ぬの部屋(仮)
nu-no-he-ya
  •  123456
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     123456
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     123456
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    3456789
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     123456
    78910111213
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    3456789
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    31      
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    1234567
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        123
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    25262728293031
           
     123456
    78910111213
    14151617181920
    21222324252627
    28293031   
           
          1
    2345678
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    30      
       1234
    567891011
    12131415161718
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    262728293031 
           
     123456
    78910111213
    14151617181920
    21222324252627
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    3456789
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    31      
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    3456789
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    2345678
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    3031     
        123
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     123456
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          1
    2345678
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    30      
       1234
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    262728293031 
           
    1234567
    891011121314
    15161718192021
    22232425262728
    293031    
           
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    3456789
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      12345
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    1234567
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    3456789
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    31      
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    14151617181920
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          1
    2345678
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    30      
       1234
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    19202122232425
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    1234567
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     123456
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    3031     
     123456
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    3456789
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    31      
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       1234
    567891011
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    31      
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  • C++で.slnファイルを解析

    VC++の.slnファイルを解析するよい方法が見つからないので書いてみた。

    .slnファイルは独自形式だが、同時に単純かつ厳密なフォーマットらしいので割と簡単に書ける。

    https://suzulang.com/wp-content/uploads/2025/06/winslnrw.zip

    #include <iostream>
    #include <list>
    #include <memory>
    #include <string>
    #include <vector>
    #include <fstream>
    #include <unordered_map>
    #include <stack>
    #include <regex>
    
    
    ///////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////
    
    // std::stringから先頭の空白を削除する関数
    std::string trimLeadingWhitespace(const std::string& str) {
      size_t start = str.find_first_not_of(" \t\n\r");
      return (start == std::string::npos) ? "" : str.substr(start);
    }
    // std::stringから、冒頭のアルファベットのみの文字列を取得。
    std::string getLeadingAlphabet(const std::string& str) {
      size_t end = str.find_first_not_of("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ");
      return (end == std::string::npos) ? str : str.substr(0, end);
    }
    
    bool isSectionMarks(const std::string& str) {
      // セクションの開始を示す文字列かどうかを判定
      // ここでは例として "Project" と "Global" をセクションの開始とする
      return 
        str == "Project" || 
        str == "ProjectSection" ||
        str == "EndProjectSection" ||
        str == "EndProject" ||
        str == "Global" ||
        str == "GlobalSection" ||
        str == "EndGlobalSection" ||
        str == "EndGlobal"
        ;
    }
    
    
    // slnファイルの各行を表すクラス
    class LineData {
    
    protected:
        std::string line;
    public:
      void setLine(const std::string& text) {
        line = text;
      }
      const std::string& getLine() const {
        return line;
      }
      std::string& getLine() {
        return line;
      }
    };
    

    // ヘッダはセクション扱いとはしないで各行を独自の情報とみなす
    class HeaderLine :public LineData {
    protected:
      std::regex pattern;
    public:
      HeaderLine(std::string pat) :pattern(pat) {
      }
      virtual std::string getVersion() const{
        std::string text = getLine();
        std::smatch match;
        std::regex_search(text, match, pattern);
        return text.substr(match.position(1), match.length(1));
      }
      virtual void setVersion(const std::string& newvalue) {
        std::string text = getLine();
        std::smatch match;
        std::regex_search(text, match, pattern);
        text.replace(match.position(1), match.length(1), newvalue);
        setLine(text);
      }
    };
    

    // Visual Studioのバージョン情報を保持するクラス
    class VisualStudioVersion : public HeaderLine {
    
    public:
      VisualStudioVersion():
        HeaderLine(R"(^VisualStudioVersion\s*=\s*([0-9.]+))") 
      {
      }
    };
    

    // 最小Visual Studioのバージョン情報を保持するクラス
    class MinimumVisualStudioVersion : public HeaderLine {
    
    public:
      MinimumVisualStudioVersion():
        HeaderLine(R"(^MinimumVisualStudioVersion\s*=\s*([0-9.]+))")
      {
      }
    };
    

