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83 lines
2.4 KiB
C++
83 lines
2.4 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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#ifndef cmIfCommand_h
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#define cmIfCommand_h
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#include "cmCommand.h"
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#include "cmFunctionBlocker.h"
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class cmIfFunctionBlocker : public cmFunctionBlocker
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{
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public:
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cmIfFunctionBlocker()
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{
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this->HasRun = false;
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this->ScopeDepth = 0;
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}
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~cmIfFunctionBlocker() CM_OVERRIDE {}
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bool IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile& mf,
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cmExecutionStatus&) CM_OVERRIDE;
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bool ShouldRemove(const cmListFileFunction& lff, cmMakefile& mf) CM_OVERRIDE;
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std::vector<cmListFileArgument> Args;
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std::vector<cmListFileFunction> Functions;
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bool IsBlocking;
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bool HasRun;
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unsigned int ScopeDepth;
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};
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/// Starts an if block
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class cmIfCommand : public cmCommand
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{
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public:
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/**
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* This is a virtual constructor for the command.
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*/
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cmCommand* Clone() CM_OVERRIDE { return new cmIfCommand; }
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/**
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* This overrides the default InvokeInitialPass implementation.
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* It records the arguments before expansion.
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*/
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bool InvokeInitialPass(const std::vector<cmListFileArgument>& args,
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cmExecutionStatus&) CM_OVERRIDE;
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/**
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* This is called when the command is first encountered in
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* the CMakeLists.txt file.
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*/
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bool InitialPass(std::vector<std::string> const&,
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cmExecutionStatus&) CM_OVERRIDE
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{
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return false;
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}
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/**
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* The name of the command as specified in CMakeList.txt.
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*/
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std::string GetName() const CM_OVERRIDE { return "if"; }
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/**
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* This determines if the command is invoked when in script mode.
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*/
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bool IsScriptable() const CM_OVERRIDE { return true; }
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// Filter the given variable definition based on policy CMP0054.
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static const char* GetDefinitionIfUnquoted(
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const cmMakefile* mf, cmExpandedCommandArgument const& argument);
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cmTypeMacro(cmIfCommand, cmCommand);
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};
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#endif
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