/// <summary>
/// 构造一个日志
/// </summary>
/// <param name="logname">日志名称</param>
/// <param name="logdir">日志目录</param>
/// <param name="filename">日志文件名，不含路径</param>
public Log5Info(string logname, string logdir, string filename) : this()
{
BufferSize = 0;
ShowLineNo = true;
ShowFile = ShowFileType.none;
Logname = logname;
Logfile = System.IO.Path.Combine(logdir, filename);
AutoGenerateFilename = false;
if (!Logfile.EndsWith(".log"))
{
Logfile += ".log";
}
}