private static void AddLocalDirectory(StartupInfo info, string[] args)
{
string path = args[0];
ArchiveOpenMode mode =
File.Exists(path) ? ArchiveOpenMode.OPEN : ArchiveOpenMode.CREATE;
Archiver a = new Archiver(path, mode);
string target = args.Length > 2 ? args[2] : "";
a.AddFolder(Path.GetFullPath(args[1]), target);
a.Dispose(true);
}