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76 lines
2.2 KiB
76 lines
2.2 KiB
/*
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Copyright (C) 2000 Stefan Westerfeld
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stefan@space.twc.de
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef STARTUPMANAGER_H
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#define STARTUPMANAGER_H
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#include "arts_export.h"
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#include <list>
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/*
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* BC - Status (2002-03-08): StartupClass, StartupManager.
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*
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* The class needs to be kept BC, as the startup system bases on inheritance
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* and virtual functions. Do not change.
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*
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* The manager is a collection class without nonstatic data, so no BC issues
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* here.
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*/
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namespace Arts {
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class ARTS_EXPORT StartupClass {
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public:
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StartupClass();
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virtual void startup() = 0;
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virtual void shutdown();
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};
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class StartupManager {
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static std::list<StartupClass *> *startupClasses;
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static class ExtensionLoader *activeExtensionLoader;
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static bool running;
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public:
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static void add(StartupClass *sc);
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static void startup();
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static void shutdown();
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/**
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* since extensions will register startup classes in the same global way
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* all other classes do (with StartupManager::add(<some startup class>)),
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* the StartupManager supports forwarding all add requests to the
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* active extension, which will allow synchronizing the lt_dlopen
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* lt_dlclose with the calls of startup()/shutdown() of all StartupClasses
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* present in the extension
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*/
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static void setExtensionLoader(class ExtensionLoader *extension);
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/**
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* to free all resources when the application terminates (internal use only)
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*/
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static void internalFreeAll();
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};
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}
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#endif /* STARTUPMANAGER_H */
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