Date: Fri, 27 Sep 2002 01:11:11 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: jhb@FreeBSD.ORG Cc: gallatin@cs.duke.edu, current@FreeBSD.ORG, mark@grondar.za Subject: Re: ttys patch - any objections? Message-ID: <20020927.011111.127772150.imp@bsdimp.com> In-Reply-To: <XFMail.20020926120139.jhb@FreeBSD.org> References: <15763.8701.497010.29864@grasshopper.cs.duke.edu> <XFMail.20020926120139.jhb@FreeBSD.org>
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In message: <XFMail.20020926120139.jhb@FreeBSD.org>
John Baldwin <jhb@FreeBSD.ORG> writes:
:
: On 26-Sep-2002 Andrew Gallatin wrote:
: >
: > Mark Murray writes:
: > > Hi
: > >
: > > The attached patch gets done by me any time I set up a FreeBSD
: > > box (I like lots of VTYs and X on ALT-F12).
: > >
: > > Any objections to my committing this?
: >
: > I object.
: >
: > Most of my machines are headless without video cards and use a serial
: > console. With devfs this means that /dev/ttyv[1-N] do not exist and
: > getty bitches like this:
: >
: > Sep 26 11:00:11 monet getty[543]: open /dev/ttyv1: No such file or directory
: >
: > Its an incredible pain in the ass to get spammed by these things on a
: > 9600 baud serial console while you're editing ttys to turn the damned
: > things off. I don't want to have to have 4 more lines of spam to
: > deal with when installing a new server.
: >
: > If you also fix getty to silently ignore the problem and go to sleep
: > forever, then I withdraw my objection.
:
: Index: init.c
: ===================================================================
: RCS file: /usr/cvs/src/sbin/init/init.c,v
: retrieving revision 1.51
: diff -u -r1.51 init.c
: --- init.c 3 Aug 2002 16:21:33 -0000 1.51
: +++ init.c 26 Sep 2002 15:56:57 -0000
: @@ -939,7 +939,7 @@
: * then don't add the device to the session list.
: */
: if ((fd = open(sp->se_device, O_RDONLY | O_NONBLOCK, 0)) < 0) {
: - if (errno == ENXIO) {
: + if (errno == ENXIO || errno == ENOENT) {
: free_session(sp);
: return (0);
: }
:
: (Maybe we should detect devfs somewhere else and use
: || devfs_present && errno == ENOENT) instead.)
Why? If someone hasn't done a MAKEDEV of the device, it is just as
dead. MAKEDEV + kill -1 1 will bring it back if they didn't
(untested, but it is the normal way to do these things).
Warner
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