> This seems like a reasonable idea to me. There is no point in running > a monster 24 hour OLAP query if your client has gone away. It's using > MSG_PEEK which is POSIX, and I can't immediately think of any reason > why it's not safe to try to peek at a byte in that socket at any time.
I am not familiar with Windows but I accidentally found this article written by Microsoft: https://support.microsoft.com/en-us/help/192599/info-avoid-data-peeking-in-winsock It seems using MSG_PEEK is not recommended by Microsoft. Best regards, -- Tatsuo Ishii SRA OSS, Inc. Japan English: http://www.sraoss.co.jp/index_en.php Japanese:http://www.sraoss.co.jp