    // ソリューションファイルのフォーマットバージョンを保持するクラス
    class FormatVersion : public HeaderLine {
    
    public:
      FormatVersion():
        HeaderLine(R"(Format Version ([0-9.]+))")
      {
      }
    };
    

    enum class HeaderLineTypeT {
      HL_VisualStudioVersion,
      HL_MinimumVisualStudioVersion,
      HL_FormatVersion,
      HL_ERROR
    };
    HeaderLineTypeT HeaderLineType(const std::string& line) {
      std::regex format_version_regex(R"(Format Version ([0-9.]+))");
      std::regex visual_studio_version_regex(R"(^VisualStudioVersion\s*=\s*([0-9.]+))");
      std::regex minimum_visual_studio_version_regex(R"(^MinimumVisualStudioVersion\s*=\s*([0-9.]+))");
    
      std::smatch match;
    
      if (std::regex_search(line, match, format_version_regex)) {
        return HeaderLineTypeT::HL_FormatVersion;
      }
      else if (std::regex_search(line, match, visual_studio_version_regex)) {
        return HeaderLineTypeT::HL_VisualStudioVersion;
      }
      else if (std::regex_search(line, match, minimum_visual_studio_version_regex)) {
        return HeaderLineTypeT::HL_MinimumVisualStudioVersion;
      }
      return HeaderLineTypeT::HL_ERROR;
    }
    

    using
    SlnFileLineSPtr = std::shared_ptr<LineData>;
    class Section : public std::enable_shared_from_this<Section> {
    protected:
        std::list< SlnFileLineSPtr > ::iterator head;
        std::list< SlnFileLineSPtr > ::iterator tail;
      std::string _sectionType;
    public:
        std::list < std::shared_ptr<Section> > subSections; // サブセクションのリスト
        std::shared_ptr<Section> This() { return shared_from_this(); }
    
      std::list < std::shared_ptr<Section> >& getSubSections(){
        // グローバルセクションのサブセクションを取得するメソッド
        return subSections;
      }
    
      virtual void update() {}
    
    
      Section(std::string sectionname, std::list< SlnFileLineSPtr >::iterator shead) {
        head = shead;
        _sectionType = sectionname;
      }
      std::string getSectionType()const {
        return _sectionType;
      }
      void setSectionTail(std::list< SlnFileLineSPtr >::iterator stail) {
        tail = stail;
      }
    
      std::list< SlnFileLineSPtr > ::iterator getSectionBegin() const {
        return head;
      }
      std::list< SlnFileLineSPtr > ::iterator getSectionTail() const {
        return tail;
      }
    
      std::list< SlnFileLineSPtr > ::iterator getSectionEnd() const {
        auto itr = tail;
        itr++;
        return itr;
      }
    };
    

    class GlobalSection : public Section {
    protected:
    
      std::string* sectionHeadLine() {
        return & (*getSectionBegin())->getLine();
      }
      const std::string* sectionHeadLine() const{
        return & (*getSectionBegin())->getLine();
      }
    
      std::regex Pattern;
    public:
      GlobalSection(std::string sectionname, std::list< SlnFileLineSPtr >::iterator line):Section(sectionname,line) {
    
        Pattern = std::regex(R"(^\s*GlobalSection\((\w+)\)\s*=\s*(preSolution|postSolution))");
      }
    
    
      std::string getSectionName()const{
    
        std::string slice;
        std::smatch match;
        if (std::regex_match(*sectionHeadLine(), match, Pattern)) {
          // セクション名をスライスで保存
          slice = sectionHeadLine()->substr(match.position(1), match.length(1));
        }
    
        return slice;
      }
      void setSectionName(const std::string& newvalue) {
        std::string slice;
        std::smatch match;
        if (std::regex_match(*sectionHeadLine(), match, Pattern)) {
          sectionHeadLine()->replace(match.position(1), match.length(1), newvalue);
        }
      }
    
      void setSectionTiming(const std::string& newvalue) {
        std::string slice;
        std::smatch match;
        if (std::regex_match(*sectionHeadLine(), match, Pattern)) {
          sectionHeadLine()->replace(match.position(2), match.length(2), newvalue);
        }
      }
    
      std::string getSectionTiming() const {
        std::string slice;
        std::smatch match;
        if (std::regex_match(*sectionHeadLine(), match, Pattern)) {
          slice = sectionHeadLine()->substr(match.position(2), match.length(2));
        }
        return slice;
    
