Date: Mon, 20 Sep 2004 15:51:52 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Roman Kurakin <rik@cronyx.ru> Cc: arch@freebsd.org Subject: Re: [HEADSUP] naming of tty devices. Message-ID: <20547.1095688312@critter.freebsd.dk> In-Reply-To: Your message of "Mon, 20 Sep 2004 17:47:18 %2B0400." <414EDF66.8030907@cronyx.ru>
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In message <414EDF66.8030907@cronyx.ru>, Roman Kurakin writes: >>> Why not to add some general device enumeration for all devices, >>>especially >>>if devices would behave the same? >>> >>>tty%{global_port} >>>cua%{global_port} >> >>This doesn't work. >> >>There _are_ differences between serial devices and for instance >>PTYs or NMDM devices have very particular semantics. >> >but all tty devices have some generic abilities and behaviour, right? >(Sorry, I am a bit sio-centric, I didn't ever look inside ptys.) Yes, and those generic abilities is why I want systematic naming. But a global numbering gives you no way to know that tty234 is a PTY and tty235 is a USB device. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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