From 593fd960891027b97567b2622ed4b6c16070ab36 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 28 Apr 2017 08:33:42 +0200
Subject: Implement support for pre-processing version headers (or other files)

Also implement the build system version check.
---
 build2/version/module | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'build2/version/module')

diff --git a/build2/version/module b/build2/version/module
index d5c1f01..6f913b3 100644
--- a/build2/version/module
+++ b/build2/version/module
@@ -5,6 +5,8 @@
 #ifndef BUILD2_VERSION_MODULE
 #define BUILD2_VERSION_MODULE
 
+#include <map>
+
 #include <build2/types>
 #include <build2/utility>
 
@@ -16,15 +18,19 @@ namespace build2
 {
   namespace version
   {
+    // The 'depends' values from manifest.
+    //
+    using dependency_constraints = std::map<string, string>;
+
     struct module: module_base
     {
       static const string name;
 
       butl::standard_version version;
-      bool version_patched;           // True if snapshot was patched in.
+      dependency_constraints dependencies;
 
-      module (butl::standard_version v, bool vp)
-          : version (move (v)), version_patched (vp) {}
+      module (butl::standard_version v, dependency_constraints d)
+          : version (move (v)), dependencies (move (d)) {}
     };
   }
 }
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