      }
    
    };
    

    class SolutionConfigurationPlatforms : public GlobalSection {
    public:
      SolutionConfigurationPlatforms(std::string sectionname, std::list< SlnFileLineSPtr >::iterator line) : GlobalSection(sectionname,line) {}
    };
    class ProjectConfigurationPlatforms : public GlobalSection {
    public:
      ProjectConfigurationPlatforms(std::string sectionname, std::list< SlnFileLineSPtr >::iterator line) : GlobalSection(sectionname,line) {}
    };
    class SolutionProperties: public GlobalSection {
    public:
      SolutionProperties(std::string sectionname, std::list< SlnFileLineSPtr >::iterator line) : GlobalSection(sectionname,line) {}
    };
    class ExtensibilityGlobals : public GlobalSection {
    public:
      ExtensibilityGlobals(std::string sectionname, std::list< SlnFileLineSPtr >::iterator line) : GlobalSection(sectionname,line) {}
    };
    

    class Header {
      std::list< SlnFileLineSPtr > lines;
      std::weak_ptr<VisualStudioVersion> vs_ver;
      std::weak_ptr<MinimumVisualStudioVersion> minivs_ver;
      std::weak_ptr<FormatVersion> f_ver;
    public:
    
      std::weak_ptr<VisualStudioVersion> getVisualStudioVersion(){
        return vs_ver;
      }
      std::weak_ptr<MinimumVisualStudioVersion> getMinimumVisualStudioVersion(){
        return minivs_ver;
      }
      std::weak_ptr<FormatVersion> getFormatVersion(){
        return f_ver;
      }
    
      SlnFileLineSPtr push_back(SlnFileLineSPtr line) {
        SlnFileLineSPtr ptr;
    
        switch (HeaderLineType(line->getLine())) {
        case HeaderLineTypeT::HL_FormatVersion:
        {
          auto ptmp = std::make_shared<FormatVersion>();
          ptmp->setLine(line->getLine());
          f_ver = ptmp;
          ptr = ptmp;
          break;
        }
        case HeaderLineTypeT::HL_VisualStudioVersion:
        {
          auto ptmp = std::make_shared<VisualStudioVersion>();
          ptmp->setLine(line->getLine());
          vs_ver = ptmp;
          ptr = ptmp;
          break;
        }
        case HeaderLineTypeT::HL_MinimumVisualStudioVersion:
        {
          auto ptmp = std::make_shared<MinimumVisualStudioVersion>();
          ptmp->setLine(line->getLine());
          minivs_ver = ptmp;
          ptr = ptmp;
          break;
        }
        default:
          ptr = line;
    
        }
    
        lines.push_back(ptr);
        return ptr;
      }
      std::list< SlnFileLineSPtr > getLines() {
        return lines;
      }
    };
    

    class Project :public Section{
    
      std::string* sectionHeadLine() {
        return &getSectionBegin()->get()->getLine();
      }
      const std::string* sectionHeadLine() const {
        return &getSectionBegin()->get()->getLine();
      }
      std::regex projectPattern;
    
      std::string getSubstr(const int pos)const {
        std::smatch match;
        std::regex_search(*sectionHeadLine(), match, projectPattern);
        return sectionHeadLine()->substr(match.position(pos), match.length(pos));
      }
      void setReplace(const int pos,const std::string& newvalue) {
        std::smatch match;
        std::regex_search(*sectionHeadLine(), match, projectPattern);
        sectionHeadLine()->replace(match.position(pos), match.length(pos), newvalue);
      }
    public:
      Project(std::string sectionname, std::list< SlnFileLineSPtr >::iterator line):Section(sectionname,line) {
        projectPattern = std::regex(R"xxx(Project\("\{([A-F0-9\-]+)\}"\)\s*=\s*"([^"]+)",\s*"([^"]+)",\s*"\{([A-F0-9\-]+)\}")xxx", std::regex::ECMAScript | std::regex::icase);
      }
    
