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101 lines
3.1 KiB
C++
101 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 cmLoadCacheCommand_h
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#define cmLoadCacheCommand_h
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#include "cmCommand.h"
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/** \class cmLoadCacheCommand
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* \brief load a cache file
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*
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* cmLoadCacheCommand loads the non internal values of a cache file
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*/
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class cmLoadCacheCommand : 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 cmLoadCacheCommand;
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}
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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& args);
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/**
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* This determines if the command gets propagated down
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* to makefiles located in subdirectories.
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*/
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virtual bool IsInherited() {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 "LOAD_CACHE";}
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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 "Load in the values from another project's CMake cache.";
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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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" LOAD_CACHE(pathToCacheFile READ_WITH_PREFIX\n"
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" prefix entry1...)\n"
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"Read the cache and store the requested entries in variables with "
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"their name prefixed with the given prefix. "
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"This only reads the values, and does not create entries in the local "
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"project's cache.\n"
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" LOAD_CACHE(pathToCacheFile [EXCLUDE entry1...]\n"
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" [INCLUDE_INTERNALS entry1...])\n"
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"Load in the values from another cache and store them in the local "
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"project's cache as internal entries. This is useful for a project "
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"that depends on another project built in a different tree. "
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"EXCLUDE option can be used to provide a list of entries to be "
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"excluded. "
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"INCLUDE_INTERNALS can be used to provide a list of internal entries"
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"to be included. Normally, no internal entries are brougt in. Use "
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"of this form of the command is strongly discouraged, but it is "
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"provided for backward compatability.";
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}
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cmTypeMacro(cmLoadCacheCommand, cmCommand);
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protected:
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std::set<cmStdString> VariablesToRead;
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std::string Prefix;
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bool ReadWithPrefix(std::vector<std::string> const& args);
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void CheckLine(const char* line);
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bool ParseEntry(const char* entry, std::string& var, std::string& value);
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};
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#endif
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