Date: Tue, 31 Jul 2012 21:42:05 +0000 From: Baptiste Daroussin <bapt@FreeBSD.org> To: Warner Losh <imp@bsdimp.com> Cc: Thomas Dickey <dickey@his.com>, FreeBSD-arch Arch <freebsd-arch@FreeBSD.org> Subject: Re: Flex update Message-ID: <20120731214205.GU21678@ithaqua.etoilebsd.net> In-Reply-To: <3DB8FADE-932D-4F13-9BA0-A68C26092490@bsdimp.com> References: <B568515E-1098-402F-9E23-7532BEBB8369@bsdimp.com> <20120720082300.GA5077@debian50-32.invisible-island.net> <20120731205935.GT21678@ithaqua.etoilebsd.net> <3DB8FADE-932D-4F13-9BA0-A68C26092490@bsdimp.com>
next in thread | previous in thread | raw e-mail | index | archive | help
--xmHgJexE5s//CZci Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jul 31, 2012 at 03:27:35PM -0600, Warner Losh wrote: >=20 > On Jul 31, 2012, at 2:59 PM, Baptiste Daroussin wrote: >=20 > > On Fri, Jul 20, 2012 at 04:23:00AM -0400, Thomas Dickey wrote: > >> On Thu, Jul 19, 2012 at 10:42:15PM -0600, Warner Losh wrote: > >>> Is there some reason that flex has never been updated from 2.4.5a? > >>=20 > >> It depends on what you mean by "updated". > >>=20 > >> The usual answer is the sourceforge project. > >> It's not exactly an "update", since it breaks existing applications, > >> and its maintainer is unwilling to address those problems. > >>=20 > >> Debian for instance has old/new versions. > >>=20 > >> I don't use either - see > >>=20 > >> http://invisible-island.net/reflex/ > >>=20 > >> (earlier this year, Baptiste Daroussin suggested some additional chang= es > >> to this version, along the lines of the ones I incorporated into byacc= ). > >>=20 > >> --=20 > >> Thomas E. Dickey <dickey@invisible-island.net> > >> http://invisible-island.net > >> ftp://invisible-island.net > >=20 > > reflex seems like a better solution for us than upgrade to flex (from > > sourceforge) imho, flex depends on m4 and on some gnu m4 extensions, no= rmally > > our version of m4 is now compatible with gnu m4 (I added some missing b= its > > recently) but still I don't think having flex using m4 is a good idea, = and > > reflex looks cleaner in that area. > >=20 > > reflex is just missing imho one feature from flex (sourceforge version)= that is > > ability to generate reentrant code. > >=20 > > I already imported byacc from invisible island, I was supposed to add s= ome > > "fixes" to byacc (bde has spotted) and provide them to Thomas, sorry I = have > > been slacking in that area recently. > >=20 > > Once that is done, I have on my todo list importing reflex to replace o= ur flex. > > I did feel any hurry in that area, as I don't think we are missing too = much > > features, is there one you are particulary interested on? I was waiting= for > > reflex to support reentrant code generation before importing it. >=20 > Cool. The only new feature I need from flex is the yypush/yypop_buffer_s= tate. That was the reason I started down this path, but punted when I disc= overed the delta was less than a dozen lines of code. reflex I haven't had= to evaluate to see if it brings that in or not. >=20 > Warner_______________________________________________ > freebsd-arch@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-arch > To unsubscribe, send any mail to "freebsd-arch-unsubscribe@freebsd.org" If you want to do the import feel free :) regards, Bapt --xmHgJexE5s//CZci Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAlAYUS0ACgkQ8kTtMUmk6Eyl0ACeLpPl7fJVfZWilnjweldIqVEx /F0An0aQV0TFbMnajDh3WjcKLHboxVDN =qp+e -----END PGP SIGNATURE----- --xmHgJexE5s//CZci--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20120731214205.GU21678>