diff options
Diffstat (limited to 'ace/Object_Manager.cpp')
| -rw-r--r-- | ace/Object_Manager.cpp | 867 |
1 files changed, 0 insertions, 867 deletions
diff --git a/ace/Object_Manager.cpp b/ace/Object_Manager.cpp deleted file mode 100644 index 3b288ba9af3..00000000000 --- a/ace/Object_Manager.cpp +++ /dev/null @@ -1,867 +0,0 @@ -// $Id$ - -#define ACE_BUILD_DLL - -#include "ace/Object_Manager.h" -#include "ace/Token_Manager.h" -#if !defined (ACE_HAS_WINCE) -#include "ace/Naming_Context.h" -#endif /* !ACE_HAS_WINCE */ -#include "ace/Service_Manager.h" -#include "ace/Service_Config.h" -#include "ace/Signal.h" -#include "ace/Log_Msg.h" -#include "ace/Containers.h" -#include "ace/Array.h" -#include "ace/Synch.h" -#include "ace/Malloc.h" -#include "ace/Signal.h" - -#if !defined (__ACE_INLINE__) -#include "ace/Object_Manager.i" -#endif /* __ACE_INLINE__ */ - -#if ! defined (ACE_APPLICATION_PREALLOCATED_OBJECT_DEFINITIONS) -# define ACE_APPLICATION_PREALLOCATED_OBJECT_DEFINITIONS -#endif /* ACE_APPLICATION_PREALLOCATED_OBJECT_DEFINITIONS */ - -#if ! defined (ACE_APPLICATION_PREALLOCATED_ARRAY_DEFINITIONS) -# define ACE_APPLICATION_PREALLOCATED_ARRAY_DEFINITIONS -#endif /* ACE_APPLICATION_PREALLOCATED_ARRAY_DEFINITIONS */ - -#if ! defined (ACE_APPLICATION_PREALLOCATED_OBJECT_DELETIONS) -# define ACE_APPLICATION_PREALLOCATED_OBJECT_DELETIONS -#endif /* ACE_APPLICATION_PREALLOCATED_OBJECT_DELETIONS */ - -#if ! defined (ACE_APPLICATION_PREALLOCATED_ARRAY_DELETIONS) -# define ACE_APPLICATION_PREALLOCATED_ARRAY_DELETIONS -#endif /* ACE_APPLICATION_PREALLOCATED_ARRAY_DELETIONS */ - - -// Static data. -ACE_Object_Manager *ACE_Object_Manager::instance_ = 0; - -int ACE_Object_Manager::starting_up_ = 1; -int ACE_Object_Manager::shutting_down_ = 0; -ACE_Sig_Set *ACE_Object_Manager::default_mask_p_ = 0; - -void *ACE_Object_Manager::managed_object[ACE_MAX_MANAGED_OBJECTS] = { 0 }; - -u_int ACE_Object_Manager::next_managed_object = 0; - -void *ACE_Object_Manager::preallocated_object[ - ACE_Object_Manager::ACE_PREALLOCATED_OBJECTS] = { 0 }; - -void *ACE_Object_Manager::preallocated_array[ - ACE_Object_Manager::ACE_PREALLOCATED_ARRAYS] = { 0 }; - -ACE_Sig_Adapter *ace_service_config_sig_handler = 0; - -// Handy macros for use by ACE_Object_Manager constructor to preallocate or -// delete an object or array, either statically (in global data) or -// dynamically (on the heap). -#if defined (ACE_HAS_STATIC_PREALLOCATION) -# define ACE_PREALLOCATE_OBJECT(TYPE, ID)\ - {\ - static ACE_Cleanup_Adapter<TYPE> obj;\ - preallocated_object[ID] = &obj;\ - } -# define ACE_PREALLOCATE_ARRAY(TYPE, ID, COUNT)\ - {\ - static ACE_Cleanup_Adapter<TYPE> obj[COUNT];\ - preallocated_array[ID] = &obj;\ - } -#else -# define ACE_PREALLOCATE_OBJECT(TYPE, ID)\ - {\ - ACE_Cleanup_Adapter<TYPE> *obj_p;\ - ACE_NEW (obj_p, ACE_Cleanup_Adapter<TYPE>);\ - preallocated_object[ID] = obj_p;\ - } -# define ACE_PREALLOCATE_ARRAY(TYPE, ID, COUNT)\ - {\ - ACE_Cleanup_Adapter<TYPE[COUNT]> *array_p;\ - ACE_NEW (array_p, ACE_Cleanup_Adapter<TYPE[COUNT]>);\ - preallocated_array[ID] = array_p;\ - } -# define ACE_DELETE_PREALLOCATED_OBJECT(TYPE, ID)\ - ace_cleanup_destroyer (\ - (ACE_Cleanup_Adapter<TYPE> *) preallocated_object[ID], 0);\ - preallocated_object[ID] = 0; -# define ACE_DELETE_PREALLOCATED_ARRAY(TYPE, ID, COUNT)\ - delete (ACE_Cleanup_Adapter<TYPE[COUNT]> *) preallocated_array[ID];\ - preallocated_array[ID] = 0; -#endif /* ACE_HAS_STATIC_PREALLOCATION */ - - -class ACE_Object_Manager_Preallocations -{ -public: - ACE_Object_Manager_Preallocations (); - ~ACE_Object_Manager_Preallocations(); - -private: -#if !defined (ACE_HAS_WINCE) - ACE_Static_Svc_Descriptor ace_svc_desc_ACE_Naming_Context; -#endif /* !ACE_HAS_WINCE */ - ACE_Static_Svc_Descriptor ace_svc_desc_ACE_Service_Manager; -}; - -static -ACE_Object_Manager_Preallocations *ace_object_manager_preallocations = 0; - -// We can't use the ACE_SVC_FACTORY_DECLARE macro here because this -// needs to be in the ACE_Export context rather than the -// ACE_Svc_Export context. -extern "C" ACE_Export ACE_Service_Object *_make_ACE_Service_Manager (void); - -ACE_Object_Manager_Preallocations::ACE_Object_Manager_Preallocations () -{ - // Define the static services. This macro call creates static service - // descriptors that are used for initialization below. -#if !defined (ACE_HAS_WINCE) - ACE_STATIC_SVC_DEFINE (ACE_Naming_Context_initializer, - ASYS_TEXT ("ACE_Naming_Context"), - ACE_SVC_OBJ_T, - &ACE_SVC_NAME (ACE_Naming_Context), - ACE_Service_Type::DELETE_THIS | - ACE_Service_Type::DELETE_OBJ, - 0) -#endif /* !ACE_HAS_WINCE */ - - ACE_STATIC_SVC_DEFINE (ACE_Service_Manager_initializer, - ASYS_TEXT ("ACE_Service_Manager"), - ACE_SVC_OBJ_T, - &ACE_SVC_NAME (ACE_Service_Manager), - ACE_Service_Type::DELETE_THIS | - ACE_Service_Type::DELETE_OBJ, - 0) - - // Initialize the static service objects using the descriptors created - // above. -#if !defined (ACE_HAS_WINCE) - ace_svc_desc_ACE_Naming_Context = - ace_svc_desc_ACE_Naming_Context_initializer; -#endif /* !ACE_HAS_WINCE */ - - ace_svc_desc_ACE_Service_Manager = - ace_svc_desc_ACE_Service_Manager_initializer; - - // Add to the list of static configured services. -#if !defined (ACE_HAS_WINCE) - ACE_Service_Config::static_svcs ()-> - insert (&ace_svc_desc_ACE_Naming_Context); -#endif /* !ACE_HAS_WINCE */ - - ACE_Service_Config::static_svcs ()-> - insert (&ace_svc_desc_ACE_Service_Manager); -} - -ACE_Object_Manager_Preallocations::~ACE_Object_Manager_Preallocations () -{ -} - -ACE_Object_Manager::ACE_Object_Manager (void) - // , lock_ is initialized in the function body. - // - // With ACE_HAS_TSS_EMULATION, ts_storage_ is initialized by the call to - // ACE_OS::tss_open () in the function body. -{ - ACE_NEW (registered_objects_, ACE_Unbounded_Queue<ACE_Cleanup_Info>); - - ACE_MT (ACE_NEW (lock_, ACE_Recursive_Thread_Mutex)); - -#if defined (ACE_HAS_NONSTATIC_OBJECT_MANAGER) - // Store the address of this static instance so that instance () - // doesn't allocate a new one when called. - instance_ = this; -#endif /* ACE_HAS_NONSTATIC_OBJECT_MANAGER */ - - // Allocate the preallocated (hard-coded) object instances. - ACE_PREALLOCATE_OBJECT (ACE_SYNCH_RW_MUTEX, ACE_FILECACHE_LOCK) -#if defined (ACE_HAS_THREADS) - ACE_PREALLOCATE_OBJECT (ACE_Recursive_Thread_Mutex, ACE_STATIC_OBJECT_LOCK) -#endif /* ACE_HAS_THREADS */ -# if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0) - ACE_PREALLOCATE_OBJECT (ACE_Thread_Mutex, ACE_LOG_MSG_INSTANCE_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Thread_Mutex, ACE_MT_CORBA_HANDLER_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Thread_Mutex, ACE_DUMP_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Thread_Mutex, ACE_OS_MONITOR_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Recursive_Thread_Mutex, ACE_SIG_HANDLER_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Null_Mutex, ACE_SINGLETON_NULL_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Recursive_Thread_Mutex, - ACE_SINGLETON_RECURSIVE_THREAD_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Thread_Mutex, ACE_THREAD_EXIT_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_TOKEN_CONST::MUTEX, - ACE_TOKEN_MANAGER_CREATION_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_TOKEN_CONST::MUTEX, - ACE_TOKEN_INVARIANTS_CREATION_LOCK) - ACE_PREALLOCATE_OBJECT (ACE_Recursive_Thread_Mutex, ACE_TSS_CLEANUP_LOCK) -# endif /* ACE_MT_SAFE */ - - // Hooks for preallocated objects and arrays provided by application. - ACE_APPLICATION_PREALLOCATED_OBJECT_DEFINITIONS - ACE_APPLICATION_PREALLOCATED_ARRAY_DEFINITIONS - - // Construct the ACE_Service_Config's signal handler. - ACE_NEW (ace_service_config_sig_handler, - ACE_Sig_Adapter (&ACE_Service_Config::handle_signal)); - ACE_Service_Config::signal_handler (ace_service_config_sig_handler); - -#if defined (ACE_HAS_TSS_EMULATION) - // Initialize the main thread's TS storage. - ACE_TSS_Emulation::tss_open (ts_storage_); -#endif /* ACE_HAS_TSS_EMULATION */ - - // Open Winsock (no-op on other platforms). - ACE_OS::socket_init (ACE_WSOCK_VERSION); - - ACE_NEW (ace_object_manager_preallocations, - ACE_Object_Manager_Preallocations); - - // Open the main thread's ACE_Log_Msg. - (void) ACE_LOG_MSG; - - // Finally, indicate that the ACE_Object_Manager instance has been - // constructed. - ACE_Object_Manager::starting_up_ = 0; - - ACE_NEW (ACE_Object_Manager::default_mask_p_, - ACE_Sig_Set (1)); -} - -ACE_Object_Manager * -ACE_Object_Manager::instance (void) -{ - // This function should be call during construction of static - // instances, so it's not thread safe. - - if (instance_ == 0) - ACE_NEW_RETURN (instance_, ACE_Object_Manager, 0); - - return instance_; -} - -int -ACE_Object_Manager::starting_up () -{ - return ACE_Object_Manager::starting_up_; -} - -int -ACE_Object_Manager::shutting_down () -{ - return ACE_Object_Manager::shutting_down_; -} - -int -ACE_Object_Manager::at_exit_i (void *object, - ACE_CLEANUP_FUNC cleanup_hook, - void *param) -{ - ACE_MT (ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, ace_mon, *lock_, -1)); - - if (shutting_down ()) - { - errno = EAGAIN; - return -1; - } - - // Check for already in queue, and return 1 if so. - ACE_Cleanup_Info *info = 0; - for (ACE_Unbounded_Queue_Iterator<ACE_Cleanup_Info> iter (*registered_objects_); - iter.next (info) != 0; - iter.advance ()) - { - if (info->object_ == object) - { - // The object has already been registered. - errno = EEXIST; - return -1; - } - } - - ACE_Cleanup_Info new_info; - new_info.object_ = object; - new_info.cleanup_hook_ = cleanup_hook; - new_info.param_ = param; - - // Returns -1 and sets errno if unable to allocate storage. Enqueue - // at the head and dequeue from the head to get LIFO ordering. - return registered_objects_->enqueue_head (new_info); -} - -#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0) - -// These are global so that they don't have to be declared in the -// header file. That would cause nasty circular include problems. -static ACE_Cleanup_Adapter<ACE_Null_Mutex> * -ACE_Object_Manager_singleton_null_lock = 0; - -static ACE_Array<ACE_Thread_Mutex *> * -ACE_Object_Manager_singleton_thread_locks = 0; - -static ACE_Array<ACE_Mutex *> * -ACE_Object_Manager_singleton_mutex_locks = 0; - -static ACE_Cleanup_Adapter<ACE_Recursive_Thread_Mutex> * -ACE_Object_Manager_singleton_recursive_lock = 0; - -static ACE_Array<ACE_RW_Thread_Mutex *> * -ACE_Object_Manager_singleton_rw_locks = 0; - -int -ACE_Object_Manager::get_singleton_lock (ACE_Null_Mutex *&lock) -{ - if (ACE_Object_Manager::starting_up () || - ACE_Object_Manager::shutting_down ()) - { - // The preallocated lock has not been constructed yet. - // Therefore, the program is single-threaded at this point. Or, - // the ACE_Object_Manager instance has been destroyed, so the - // preallocated