      // プロジェクトの種類をGUID形式で取得するメソッド
      std::string getProjectTypeGUID() const {return getSubstr(1);}
    
      // プロジェクト名を取得するメソッド
      std::string getProjectName() const {return getSubstr(2);}
    
      // プロジェクトのパスを取得するメソッド
      std::string getProjectPath() const {return getSubstr(3);}
    
      // プロジェクトのGUIDを取得するメソッド
      std::string getProjectGUID() const {return getSubstr(4);}
    
      ////////////////////////////////////////////////////////////////////////
      void setProjectTypeGUID(const std::string& newvalue) {setReplace(1, newvalue);}
      void setProjectName(const std::string& newvalue) {setReplace(2, newvalue);}
      void setProjectPath(const std::string& newvalue) {setReplace(3, newvalue);}
      void setProjectGUID(const std::string& newvalue) {setReplace(4, newvalue);}
    
      ////////////////////////////////////////////////////////////////////////
    };
    

    class Global :public Section {
    
      std::unordered_map<std::string , std::weak_ptr<GlobalSection> > subSectionsMap; // サブセクションのマップ
    
    public:
    
      Global(std::string sectionname, std::list< SlnFileLineSPtr >::iterator line) :Section(sectionname,line) {
    
      }
      
      virtual void update()override {
        auto& subsections = getSubSections();
        for (auto s : subsections) {
          std::shared_ptr<GlobalSection> gs = std::static_pointer_cast<GlobalSection>(s);
          subSectionsMap[gs->getSectionName()] = gs;
        }
      }
    
      auto getGlobalSections() {
        return getSubSections();
      }
    
    
      std::weak_ptr<SolutionConfigurationPlatforms> getSolutionConfigurationPlatforms(){
        auto it = subSectionsMap.find("SolutionConfigurationPlatforms");
        if (it == subSectionsMap.end())
          return std::weak_ptr<SolutionConfigurationPlatforms>();
    
        return std::dynamic_pointer_cast<SolutionConfigurationPlatforms>((*it).second.lock());
      }
      std::weak_ptr<ProjectConfigurationPlatforms> getProjectConfigurationPlatforms() {
        auto it = subSectionsMap.find("ProjectConfigurationPlatforms");
        if (it == subSectionsMap.end())
          return std::weak_ptr<ProjectConfigurationPlatforms>();
    
        return std::dynamic_pointer_cast<ProjectConfigurationPlatforms>((*it).second.lock());
      }
      std::weak_ptr<SolutionProperties> getSolutionProperties() {
        auto it = subSectionsMap.find("SolutionProperties");
        if (it == subSectionsMap.end())
          return std::weak_ptr<SolutionProperties>();
    
        return std::dynamic_pointer_cast<SolutionProperties>((*it).second.lock());
      }
      std::weak_ptr<ExtensibilityGlobals> getExtensibilityGlobals() {
        auto it = subSectionsMap.find("ExtensibilityGlobals");
        if (it == subSectionsMap.end())
          return std::weak_ptr<ExtensibilityGlobals>();
    
        return std::dynamic_pointer_cast<ExtensibilityGlobals>((*it).second.lock());
      }
    
    };
    

