[PATCH 11/15] Have Object subclasses NOT throw exceptions in destructors.

From:    qolyester@green-communications.fr

include/dbus-c++/connection.h

@@ -140,7 +140,7 @@ public:
 	 * \param rule Textual form of match rule.
 	 * \throw Error
 	 */
-	void remove_match( const char* rule );
+	void remove_match( const char* rule, bool		throw_on_error );
 
 	/*!
 	 * \brief Adds a message filter.

include/dbus-c++/object.h

@@ -60,7 +60,7 @@ private:
 
 	DXXAPILOCAL virtual bool handle_message(const Message &) = 0;
 	DXXAPILOCAL virtual void register_obj() = 0;
-	DXXAPILOCAL virtual void unregister_obj() = 0;
+	DXXAPILOCAL virtual void unregister_obj(bool throw_on_error = true) = 0;
 
 private:
 
@@ -168,7 +168,7 @@ private:
 	bool handle_message(const Message &);
 
 	void register_obj();
-	void unregister_obj();
+	void unregister_obj(bool throw_on_error = true);
 
 	typedef std::map<const Tag *, Continuation *> ContinuationMap;
 	ContinuationMap _continuations;
@@ -217,7 +217,7 @@ private:
 	bool handle_message(const Message &);
 
 	void register_obj();
-	void unregister_obj();
+	void unregister_obj(bool throw_on_error = true);
 
 private:
 

src/connection.cpp

@@ -329,7 +329,8 @@ void Connection::add_match(const char *rule)
 	if (e) throw Error(e);
 }
 
-void Connection::remove_match(const char *rule)
+void Connection::remove_match(const char	*rule,
+			      bool		throw_on_error)
 {
 	InternalError e;
 	
@@ -337,7 +338,14 @@ void Connection::remove_match(const char *rule)
 
 	debug_log("%s: removed match rule %s", unique_name(), rule);
 
-	if (e) throw Error(e);
+	if (e) {
+	  if (throw_on_error)
+	    throw Error(e);
+	  else
+	    debug_log("DBus::Connection::remove_match: %s (%s).",
+		      static_cast<DBusError*>(e)->message,
+		      static_cast<DBusError*>(e)->name);
+	}
 }
 
 bool Connection::add_filter(MessageSlot &s)

src/object.cpp

@@ -164,7 +164,7 @@ ObjectAdaptor::ObjectAdaptor(Connection &conn, const Path &path)
 
 ObjectAdaptor::~ObjectAdaptor()
 {
-	unregister_obj();
+	unregister_obj(false);
 }
 
 void ObjectAdaptor::register_obj()
@@ -179,7 +179,7 @@ void ObjectAdaptor::register_obj()
 	_adaptor_table[path()] = this;
 }
 
-void ObjectAdaptor::unregister_obj()
+void ObjectAdaptor::unregister_obj(bool)
 {
 	_adaptor_table.erase(path());
 
@@ -295,7 +295,7 @@ ObjectProxy::ObjectProxy(Connection &conn, const Path &path, const char *service
 
 ObjectProxy::~ObjectProxy()
 {
-	unregister_obj();
+	unregister_obj(false);
 }
 
 void ObjectProxy::register_obj()
@@ -315,7 +315,7 @@ void ObjectProxy::register_obj()
 	}
 }
 
-void ObjectProxy::unregister_obj()
+void ObjectProxy::unregister_obj(bool throw_on_error)
 {
 	debug_log("unregistering remote object %s", path().c_str());
 
@@ -323,7 +323,7 @@ void ObjectProxy::unregister_obj()
 	while (ii != _interfaces.end())
 	{
 		std::string im = "type='signal',interface='"+ii->first+"',path='"+path()+"'";
-		conn().remove_match(im.c_str());
+		conn().remove_match(im.c_str(), throw_on_error);
 		++ii;
 	}
 	conn().remove_filter(_filtered);