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96afb12087
This converts the CMake license to a pure 3-clause OSI-approved BSD License. We drop the previous license clause requiring modified versions to be plainly marked. We also update the CMake copyright to cover the full development time range.
77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#include "cmRemoveCommand.h"
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// cmRemoveCommand
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bool cmRemoveCommand
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::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
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{
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if(args.size() < 1)
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{
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return true;
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}
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const char* variable = args[0].c_str(); // VAR is always first
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// get the old value
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const char* cacheValue
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= this->Makefile->GetDefinition(variable);
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// if there is no old value then return
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if (!cacheValue)
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{
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return true;
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}
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// expand the variable
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std::vector<std::string> varArgsExpanded;
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cmSystemTools::ExpandListArgument(cacheValue, varArgsExpanded);
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// expand the args
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// check for REMOVE(VAR v1 v2 ... vn)
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std::vector<std::string> argsExpanded;
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std::vector<std::string> temp;
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for(unsigned int j = 1; j < args.size(); ++j)
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{
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temp.push_back(args[j]);
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}
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cmSystemTools::ExpandList(temp, argsExpanded);
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// now create the new value
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std::string value;
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for(unsigned int j = 0; j < varArgsExpanded.size(); ++j)
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{
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int found = 0;
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for(unsigned int k = 0; k < argsExpanded.size(); ++k)
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{
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if (varArgsExpanded[j] == argsExpanded[k])
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{
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found = 1;
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break;
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}
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}
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if (!found)
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{
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if (value.size())
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{
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value += ";";
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}
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value += varArgsExpanded[j];
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}
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}
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// add the definition
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this->Makefile->AddDefinition(variable, value.c_str());
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return true;
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}
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