    // slnファイルを管理するクラス。
    // slnファイルフォーマットは原則余計な場所で改行されないので、1行単位で保存
    class SlnFileLines {
    
        std::list< SlnFileLineSPtr > _lines;
    
      std::unordered_map<std::string,std::string> _sectionMarks = {
        {"Project", "EndProject"},
        {"ProjectSection", "EndProjectSection"},
        {"Global", "EndGlobal"},
        {"GlobalSection", "EndGlobalSection"},
      };
    
      std::string _slnFilename;
    
    public:
      std::shared_ptr<Header> header; // ヘッダー部分
      std::vector< std::shared_ptr<Project> > projects; // プロジェクトセクションのポインタ
      std::shared_ptr<Global> global; // グローバルセクションのポインタ
    
      std::list< SlnFileLineSPtr > getLines() const {
        return _lines;
      }
    
      std::vector< std::shared_ptr<Project> > getProjects() const {
        // プロジェクトセクションのポインタを返す
        return projects;
      }
    
    
      SlnFileLines() {
        // コンストラクタでセクションマークを初期化
        _sectionMarks = {
          {"Project", "EndProject"},
          {"ProjectSection", "EndProjectSection"},
          {"Global", "EndGlobal"},
          {"GlobalSection", "EndGlobalSection"},
        };
    
        header = std::make_shared<Header>(); // ヘッダー部分を初期化
      }
    
    
      std::shared_ptr<Section> createNewSection(std::list< SlnFileLineSPtr >::iterator line_itr,std::string linehead) {
        std::shared_ptr<Section> newsection;
        // 各セクションへのショートカット
        if (linehead == "Project") {
          std::shared_ptr<Project> newproject= std::make_shared<Project>(linehead,line_itr);
          projects.push_back(newproject);
          newsection = newproject;
        }
        else if (linehead == "Global") {
          std::shared_ptr<Global> newglobal = std::make_shared<Global>(linehead,line_itr);
          global = newglobal;
          newsection = newglobal;
        }
        else if (linehead == "GlobalSection") {
    
          std::regex pattern(R"(^\s*GlobalSection\((\w+)\)\s*=\s*(preSolution|postSolution))");
          std::smatch match;
          std::string name;
          if (std::regex_match((*line_itr)->getLine(), match, pattern)) {
            name = match.str(1);
          }
          if (name == "SolutionConfigurationPlatforms") {
            newsection = std::make_shared<SolutionConfigurationPlatforms>(linehead,line_itr);
          }
          else if (name == "ProjectConfigurationPlatforms") {
            newsection = std::make_shared<ProjectConfigurationPlatforms>(linehead, line_itr);
          }
          else if (name == "SolutionProperties") {
            newsection = std::make_shared<SolutionProperties>(linehead, line_itr);
          }
          else if (name == "ExtensibilityGlobals") {
            newsection = std::make_shared<ExtensibilityGlobals>(linehead, line_itr);
          }
          else {
            newsection = std::make_shared<GlobalSection>(linehead, line_itr);
          }
        }
        else {
          newsection = std::make_shared<Section>(linehead, line_itr);
        }
        return newsection;
      }
    
      void Load(const std::string& filePath) {
        _slnFilename = filePath;
    
        // ファイルオープン
        std::ifstream file(_slnFilename);
        if (!file.is_open()) {
          std::cerr << "Error opening file: " << _slnFilename << std::endl;
          return;
        }
        /////////////////////////////////////////////////////////////////////////////////
        // ファイルから行を読み込み、リストに追加
        std::string line;
        while (std::getline(file, line)) {
          if (!line.empty()) { // 空行は無視
            SlnFileLineSPtr lineData = std::make_shared<LineData>();
            lineData->setLine(line);
            _lines.push_back(lineData);
          }
        }
        /////////////////////////////////////////////////////////////////////////////////
        // ヘッダー部分の抽出
        auto line_itr = _lines.begin();
        for (; line_itr != _lines.end(); ++line_itr) {
    
          std::string linehead = getLeadingAlphabet(trimLeadingWhitespace((*line_itr)->getLine()));
          if( isSectionMarks(linehead) == false)
          {
            // ヘッダー部分に追加
            *line_itr = header->push_back(*line_itr);
          }
          else {
            break;
          }
        }
        /////////////////////////////////////////////////////////////////////////////////
        // セクションの開始
        std::stack< std::shared_ptr<Section> > currentSection;
        std::shared_ptr<Section> root = std::make_shared<Section>("root",_lines.end()); // ルートセクションを初期化
        currentSection.push(root); // ルートセクションをスタックに追加
        for (; line_itr != _lines.end(); ++line_itr) {
    
          std::string linehead = getLeadingAlphabet(trimLeadingWhitespace((*line_itr)->getLine()));
    
          if (_sectionMarks.find(linehead) != _sectionMarks.end()) {
            // セクションの開始
            std::shared_ptr<Section> newSection = createNewSection(line_itr,linehead);
            currentSection.top()->subSections.push_back(newSection);
            currentSection.push(newSection);
    
