Date: 15 Apr 1998 12:07:36 -0500 From: sfarrell+lists@farrell.org To: Dan Nelson <dnelson@emsphone.com> Cc: "Matthew N. Dodd" <winter@jurai.net>, Eivind Eklund <eivind@yes.no>, "Eric A. Davis" <edavis@nas.nasa.gov>, freebsd-hackers@FreeBSD.ORG Subject: Re: how to add new system calls... Message-ID: <87hg3vko87.fsf@phaedrus.uchicago.edu> In-Reply-To: Dan Nelson's message of "Wed, 15 Apr 1998 11:04:41 -0500" References: <19980415125729.03160@follo.net> <Pine.BSF.3.96.980415112409.7475Y-100000@sasami.jurai.net> <19980415110441.A938@emsphone.com>
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Dan Nelson <dnelson@emsphone.com> writes: > In the last episode (Apr 15), Matthew N. Dodd said: > > On Wed, 15 Apr 1998, Eivind Eklund wrote: > > > YES! I've been missing this since I left my Amiga 5 years ago! > > > > > > Does the above imply watching for changes in directories, too? Ie, > > > file added to directory, notification sent... > > > > > > What level of notification? Do you get information saying 'file so > > > changed atime to XXX'/'file XXX added to directory', or just a flag > > > saying 'event so happened on descriptor so'? > > > > Mmm... tripwired > > Sort of like tripwire, but in real time. The Amiga has a feature where > you could monitor a file or directory for changes. Imagine cron > getting a signal when /var/cron/tabs changes. Or any other daemon that > has a config file. There's a description of the function (but not the > assosicated structures unfortunately) at Also applicable, perhaps, to GUI items like file managers so they do not need to poll the directory. -- Steve Farrell To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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