Program Listing for File AstDOTGeneration.h

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// Author: Markus Schordan
// $Id: AstDOTGeneration.h,v 1.4 2008/01/08 02:56:38 dquinlan Exp $

#ifndef ASTDOTGENERATION_H
#define ASTDOTGENERATION_H

#include <set>
#include "DOTGeneration.h"
#include "roseInternal.h"
//#include "sage3.h"

class ROSE_DLL_API AstDOTGeneration : public DOTGeneration<SgNode*>
   {
     public:
         //traverse full AST , nodes which represent code from include files . name postfix does not need an ending "."
          void generate(SgProject* node, traversalType tt=TOPDOWNBOTTOMUP, std::string filenamePostfix="");
          void generate(SgNode* node,  std::string filename, traversalType tt = TOPDOWNBOTTOMUP,std::string filenamePostfix = "");
          void generate(SgProject* project, std::string const & filename);

       // DQ (12/20/2018): Added support to exclude template instantiations to make the graphs more tractable within large C++ applications.
       // traverse the subtree of AST which represents the files specified on the command line
          void generateInputFiles(SgProject* node, traversalType tt=TOPDOWNBOTTOMUP, std::string filenamePostfix="", bool excludeTemplateInstantiations = false);

          // only the nodes which represent code of the same file as the start node
          void generateWithinFile(SgFile* node, traversalType tt=TOPDOWNBOTTOMUP, std::string filenamePostfix="");
          void writeIncidenceGraphToDOTFile(SgIncidenceDirectedGraph* graph,  const std::string& filename);
          void addAdditionalNodesAndEdges(SgNode* node);

     protected:
          virtual DOTInheritedAttribute evaluateInheritedAttribute(SgNode* node, DOTInheritedAttribute ia);
          virtual DOTSynthesizedAttribute evaluateSynthesizedAttribute(SgNode* node, DOTInheritedAttribute ia, SubTreeSynthesizedAttributes l);

          std::string additionalNodeInfo(SgNode* node);

       // DQ (11/1/2003) added mechanism to add node options (to add color, etc.)
          std::string additionalNodeOptions(SgNode* node);

       // DQ (3/5/2007) added mechanism to add edge options (to add color, etc.)
          std::string additionalEdgeInfo(SgNode* from, SgNode* to, std::string label);

       // DQ (3/5/2007) added mechanism to add edge options (to add color, etc.)
          std::string additionalEdgeOptions(SgNode* from, SgNode* to, std::string label);

       // DQ (7/27/2008): Added support to eliminate IR nodes in DOT graphs
       // (to tailor the presentation of information about ASTs).
          bool commentOutNodeInGraph(SgNode* node);

          bool skip_write_during_traversal{false};
   };


namespace AstDOTGenerationExtended_Defaults
   {
     struct ROSE_DLL_API NamedExtraNodeInfo
        {
#if 1
       // DQ (6/25/2011): Put the function definition into the source file (avoid function definitions in header files).
          std::string operator()(SgNode* node);
#else
       // std::string AstDOTGenerationExtended_Defaults::NamedExtraNodeInfo::operator()(SgNode* node)
                std::string operator()(SgNode* node)
                {
                        std::ostringstream ss;

                        // add namespace name
                        if (SgNamespaceDeclarationStatement* n = isSgNamespaceDeclarationStatement(node))
                        {
                                ss << n->get_qualified_name().str() << "\\n";
                        }
                        // add class name
                        if (SgClassDeclaration* n = isSgClassDeclaration(node))
                        {
                                ss << n->get_qualified_name().str() << "\\n";
                        }
                        // add function name
                        if (SgFunctionDeclaration* n = isSgFunctionDeclaration(node))
                        {
                                ss << n->get_qualified_name().str() << "\\n";
                        }
                        if (SgFunctionRefExp* n = isSgFunctionRefExp(node))
                        {
                                SgFunctionDeclaration* decl = n->getAssociatedFunctionDeclaration();
                                if (decl) // it's null if through a function pointer
                                {
                                        ss << decl->get_qualified_name().str() << "\\n";
                                }
                        }
                        // add variable name
                        if (SgInitializedName* n = isSgInitializedName(node))
                        {
                                ss << n->get_qualified_name().str() << "\\n";
                        }
                        if (SgVarRefExp* n = isSgVarRefExp(node))
                        {
                                SgVariableSymbol* sym = n->get_symbol();
                                ss << sym->get_name().getString() << "\\n";
                        }
                        // add variable name
                        if (SgVariableSymbol* n = isSgVariableSymbol(node))
                        {
                                ss << n->get_name().str() << "\\n";
                        }

