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