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Code Issues Releases Activity

Add "vidcontrol -i active", to print out active vty number,

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to be used with eg "vidcontrol -s".

Reviewed by:	emaste@
MFC after:	1 month
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D4968
This commit is contained in:
Edward Tomasz Napierala 2016-01-19 13:09:20 +00:00
parent 50356f4843
commit 449d10e56e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=294321
2 changed files with 23 additions and 6 deletions
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8
usr.sbin/vidcontrol/vidcontrol.1
View File

@ -13,7 +13,7 @@
.\" @(#)vidcontrol.1
.\" $FreeBSD$
.\"
.Dd December 23, 2006
.Dd January 19, 2016
.Dt VIDCONTROL 1
.Os
.Sh NAME
@ -33,7 +33,7 @@
.Oc
.Op Fl g Ar geometry
.Op Fl h Ar size
.Op Fl i Cm adapter | mode
.Op Fl i Cm active | adapter | mode
.Op Fl l Ar screen_map
.Op Fl M Ar char
.Op Fl m Cm on | off
@ -198,6 +198,8 @@ below.
Set the size of the history (scrollback) buffer to
.Ar size
lines.
.It Fl i Cm active
Shows the active vty number.
.It Fl i Cm adapter
Shows info about the current video adapter.
.It Fl i Cm mode
@ -266,7 +268,7 @@ option.
However, you probably should not compile the kernel debugger on a box which
is supposed to be physically secure.
.It Fl s Ar number
Set the current vty to
Set the active vty to
.Ar number .
.It Fl T Cm xterm | cons25
Switch between xterm and cons25 style terminal emulation.

21
usr.sbin/vidcontrol/vidcontrol.c
View File

@ -198,7 +198,7 @@ usage(void)
if (vt4_mode)
fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n",
"usage: vidcontrol [-CHPpx] [-b color] [-c appearance] [-f [[size] file]]",
" [-g geometry] [-h size] [-i adapter | mode]",
" [-g geometry] [-h size] [-i active | adapter | mode]",
" [-M char] [-m on | off] [-r foreground background]",
" [-S on | off] [-s number] [-T xterm | cons25] [-t N | off]",
" [mode] [foreground [background]] [show]");
@ -1034,6 +1034,18 @@ static const char
}
/*
* Show active VTY, ie current console number.
*/
static void
show_active_info(void)
{
printf("%d\n", cur_info.active_vty);
}
/*
* Show graphics adapter information.
*/
@ -1153,13 +1165,16 @@ show_mode_info(void)
static void
show_info(char *arg)
{
if (!strcmp(arg, "adapter")) {
if (!strcmp(arg, "active")) {
show_active_info();
} else if (!strcmp(arg, "adapter")) {
show_adapter_info();
} else if (!strcmp(arg, "mode")) {
show_mode_info();
} else {
revert();
errx(1, "argument to -i must be either adapter or mode");
errx(1, "argument to -i must be active, adapter, or mode");
}
}