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From: Pavel Machek <pavel@suse.cz>
To: "Jakob Østergaard" <jakob@unthought.net>,
	svein.ove@aas.no,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: File copy system call proposal
Date: Sun, 23 Dec 2001 01:19:09 +0000	[thread overview]
Message-ID: <20011223011908.A40@toy.ucw.cz> (raw)
In-Reply-To: <200112100544.fBA5isV223458@saturn.cs.uml.edu> <E16GnIg-0000V5-00@starship.berlin> <20011220110936.A18142@atrey.karlin.mff.cuni.cz> <200112201338.OAA23947@mail48.fg.online.no> <20011220145328.C16650@unthought.net>
In-Reply-To: <20011220145328.C16650@unthought.net>; from jakob@unthought.net on Thu, Dec 20, 2001 at 02:53:28PM +0100

Hi!

> > Now there's a real world example for you.
> 
> No graphical file manager would use it - how would you show progress
> information to the user when coping a single huge file ?

They can't do that today (think writeback)...

> So, someone might hack up a 'cp' that used it, and in a few years when
> everyone is at 2.4.x (where x >= version with copyfile()) maybe some
> distribution would ship it.
> 
> Take a look at Win32, then have it. Then, look further, and you'll see
> that they have system calls for just about everything else.  It's

Windows are stupid. But copyfile is different from read+write -- it 
allows you to do on-server copy and allows COW.
								Pavel
-- 
Philips Velo 1: 1"x4"x8", 300gram, 60, 12MB, 40bogomips, linux, mutt,
details at http://atrey.karlin.mff.cuni.cz/~pavel/velo/index.html.


  parent reply	other threads:[~2001-12-23 23:06 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-12-08  3:42 File copy system call proposal Quinn Harris
2001-12-08  4:00 ` H. Peter Anvin
2001-12-08  6:03   ` Quinn Harris
2001-12-08 13:57     ` Daniel Phillips
2001-12-09  0:19       ` H. Peter Anvin
2001-12-09  4:56         ` Quinn Harris
2001-12-10  5:44       ` Albert D. Cahalan
2001-12-09 20:25         ` Hans Reiser
2001-12-10 15:19         ` Daniel Phillips
2001-12-13 10:01           ` Andreas Dilger
2001-12-13 21:17             ` Pavel Machek
2001-12-19 20:26               ` Daniel Phillips
2001-12-20 10:09                 ` Pavel Machek
2001-12-20 13:38                   ` Svein Ove Aas
2001-12-20 13:53                     ` Jakob Østergaard
2001-12-20 14:00                       ` Jakob Østergaard
2001-12-23  1:19                       ` Pavel Machek [this message]
2001-12-20 14:31                     ` David Woodhouse
2001-12-20 15:06                       ` George Greer
2001-12-20 15:07                         ` David Woodhouse
2001-12-20 21:32                 ` Jamie Lokier
2001-12-08  4:25 ` Christian Lavoie
     [not found] ` <1007833194.17577.0.camel@buffy>
2001-12-08 19:23   ` Quinn Harris
2001-12-08 23:11     ` Ton Hospel
2001-12-09 15:35 ` Pavel Machek
2001-12-10 11:50   ` Albert D. Cahalan
2001-12-10  2:49     ` Hans Reiser
2001-12-10 12:13     ` Pavel Machek
2001-12-10 15:20   ` vda
  -- strict thread matches above, loose matches on Subject: below --
2001-12-10 18:44 Petr Vandrovec

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