Use err(3). Stylistic changes in man page.
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@ -24,10 +24,13 @@
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: decode.c,v 1.5 1997/02/22 16:14:07 peter Exp $
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*/
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#ifndef lint
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static const char rcsid[] =
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"$Id$";
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#endif /* not lint */
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#include <stdio.h>
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#include <string.h>
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#include "decode.h"
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@ -11,7 +11,7 @@
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" @(#)vidcontrol.1
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.\" $Id$
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.\" $Id: vidcontrol.1,v 1.11 1997/07/24 23:46:35 wosch Exp $
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.\"
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.Dd May 22, 1994
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.Dt VIDCONTROL 1
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@ -21,21 +21,30 @@
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.Nd a utility for manipulating the syscons video driver.
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.Sh SYNOPSIS
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.Nm
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.Ar options ...
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.Op Fl r Ar fg Ar bg
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.Op Fl b Ar color
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.Op Fl c Ar appearance
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.Op Fl d
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.Op Fl l Ar scrmap
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.Op Fl L
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.Op Fl m Ar on|off
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.Op Fl f Ar size Ar file
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.Op Fl s Ar number
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.Op Fl t Ar N|off
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.Op Fl x
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.Op mode
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.Op fgcol Op bgcol
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.Op show
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.Sh DESCRIPTION
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The
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.Nm vidcontrol
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.Nm
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command is used to set various options for the syscons video driver,
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such as video mode, colors, cursors, scrnmaps, font and screensaver timeout.
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.Pp
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A new video mode is selected by specifying its name as an argument to
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.Nm vidcontrol .
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For example:
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.Bd -literal
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vidcontrol VGA_80x25
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.Ed
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.Pp
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The modes currently supported:
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The following command line options are supported:
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.Bl -tag -width indent
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.It mode
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Select a new video mode. The modes currently supported are:
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.Ar VGA_40x25 ,
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.Ar VGA_80x25 ,
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.Ar VGA_80x50 ,
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@ -49,20 +58,17 @@ can be used.
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The graphic mode
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.Ar VGA_320x200
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can also be chosen.
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.Pp
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The colors used when displaying text can be changed by specifying the
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foreground color (e.g. "vidcontrol white"), or both a foreground & background
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color (e.g. "vidcontrol yellow blue").
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.Pp
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To see the supported colors on a given platform use "vidcontrol show".
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.Pp
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The following command line options are supported:
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.Bl -tag -width Fl
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.It fgcol Op bgcol
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Change colors when displaying text. Specify the foreground color
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(e.g. "vidcontrol white"), or both a foreground & background color
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(e.g. "vidcontrol yellow blue").
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.It show
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See the supported colors on a given platform.
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.It Fl r Ar foreground Ar background
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Change reverse mode colors to
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.Ar foreground
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and
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.Ar background
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.Ar background .
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.It Fl b Ar color
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Set border color to
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.Ar color
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@ -79,7 +85,11 @@ Install screen output map file from
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.It Fl L
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Install default screen output map.
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.It Fl m Ar on|off
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Switches the mousepointer on or off. Used together with the moused
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Switch the mousepointer
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.Ar on
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or
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.Ar off .
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Used together with the moused
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daemon for textmode cut & paste functionality.
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.It Fl f Ar size Ar file
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Load font
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@ -87,12 +97,12 @@ Load font
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for
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.Ar size
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(currently, only 8x8, 8x14 or 8x16).
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The fontfile can be either uuencoded or in raw binary format.
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.It Fl s Ar Number
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Sets the current vty to
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.Ar Number .
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The font file can be either uuencoded or in raw binary format.
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.It Fl s Ar number
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Set the current vty to
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.Ar number .
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.It Fl t Ar N|off
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Sets the screensaver timeout to
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Set the screensaver timeout to
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.Ar N
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seconds, or turns it
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.Ar off .
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@ -110,4 +120,4 @@ Use hexadecimal digits for output.
