Ejemplo n.º 1
0
static Optional<bool> comparePath(const PathPieces &X, const PathPieces &Y) {
  if (X.size() != Y.size())
    return X.size() < Y.size();

  PathPieces::const_iterator X_I = X.begin(), X_end = X.end();
  PathPieces::const_iterator Y_I = Y.begin(), Y_end = Y.end();

  for ( ; X_I != X_end && Y_I != Y_end; ++X_I, ++Y_I) {
    Optional<bool> b = comparePiece(**X_I, **Y_I);
    if (b.hasValue())
      return b.getValue();
  }

  return None;
}
Ejemplo n.º 2
0
static void compute_path_size(const PathPieces &pieces, unsigned &size) {
  for (PathPieces::const_iterator it = pieces.begin(),
                                  et = pieces.end(); it != et; ++it) {
    const PathDiagnosticPiece *piece = it->getPtr();
    if (const PathDiagnosticCallPiece *cp = 
        dyn_cast<PathDiagnosticCallPiece>(piece)) {
      compute_path_size(cp->path, size);
    }
    else
      ++size;
  }
}
Ejemplo n.º 3
0
void TextPathDiagnostics::FlushDiagnosticsImpl(
                              std::vector<const PathDiagnostic *> &Diags,
                              FilesMade *) {
  for (std::vector<const PathDiagnostic *>::iterator it = Diags.begin(),
       et = Diags.end(); it != et; ++it) {
    const PathDiagnostic *D = *it;

    PathPieces FlatPath = D->path.flatten(/*ShouldFlattenMacros=*/true);
    for (PathPieces::const_iterator I = FlatPath.begin(), E = FlatPath.end(); 
         I != E; ++I) {
      unsigned diagID =
        Diag.getDiagnosticIDs()->getCustomDiagID(DiagnosticIDs::Note,
                                                 (*I)->getString());
      Diag.Report((*I)->getLocation().asLocation(), diagID);
    }
  }
}
Ejemplo n.º 4
0
void HTMLDiagnostics::ReportDiag(const PathDiagnostic& D,
                                 FilesMade *filesMade) {

  // Create the HTML directory if it is missing.
  if (!createdDir) {
    createdDir = true;
    if (std::error_code ec = llvm::sys::fs::create_directories(Directory)) {
      llvm::errs() << "warning: could not create directory '"
                   << Directory << "': " << ec.message() << '\n';

      noDir = true;

      return;
    }
  }

  if (noDir)
    return;

  // First flatten out the entire path to make it easier to use.
  PathPieces path = D.path.flatten(/*ShouldFlattenMacros=*/false);

  // The path as already been prechecked that all parts of the path are
  // from the same file and that it is non-empty.
  const SourceManager &SMgr = path.front()->getLocation().getManager();
  assert(!path.empty());
  FileID FID =
    path.front()->getLocation().asLocation().getExpansionLoc().getFileID();
  assert(FID.isValid());

  // Create a new rewriter to generate HTML.
  Rewriter R(const_cast<SourceManager&>(SMgr), PP.getLangOpts());

  // Get the function/method name
  SmallString<128> declName("unknown");
  int offsetDecl = 0;
  if (const Decl *DeclWithIssue = D.getDeclWithIssue()) {
      if (const NamedDecl *ND = dyn_cast<NamedDecl>(DeclWithIssue)) {
          declName = ND->getDeclName().getAsString();
      }

      if (const Stmt *Body = DeclWithIssue->getBody()) {
          // Retrieve the relative position of the declaration which will be used
          // for the file name
          FullSourceLoc L(
              SMgr.getExpansionLoc(path.back()->getLocation().asLocation()),
              SMgr);
          FullSourceLoc FunL(SMgr.getExpansionLoc(Body->getLocStart()), SMgr);
          offsetDecl = L.getExpansionLineNumber() - FunL.getExpansionLineNumber();
      }
  }

