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Open Source and information security mailing list archives
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Date: Fri, 22 Sep 2006 22:19:24 +0400 From: Michael Tokarev <mjt@....msk.ru> To: "H. Peter Anvin" <hpa@...or.com> CC: Johannes Stezenbach <js@...uxtv.org>, Jan Engelhardt <jengelh@...ux01.gwdg.de>, Lennart Sorensen <lsorense@...lub.uwaterloo.ca>, Dax Kelson <dax@...ulabs.com>, Linux kernel <linux-kernel@...r.kernel.org>, Linus Torvalds <torvalds@...l.org> Subject: Re: Smaller compressed kernel source tarballs? H. Peter Anvin wrote: > Johannes Stezenbach wrote: >> >> It seems the "lzma" program from LZMA Utils can: >> >> http://tukaani.org/lzma/ >> "Very similar command line interface than what gzip and bzip2 have." >> >> (Debian sid has this in the "lzma" package.) >> > > Yes, it can. If that's the way things go then I don't mind it, however, > my biggest problem with lzma utils is that the command line parsing is > done in a shell script wrapper. Well, I don't see any shell code here, in /usr/bin/lzma as in istalled from debian version 4.43-2. But note that this lzma utility does not have any 'magic number' and does no crc checks. On the site it's said lzma(sdk) is under rewrite to support new format with magic number and crc checks... After reading this thread I wanted to teach GNU tar to automatically recognize ..tar.lzma archives - and failed, eactly because of the lack of magic number at the start of a file... /mjt - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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