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.Xr screen 4 ,
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.Xr moused 8
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.Sh AUTHORS
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Søren Schmidt (sos@FreeBSD.org)
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.An Søren Schmidt Aq sos@FreeBSD.org
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@ -24,15 +24,19 @@
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: vidcontrol.c,v 1.16 1997/03/07 01:34:47 brian Exp $
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*/
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#ifndef lint
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static const char rcsid[] =
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"$Id$";
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#endif /* not lint */
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#include <ctype.h>
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#include <err.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <unistd.h>
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#include <machine/console.h>
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#include <sys/errno.h>
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#include "path.h"
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@ -50,30 +54,14 @@ char letter;
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struct vid_info info;
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void
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static void
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usage()
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{
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fprintf(stderr,
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"Usage: vidcontrol mode (available modes: VGA_40x25, VGA_80x25,\n"
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" VGA_80x50, VGA_320x200,\n"
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" EGA_80x25, EGA_80x43)\n"
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" (experimental) VGA_80x30, VGA_80x60)\n"
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"\n"
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" show (show available colors)\n"
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" fgcol bgcol (set fore- & background colors)\n"
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" -r fgcol bgcol (set reverse fore- & background colors)\n"
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" -b color (set border color)\n"
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" -c normal (set cursor to inverting block)\n"
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" -c blink (set cursor to blinking inverted block)\n"
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" -c destructive (set cursor to blinking destructive char)\n"
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" -d (dump screenmap to stdout)\n"
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" -l filename (load screenmap file filename)\n"
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" -m on|off (switch mousepointer support on or off)\n"
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" -L (load default screenmap)\n"
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" -f DxL filename (load font, D dots wide & L lines high)\n"
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" -t N (set screensaver timeout in seconds)\n"
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" -x (use hex numbers for output)\n"
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);
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fprintf(stderr, "%s\n%s\n%s\n",
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"usage: vidcontrol [-r fg bg] [-b color] [-c appearance] [-d] [-l scrmap]",
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" [-L] [-m on|off] [-f size file] [-s number] [-t N|off]",
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" [-x] [mode] [fgcol [bgcol]] [show]");
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exit(1);
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}
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char *
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@ -81,9 +69,7 @@ nextarg(int ac, char **av, int *indp, int oc)
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{
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if (*indp < ac)
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return(av[(*indp)++]);
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fprintf(stderr, "%s: option requires two arguments -- %c\n", av[0], oc);
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usage();
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exit(1);
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errx(1, "option requires two arguments -- %c", oc);
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return("");
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}
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@ -129,20 +115,20 @@ load_scrnmap(char *filename)
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break;
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}
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if (fd == NULL) {
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perror("screenmap file not found");
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warn("screenmap file not found");
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return;
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}
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size = sizeof(scrnmap);
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if (decode(fd, (char *)&scrnmap) != size) {
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rewind(fd);
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if (fread(&scrnmap, 1, size, fd) != size) {
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fprintf(stderr, "bad scrnmap file\n");
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warnx("bad screenmap file");
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fclose(fd);
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return;
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}
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}
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if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0)
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perror("can't load screenmap");
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warn("can't load screenmap");
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fclose(fd);
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}
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@ -155,7 +141,7 @@ load_default_scrnmap()
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for (i=0; i<256; i++)
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*((char*)&scrnmap + i) = i;
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if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0)
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perror("can't load default screenmap");
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warn("can't load default screenmap");
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}
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void
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@ -165,7 +151,7 @@ print_scrnmap()
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int i;
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if (ioctl(0, GIO_SCRNMAP, &map) < 0) {
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perror("getting scrnmap");
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warn("getting screenmap");
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return;
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}
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for (i=0; i<sizeof(map); i++) {
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@ -196,7 +182,7 @@ load_font(char *type, char *filename)
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break;
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}
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if (fd == NULL) {
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perror("font file not found");
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warn("font file not found");
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return;
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}
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if (!strcmp(type, "8x8")) {
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@ -212,7 +198,7 @@ load_font(char *type, char *filename)
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io = PIO_FONT8x16;
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}
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else {
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perror("bad font size specification");