lock is not available. Allocate a lock to use, - // for interface compatibility, though there should be no - // contention on it. - if (ACE_Object_Manager_singleton_null_lock == 0) - { - ACE_NEW_RETURN (ACE_Object_Manager_singleton_null_lock, - ACE_Cleanup_Adapter<ACE_Null_Mutex>, - -1); - - // Can't register with the ACE_Object_Manager here! The - // lock's declaration is visible to the ACE_Object_Manager - // destructor, so it will clean it up as a special case. - } - - if (ACE_Object_Manager_singleton_null_lock != 0) - lock = &ACE_Object_Manager_singleton_null_lock->object (); - } - else - // Use the Object_Manager's preallocated lock. - lock = ACE_Managed_Object<ACE_Null_Mutex>::get_preallocated_object - (ACE_Object_Manager::ACE_SINGLETON_NULL_LOCK); - - return 0; -} - -int -ACE_Object_Manager::get_singleton_lock (ACE_Thread_Mutex *&lock) -{ - if (lock == 0) - { - if (ACE_Object_Manager::starting_up () || - ACE_Object_Manager::shutting_down ()) - { - // The Object_Manager and its internal lock have not been - // constructed yet. Therefore, the program is single- - // threaded at this point. Or, the ACE_Object_Manager - // instance has been destroyed, so the internal lock is not - // available. Either way, we can not use double-checked - // locking. - - ACE_NEW_RETURN (lock, ACE_Thread_Mutex, -1); - - // Add the new lock to the array of locks to be deleted - // at program termination. - if (ACE_Object_Manager_singleton_thread_locks == 0) - { - // Create the array, then insert the new lock. - ACE_NEW_RETURN (ACE_Object_Manager_singleton_thread_locks, - ACE_Array<ACE_Thread_Mutex *> ( - (size_t) 1, - (ACE_Thread_Mutex *) 0), - -1); - (*ACE_Object_Manager_singleton_thread_locks)[0] = lock; - } - else - { - // Grow the array, then insert the new lock. - - // Copy the array pointer. - ACE_Array<ACE_Thread_Mutex *> *tmp = - ACE_Object_Manager_singleton_thread_locks; - - // Create a new array with one more slot than the current one. - ACE_NEW_RETURN (ACE_Object_Manager_singleton_thread_locks, - ACE_Array<ACE_Thread_Mutex *> ( - tmp->size () + (size_t) 1, - (ACE_Thread_Mutex *) 0), - -1); - - // Copy the old array to the new array. - for (u_int i = 0; i < tmp->size (); ++i) - (*ACE_Object_Manager_singleton_thread_locks)[i] = (*tmp) [i]; - - // Insert the new lock at the end of the array. - (*ACE_Object_Manager_singleton_thread_locks)[tmp->size ()] = - lock; - - delete tmp; - } - } - else - { - // Allocate a new lock, but use double-checked locking to - // ensure that only one thread allocates it. - ACE_MT (ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, - ace_mon, - *ACE_Object_Manager::instance ()->lock_, - -1)); - - if (lock == 0) - { - ACE_Cleanup_Adapter<ACE_Thread_Mutex> *lock_adapter; - ACE_NEW_RETURN (lock_adapter, - ACE_Cleanup_Adapter<ACE_Thread_Mutex>, - -1); - lock = &lock_adapter->object (); - - // Register the lock for destruction at program termination. - // This call will cause us to grab the ACE_Object_Manager lock_ - // again; that's why it is a recursive lock. - ACE_Object_Manager::at_exit (lock_adapter); - } - } - } - - return 0; -} - -int -ACE_Object_Manager::get_singleton_lock (ACE_Mutex *&lock) -{ - if (lock == 0) - { - if (ACE_Object_Manager::starting_up () || - ACE_Object_Manager::shutting_down ()) - { - // The Object_Manager and its internal lock have not been - // constructed yet. Therefore, the program is single- - // threaded at this point. Or, the ACE_Object_Manager - // instance has been destroyed, so the internal lock is not - // available. Either way, we can not use double-checked - // locking. - - ACE_NEW_RETURN (lock, ACE_Mutex, -1); - - // Add the new lock to the array of locks to be deleted - // at program termination. - if (ACE_Object_Manager_singleton_mutex_locks == 0) - { - // Create the array, then insert the new lock. - ACE_NEW_RETURN (ACE_Object_Manager_singleton_mutex_locks, - ACE_Array<ACE_Mutex *> ( - (size_t) 1, - (ACE_Mutex *) 0), - -1); - (*ACE_Object_Manager_singleton_mutex_locks)[0] = lock; - } - else - { - // Grow the array, then insert the new lock. - - // Copy the array pointer. - ACE_Array<ACE_Mutex *> *tmp = - ACE_Object_Manager_singleton_mutex_locks; - - // Create a new array with one more slot than the current one. - ACE_NEW_RETURN (ACE_Object_Manager_singleton_mutex_locks, - ACE_Array<ACE_Mutex *> ( - tmp->size () + (size_t) 1, - (ACE_Mutex *) 0), - -1); - - // Copy the old array to the new array. - for (u_int i = 0; i < tmp->size (); ++i) - (*ACE_Object_Manager_singleton_mutex_locks)[i] = (*tmp) [i]; - - // Insert the new lock at the end of the array. - (*ACE_Object_Manager_singleton_mutex_locks)[tmp->size ()] = - lock; - - delete tmp; - } - } - else - { - // Allocate a new lock, but use double-checked locking to - // ensure that only one thread allocates it. - ACE_MT (ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, - ace_mon, - *ACE_Object_Manager::instance ()->lock_, - -1)); - - if (lock == 0) - { - ACE_Cleanup_Adapter<ACE_Mutex> *lock_adapter; - ACE_NEW_RETURN (lock_adapter, - ACE_Cleanup_Adapter<ACE_Mutex>, - -1); - lock = &lock_adapter->object (); - - // Register the lock for destruction at program termination. - // This call will cause us to grab the ACE_Object_Manager lock_ - // again; that's why it is a recursive lock. - ACE_Object_Manager::at_exit (lock_adapter); - } - } - } - - return 0; -} - -int -ACE_Object_Manager::get_singleton_lock (ACE_Recursive_Thread_Mutex *&lock) -{ - if (ACE_Object_Manager::starting_up () || - ACE_Object_Manager::shutting_down ()) - { - // The preallocated lock has not been constructed yet. - // Therefore, the program is single-threaded at this point. Or, - // the ACE_Object_Manager instance has been destroyed, so the - // preallocated lock is not available. Allocate a lock to use, - // for interface compatibility, though there should be no - // contention on it. - if (ACE_Object_Manager_singleton_recursive_lock == 0) - ACE_NEW_RETURN (ACE_Object_Manager_singleton_recursive_lock, - ACE_Cleanup_Adapter<ACE_Recursive_Thread_Mutex>, - -1); - - // Can't register with the ACE_Object_Manager here! The - // lock's declaration is visible to the ACE_Object_Manager - // destructor, so it will clean it up as a special case. - - if (ACE_Object_Manager_singleton_recursive_lock != 0) - lock = &ACE_Object_Manager_singleton_recursive_lock->object (); - } - else - // Use the Object_Manager's preallocated lock. - lock = ACE_Managed_Object<ACE_Recursive_Thread_Mutex>:: - get_preallocated_object (ACE_Object_Manager:: - ACE_SINGLETON_RECURSIVE_THREAD_LOCK); - - return 0; -} - -int -ACE_Object_Manager::get_singleton_lock (ACE_RW_Thread_Mutex *&lock) -{ - if (lock == 0) - { - if (ACE_Object_Manager::starting_up () || - ACE_Object_Manager::shutting_down ()) - { - // The Object_Manager and its internal lock have not been - // constructed yet. Therefore, the program is single- - // threaded at this point. Or, the ACE_Object_Manager - // instance has been destroyed, so the internal lock is not - // available. Either way, we can not use double-checked - // locking. - - ACE_NEW_RETURN (lock, ACE_RW_Thread_Mutex, -1); - - // Add the new lock to the array of locks to be deleted - // at program termination. - if (ACE_Object_Manager_singleton_rw_locks == 0) - { - // Create the array, then insert the new lock. - ACE_NEW_RETURN (ACE_Object_Manager_singleton_rw_locks, - ACE_Array<ACE_RW_Thread_Mutex *> ( - (size_t) 1, - (ACE_RW_Thread_Mutex *) 0), - -1); - (*ACE_Object_Manager_singleton_rw_locks)[0] = lock; - } - else - { - // Grow the array, then insert the new lock. - - // Copy the array pointer. - ACE_Array<ACE_RW_Thread_Mutex *> *tmp = - ACE_Object_Manager_singleton_rw_locks; - - // Create a new array with one more slot than the current one. - ACE_NEW_RETURN (ACE_Object_Manager_singleton_rw_locks, - ACE_Array<ACE_RW_Thread_Mutex *> ( - tmp->size () + (size_t) 1, - (ACE_RW_Thread_Mutex *) 0), - -1); - - // Copy the old array to the new array. - for (u_int i = 0; i < tmp->size (); ++i) - (*ACE_Object_Manager_singleton_rw_locks)[i] = (*tmp) [i]; - - // Insert the new lock at the end of the array. - (*ACE_Object_Manager_singleton_rw_locks)[tmp->size ()] = lock; - - delete tmp; - } - } - else - { - // Allocate a new lock, but use double-checked locking to - // ensure that only one thread allocates it. - ACE_MT (ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, - ace_mon, - *ACE_Object_Manager::instance ()->lock_, - -1)); - - if (lock == 0) - { - ACE_Cleanup_Adapter<ACE_RW_Thread_Mutex> *lock_adapter; - ACE_NEW_RETURN (lock_adapter, - ACE_Cleanup_Adapter<ACE_RW_Thread_Mutex>, - -1); - lock = &lock_adapter->object (); - - // Register the lock for destruction at program termination. - // This call will cause us to grab the ACE_Object_Manager lock_ - // again; that's why it is a recursive lock. - ACE_Object_Manager::at_exit (lock_adapter); - } - } - } - - return 0; -} -#endif /* ACE_MT_SAFE */ - -ACE_Object_Manager::~ACE_Object_Manager (void) -{ - // No mutex here. Only the main thread should destroy the - // singleton ACE_Object_Manager instance. - - // First, indicate that the ACE_Object_Manager instance is (being) - // destroyed. If an object tries to register after this, it will - // be refused. - ACE_Object_Manager::shutting_down_ = 1; - - ACE_Trace::stop_tracing (); - - ACE_Cleanup_Info info; - - // Call all registered cleanup hooks, in reverse order of - // registration. - while (registered_objects_ && - registered_objects_->dequeue_head (info) != -1) - { - if (info.cleanup_hook_ == (ACE_CLEANUP_FUNC) ace_cleanup_destroyer) - // The object is an ACE_Cleanup. - ace_cleanup_destroyer ((ACE_Cleanup *) info.object_, info.param_); - else - (*info.cleanup_hook_) (info.object_, info.param_); - } - - // Close and delete all ACE library services and singletons. - ACE_Service_Config::close (); - - // Close the main thread's TSS, including its Log_Msg instance. - ACE_OS::cleanup_tss (1 /* main thread */); - - // Close down Winsock (no-op on other platforms). - ACE_OS::socket_fini (); - - delete ace_object_manager_preallocations; - ace_object_manager_preallocations = 0; - - delete ace_service_config_sig_handler; - ace_service_config_sig_handler = 0; - - ACE_MT (delete lock_; lock_ = 0); - - delete registered_objects_; - registered_objects_ = 0; - - // Close the ACE_Allocator. - ACE_Allocator::close_singleton (); - -#if ! defined (ACE_HAS_STATIC_PREALLOCATION) - // Hooks for deletion of preallocated objects and arrays provided by - // application. - ACE_APPLICATION_PREALLOCATED_ARRAY_DELETIONS - ACE_APPLICATION_PREALLOCATED_OBJECT_DELETIONS - - // Cleanup the dynamically preallocated arrays. - // (none) - - // Cleanup the dynamically preallocated objects. - ACE_DELETE_PREALLOCATED_OBJECT (ACE_SYNCH_RW_MUTEX, ACE_FILECACHE_LOCK) -#if defined (ACE_HAS_THREADS) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Recursive_Thread_Mutex, - ACE_STATIC_OBJECT_LOCK) -#endif /* ACE_HAS_THREADS */ -# if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Thread_Mutex, ACE_LOG_MSG_INSTANCE_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Thread_Mutex, ACE_MT_CORBA_HANDLER_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Thread_Mutex, ACE_DUMP_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Thread_Mutex, ACE_OS_MONITOR_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Recursive_Thread_Mutex, - ACE_SIG_HANDLER_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Null_Mutex, ACE_SINGLETON_NULL_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Recursive_Thread_Mutex, - ACE_SINGLETON_RECURSIVE_THREAD_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Thread_Mutex, ACE_THREAD_EXIT_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_TOKEN_CONST::MUTEX, - ACE_TOKEN_MANAGER_CREATION_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_TOKEN_CONST::MUTEX, - ACE_TOKEN_INVARIANTS_CREATION_LOCK) - ACE_DELETE_PREALLOCATED_OBJECT (ACE_Recursive_Thread_Mutex, - ACE_TSS_CLEANUP_LOCK) -# endif /* ACE_MT_SAFE */ -#endif /* ! ACE_HAS_STATIC_PREALLOCATION */ - -#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0) - delete ACE_Object_Manager_singleton_null_lock; - ACE_Object_Manager_singleton_null_lock = 0; - - delete ACE_Object_Manager_singleton_thread_locks; - ACE_Object_Manager_singleton_thread_locks = 0; - - delete ACE_Object_Manager_singleton_mutex_locks; - ACE_Object_Manager_singleton_mutex_locks = 0; - - delete ACE_Object_Manager_singleton_recursive_lock; - ACE_Object_Manager_singleton_recursive_lock = 0; - - delete ACE_Object_Manager_singleton_rw_locks; - ACE_Object_Manager_singleton_rw_locks = 0; -#endif /* ACE_MT_SAFE */ - -#if defined (ACE_HAS_THREADS) - ACE_Static_Object_Lock::cleanup_lock (); -#endif /* ACE_HAS_THREADS */ - - delete default_mask_p_; - default_mask_p_ = 0; -} - -#if !defined (ACE_HAS_NONSTATIC_OBJECT_MANAGER) -class ACE_Export ACE_Object_Manager_Destroyer - // = TITLE - // Ensure that the <ACE_Object_Manager> gets initialized before any - // application threads have been spawned, and destroyed at program - // termination. - // - // = DESCRIPTION - // Without ACE_HAS_NONSTATIC_OBJECT_MANAGER, a static instance of this - // class is created. Therefore, it gets created before main () - // is called. And it gets destroyed after main () returns. -{ -public: - ACE_Object_Manager_Destroyer (void); - ~ACE_Object_Manager_Destroyer (void); - -private: - ACE_thread_t saved_main_thread_id_; - // Save the main thread ID, so that destruction can be suppressed. -}; - -ACE_Object_Manager_Destroyer::ACE_Object_Manager_Destroyer (void) - : saved_main_thread_id_ (ACE_OS::thr_self ()) -{ - // Ensure that the Object_Manager gets initialized before any - // application threads have been spawned. Because this will be called - // during construction of static objects, that should always be the - // case. - (void) ACE_Object_Manager::instance (); -} - -ACE_Object_Manager_Destroyer::~ACE_Object_Manager_Destroyer (void) -{ - if (ACE_OS::thr_equal (ACE_OS::thr_self (), - saved_main_thread_id_)) - { - delete ACE_Object_Manager::instance_; - ACE_Object_Manager::instance_ = 0; - } - // else if this destructor is not called by the main thread, then do - // not delete the ACE_Object_Manager. That causes problems, on - // WIN32 at least. -} - -static ACE_Object_Manager_Destroyer ACE_Object_Manager_Destroyer_internal; -#endif /* ! ACE_HAS_NONSTATIC_OBJECT_MANAGER */ - -#if defined (ACE_HAS_THREADS) - -// This