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bca1026250
This centralizes construction of the error message for an unclosed logical block (if, foreach, etc.). We record the line at which each block is opened so it can be reported in the error message.
116 lines
3.1 KiB
C++
116 lines
3.1 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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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 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html 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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#ifndef cmWhileCommand_h
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#define cmWhileCommand_h
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#include "cmCommand.h"
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#include "cmFunctionBlocker.h"
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#include "cmListFileCache.h"
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/** \class cmWhileFunctionBlocker
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* \brief subclass of function blocker
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*
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*
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*/
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class cmWhileFunctionBlocker : public cmFunctionBlocker
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{
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public:
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cmWhileFunctionBlocker() {this->Depth=0;}
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virtual ~cmWhileFunctionBlocker() {}
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virtual bool IsFunctionBlocked(const cmListFileFunction& lff,
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cmMakefile &mf,
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cmExecutionStatus &);
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virtual bool ShouldRemove(const cmListFileFunction& lff, cmMakefile &mf);
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std::vector<cmListFileArgument> Args;
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std::vector<cmListFileFunction> Functions;
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private:
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int Depth;
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};
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/** \class cmWhileCommand
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* \brief starts a while loop
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*
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* cmWhileCommand starts a while loop
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*/
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class cmWhileCommand : 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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virtual cmCommand* Clone()
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{
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return new cmWhileCommand;
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}
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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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virtual bool InvokeInitialPass(const std::vector<cmListFileArgument>& args,
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cmExecutionStatus &);
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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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virtual bool InitialPass(std::vector<std::string> const&,
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cmExecutionStatus &) { return false; }
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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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virtual bool IsScriptable() { return true; }
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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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virtual const char* GetName() { return "while";}
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/**
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* Succinct documentation.
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*/
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virtual const char* GetTerseDocumentation()
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{
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return "Evaluate a group of commands while a condition is true";
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}
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/**
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* More documentation.
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*/
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virtual const char* GetFullDocumentation()
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{
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return
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" while(condition)\n"
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" COMMAND1(ARGS ...)\n"
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" COMMAND2(ARGS ...)\n"
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" ...\n"
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" endwhile(condition)\n"
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"All commands between while and the matching endwhile are recorded "
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"without being invoked. Once the endwhile is evaluated, the "
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"recorded list of commands is invoked as long as the condition "
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"is true. The condition is evaluated using the same logic as the "
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"if command.";
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}
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cmTypeMacro(cmWhileCommand, cmCommand);
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};
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#endif
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