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warn("bad font size specification");
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fclose(fd);
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return;
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}
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@ -220,14 +206,14 @@ load_font(char *type, char *filename)
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if (decode(fd, fontmap) != size) {
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rewind(fd);
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if (fread(fontmap, 1, size, fd) != size) {
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fprintf(stderr, "bad font file\n");
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warnx("bad font file");
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fclose(fd);
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free(fontmap);
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return;
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}
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}
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if (ioctl(0, io, fontmap) < 0)
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perror("can't load font");
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warn("can't load font");
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fclose(fd);
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free(fontmap);
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}
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@ -242,12 +228,12 @@ set_screensaver_timeout(char *arg)
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else {
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nsec = atoi(arg);
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if ((*arg == '\0') || (nsec < 1)) {
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fprintf(stderr, "argument must be a positive number\n");
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warnx("argument must be a positive number");
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return;
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}
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}
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if (ioctl(0, CONS_BLANKTIME, &nsec) == -1)
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perror("setting screensaver period");
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warn("setting screensaver period");
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}
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void
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@ -262,8 +248,7 @@ set_cursor_type(char *appearence)
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else if (!strcmp(appearence, "destructive"))
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type = 3;
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else {
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fprintf(stderr,
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"argument to -c must be normal, blink or destructive\n");
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warnx("argument to -c must be normal, blink or destructive");
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return;
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}
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ioctl(0, CONS_CURSORTYPE, &type);
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@ -294,7 +279,7 @@ video_mode(int argc, char **argv, int *index)
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else
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return;
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if (ioctl(0, mode, NULL) < 0)
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perror("Cannot set videomode");
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warn("cannot set videomode");
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(*index)++;
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}
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return;
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@ -350,17 +335,15 @@ set_console(char *arg)
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int n;
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if( !arg || strspn(arg,"0123456789") != strlen(arg)) {
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fprintf(stderr,"vidcontrol: Bad console number\n");
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usage();
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warnx("bad console number");
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return;
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}
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n = atoi(arg);
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if (n < 1 || n > 12) {
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fprintf(stderr,"vidcontrol: Console number out of range\n");
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usage();
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warnx("console number out of range");
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} else if (ioctl(0,VT_ACTIVATE,(char *)n) == -1)
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perror("ioctl(VT_ACTIVATE)");
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warn("ioctl(VT_ACTIVATE)");
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}
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void
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@ -385,8 +368,7 @@ set_mouse(char *arg)
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else if (!strcmp(arg, "off"))
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mouse.operation = MOUSE_HIDE;
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else {
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fprintf(stderr,
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"argument to -m must either on or off\n");
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warnx("argument to -m must either on or off");
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return;
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}
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ioctl(0, CONS_MOUSECTL, &mouse);
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@ -413,16 +395,12 @@ test_frame()
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int
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main(int argc, char **argv)
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{
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extern char *optarg;
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extern int optind;
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int opt;
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info.size = sizeof(info);
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if (ioctl(0, CONS_GETINFO, &info) < 0) {
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perror("Must be on a virtual console");
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return 1;
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}
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if (ioctl(0, CONS_GETINFO, &info) < 0)
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err(1, "must be on a virtual console");
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while((opt = getopt(argc, argv, "b:c:df:l:Lm:r:s:t:x")) != -1)
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switch(opt) {
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case 'b':
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@ -461,7 +439,6 @@ main(int argc, char **argv)
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break;
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default:
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usage();
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return 1;
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}
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video_mode(argc, argv, &optind);
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set_normal_colors(argc, argv, &optind);
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@ -469,10 +446,8 @@ main(int argc, char **argv)
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test_frame();
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optind++;
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}
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if ((optind != argc) || (argc == 1)) {
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if ((optind != argc) || (argc == 1))
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usage();
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return 1;
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}
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return 0;
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}
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