Method HandlePackageMode

Source/cmFindPackageCommand.cxx:1626–1924

}

bool cmFindPackageCommand::HandlePackageMode(
  HandlePackageModeType const handlePackageModeType)
{
  this->ConsideredConfigs.clear();

  // Try to find the config file.
  cmValue def = this->Makefile->GetDefinition(this->Variable);

  // Try to load the config file if the directory is known
  bool fileFound = false;
  if (this->UseConfigFiles) {
    if (!def.IsOff()) {
      // Get the directory from the variable value.
      std::string dir = *def;
      cmSystemTools::ConvertToUnixSlashes(dir);

      // Treat relative paths with respect to the current source dir.
      if (!cmSystemTools::FileIsFullPath(dir)) {
        dir = "/" + dir;
        dir = this->Makefile->GetCurrentSourceDirectory() + dir;
      }
      // The file location was cached.  Look for the correct file.
      std::string file;
      FoundPackageMode foundMode = FoundPackageMode::None;
      if (this->FindConfigFile(dir, pdt::Any, file, foundMode)) {
        if (this->DebugState) {
          this->DebugState->FoundAt(file);
        }
        this->FileFound = std::move(file);
        this->FileFoundMode = foundMode;
        fileFound = true;
      }
      def = this->Makefile->GetDefinition(this->Variable);
    }

    // Search for the config file if it is not already found.
    if (def.IsOff() || !fileFound) {
      fileFound = this->FindConfig();
    }

    // Sanity check.
    if (fileFound && this->FileFound.empty()) {
      this->Makefile->IssueMessage(
        MessageType::INTERNAL_ERROR,
        "fileFound is true but FileFound is empty!");
      fileFound = false;
    }
  }

  std::string const foundVar = cmStrCat(this->Name, "_FOUND");
  std::string const notFoundMessageVar =
    cmStrCat(this->Name, "_NOT_FOUND_MESSAGE");
  std::string notFoundMessage;

  // If the directory for the config file was found, try to read the file.
  bool result = true;
  bool found = false;
  bool configFileSetFOUNDFalse = false;