CMake/Source/cmGeneratorExpressionDAGChe...

91 lines
3.0 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_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)
#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);
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;
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