From 2f1d254fb49e8cc8bd9ea2137758614e5825eaed Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 25 Apr 2011 18:30:45 +0200
Subject: Add typedef hints, move hint map to semantics::unit

---
 odb/semantics/elements.hxx | 18 +++++++++++++++++-
 odb/semantics/unit.hxx     | 19 +++++++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)

(limited to 'odb/semantics')

diff --git a/odb/semantics/elements.hxx b/odb/semantics/elements.hxx
index b11211e..25b412a 100644
--- a/odb/semantics/elements.hxx
+++ b/odb/semantics/elements.hxx
@@ -223,9 +223,24 @@ namespace semantics
       return access_;
     }
 
+    // Names edge in terms of which this edge was defined. Can be NULL.
+    //
+  public:
+    void
+    hint (names& hint)
+    {
+      hint_ = &hint;
+    }
+
+    names*
+    hint () const
+    {
+      return hint_;
+    }
+
   public:
     names (string const& name, access_type access = access_type::public_)
-        : name_ (name), access_ (access)
+        : name_ (name), access_ (access), hint_ (0)
     {
     }
 
@@ -246,6 +261,7 @@ namespace semantics
     nameable* named_;
     string name_;
     access_type access_;
+    names* hint_;
   };
 
   //
diff --git a/odb/semantics/unit.hxx b/odb/semantics/unit.hxx
index 306d4c3..ac9f4f5 100644
--- a/odb/semantics/unit.hxx
+++ b/odb/semantics/unit.hxx
@@ -38,6 +38,22 @@ namespace semantics
       tree_node_map_[key] = &value;
     }
 
+    // Mapping from tree nodes to name hints.
+    //
+  public:
+    names*
+    find_hint (tree key) const
+    {
+      name_hint_map::const_iterator i (name_hint_map_.find (key));
+      return i != name_hint_map_.end () ? i->second : 0;
+    }
+
+    void
+    insert_hint (tree key, names& name)
+    {
+      name_hint_map_[key] = &name;
+    }
+
   public:
     template <class T>
     T&
@@ -158,6 +174,9 @@ namespace semantics
 
     typedef std::map<tree, node*> tree_node_map;
     tree_node_map tree_node_map_;
+
+    typedef std::map<tree, names*> name_hint_map;
+    name_hint_map name_hint_map_;
   };
 }
 
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