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Diffstat (limited to 'ace/Object_Manager_Base.h')
| -rw-r--r-- | ace/Object_Manager_Base.h | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/ace/Object_Manager_Base.h b/ace/Object_Manager_Base.h deleted file mode 100644 index 83f5d91354c..00000000000 --- a/ace/Object_Manager_Base.h +++ /dev/null @@ -1,256 +0,0 @@ -// -*- C++ -*- - -//============================================================================= -/** - * @file Object_Manager_Base.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_OBJECT_MANAGER_BASE_H -#define ACE_OBJECT_MANAGER_BASE_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" -#include "ace/Cleanup.h" -#include "ace/os_include/sys/os_types.h" -#include "ace/os_include/os_signal.h" - -ACE_BEGIN_VERSIONED_NAMESPACE_DECL - -class ACE_Object_Manager; -class ACE_OS_Object_Manager_Manager; -class ACE_TSS_Cleanup; -class ACE_TSS_Emulation; -class ACE_Log_Msg; -class ACE_Thread_Hook; - -/** - * @class ACE_Object_Manager_Base - * - * @brief Base class for ACE_Object_Manager(s). - * - * Encapsulates the most useful ACE_Object_Manager data structures. - */ -class ACE_Export ACE_Object_Manager_Base -{ -# if (defined (ACE_PSOS) && defined (__DIAB)) || \ - (defined (__DECCXX_VER) && __DECCXX_VER < 60000000) - // The Diab compiler got confused and complained about access rights - // if this section was protected (changing this to public makes it happy). - // Similarly, DEC CXX 5.6 needs the methods to be public. -public: -# else /* ! (ACE_PSOS && __DIAB) || ! __DECCXX_VER < 60000000 */ -protected: -# endif /* ! (ACE_PSOS && __DIAB) || ! __DECCXX_VER < 60000000 */ - /// Default constructor. - ACE_Object_Manager_Base (void); - - /// Destructor. - virtual ~ACE_Object_Manager_Base (void); - -public: - /** - * Explicitly initialize. Returns 0 on success, -1 on failure due - * to dynamic allocation failure (in which case errno is set to - * ENOMEM), or 1 if it had already been called. - */ - virtual int init (void) = 0; - - /** - * Explicitly destroy. Returns 0 on success, -1 on failure because - * the number of fini () calls hasn't reached the number of init () - * calls, or 1 if it had already been called. - */ - virtual int fini (void) = 0; - - enum Object_Manager_State - { - OBJ_MAN_UNINITIALIZED = 0, - OBJ_MAN_INITIALIZING, - OBJ_MAN_INITIALIZED, - OBJ_MAN_SHUTTING_DOWN, - OBJ_MAN_SHUT_DOWN - }; - -protected: - /** - * Returns 1 before ACE_Object_Manager_Base has been constructed. - * This flag can be used to determine if the program is constructing - * static objects. If no static object spawns any threads, the - * program will be single-threaded when this flag returns 1. (Note - * that the program still might construct some static objects when - * this flag returns 0, if ACE_HAS_NONSTATIC_OBJECT_MANAGER is not - * defined.) - */ - int starting_up_i (void); - - /** - * Returns 1 after ACE_Object_Manager_Base has been destroyed. This - * flag can be used to determine if the program is in the midst of - * destroying static objects. (Note that the program might destroy - * some static objects before this flag can return 1, if - * ACE_HAS_NONSTATIC_OBJECT_MANAGER is not defined.) - */ - int shutting_down_i (void); - - /// State of the Object_Manager; - Object_Manager_State object_manager_state_; - - /** - * Flag indicating whether the ACE_Object_Manager was dynamically - * allocated by ACE. (If is was dynamically allocated by the - * application, then the application is responsible for destroying - * it.) - */ - unsigned int dynamically_allocated_; - - /// Link to next Object_Manager, for chaining. - ACE_Object_Manager_Base *next_; -private: - // Disallow copying by not implementing the following . . . - ACE_Object_Manager_Base (const ACE_Object_Manager_Base &); - ACE_Object_Manager_Base &operator= (const ACE_Object_Manager_Base &); -}; - -extern "C" -void -ACE_OS_Object_Manager_Internal_Exit_Hook (void); - - -// @@ This forward