Date: Mon, 19 Jul 2004 21:29:54 -0700 From: Tim Kientzle <tim@kientzle.com> To: Andrey Chernov <ache@nagual.pp.ru> Cc: current@FreeBSD.ORG Subject: Re: NEW TAR Message-ID: <40FC9FC2.8050400@kientzle.com> In-Reply-To: <20040719060730.GA87697@nagual.pp.ru> References: <40F963D8.6010201@freebsd.org> <20040719060730.GA87697@nagual.pp.ru>
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Andrey Chernov wrote: > On Sat, Jul 17, 2004 at 10:37:28AM -0700, Tim Kientzle wrote: > >> * File format: bsdtar can read gtar files, including >> long file names, long link names, and sparse files. >> bsdtar can also read many other formats that gtar >> does not support. > > Addition: > bsdtar can't write sparse archives (Yet?). gtar has to be better at something! ;-) I have some ideas about sparse file handling, but they're not gtar-compatible. (The gtar approach has a number of drawbacks. The primary one being that on many systems it requires reading the entire file twice, once to find holes and again to actually archive the file. It is possible to do both in one pass if you store the sparse file data in a different fashion.) Tim
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