45 строки
1.4 KiB
C
45 строки
1.4 KiB
C
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/*============================================================================
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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 cmPathLabel_h
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#define cmPathLabel_h
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#include "cmStandardIncludes.h"
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/** \class cmPathLabel
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* \brief Helper class for text based labels
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*
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* cmPathLabel is extended in different classes to act as an inheritable
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* enum. Comparisons are done on a precomputed Jenkins hash of the string
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* label for indexing and searchig.
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*/
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class cmPathLabel
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{
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public:
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cmPathLabel(const std::string& label);
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// The comparison operators are only for quick sorting and searching and
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// in no way imply any lexicographical order of the label
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bool operator<(const cmPathLabel& l) const;
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bool operator==(const cmPathLabel& l) const;
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const std::string& GetLabel() const { return this->Label; }
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const unsigned int& GetHash() const { return this->Hash; }
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protected:
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cmPathLabel();
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std::string Label;
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unsigned int Hash;
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};
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#endif
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