54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2012 Stephen Kelly <steveire@gmail.com>
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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 cmGeneratorExpressionDAGChecker_h
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#define cmGeneratorExpressionDAGChecker_h
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#include "cmStandardIncludes.h"
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#include "cmGeneratorExpressionEvaluator.h"
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//----------------------------------------------------------------------------
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struct cmGeneratorExpressionDAGChecker
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{
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cmGeneratorExpressionDAGChecker(const cmListFileBacktrace &backtrace,
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const std::string &target,
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const std::string &property,
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const GeneratorExpressionContent *content,
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cmGeneratorExpressionDAGChecker *parent);
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enum Result {
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DAG,
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SELF_REFERENCE,
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CYCLIC_REFERENCE
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};
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Result check() const;
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void reportError(cmGeneratorExpressionContext *context,
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const std::string &expr);
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bool EvaluatingLinkLibraries();
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private:
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Result checkGraph() const;
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private:
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const cmGeneratorExpressionDAGChecker * const Parent;
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const std::string Target;
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const std::string Property;
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const GeneratorExpressionContent * const Content;
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const cmListFileBacktrace Backtrace;
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Result CheckResult;
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};
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#endif
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