Path: utzoo!utgpu!watmath!clyde!bellcore!rutgers!att!codas!flnexus!pcsi!kimbal!rick From: rick@kimbal.UUCP (Rick Kimball) Newsgroups: comp.unix.questions Subject: Re: tail -f Message-ID: <821@kimbal.UUCP> Date: 8 Dec 88 12:09:22 GMT References: <412@fedeva.UUCP> Organization: Mac Source BBS, Altamonte Springs, FL (407)862-6214 Lines: 19 From article <412@fedeva.UUCP>, by jbr0871@fedeva.UUCP (Blaine Robertson): > Can someone please tell me how 'tail -f' works?. Obviously, it does not > do a busy loop while doing a stat on the file. I know that it has got > to be blocked, waiting for the length to change, but how does it get > notified of a change? Thanks in advance for any responses. My guess is that it sleeps for a second and then tries to read more data. -- ____________________________________________________________________________ Rick Kimball | Mac Source BBS, Altamonte Springs, FL DATA (407) 862-6214 | VOICE (407) 788-6875 UUCP: rick@kimbal ..!gatech!fabscal!kimbal!rick ..!ucf-cs!sdgsun!kimbal!rick