          }
          else {
            std::string endSectionMark = _sectionMarks[currentSection.top()->getSectionType()];
            if (linehead == endSectionMark) {
              // セクションの終了
              if (!currentSection.empty()) {
                currentSection.top()->setSectionTail(line_itr);
                currentSection.top()->update();
                currentSection.pop();
              }
            }
          }
        }
    
        global->update();
    
      }
      void Save() {
    
        // ファイルオープン
        std::ofstream file(_slnFilename);
        if (!file.is_open()) {
          std::cerr << "Error opening file: " << _slnFilename << std::endl;
          return;
        }
    
        for (auto itr = _lines.begin(); itr != _lines.end(); ++itr) {
          file << (*itr)->getLine() << std::endl;
        }
    
      }
    };
    

    ///////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////
    
    void disp(SlnFileLines& sln);
    
    
    void ChangeProjectTest(SlnFileLines& sln) {
      std::string BeforeProjName = "ConsoleApp1";
      std::string AfterProjName = "MyNewProjectName";
      // 編集
      auto projects = sln.getProjects();
      for (auto p : projects) {
        std::string name = p->getProjectName();
        if (name == BeforeProjName) {
          p->setProjectName(AfterProjName);
    
          std::string pathstr = p->getProjectPath();
          std::regex pattern( std::string("^") +  BeforeProjName + "\\\\");
          std::smatch match;
          std::regex_search(pathstr, match, pattern);
          pathstr = std::regex_replace(pathstr, pattern, AfterProjName + "\\");
          p->setProjectPath(pathstr);
        }
      }
    
    }
    


    int
    main() { SlnFileLines sln; sln.Load(R"(C:\test\ConsoleApp1.sln)"); // 編集前 disp(sln); // 編集 std::cout << "@@@@@@@@@@@@@@@@@@@@@" << std::endl; ChangeProjectTest(sln); std::cout << "@@@@@@@@@@@@@@@@@@@@@" << std::endl; // 編集後 disp(sln); sln.Save(); }

    void
    disp(SlnFileLines& sln) { std::cout << "FormatVersion: " << sln.header->getFormatVersion().lock()->getVersion() << std::endl; std::cout << "VisualStudioVersion: " << sln.header->getVisualStudioVersion().lock()->getVersion() << std::endl; std::cout << "MinimumVisualStudioVersion: " << sln.header->getMinimumVisualStudioVersion().lock()->getVersion() << std::endl; auto projects = sln.getProjects(); for (auto p : projects) { std::cout << p->getSectionType() << std::endl; std::cout << p->getProjectGUID() << std::endl; std::cout << p->getProjectName() << std::endl; std::cout << p->getProjectPath() << std::endl; std::cout << p->getProjectTypeGUID() << std::endl; std::cout << "-------------------" << std::endl; } auto sections = sln.global->getGlobalSections(); for (auto ss : sections) { std::shared_ptr<GlobalSection> gs = std::static_pointer_cast<GlobalSection>(ss); ; std::cout << "-------------------" << std::endl; std::cout << "1 " << gs->getSectionType() << std::endl; std::cout << "2 " << gs->getSectionName() << std::endl; std::cout << "3 " << gs->getSectionTiming() << std::endl; std::cout << "4 " << (*gs->getSectionBegin())->getLine() << std::endl; std::cout << "5 " << (*gs->getSectionTail())->getLine() << std::endl; std::cout << "=================" << std::endl; } }