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// -*- C++ -*-
//=============================================================================
/**
* @file Cleanup.h
*
* $Id$
*
* @author Douglas C. Schmidt <schmidt@cs.wustl.edu>
* @author Jesper S. M|ller<stophph@diku.dk>
* @author and a cast of thousands...
*
* Originally in OS.h.
*/
//=============================================================================
#ifndef ACE_CLEANUP_H
# define ACE_CLEANUP_H
# include /**/ "ace/pre.h"
# include "ace/config-lite.h"
# if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
# endif /* ACE_LACKS_PRAGMA_ONCE */
#include /**/ "ace/ACE_export.h"
#if (defined (ACE_HAS_VERSIONED_NAMESPACE) && ACE_HAS_VERSIONED_NAMESPACE == 1)
# include "ace/Global_Macros.h"
# define ACE_CLEANUP_DESTROYER_NAME ACE_PREPROC_CONCATENATE(ACE_VERSIONED_NAMESPACE_NAME, _ace_cleanup_destroyer)
#else
# define ACE_CLEANUP_DESTROYER_NAME ace_cleanup_destroyer
#endif /* ACE_HAS_VERSIONED_NAMESPACE == 1 */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
/**
* @class ACE_Cleanup
*
* @brief Base class for objects that are cleaned by ACE_Object_Manager.
*/
class ACE_Export ACE_Cleanup
{
public:
/// No-op constructor.
ACE_Cleanup (void);
/// Destructor.
virtual ~ACE_Cleanup (void);
/// Cleanup method that, by default, simply deletes itself.
virtual void cleanup (void *param = 0);
};
// Adapter for cleanup, used by ACE_Object_Manager.
extern "C" ACE_Export
void ACE_CLEANUP_DESTROYER_NAME (ACE_Cleanup *, void *param = 0);
/**
* @class ACE_Cleanup_Info
*
* @brief Hold cleanup information for thread/process
*/
class ACE_Export ACE_Cleanup_Info
{
public:
/// Default constructor.
ACE_Cleanup_Info (void);
/// Equality operator.
bool operator== (const ACE_Cleanup_Info &o) const;
/// Inequality operator.
bool operator!= (const ACE_Cleanup_Info &o) const;
/// Point to object that gets passed into the <cleanup_hook_>.
void *object_;
/// Cleanup hook that gets called back.
ACE_CLEANUP_FUNC cleanup_hook_;
/// Parameter passed to the <cleanup_hook_>.
void *param_;
};
class ACE_Cleanup_Info_Node;
/**
* @class ACE_OS_Exit_Info
*
* @brief Hold Object Manager cleanup (exit) information.
*
* For internal use by the ACE library, only.
*/
class ACE_Export ACE_OS_Exit_Info
{
public:
/// Default constructor.
ACE_OS_Exit_Info (void);
/// Destructor.
~ACE_OS_Exit_Info (void);
/// Use to register a cleanup hook.
int at_exit_i (void *object, ACE_CLEANUP_FUNC cleanup_hook, void *param);
/// Look for a registered cleanup hook object. Returns 1 if already
/// registered, 0 if not.
int find (void *object);
/// Call all registered cleanup hooks, in reverse order of
/// registration.
void call_hooks ();
private:
/**
* Keeps track of all registered objects. The last node is only
* used to terminate the list (it doesn't contain a valid
* ACE_Cleanup_Info).
*/
ACE_Cleanup_Info_Node *registered_objects_;
};
ACE_END_VERSIONED_NAMESPACE_DECL
# if defined (ACE_HAS_INLINED_OSCALLS)
# if defined (ACE_INLINE)
# undef ACE_INLINE
# endif /* ACE_INLINE */
# define ACE_INLINE inline
# include "ace/Cleanup.inl"
# endif /* ACE_HAS_INLINED_OSCALLS */
# include /**/ "ace/post.h"
#endif /* ACE_CLEANUP_H */
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