Date: Fri, 23 Jul 2010 02:18:54 -0700 From: Brian Somers <brian@FreeBSD.org> To: Gabor Kovesdan <gabor@FreeBSD.org> Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r210389 - in head: . share/mk tools/build/options usr.bin usr.bin/grep usr.bin/grep/nls Message-ID: <20100723021854.7a5a3653@dev.lan.Awfulhak.org> In-Reply-To: <201007221911.o6MJBvj2036746@svn.freebsd.org> References: <201007221911.o6MJBvj2036746@svn.freebsd.org>
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--Sig_/h2MzOM0bEw7colTmd2WBv.T Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Thu, 22 Jul 2010 19:11:57 +0000 (UTC) Gabor Kovesdan <gabor@FreeBSD.org>= wrote: > Author: gabor > Date: Thu Jul 22 19:11:57 2010 > New Revision: 210389 > URL: http://svn.freebsd.org/changeset/base/210389 >=20 > Log: > Add BSD grep to the base system and make it our default grep. > =20 > Deliverables: Small and clean code (1,4 KSLOC vs GNU's 8,5 KSLOC), > lower memory usage than GNU grep, GNU compatibility, > BSD license. > =20 > TODO: Performance is somewhat behind GNU grep but it is only > significant for bigger searches. The reason is complex, = the > most important factor is that GNU grep uses lots of > optimizations to improve the speed of the regex library. > First, we need a modern regex library (practically by ado= pting > TRE), add support for GNU-style non-standard regexes and = then > reevalute the performance issues and look for bottlenecks= . In > the meantime, for those, who need better performance, it = is > possible to build GNU grep by setting WITH_GNU_GREP. > =20 > Approved by: delphij (mentor) > Obtained from: OpenBSD (http://www.openbsd.org/cgi-bin/cvsweb/= src/usr.bin/grep/), > freegrep (http://github.com/howardjp/freegrep) > Sponsored by: Google SoC 2008 > Portbuild tests run by: kris, pav, erwin > Acknowledgements to: fjoe (as SoC 2008 mentor), > everyone who helped in reviewing and testing Very nice!! --=20 Brian Somers <brian@Awfulhak.org> Don't _EVER_ lose your sense of humour ! <brian@FreeBSD.org> --Sig_/h2MzOM0bEw7colTmd2WBv.T Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iQCVAwUBTElegw7tvOdmanQhAQIIbAP6Ao3pyRX3Ge0XGBK1mzQEPmLUVYyofrzr GH29/K83CPMoed/wGvaSX7YjFOwBmYGMDsG3rOcPx+gnKmoonze/+FIUpY6XgrK+ bksvu92KCB7BEplBPI2Mugf1Gef+y9bpxAV05aHs1Zd13eM9qR8b5kdiZdjdTpLD RlK5kTCrpWM= =D2xT -----END PGP SIGNATURE----- --Sig_/h2MzOM0bEw7colTmd2WBv.T--
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