From fb3a7f3343f9ee0cfd15b540a3209e438f6063eb Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 12 Nov 2020 09:27:20 +0200
Subject: Assign fixed extensions to wasm{} and pdb{} target types

---
 libbuild2/scope.cxx | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'libbuild2/scope.cxx')

diff --git a/libbuild2/scope.cxx b/libbuild2/scope.cxx
index f8fc634..53c859f 100644
--- a/libbuild2/scope.cxx
+++ b/libbuild2/scope.cxx
@@ -929,6 +929,15 @@ namespace build2
     return root_extra->target_types.insert (name, move (dt));
   }
 
+  const target_type& scope::
+  derive_target_type (const target_type& et)
+  {
+    assert (root_scope () == this);
+    unique_ptr<target_type> dt (new target_type (et));
+    dt->factory = &derived_tt_factory;
+    return root_extra->target_types.insert (et.name, move (dt)).first;
+  }
+
   // scope_map
   //
 
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