| /*============================================================================ |
| CMake - Cross Platform Makefile Generator |
| Copyright 2012 Stephen Kelly <steveire@gmail.com> |
| |
| Distributed under the OSI-approved BSD License (the "License"); |
| see accompanying file Copyright.txt for details. |
| |
| This software is distributed WITHOUT ANY WARRANTY; without even the |
| implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| See the License for more information. |
| ============================================================================*/ |
| #ifndef cmGeneratorExpressionDAGChecker_h |
| #define cmGeneratorExpressionDAGChecker_h |
| |
| #include "cmStandardIncludes.h" |
| |
| #include "cmGeneratorExpressionEvaluator.h" |
| |
| #define CM_SELECT_BOTH(F, A1, A2) F(A1, A2) |
| #define CM_SELECT_FIRST(F, A1, A2) F(A1) |
| #define CM_SELECT_SECOND(F, A1, A2) F(A2) |
| |
| #define CM_FOR_EACH_TRANSITIVE_PROPERTY_IMPL(F, SELECT) \ |
| SELECT(F, EvaluatingIncludeDirectories, INCLUDE_DIRECTORIES) \ |
| SELECT(F, EvaluatingSystemIncludeDirectories, SYSTEM_INCLUDE_DIRECTORIES) \ |
| SELECT(F, EvaluatingCompileDefinitions, COMPILE_DEFINITIONS) \ |
| SELECT(F, EvaluatingCompileOptions, COMPILE_OPTIONS) \ |
| SELECT(F, EvaluatingAutoUicOptions, AUTOUIC_OPTIONS) \ |
| SELECT(F, EvaluatingSources, SOURCES) \ |
| SELECT(F, EvaluatingCompileFeatures, COMPILE_FEATURES) |
| |
| #define CM_FOR_EACH_TRANSITIVE_PROPERTY(F) \ |
| CM_FOR_EACH_TRANSITIVE_PROPERTY_IMPL(F, CM_SELECT_BOTH) |
| |
| #define CM_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(F) \ |
| CM_FOR_EACH_TRANSITIVE_PROPERTY_IMPL(F, CM_SELECT_FIRST) |
| |
| #define CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(F) \ |
| CM_FOR_EACH_TRANSITIVE_PROPERTY_IMPL(F, CM_SELECT_SECOND) |
| |
| //---------------------------------------------------------------------------- |
| struct cmGeneratorExpressionDAGChecker |
| { |
| cmGeneratorExpressionDAGChecker(const cmListFileBacktrace &backtrace, |
| const std::string &target, |
| const std::string &property, |
| const GeneratorExpressionContent *content, |
| cmGeneratorExpressionDAGChecker *parent); |
| cmGeneratorExpressionDAGChecker(const std::string &target, |
| const std::string &property, |
| const GeneratorExpressionContent *content, |
| cmGeneratorExpressionDAGChecker *parent); |
| |
| enum Result { |
| DAG, |
| SELF_REFERENCE, |
| CYCLIC_REFERENCE, |
| ALREADY_SEEN |
| }; |
| |
| Result Check() const; |
| |
| void ReportError(cmGeneratorExpressionContext *context, |
| const std::string &expr); |
| |
| bool EvaluatingLinkLibraries(const char *tgt = 0); |
| |
| #define DECLARE_TRANSITIVE_PROPERTY_METHOD(METHOD) \ |
| bool METHOD () const; |
| |
| CM_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(DECLARE_TRANSITIVE_PROPERTY_METHOD) |
| |
| #undef DECLARE_TRANSITIVE_PROPERTY_METHOD |
| |
| bool GetTransitivePropertiesOnly(); |
| void SetTransitivePropertiesOnly() |
| { this->TransitivePropertiesOnly = true; } |
| |
| std::string TopTarget() const; |
| |
| private: |
| Result CheckGraph() const; |
| void Initialize(); |
| |
| private: |
| const cmGeneratorExpressionDAGChecker * const Parent; |
| const std::string Target; |
| const std::string Property; |
| std::map<std::string, std::set<std::string> > Seen; |
| const GeneratorExpressionContent * const Content; |
| const cmListFileBacktrace Backtrace; |
| Result CheckResult; |
| bool TransitivePropertiesOnly; |
| }; |
| |
| #endif |