically which results in easier to
understand config.build output.
---
 build2/variable | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'build2/variable')

diff --git a/build2/variable b/build2/variable
index 08d0020..e2dc943 100644
--- a/build2/variable
+++ b/build2/variable
@@ -119,8 +119,6 @@ namespace build2
   inline bool
   operator== (const variable& x, const variable& y) {return x.name == y.name;}
 
-  typedef reference_wrapper<const variable> variable_cref;
-
   //
   //
   class value
@@ -647,7 +645,8 @@ namespace std
 namespace butl
 {
   template <>
-  struct compare_prefix<build2::variable_cref>: compare_prefix<std::string>
+  struct compare_prefix<std::reference_wrapper<const build2::variable>>:
+    compare_prefix<std::string>
   {
     typedef compare_prefix<std::string> base;
 
@@ -713,7 +712,9 @@ namespace build2
   class variable_map
   {
   public:
-    using map_type = butl::prefix_map<variable_cref, value, '.'>;
+    using map_type = butl::prefix_map<reference_wrapper<const variable>,
+                                      value,
+                                      '.'>;
     using size_type = map_type::size_type;
 
     template <typename I>
-- 
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