CMake/Source/cmGeneratorExpressionDAGChe...

78 lines
2.4 KiB
C++

/*============================================================================
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_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(F) \
F(EvaluatingIncludeDirectories) \
F(EvaluatingSystemIncludeDirectories) \
F(EvaluatingCompileDefinitions) \
F(EvaluatingCompileOptions)
#define CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(F) \
F(INCLUDE_DIRECTORIES) \
F(SYSTEM_INCLUDE_DIRECTORIES) \
F(COMPILE_DEFINITIONS) \
F(COMPILE_OPTIONS)
//----------------------------------------------------------------------------
struct cmGeneratorExpressionDAGChecker
{
cmGeneratorExpressionDAGChecker(const cmListFileBacktrace &backtrace,
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)
bool GetTransitivePropertiesOnly();
void SetTransitivePropertiesOnly()
{ this->TransitivePropertiesOnly = true; }
private:
Result checkGraph() const;
private:
const cmGeneratorExpressionDAGChecker * const Parent;
const std::string Target;
const std::string Property;
std::map<cmStdString, std::set<cmStdString> > Seen;
const GeneratorExpressionContent * const Content;
const cmListFileBacktrace Backtrace;
Result CheckResult;
bool TransitivePropertiesOnly;
};
#endif