  // Process the path.
  // Maintain the counts of extra note pieces separately.
  unsigned TotalPieces = path.size();
  unsigned TotalNotePieces =
      std::count_if(path.begin(), path.end(),
                    [](const std::shared_ptr<PathDiagnosticPiece> &p) {
                      return isa<PathDiagnosticNotePiece>(*p);
                    });

  unsigned TotalRegularPieces = TotalPieces - TotalNotePieces;
  unsigned NumRegularPieces = TotalRegularPieces;
  unsigned NumNotePieces = TotalNotePieces;

  for (auto I = path.rbegin(), E = path.rend(); I != E; ++I) {
    if (isa<PathDiagnosticNotePiece>(I->get())) {
      // This adds diagnostic bubbles, but not navigation.
      // Navigation through note pieces would be added later,
      // as a separate pass through the piece list.
      HandlePiece(R, FID, **I, NumNotePieces, TotalNotePieces);
      --NumNotePieces;
    } else {
      HandlePiece(R, FID, **I, NumRegularPieces, TotalRegularPieces);
      --NumRegularPieces;
    }
  }

  // Add line numbers, header, footer, etc.

  // unsigned FID = R.getSourceMgr().getMainFileID();
  html::EscapeText(R, FID);
  html::AddLineNumbers(R, FID);

  // If we have a preprocessor, relex the file and syntax highlight.
  // We might not have a preprocessor if we come from a deserialized AST file,
  // for example.

  html::SyntaxHighlight(R, FID, PP);
  html::HighlightMacros(R, FID, PP);

  // Get the full directory name of the analyzed file.

  const FileEntry* Entry = SMgr.getFileEntryForID(FID);

  // This is a cludge; basically we want to append either the full
  // working directory if we have no directory information.  This is
  // a work in progress.

  llvm::SmallString<0> DirName;

  if (llvm::sys::path::is_relative(Entry->getName())) {
    llvm::sys::fs::current_path(DirName);
    DirName += '/';
  }

  int LineNumber = path.back()->getLocation().asLocation().getExpansionLineNumber();
  int ColumnNumber = path.back()->getLocation().asLocation().getExpansionColumnNumber();

  // Add the name of the file as an <h1> tag.
  {
    std::string s;
    llvm::raw_string_ostream os(s);

    os << "<!-- REPORTHEADER -->\n"
       << "<h3>Bug Summary</h3>\n<table class=\"simpletable\">\n"
          "<tr><td class=\"rowname\">File:</td><td>"
       << html::EscapeText(DirName)
       << html::EscapeText(Entry->getName())
       << "</td></tr>\n<tr><td class=\"rowname\">Warning:</td><td>"
          "<a href=\"#EndPath\">line "
       << LineNumber
       << ", column "
       << ColumnNumber
       << "</a><br />"
       << D.getVerboseDescription() << "</td></tr>\n";

    // The navigation across the extra notes pieces.
    unsigned NumExtraPieces = 0;
    for (const auto &Piece : path) {
      if (const auto *P = dyn_cast<PathDiagnosticNotePiece>(Piece.get())) {
        int LineNumber =
            P->getLocation().asLocation().getExpansionLineNumber();
        int ColumnNumber =
            P->getLocation().asLocation().getExpansionColumnNumber();
        os << "<tr><td class=\"rowname\">Note:</td><td>"
           << "<a href=\"#Note" << NumExtraPieces << "\">line "
           << LineNumber << ", column " << ColumnNumber << "</a><br />"
           << P->getString() << "</td></tr>";
        ++NumExtraPieces;
      }
    }

    // Output any other meta data.

    for (PathDiagnostic::meta_iterator I=D.meta_begin(), E=D.meta_end();
         I!=E; ++I) {
      os << "<tr><td></td><td>" << html::EscapeText(*I) << "</td></tr>\n";
    }

    os << "</table>\n<!-- REPORTSUMMARYEXTRA -->\n"
          "<h3>Annotated Source Code</h3>\n";

    R.InsertTextBefore(SMgr.getLocForStartOfFile(FID), os.str());
  }

  // Embed meta-data tags.
  {
    std::string s;
    llvm::raw_string_ostream os(s);

