75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/*=========================================================================
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Program: Insight Segmentation & Registration Toolkit
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2000 National Library of Medicine
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All rights reserved.
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See COPYRIGHT.txt for copyright details.
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=========================================================================*/
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#include "cmCableCommand.h"
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#include "cmCacheManager.h"
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// cmCableCommand
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/**
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* Constructor initializes to empty m_CableData.
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*/
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cmCableCommand::cmCableCommand(): m_CableData(0)
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{
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}
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/**
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* Destructor frees the cmCableData only if this command is its owner.
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*/
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cmCableCommand::~cmCableCommand()
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{
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if(m_CableData && m_CableData->OwnerIs(this))
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{
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delete m_CableData;
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}
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}
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/**
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* Ensure that this cmCableCommand has a valid m_CableData pointer.
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*/
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void cmCableCommand::SetupCableData()
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{
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// Only do something if the pointer is invalid.
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if(m_CableData)
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{ return; }
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// Look through the vector of commands from the makefile.
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const std::vector<cmCommand*>& usedCommands =
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m_Makefile->GetUsedCommands();
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for(std::vector<cmCommand*>::const_iterator commandIter =
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usedCommands.begin(); commandIter != usedCommands.end(); ++commandIter)
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{
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// If this command is a cmCableCommand, see if it has a cmCableData
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// instance.
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cmCableCommand* command = cmCableCommand::SafeDownCast(*commandIter);
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if(command)
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{ m_CableData = command->m_CableData; }
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// If we found an instance of cmCableData, then we are done.
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if(m_CableData)
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{ return; }
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}
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// We didn't find another cmCableCommand with a valid cmCableData.
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// We must allocate the new cmCableData ourselves, and with this
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// command as its owner.
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std::string pathName = m_Makefile->GetStartOutputDirectory();
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pathName += "/cable_config.xml";
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m_CableData = new cmCableData(this, pathName);
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}
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