global so that it doesn't have to be declared in the -// header file. That would cause nasty circular include problems. -static ACE_Cleanup_Adapter<ACE_Recursive_Thread_Mutex> * -ACE_Static_Object_Lock_lock = 0; - -ACE_Recursive_Thread_Mutex * -ACE_Static_Object_Lock::instance (void) -{ - if (ACE_Object_Manager::starting_up () || - ACE_Object_Manager::shutting_down ()) - { - // The preallocated ACE_STATIC_OBJECT_LOCK has not been - // constructed yet. Therefore, the program is single-threaded - // at this point. Or, the ACE_Object_Manager instance has been - // destroyed, so the preallocated lock is not available. - // Allocate a lock to use, for interface compatibility, though - // there should be no contention on it. - if (ACE_Static_Object_Lock_lock == 0) - ACE_NEW_RETURN (ACE_Static_Object_Lock_lock, - ACE_Cleanup_Adapter<ACE_Recursive_Thread_Mutex>, - 0); - - // Can't register with the ACE_Object_Manager here! The - // lock's declaration is visible to the ACE_Object_Manager - // destructor, so it will clean it up as a special case. - - return &ACE_Static_Object_Lock_lock->object (); - } - else - // Return the preallocated ACE_STATIC_OBJECT_LOCK. - return ACE_Managed_Object<ACE_Recursive_Thread_Mutex>::get_preallocated_object - (ACE_Object_Manager::ACE_STATIC_OBJECT_LOCK); -} - -void -ACE_Static_Object_Lock::cleanup_lock (void) -{ - delete ACE_Static_Object_Lock_lock; - ACE_Static_Object_Lock_lock = 0; -} -#endif /* ACE_HAS_THREADS */ - -#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION) -# if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0) - template class ACE_Array<ACE_Thread_Mutex *>; - template class ACE_Array<ACE_Mutex *>; - template class ACE_Array<ACE_RW_Thread_Mutex *>; - template class ACE_Cleanup_Adapter<ACE_Null_Mutex>; - template class ACE_Cleanup_Adapter<ACE_Mutex>; - template class ACE_Cleanup_Adapter<ACE_Recursive_Thread_Mutex>; - template class ACE_Cleanup_Adapter<ACE_Thread_Mutex>; - template class ACE_Managed_Object<ACE_Null_Mutex>; - template class ACE_Managed_Object<ACE_Mutex>; - template class ACE_Managed_Object<ACE_Recursive_Thread_Mutex>; - template class ACE_Managed_Object<ACE_Thread_Mutex>; -# endif /* ACE_MT_SAFE */ -template class ACE_Cleanup_Adapter<ACE_SYNCH_RW_MUTEX>; -template class ACE_Managed_Object<ACE_SYNCH_RW_MUTEX>; -template class ACE_Unbounded_Queue<ACE_Cleanup_Info>; -template class ACE_Unbounded_Queue_Iterator<ACE_Cleanup_Info>; -template class ACE_Node<ACE_Cleanup_Info>; -#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA) -# if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0) -# pragma instantiate ACE_Array<ACE_Thread_Mutex *> -# pragma instantiate ACE_Array<ACE_Mutex *> -# pragma instantiate ACE_Array<ACE_RW_Thread_Mutex *> -# pragma instantiate ACE_Cleanup_Adapter<ACE_Null_Mutex> -# pragma instantiate ACE_Cleanup_Adapter<ACE_Mutex> -# pragma instantiate ACE_Cleanup_Adapter<ACE_Recursive_Thread_Mutex> -# pragma instantiate ACE_Cleanup_Adapter<ACE_Thread_Mutex> -# pragma instantiate ACE_Managed_Object<ACE_Null_Mutex> -# pragma instantiate ACE_Managed_Object<ACE_Mutex> -# pragma instantiate ACE_Managed_Object<ACE_Recursive_Thread_Mutex> -# pragma instantiate ACE_Managed_Object<ACE_Thread_Mutex> -# endif /* ACE_MT_SAFE */ -#pragma instantiate ACE_Cleanup_Adapter<ACE_SYNCH_RW_MUTEX> -#pragma instantiate ACE_Managed_Object<ACE_SYNCH_RW_MUTEX> -#pragma instantiate ACE_Unbounded_Queue<ACE_Cleanup_Info> -#pragma instantiate ACE_Unbounded_Queue_Iterator<ACE_Cleanup_Info> -#pragma instantiate ACE_Node<ACE_Cleanup_Info> -#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */ |