213 lines
6.7 KiB
C++
213 lines
6.7 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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#include "cmGeneratorExpressionDAGChecker.h"
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#include "cmMakefile.h"
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//----------------------------------------------------------------------------
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cmGeneratorExpressionDAGChecker::cmGeneratorExpressionDAGChecker(
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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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: Parent(parent), Target(target), Property(property),
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Content(content), Backtrace(backtrace), TransitivePropertiesOnly(false)
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{
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const cmGeneratorExpressionDAGChecker *top = this;
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const cmGeneratorExpressionDAGChecker *p = this->Parent;
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while (p)
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{
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top = p;
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p = p->Parent;
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}
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this->CheckResult = this->checkGraph();
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#define TEST_TRANSITIVE_PROPERTY_METHOD(METHOD) \
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top->METHOD () ||
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if (CheckResult == DAG && (
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CM_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(TEST_TRANSITIVE_PROPERTY_METHOD)
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false)
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)
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{
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std::map<cmStdString, std::set<cmStdString> >::const_iterator it
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= top->Seen.find(target);
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if (it != top->Seen.end())
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{
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const std::set<cmStdString> &propSet = it->second;
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const std::set<cmStdString>::const_iterator i = propSet.find(property);
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if (i != propSet.end())
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{
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this->CheckResult = ALREADY_SEEN;
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return;
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}
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}
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const_cast<cmGeneratorExpressionDAGChecker *>(top)
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->Seen[target].insert(property);
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}
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}
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//----------------------------------------------------------------------------
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cmGeneratorExpressionDAGChecker::Result
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cmGeneratorExpressionDAGChecker::check() const
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{
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return this->CheckResult;
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}
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//----------------------------------------------------------------------------
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void cmGeneratorExpressionDAGChecker::reportError(
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cmGeneratorExpressionContext *context,
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const std::string &expr)
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{
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if (this->CheckResult == DAG)
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{
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return;
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}
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context->HadError = true;
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if (context->Quiet)
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{
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return;
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}
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const cmGeneratorExpressionDAGChecker *parent = this->Parent;
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if (parent && !parent->Parent)
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{
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cmOStringStream e;
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e << "Error evaluating generator expression:\n"
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<< " " << expr << "\n"
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<< "Self reference on target \""
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<< context->HeadTarget->GetName() << "\".\n";
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context->Makefile->GetCMakeInstance()
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->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(),
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parent->Backtrace);
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return;
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}
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{
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cmOStringStream e;
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e << "Error evaluating generator expression:\n"
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<< " " << expr << "\n"
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<< "Dependency loop found.";
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context->Makefile->GetCMakeInstance()
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->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(),
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context->Backtrace);
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}
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int loopStep = 1;
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while (parent)
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{
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cmOStringStream e;
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e << "Loop step " << loopStep << "\n"
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<< " "
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<< (parent->Content ? parent->Content->GetOriginalExpression() : expr)
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<< "\n";
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context->Makefile->GetCMakeInstance()
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->IssueMessage(cmake::FATAL_ERROR, e.str().c_str(),
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parent->Backtrace);
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parent = parent->Parent;
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++loopStep;
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}
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}
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//----------------------------------------------------------------------------
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cmGeneratorExpressionDAGChecker::Result
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cmGeneratorExpressionDAGChecker::checkGraph() const
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{
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const cmGeneratorExpressionDAGChecker *parent = this->Parent;
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while (parent)
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{
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if (this->Target == parent->Target && this->Property == parent->Property)
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{
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return (parent == this->Parent) ? SELF_REFERENCE : CYCLIC_REFERENCE;
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}
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parent = parent->Parent;
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}
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return DAG;
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}
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//----------------------------------------------------------------------------
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bool cmGeneratorExpressionDAGChecker::GetTransitivePropertiesOnly()
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{
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const cmGeneratorExpressionDAGChecker *top = this;
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const cmGeneratorExpressionDAGChecker *parent = this->Parent;
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while (parent)
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{
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top = parent;
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parent = parent->Parent;
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}
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return top->TransitivePropertiesOnly;
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}
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//----------------------------------------------------------------------------
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bool cmGeneratorExpressionDAGChecker::EvaluatingLinkLibraries(const char *tgt)
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{
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const cmGeneratorExpressionDAGChecker *top = this;
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const cmGeneratorExpressionDAGChecker *parent = this->Parent;
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while (parent)
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{
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top = parent;
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parent = parent->Parent;
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}
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const char *prop = top->Property.c_str();
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if (tgt)
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{
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return top->Target == tgt && strcmp(prop, "LINK_LIBRARIES") == 0;
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}
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return (strcmp(prop, "LINK_LIBRARIES") == 0
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|| strcmp(prop, "LINK_INTERFACE_LIBRARIES") == 0
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|| strcmp(prop, "IMPORTED_LINK_INTERFACE_LIBRARIES") == 0
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|| strncmp(prop, "LINK_INTERFACE_LIBRARIES_", 25) == 0
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|| strncmp(prop, "IMPORTED_LINK_INTERFACE_LIBRARIES_", 34) == 0)
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|| strcmp(prop, "INTERFACE_LINK_LIBRARIES") == 0;
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}
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//----------------------------------------------------------------------------
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bool cmGeneratorExpressionDAGChecker::EvaluatingIncludeDirectories() const
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{
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const char *prop = this->Property.c_str();
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return (strcmp(prop, "INCLUDE_DIRECTORIES") == 0
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|| strcmp(prop, "INTERFACE_INCLUDE_DIRECTORIES") == 0 );
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}
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//----------------------------------------------------------------------------
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bool
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cmGeneratorExpressionDAGChecker::EvaluatingSystemIncludeDirectories() const
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{
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const char *prop = this->Property.c_str();
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return strcmp(prop, "INTERFACE_SYSTEM_INCLUDE_DIRECTORIES") == 0;
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}
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//----------------------------------------------------------------------------
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bool cmGeneratorExpressionDAGChecker::EvaluatingCompileDefinitions() const
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{
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const char *prop = this->Property.c_str();
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return (strcmp(prop, "COMPILE_DEFINITIONS") == 0
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|| strcmp(prop, "INTERFACE_COMPILE_DEFINITIONS") == 0
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|| strncmp(prop, "COMPILE_DEFINITIONS_", 20) == 0);
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}
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//----------------------------------------------------------------------------
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bool cmGeneratorExpressionDAGChecker::EvaluatingCompileOptions() const
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{
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const char *prop = this->Property.c_str();
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return (strcmp(prop, "COMPILE_OPTIONS") == 0
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|| strcmp(prop, "INTERFACE_COMPILE_OPTIONS") == 0 );
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}
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