    StringRef BugDesc = D.getVerboseDescription();
    if (!BugDesc.empty())
      os << "\n<!-- BUGDESC " << BugDesc << " -->\n";

    StringRef BugType = D.getBugType();
    if (!BugType.empty())
      os << "\n<!-- BUGTYPE " << BugType << " -->\n";

    PathDiagnosticLocation UPDLoc = D.getUniqueingLoc();
    FullSourceLoc L(SMgr.getExpansionLoc(UPDLoc.isValid()
                                             ? UPDLoc.asLocation()
                                             : D.getLocation().asLocation()),
                    SMgr);
    const Decl *DeclWithIssue = D.getDeclWithIssue();

    StringRef BugCategory = D.getCategory();
    if (!BugCategory.empty())
      os << "\n<!-- BUGCATEGORY " << BugCategory << " -->\n";

    os << "\n<!-- BUGFILE " << DirName << Entry->getName() << " -->\n";

    os << "\n<!-- FILENAME " << llvm::sys::path::filename(Entry->getName()) << " -->\n";

    os  << "\n<!-- FUNCTIONNAME " <<  declName << " -->\n";

    os << "\n<!-- ISSUEHASHCONTENTOFLINEINCONTEXT "
       << GetIssueHash(SMgr, L, D.getCheckName(), D.getBugType(), DeclWithIssue,
                       PP.getLangOpts()) << " -->\n";

    os << "\n<!-- BUGLINE "
       << LineNumber
       << " -->\n";

    os << "\n<!-- BUGCOLUMN "
      << ColumnNumber
      << " -->\n";

    os << "\n<!-- BUGPATHLENGTH " << path.size() << " -->\n";

    // Mark the end of the tags.
    os << "\n<!-- BUGMETAEND -->\n";

    // Insert the text.
    R.InsertTextBefore(SMgr.getLocForStartOfFile(FID), os.str());
  }

  // Add CSS, header, and footer.

  html::AddHeaderFooterInternalBuiltinCSS(R, FID, Entry->getName());

  // Get the rewrite buffer.
  const RewriteBuffer *Buf = R.getRewriteBufferFor(FID);

  if (!Buf) {
    llvm::errs() << "warning: no diagnostics generated for main file.\n";
    return;
  }

  // Create a path for the target HTML file.
  int FD;
  SmallString<128> Model, ResultPath;

  if (!AnalyzerOpts.shouldWriteStableReportFilename()) {
      llvm::sys::path::append(Model, Directory, "report-%%%%%%.html");
      if (std::error_code EC =
          llvm::sys::fs::make_absolute(Model)) {
          llvm::errs() << "warning: could not make '" << Model
                       << "' absolute: " << EC.message() << '\n';
        return;
      }
      if (std::error_code EC =
          llvm::sys::fs::createUniqueFile(Model, FD, ResultPath)) {
          llvm::errs() << "warning: could not create file in '" << Directory
                       << "': " << EC.message() << '\n';
          return;
      }

  } else {
      int i = 1;
      std::error_code EC;
      do {
          // Find a filename which is not already used
          std::stringstream filename;
          Model = "";
          filename << "report-"
                   << llvm::sys::path::filename(Entry->getName()).str()
                   << "-" << declName.c_str()
                   << "-" << offsetDecl
                   << "-" << i << ".html";
          llvm::sys::path::append(Model, Directory,
                                  filename.str());
          EC = llvm::sys::fs::openFileForWrite(Model,
                                               FD,
                                               llvm::sys::fs::F_RW |
                                               llvm::sys::fs::F_Excl);
          if (EC && EC != llvm::errc::file_exists) {
              llvm::errs() << "warning: could not create file '" << Model
                           << "': " << EC.message() << '\n';
              return;
          }
          i++;
      } while (EC);
  }

  llvm::raw_fd_ostream os(FD, true);

  if (filesMade)
    filesMade->addDiagnostic(D, getName(),
                             llvm::sys::path::filename(ResultPath));

  // Emit the HTML to disk.
  for (RewriteBuffer::iterator I = Buf->begin(), E = Buf->end(); I!=E; ++I)
      os << *I;
}