Method AppendCleanCommand

Source/cmLocalUnixMakefileGenerator3.cxx:1138–1186

}

void cmLocalUnixMakefileGenerator3::AppendCleanCommand(
  std::vector<std::string>& commands, std::set<std::string> const& files,
  cmGeneratorTarget* target, char const* filename)
{
  std::string cleanfile =
    cmStrCat(target->GetSupportDirectory(), "/cmake_clean");
  if (filename) {
    cleanfile += "_";
    cleanfile += filename;
  }
  cleanfile += ".cmake";
  cmsys::ofstream fout(cleanfile.c_str());
  if (!fout) {
    cmSystemTools::Error("Could not create " + cleanfile);
  }
  if (!files.empty()) {
    fout << "file(REMOVE_RECURSE\n";
    for (std::string const& file : files) {
      std::string fc = this->MaybeRelativeToCurBinDir(file);
      fout << "  " << cmOutputConverter::EscapeForCMake(fc) << '\n';
    }
    fout << ")\n";
  }
  {
    std::string remove = cmStrCat(
      "$(CMAKE_COMMAND) -P ",
      this->ConvertToOutputFormat(this->MaybeRelativeToCurBinDir(cleanfile),
                                  cmOutputConverter::SHELL));
    commands.push_back(std::move(remove));
  }

  // For the main clean rule add per-language cleaning.
  if (!filename) {
    // Get the set of source languages in the target.
    std::set<std::string> languages;
    target->GetLanguages(
      languages, this->Makefile->GetSafeDefinition("CMAKE_BUILD_TYPE"));
    auto langFileDir = cmSystemTools::GetFilenamePath(
      this->MaybeRelativeToCurBinDir(cleanfile));
    /* clang-format off */
    fout << "\n"
            "# Per-language clean rules from dependency scanning.\n"
            "foreach(lang " << cmJoin(languages, " ") << ")\n"
            "  include(" << langFileDir
         << "/cmake_clean_${lang}.cmake OPTIONAL)\n"
            "endforeach()\n";
    /* clang-format on */
  }
}

void cmLocalUnixMakefileGenerator3::AppendDirectoryCleanCommand(
  std::vector<std::string>& commands)