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4c3015851f
Taking in the latest er7_utils directory and adding it into Trick in the same location it was as an external repository. Made one change to the files_to_ICG.hh file in the repository to remove the CheckpointHelper header files. Those go in the Trick files_to_ICG.hh file. refs #180
96 lines
2.0 KiB
C++
96 lines
2.0 KiB
C++
/**
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* @if Er7UtilsUseGroups
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* @addtogroup Er7Utils
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* @{
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* @addtogroup Interface
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* @{
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* @endif
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*/
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/**
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* @file
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* Defines the class Er7UtilsDeletable, which provides a simple mechanism for
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* deleting er7_utils objects that were created with er7_utils allocation.
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*/
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/*
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Purpose: ()
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*/
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#ifndef ER7_UTILS_DELETABLE_HH
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#define ER7_UTILS_DELETABLE_HH
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// System includes
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#include <cstddef>
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// Interface includes
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#include "er7_utils/interface/include/er7_class.hh"
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namespace er7_utils {
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/**
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* The base class for er7_utils/integration classes.
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* An object pointer 'foo' that points to an instance of a class that derives
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* from this class can be deleted via
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* @code
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* Er7UtilsDeletable::delete_instance (foo);
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* @endcode
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* The deletion will use er7_utils memory allocation, which means that the
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* object must have been created with er7_utils memory allocation.
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*/
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class Er7UtilsDeletable {
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public:
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/**
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* Delete an instance of a class that derives from Er7UtilsDeletable.
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*
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* ## Assumptions and limitations:
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* - The pointer can be null. Deleting a null pointer is no harm / no foul.
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* - The object must have been allocated using er7_utils memory allocation.
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*
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* @tparam T The type of object to be deleted; this must be a
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* derived class of Er7UtilsDeletable.
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* @param[in,out] obj Pointer to the object to be deleted. The pointer
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* is set to null after deleting.
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*/
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template<typename T>
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static void
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delete_instance (
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T *& obj)
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{
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Er7UtilsDeletable::delete_instance_internal (obj);
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obj = NULL;
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}
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// Note: The default constructor, copy constructor, and assignment operator
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// for this class are not declared. The C++ defaults are in force.
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/**
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* Destructor.
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*/
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virtual ~Er7UtilsDeletable (void) {}
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private:
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// Delete an instance.
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static void delete_instance_internal (Er7UtilsDeletable* instance);
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};
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}
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#endif
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/**
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* @if Er7UtilsUseGroups
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* @}
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* @}
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* @endif
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*/
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