Date: Wed, 8 Apr 2009 13:25:39 +0200 From: Bernd Walter <ticso@cicely7.cicely.de> To: Ed Schouten <ed@80386.nl> Cc: FreeBSD Hackers <freebsd-hackers@freebsd.org> Subject: Re: How to increase the max pty's on Freebsd 7.0? Message-ID: <20090408112538.GA68699@cicely7.cicely.de> In-Reply-To: <20090402061003.GR13393@hoeg.nl> References: <A48E38AADF784030A7496551F1416A3B@multiplay.co.uk> <20090401205306.GO13393@hoeg.nl> <20090401205703.GX31897@deviant.kiev.zoral.com.ua> <20090401210835.GP13393@hoeg.nl> <20090401215308.GA91493@psconsult.nl> <20090402061003.GR13393@hoeg.nl>
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On Thu, Apr 02, 2009 at 08:10:03AM +0200, Ed Schouten wrote:
> * Paul Schenkeveld <fb-hackers@psconsult.nl> wrote:
> > Or change 'pts' to, for example, 'pt' so without changing utmp and
> > related stuff we'll have space for a four digit pty number.
>
> I've noticed lots of apps already misbehave because of the pty(4) ->
> pts(4) migration. I guess using a new naming scheme would totally break
> stuff. There are lots of apps that do things like:
>
> if (strncmp(tty, "tty", 3) != 0 && strncmp(tty, "pts/", 4) != 0)
> printf("Not a valid pseudo-terminal!\n");
>
> But those are just workarounds. Our utmp format is broken anyway. It's
> not just UT_LINESIZE that's too small. I think we received many
> complaints from people who want to increase UT_HOSTSIZE as well.
Well, UT_HOSTSIZE can't hold a full sized IPv6 address.
--
B.Walter <bernd@bwct.de> http://www.bwct.de
Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.
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