From ee4eb695119bce96515b330f9fc83ddd67da5c62 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 2 Dec 2009 12:26:05 +0200
Subject: Implement de-registering polymorphic type information

This is required for DLL/shared library unloading.
---
 libxsd/xsd/cxx/parser/validating/inheritance-map.hxx | 11 ++++++++++-
 libxsd/xsd/cxx/parser/validating/inheritance-map.txx |  8 ++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

(limited to 'libxsd/xsd/cxx/parser/validating')

diff --git a/libxsd/xsd/cxx/parser/validating/inheritance-map.hxx b/libxsd/xsd/cxx/parser/validating/inheritance-map.hxx
index ebd1d03..b3fc35a 100644
--- a/libxsd/xsd/cxx/parser/validating/inheritance-map.hxx
+++ b/libxsd/xsd/cxx/parser/validating/inheritance-map.hxx
@@ -39,6 +39,12 @@ namespace xsd
             map_[derived] = base;
           }
 
+          void
+          erase (const C* derived)
+          {
+            map_.erase (derived);
+          }
+
           bool
           check (const C* derived, const ro_string<C>& base) const;
 
@@ -80,6 +86,10 @@ namespace xsd
         struct inheritance_map_entry
         {
           inheritance_map_entry (const C* derived, const C* base);
+          ~inheritance_map_entry ();
+
+        private:
+          const C* derived_;
         };
       }
     }
@@ -89,4 +99,3 @@ namespace xsd
 #include <xsd/cxx/parser/validating/inheritance-map.txx>
 
 #endif  // XSD_CXX_PARSER_VALIDATING_INHERITANCE_MAP_HXX
-
diff --git a/libxsd/xsd/cxx/parser/validating/inheritance-map.txx b/libxsd/xsd/cxx/parser/validating/inheritance-map.txx
index 5e70409..7982011 100644
--- a/libxsd/xsd/cxx/parser/validating/inheritance-map.txx
+++ b/libxsd/xsd/cxx/parser/validating/inheritance-map.txx
@@ -56,9 +56,17 @@ namespace xsd
         template<typename C>
         inheritance_map_entry<C>::
         inheritance_map_entry (const C* derived, const C* base)
+            : derived_ (derived)
         {
           inheritance_map_instance<C> ().insert (derived, base);
         }
+
+        template<typename C>
+        inheritance_map_entry<C>::
+        ~inheritance_map_entry ()
+        {
+          inheritance_map_instance<C> ().erase (derived_);
+        }
       }
     }
   }
-- 
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