mono/mcs/class/referencesource/System.Core/System/IO/LogRetentionOption.cs

// ==++==
// 
//   Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// ==--==
/*============================================================
**
** Class:  LogStream
**
===========================================================*/
using System;

namespace System.IO {

internal enum LogRetentionOption {

    // One file with no maxFileSize
    SingleFileUnboundedSize = 2,
    
    // One file with a maxFileSize 
    SingleFileBoundedSize = 4,
    
    // Infinite number of sequential files, each with maxFileSize 
    // When MaxFileSize is reached, writing starts in a new file with an incremented integer suffix.  
    UnlimitedSequentialFiles = 0,
    
    // Finite number of sequential files, each with maxFileSize 
    LimitedSequentialFiles = 3,
    
    // Finite number of circular sequential files, each with maxFileSize.  
    // When MaxFileSize is reached, writing starts in a new file with an incremented integer suffix.  
    // When MaxNumberOfFiles is reached first file is overwritten.  Files are then incrementally overwritten in a circular manner.
    LimitedCircularFiles = 1
}

}