Date: Mon, 27 Aug 2001 18:28:56 -0500 From: Alfred Perlstein <bright@mu.org> To: Matthew Hagerty <mhagerty@voyager.net> Cc: freebsd-hackers@freebsd.org Subject: Re: To determine if a file has grown? Message-ID: <20010827182856.L81307@elvis.mu.org> In-Reply-To: <5.1.0.14.2.20010827185351.01ba3aa8@pop.voyager.net>; from mhagerty@voyager.net on Mon, Aug 27, 2001 at 07:27:54PM -0400 References: <5.1.0.14.2.20010827185351.01ba3aa8@pop.voyager.net>
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* Matthew Hagerty <mhagerty@voyager.net> [010827 18:28] wrote: > Greetings, > > Is there a fast and/or efficient way to determine if a file size has > changed without reopening the file every time? I'm writing a program that > needs to open a file and watch it to see when data gets written to the file > (from an external source or another part of the same program), then read > the data to process it. I was looking at stat() but I've read that it is a > high overhead function. Any insight would be greatly appreciated. use kqueue. -- -Alfred Perlstein [alfred@freebsd.org] 'Instead of asking why a piece of software is using "1970s technology," start asking why software is ignoring 30 years of accumulated wisdom.' To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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