From 5c369faa461ec4416d2d4b231a5b36963a7315ce Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 4 Apr 2016 13:06:50 +0200
Subject: Implement value typing, null support via value attributes

For example:

v = [null]
v = [string] abc
v += ABC # abcABC
---
 build2/context | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'build2/context')

diff --git a/build2/context b/build2/context
index bd56dbb..ed2b0ab 100644
--- a/build2/context
+++ b/build2/context
@@ -10,6 +10,7 @@
 #include <build2/types>
 #include <build2/utility>
 
+#include <build2/variable>
 #include <build2/operation>
 #include <build2/b-options>
 
@@ -17,7 +18,6 @@ namespace build2
 {
   class scope;
   class file;
-  struct variable;
 
   extern dir_path work;
   extern dir_path home;
@@ -49,7 +49,7 @@ namespace build2
   {
     const variable& var; // Original variable.
     const variable& ovr; // Override variable.
-    names val;
+    value val;
   };
 
   using variable_overrides = vector<variable_override>;
-- 
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