From 10ea003c84f01b7b9685123291a19e9c562221f7 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sat, 19 May 2018 12:32:19 +0200
Subject: Implement manifest installation rule in version module

---
 build2/version/rule.hxx | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'build2/version/rule.hxx')

diff --git a/build2/version/rule.hxx b/build2/version/rule.hxx
index 9172ba3..bf8d05f 100644
--- a/build2/version/rule.hxx
+++ b/build2/version/rule.hxx
@@ -9,6 +9,7 @@
 #include <build2/utility.hxx>
 
 #include <build2/rule.hxx>
+#include <build2/install/rule.hxx>
 
 namespace build2
 {
@@ -47,6 +48,20 @@ namespace build2
       static target_state
       perform_update (action, const target&);
     };
+
+    // Pre-process manifest before installation to patch in the version.
+    //
+    class manifest_install_rule: public install::file_rule
+    {
+    public:
+      manifest_install_rule () {}
+
+      virtual bool
+      match (action, target&, const string&) const override;
+
+      virtual auto_rmfile
+      install_pre (const file&, const install_dir&) const override;
+    };
   }
 }
 
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