Class file_not_persistent

Source/cmMakefile.cxx:970–977

namespace {
struct file_not_persistent
{
  bool operator()(std::string const& path) const
  {
    return !(path.find("CMakeTmp") == std::string::npos &&
             cmSystemTools::FileExists(path));
  }
};
}

void cmMakefile::AddGeneratorAction(GeneratorAction&& action)