Date: Wed, 03 Nov 2004 12:20:32 +0100 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Andrey Chernov <ache@nagual.pp.ru> Cc: current@freebsd.org Subject: Re: Recent TTYDEF_LFLAG default change Message-ID: <16246.1099480832@critter.freebsd.dk> In-Reply-To: Your message of "Wed, 03 Nov 2004 14:18:13 %2B0300." <20041103111813.GB13047@nagual.pp.ru>
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In message <20041103111813.GB13047@nagual.pp.ru>, Andrey Chernov writes: >On Wed, Nov 03, 2004 at 12:15:34PM +0100, Poul-Henning Kamp wrote: >> Because if you open a serial port and it defaults to echo, you may end up in >> an "echo-war" with the other end before you ever get a chance to call >> ioctl and disable echoing. > >Well, use TTYDEF_LFLAG_NOECHO I suggest for that case and leave >user-visible default untouched to not break userland programs. How many pieces of software know about TTYDEF_* outside our sourcecode ? Most of it would be bogus I think, software should record the current state and restore that, not mangle it with defaults. -- 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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