From 4b15244f65eb246d4e5d98ebfc1aa3137dc7275e Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 13 Jul 2020 09:30:52 +0200
Subject: Add ability to extend rule interface in source-compatible manner

---
 libbuild2/rule.cxx | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'libbuild2/rule.cxx')

diff --git a/libbuild2/rule.cxx b/libbuild2/rule.cxx
index 9028096..7ccee4e 100644
--- a/libbuild2/rule.cxx
+++ b/libbuild2/rule.cxx
@@ -22,6 +22,20 @@ namespace build2
   {
   }
 
+  // simple_rule
+  //
+  bool simple_rule::
+  match (action a, target& t, const string& h, match_extra&) const
+  {
+    return match (a, t, h);
+  }
+
+  recipe simple_rule::
+  apply (action a, target& t, match_extra&) const
+  {
+    return apply (a, t);
+  }
+
   // file_rule
   //
   // Note that this rule is special. It is the last, fallback rule. If
-- 
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