                        return ss.str();
                }
#endif
        };

        struct AddressExtraNodeInfo
        {
                std::string operator()(SgNode* node)
                {
                        std::ostringstream ss;

                        ss << node << "\\n";

                        return ss.str();
                }
        };

        struct ContainerSizeExtraNodeInfo
        {
                std::string operator()(SgNode* node)
                {
                        std::ostringstream ss;
                        // print number of max successors (= container size)
                        AstSuccessorsSelectors::SuccessorsContainer c;
                        AstSuccessorsSelectors::selectDefaultSuccessors(node,c);
                        ss << c.size() << "\\n";

                        return ss.str();
                }
        };

        struct ROSE_DLL_API LValueExtraNodeInfo
        {
#if 1
       // DQ (6/25/2011): Put the function definition into the source file (avoid function definitions in header files).
          std::string operator()(SgNode* node);
#else
       // std::string AstDOTGenerationExtended_Defaults::LValueExtraNodeInfo::operator()(SgNode* node)
             std::string operator()(SgNode* node)
                {
                        std::ostringstream ss;

                        // adds whether or not it is an l-value
                        if (SgExpression* n = isSgExpression(node))
                        {
                                ss << (n->isLValue() ? "L-Value" : "!L-Value") << "\\n";
                        }

                        return ss.str();
                }
#endif
        };

        struct ROSE_DLL_API TypeExtraNodeInfo
        {
#if 1
       // DQ (6/25/2011): Put the function definition into the source file (avoid function definitions in header files).
          std::string operator()(SgNode* node);
#else
       // std::string AstDOTGenerationExtended_Defaults::TypeExtraNodeInfo::operator()(SgNode* node)
              std::string operator()(SgNode* node)
                {
                        std::ostringstream ss;

                        if (SgExpression* n = isSgExpression(node))
                        {
                                ss << n->get_type()->unparseToString() << "\\n";
                        }

                        return ss.str();
                }
#endif
        };

        struct DefaultExtraNodeInfo
        {
                std::string operator()(SgNode* node)
                {
                        ContainerSizeExtraNodeInfo cs;
                        NamedExtraNodeInfo name;
                        AddressExtraNodeInfo add;
                        return std::string("\\n") + cs(node) + name(node) + add(node);
                }
        };


        struct DefaultExtraNodeOptions
        {
                std::string operator()(SgNode*)
                {
                        return std::string();
                }
        };

        struct DefaultExtraEdgeInfo
        {
                std::string operator()(SgNode*/*from*/, SgNode*/*to*/, std::string /*label*/)
                {
                        return std::string();
                }
        };

        struct DefaultExtraEdgeOptions
        {
                std::string operator()(SgNode*/*node*/, SgNode*/*to*/, std::string /*label*/)
                {
                        return std::string();
                }
        };
}

// King84 (14/7/2010) added mechanism to customize node options on demand
// Note: aditionalEdgeInfo andadditionalEdgeOptions are inherited.
// Note: EdgeInfo and EdgeOptions are not used because they come into play
//       for functions in the base class which are not virtual.
template <typename ExtraNodeInfo_t = AstDOTGenerationExtended_Defaults::DefaultExtraNodeInfo,
          typename ExtraNodeOptions_t = AstDOTGenerationExtended_Defaults::DefaultExtraNodeOptions,
          typename ExtraEdgeInfo_t = AstDOTGenerationExtended_Defaults::DefaultExtraEdgeInfo,
          typename ExtraEdgeOptions_t = AstDOTGenerationExtended_Defaults::DefaultExtraEdgeOptions>
class AstDOTGenerationExtended : public AstDOTGeneration
   {
     protected:
          ExtraNodeInfo_t eni;
          ExtraNodeOptions_t eno;
          ExtraEdgeInfo_t eei;
          ExtraEdgeOptions_t eeo;
     public:
          AstDOTGenerationExtended(ExtraNodeInfo_t eni_ = ExtraNodeInfo_t(), ExtraNodeOptions_t eno_ = ExtraNodeOptions_t(), ExtraEdgeInfo_t eei_ = ExtraEdgeInfo_t(), ExtraEdgeOptions_t eeo_ = ExtraEdgeOptions_t())
             : eni(eni_), eno(eno_), eei(eei_), eeo(eeo_)
             { }
       // virtual DOTInheritedAttribute evaluateInheritedAttribute(SgNode* node, DOTInheritedAttribute ia);
          virtual DOTSynthesizedAttribute evaluateSynthesizedAttribute(SgNode* node, DOTInheritedAttribute ia, SubTreeSynthesizedAttributes l);
   };

#endif