[PATCH 17/16] Do not reset UTF8 on terminal reset

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To: Antonino A. Daplas <adaplas@...>
Cc: Linux Kernel Mailing List <linux-kernel@...>, Andrew Morton <akpm@...>, Paul LeoNerd Evans <leonerd@...>, Daniel Jacobowitz <dan@...>
Date: Monday, April 2, 2007 - 3:31 am

On Apr 2 2007 14:49, Antonino A. Daplas wrote:

As much as you like it, there is a slight problem with it. Linux will
currently throw virtual consoles out of UTF8 mode when reset is called.

Also see:
	http://lkml.org/lkml/2005/5/17/289
	http://lkml.org/lkml/2005/5/17/297

These posts argue about terminfo being the culprit. But how can terminfo 
be at fault, when `echo -en "\ec"` triggers it too?

Since I am in a patch mood, here's my stance/patch, which is compile and 
run tested and behaves as expected (both with `echo` and `reset`).

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Cc: Andrew Morton <akpm@osdl.org>
Cc: Daniel Jacobowitz <dan@debian.org>
Cc: Paul LeoNerd Evans <leonerd@leonerd.org.uk>
Obsoletes: https://bugzilla.novell.com/show_bug.cgi?id=225853

Index: linux-2.6.21-rc5/drivers/char/vt.c
===================================================================
--- linux-2.6.21-rc5.orig/drivers/char/vt.c
+++ linux-2.6.21-rc5/drivers/char/vt.c
@@ -1518,7 +1518,6 @@ static void reset_terminal(struct vc_dat
 	vc->vc_charset		= 0;
 	vc->vc_need_wrap	= 0;
 	vc->vc_report_mouse	= 0;
-	vc->vc_utf		= 0;
 	vc->vc_utf_count	= 0;
 
 	vc->vc_disp_ctrl	= 0;
#<EOF>
-
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Messages in current thread:
[PATCH 0/16] Assorted patches, Jan Engelhardt, (Sun Apr 1, 2:13 pm)
[PATCH 16/16] warn-on-kthread-name-truncation.diff, Jan Engelhardt, (Sun Apr 1, 2:18 pm)
Re: [PATCH 16/16] warn-on-kthread-name-truncation.diff, Andrew Morton, (Mon Apr 2, 2:00 am)
Re: [PATCH 16/16] warn-on-kthread-name-truncation.diff, Jan Engelhardt, (Mon Apr 2, 2:51 am)
[PATCH 15/16] use-regular-eth-suffix.diff, Jan Engelhardt, (Sun Apr 1, 2:18 pm)
Re: [PATCH 15/16] use-regular-eth-suffix.diff, Kyle Moffett, (Sun Apr 1, 2:42 pm)
Re: [PATCH 15/16] use-regular-eth-suffix.diff, Jouni Malinen, (Sun Apr 1, 9:40 pm)
[PATCH 14/16] kconfig-allow-override.diff, Jan Engelhardt, (Sun Apr 1, 2:17 pm)
Re: [PATCH 14/16] kconfig-allow-override.diff, Sam Ravnborg, (Sun Apr 1, 2:44 pm)
Re: [PATCH 14/16] kconfig-allow-override.diff, Randy Dunlap, (Sun Apr 1, 3:09 pm)
[PATCH 13/16] show-pipesize-in-stat.diff, Jan Engelhardt, (Sun Apr 1, 2:17 pm)
Re: [PATCH 13/16] show-pipesize-in-stat.diff, Eric Dumazet, (Mon Apr 2, 6:41 am)
Re: [PATCH 13/16] show-pipesize-in-stat.diff, Jan Engelhardt, (Tue Apr 3, 8:48 pm)
Re: [PATCH 13/16] show-pipesize-in-stat.diff, Eric Dumazet, (Wed Apr 4, 1:03 am)
Re: [PATCH 13/16] show-pipesize-in-stat.diff, Jan Engelhardt, (Tue Apr 17, 4:05 am)
Re: [PATCH 13/16] show-pipesize-in-stat.diff, Andrew Morton, (Mon Apr 2, 1:58 am)
Re: [PATCH 13/16] show-pipesize-in-stat.diff, Jan Engelhardt, (Mon Apr 2, 2:48 am)
[PATCH 12/16] cifs-use-mutex.diff, Jan Engelhardt, (Sun Apr 1, 2:16 pm)
Re: [PATCH 12/16] cifs-use-mutex.diff, Roland Dreier, (Mon Apr 2, 1:36 am)
[PATCH 11/16] samba-eintr-fix.diff, Jan Engelhardt, (Sun Apr 1, 2:16 pm)
Re: [PATCH 11/16] samba-eintr-fix.diff, Andrew Morton, (Mon Apr 2, 1:53 am)
Re: [PATCH 11/16] samba-eintr-fix.diff, Dave Jones, (Sun Apr 1, 3:09 pm)
Re: [PATCH 11/16] samba-eintr-fix.diff, Jan Engelhardt, (Sun Apr 1, 3:28 pm)
Re: [PATCH 11/16] samba-eintr-fix.diff, Dave Jones, (Sun Apr 1, 3:42 pm)
[PATCH 10/16] show-partitions-on-mount-error.diff, Jan Engelhardt, (Sun Apr 1, 2:15 pm)
Re: [PATCH 10/16] show-partitions-on-mount-error.diff, Pavel Machek, (Mon Apr 2, 2:59 pm)
Re: [PATCH 10/16] show-partitions-on-mount-error.diff, Jan Engelhardt, (Tue Apr 3, 8:42 pm)
Re: [PATCH 10/16] show-partitions-on-mount-error.diff, Andrew Morton, (Mon Apr 2, 1:48 am)
Re: [PATCH 10/16] show partitions on mount error, Jan Engelhardt, (Mon Apr 2, 3:01 am)
Re: [PATCH 10/16] show-partitions-on-mount-error.diff, Andrew Morton, (Mon Apr 2, 1:47 am)
[PATCH 09/16] zlib-decompression-status.diff, Jan Engelhardt, (Sun Apr 1, 2:15 pm)
Re: [PATCH 09/16] zlib-decompression-status.diff, Jan Engelhardt, (Mon Apr 2, 2:50 pm)
[PATCH 08/16] console-printk-level.diff, Jan Engelhardt, (Sun Apr 1, 2:15 pm)
Re: [PATCH 08/16] console-printk-level.diff, Randy Dunlap, (Sun Apr 1, 3:07 pm)
[PATCH 07/16] kconfig-dynamic-frequency.diff, Jan Engelhardt, (Sun Apr 1, 2:15 pm)
Re: [PATCH 07/16] kconfig-dynamic-frequency.diff, Kyle Moffett, (Sun Apr 1, 2:39 pm)
Re: [PATCH 07/16] kconfig-dynamic-frequency.diff, Jan Engelhardt, (Sun Apr 1, 2:42 pm)
Re: [PATCH 07/16] kconfig-dynamic-frequency.diff, Kyle Moffett, (Sun Apr 1, 2:52 pm)
Re: [PATCH 07/16] kconfig-dynamic-frequency.diff, Robert P. J. Day, (Sun Apr 1, 4:22 pm)
Re: [PATCH 07/16] kconfig-dynamic-frequency.diff, Jan Engelhardt, (Sun Apr 1, 3:01 pm)
[PATCH], Kyle Moffett, (Sun Apr 1, 3:42 pm)
Re: [PATCH], Jan Engelhardt, (Sun Apr 1, 3:47 pm)
Re: [PATCH], Kyle Moffett, (Sun Apr 1, 4:07 pm)
Re: [PATCH], Andi Kleen, (Sun Apr 1, 7:03 pm)
[PATCH 06/16] isofs-add-write-bit.diff, Jan Engelhardt, (Sun Apr 1, 2:15 pm)
[PATCH 5/16] fix-kthread-niceness.diff, Jan Engelhardt, (Sun Apr 1, 2:14 pm)
Re: [PATCH 5/16] fix-kthread-niceness.diff, Andrew Morton, (Mon Apr 2, 1:39 am)
[PATCH 4/16] vt-printk-color.diff, Jan Engelhardt, (Sun Apr 1, 2:14 pm)
[PATCH 3/16] vt-underline-color.diff, Jan Engelhardt, (Sun Apr 1, 2:14 pm)
Re: [PATCH 3/16] vt-underline-color.diff, Andrew Morton, (Mon Apr 2, 1:37 am)
Re: [PATCH 3/16] vt-underline-color.diff, Antonino A. Daplas, (Mon Apr 2, 2:57 am)
[PATCH 2/16] vt-pure-colors.diff, Jan Engelhardt, (Sun Apr 1, 2:14 pm)
Re: [PATCH 2/16] vt-pure-colors.diff, James Bruce, (Sun Apr 1, 2:39 pm)
Re: [PATCH 2/16] vt-pure-colors.diff, Antonino A. Daplas, (Mon Apr 2, 2:49 am)
Re: [PATCH 2/16] vt-pure-colors.diff, Jan Engelhardt, (Mon Apr 2, 3:04 am)
Re: [PATCH 2/16] vt-pure-colors.diff, Antonino A. Daplas, (Mon Apr 2, 3:50 am)
Re: [PATCH 2/16] vt-pure-colors.diff, Jan Engelhardt, (Mon Apr 2, 4:01 am)
[PATCH 1/16] vt-sysfs-for-colors.diff, Jan Engelhardt, (Sun Apr 1, 2:13 pm)
Re: [PATCH 1/16] vt-sysfs-for-colors.diff, Antonino A. Daplas, (Mon Apr 2, 2:49 am)
[PATCH 17/16] Do not reset UTF8 on terminal reset, Jan Engelhardt, (Mon Apr 2, 3:31 am)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Pavel Machek, (Mon Apr 2, 2:50 pm)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Paul LeoNerd Evans, (Mon Apr 2, 7:26 am)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Antonino A. Daplas, (Mon Apr 2, 7:44 am)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Paul LeoNerd Evans, (Mon Apr 2, 7:54 am)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Antonino A. Daplas, (Mon Apr 2, 8:47 am)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Jan Engelhardt, (Mon Apr 2, 9:34 am)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Paul LeoNerd Evans, (Mon Apr 2, 9:20 am)
Re: [PATCH 17/16] Do not reset UTF8 on terminal reset, Antonino A. Daplas, (Mon Apr 2, 5:30 am)