Date: Mon, 28 Jun 1999 05:40:03 -0700 (PDT) From: Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/12420: console fails to register tty size changes Message-ID: <199906281240.FAA27107@freefall.freebsd.org>
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The following reply was made to PR kern/12420; it has been noted by GNATS.
From: Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
To: aa8vb@ipass.net
Cc: FreeBSD-gnats-submit@freebsd.org,
yokota@zodiac.mech.utsunomiya-u.ac.jp
Subject: Re: kern/12420: console fails to register tty size changes
Date: Mon, 28 Jun 1999 21:33:36 +0900
>>Number: 12420
>>Category: kern
>>Synopsis: console fails to register tty size changes
[...]
>>Arrival-Date: Sun Jun 27 16:20:01 PDT 1999
>>Closed-Date:
>>Last-Modified:
>>Originator: Randall Hopper
>>Release: FreeBSD 3.2-RELEASE i386
>>Organization:
>self
>>Environment:
>
> Stock 3.2-RELEASE.
>
>>Description:
>
> The FreeBSD console does not pick up row/column size changes as
> 3.0-RELEASE did when console mode changes are effected before
> login. This causes full-screen applications like /usr/bin/more and
> less to fail to work correctly.
# Considering the nature of the bug, I would assume that the problem
# existed for a long time and 3.0 did have the same problem...
Anyway, please apply the following patch to /sys/dev/syscons/syscons.c
and rebuild the kernel.
Please report if it works.
Kazu
--- syscons.c-1.293.2.3 Tue May 11 12:30:41 1999
+++ syscons.c Mon Jun 28 21:29:06 1999
@@ -684,6 +684,7 @@
{
struct tty *tp = scdevtotty(dev);
keyarg_t key;
+ int error;
if (!tp)
return(ENXIO);
@@ -711,6 +712,7 @@
else
if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0)
return(EBUSY);
+ error = (*linesw[tp->t_line].l_open)(dev, tp);
if (minor(dev) < MAXCONS && !console[minor(dev)]) {
console[minor(dev)] = alloc_scp();
if (ISGRAPHSC(console[minor(dev)]))
@@ -720,7 +722,7 @@
tp->t_winsize.ws_col = console[minor(dev)]->xsize;
tp->t_winsize.ws_row = console[minor(dev)]->ysize;
}
- return ((*linesw[tp->t_line].l_open)(dev, tp));
+ return error;
}
int
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