declaration should go away. -class ACE_Log_Msg; - -class ACE_Export ACE_OS_Object_Manager : public ACE_Object_Manager_Base -{ -public: - /// Explicitly initialize. - virtual int init (void); - - /// Explicitly destroy. - virtual int fini (void); - - /** - * Returns 1 before the <ACE_OS_Object_Manager> has been - * constructed. See <ACE_Object_Manager::starting_up> for more - * information. - */ - static int starting_up (void); - - /// Returns 1 after the <ACE_OS_Object_Manager> has been destroyed. - /// See <ACE_Object_Manager::shutting_down> for more information. - static int shutting_down (void); - - /// Unique identifiers for preallocated objects. - enum Preallocated_Object - { -# if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0) - ACE_OS_MONITOR_LOCK, - ACE_TSS_CLEANUP_LOCK, - ACE_LOG_MSG_INSTANCE_LOCK, -# if defined (ACE_HAS_TSS_EMULATION) - ACE_TSS_KEY_LOCK, -# if defined (ACE_HAS_THREAD_SPECIFIC_STORAGE) - ACE_TSS_BASE_LOCK, -# endif /* ACE_HAS_THREAD_SPECIFIC_STORAGE */ -# endif /* ACE_HAS_TSS_EMULATION */ -# else - // Without ACE_MT_SAFE, There are no preallocated objects. Make - // sure that the preallocated_array size is at least one by - // declaring this dummy . . . - ACE_OS_EMPTY_PREALLOCATED_OBJECT, -# endif /* ACE_MT_SAFE */ - - /// This enum value must be last! - ACE_OS_PREALLOCATED_OBJECTS - }; - - /// Accesses a default signal set used, for example, in - /// <ACE_Sig_Guard> methods. - static sigset_t *default_mask (void); - - /// Returns the current thread hook for the process. - static ACE_Thread_Hook *thread_hook (void); - - /// Returns the existing thread hook and assign a <new_thread_hook>. - static ACE_Thread_Hook *thread_hook (ACE_Thread_Hook *new_thread_hook); - -#if defined (ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS) - /// Get/Set TSS exception action. - static ACE_SEH_EXCEPT_HANDLER seh_except_selector (void); - static ACE_SEH_EXCEPT_HANDLER seh_except_selector (ACE_SEH_EXCEPT_HANDLER); - - static ACE_SEH_EXCEPT_HANDLER seh_except_handler (void); - static ACE_SEH_EXCEPT_HANDLER seh_except_handler (ACE_SEH_EXCEPT_HANDLER); -#endif /* ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS */ - -public: - // = Applications shouldn't use these so they're hidden here. - - // They're public so that the <ACE_Object_Manager> can be - // constructed/destructed in <main> with - // <ACE_HAS_NONSTATIC_OBJECT_MANAGER>. - /// Constructor. - ACE_OS_Object_Manager (void); - - /// Destructor. - ~ACE_OS_Object_Manager (void); - - /// Accessor to singleton instance. - static ACE_OS_Object_Manager *instance (void); - - /// For <ACE_OS::atexit> support. - int at_exit (ACE_EXIT_HOOK func); - -//private: - /// Singleton instance pointer. - static ACE_OS_Object_Manager *instance_; - - /// Table of preallocated objects. - static void *preallocated_object[ACE_OS_PREALLOCATED_OBJECTS]; - - /// Default signal set used, for example, in ACE_Sig_Guard. - sigset_t *default_mask_; - - /// Thread hook that's used by this process. - ACE_Thread_Hook *thread_hook_; - - /// For at_exit support. - ACE_OS_Exit_Info exit_info_; - -#if defined (ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS) - /// These handlers determine how a thread handles win32 structured - /// exception. - ACE_SEH_EXCEPT_HANDLER seh_except_selector_; - ACE_SEH_EXCEPT_HANDLER seh_except_handler_; -#endif /* ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS */ - - /// For use by init () and fini (), to consolidate error reporting. - static void print_error_message (unsigned int line_number, const ACE_TCHAR *message); - - /// This class is for internal use by ACE_OS, etc., only. - friend class ACE_Object_Manager; - friend class ACE_OS_Object_Manager_Manager; - friend class ACE_TSS_Cleanup; - friend class ACE_TSS_Emulation; - friend class ACE_Log_Msg; - friend void ACE_OS_Object_Manager_Internal_Exit_Hook (); -}; - -ACE_END_VERSIONED_NAMESPACE_DECL - -#include /**/ "ace/post.h" -#endif /* ACE_OBJECT_MANAGER_BASE_H */ |