122 lines
3.0 KiB
C++
122 lines
3.0 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) 2002 Insight Consortium. All rights reserved.
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See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmElseCommand.h"
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#include "cmCacheManager.h"
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bool cmElseCommand::InitialPass(std::vector<std::string> const& args)
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{
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if(args.size() < 1 )
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{
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this->SetError("called with incorrect number of arguments");
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return false;
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}
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// create a function blocker
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cmIfFunctionBlocker *f = NULL;
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// check for the different signatures
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const char *def;
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const char *def2;
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if (args.size() == 1)
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{
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def = m_Makefile->GetDefinition(args[0].c_str());
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if(!cmSystemTools::IsOff(def))
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{
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f = new cmIfFunctionBlocker();
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}
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}
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if (args.size() == 2 && (args[0] == "COMMAND"))
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{
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if(m_Makefile->CommandExists(args[1].c_str()))
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{
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f = new cmIfFunctionBlocker();
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}
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}
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if (args.size() == 2 && (args[0] == "EXISTS"))
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{
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std::string tmp = args[1];
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m_Makefile->ExpandVariablesInString(tmp);
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if(cmSystemTools::FileExists(tmp.c_str()))
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{
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f = new cmIfFunctionBlocker();
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}
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}
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if (args.size() == 2 && (args[0] == "NOT"))
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{
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def = m_Makefile->GetDefinition(args[1].c_str());
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if(cmSystemTools::IsOff(def))
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{
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f = new cmIfFunctionBlocker();
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}
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}
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if (args.size() == 3 && (args[1] == "AND"))
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{
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def = m_Makefile->GetDefinition(args[0].c_str());
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def2 = m_Makefile->GetDefinition(args[2].c_str());
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if(!cmSystemTools::IsOff(def) && !cmSystemTools::IsOff(def2))
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{
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f = new cmIfFunctionBlocker();
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}
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}
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if (args.size() == 3 && (args[1] == "OR"))
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{
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def = m_Makefile->GetDefinition(args[0].c_str());
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def2 = m_Makefile->GetDefinition(args[2].c_str());
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if(!cmSystemTools::IsOff(def) || !cmSystemTools::IsOff(def2))
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{
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f = new cmIfFunctionBlocker();
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}
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}
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if (args.size() == 3 && (args[1] == "MATCHES"))
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{
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def = m_Makefile->GetDefinition(args[0].c_str());
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cmRegularExpression regEntry(args[2].c_str());
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// check for black line or comment
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if (def && regEntry.find(def))
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{
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f = new cmIfFunctionBlocker();
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}
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}
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// if we created a function blocker then set its args
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if (f)
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{
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for(std::vector<std::string>::const_iterator j = args.begin();
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j != args.end(); ++j)
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{
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f->m_Args.push_back(*j);
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}
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m_Makefile->AddFunctionBlocker(f);
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}
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else
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{
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// remove any function blockers for this define
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m_Makefile->RemoveFunctionBlocker("ENDIF",args);
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}
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return true;
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}
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