From 839ad527396286b846e58e11836f9091ceccc6d9 Mon Sep 17 00:00:00 2001 From: jkh Date: Sun, 5 Feb 1995 13:49:25 +0000 Subject: PCVT userland utilities. Submitted by: hm --- usr.sbin/pcvt/cursor/cursor.c | 155 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 155 insertions(+) create mode 100644 usr.sbin/pcvt/cursor/cursor.c (limited to 'usr.sbin/pcvt/cursor/cursor.c') diff --git a/usr.sbin/pcvt/cursor/cursor.c b/usr.sbin/pcvt/cursor/cursor.c new file mode 100644 index 0000000..f7278f0 --- /dev/null +++ b/usr.sbin/pcvt/cursor/cursor.c @@ -0,0 +1,155 @@ +/* + * Copyright (c) 1992,1993,1994 Hellmuth Michaelis and Brian Dunford-Shore + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by + * Hellmuth Michaelis and Brian Dunford-Shore + * 4. The name authors may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +static char *id = + "@(#)cursor.c, 3.20, Last Edit-Date: [Mon Dec 19 20:26:38 1994]"; + +/*---------------------------------------------------------------------------* + * + * history: + * + * -hm adding option -d + * + *---------------------------------------------------------------------------*/ + +#include +#include +#include +#include + +#define DEFAULTFD 0 + +main(argc,argv) +int argc; +char *argv[]; +{ + extern int optind; + extern int opterr; + extern char *optarg; + + struct cursorshape cursorshape; + int fd; + int c; + int screen = -1; + int start = -1; + int end = -1; + int dflag = -1; + char *device; + + while( (c = getopt(argc, argv, "d:n:s:e:")) != EOF) + { + switch(c) + { + case 'd': + device = optarg; + dflag = 1; + break; + + case 'n': + screen = atoi(optarg); + break; + + case 's': + start = atoi(optarg); + break; + + case 'e': + end = atoi(optarg); + break; + + case '?': + default: + usage(); + break; + } + } + + if(start == -1 || end == -1) + usage(); + + if(dflag == -1) + { + fd = DEFAULTFD; + } + else + { + if((fd = open(device, O_RDWR)) == -1) + { + char buffer[80]; + strcpy(buffer,"ERROR opening "); + strcat(buffer,device); + perror(buffer); + exit(1); + } + } + + if(screen == -1) + { + struct stat stat; + + if((fstat(fd, &stat)) == -1) + { + char buffer[80]; + strcpy(buffer,"ERROR opening "); + strcat(buffer,device); + perror(buffer); + exit(1); + } + + screen = minor(stat.st_rdev); + } + + cursorshape.start = start; + cursorshape.end = end; + cursorshape.screen_no = screen; + + if(ioctl(fd, VGACURSOR, &cursorshape) == -1) + { + perror("cursor - ioctl VGACURSOR failed, error"); + exit(1); + } + else + exit(0); +} + +usage() +{ + fprintf(stderr,"\ncursor - set cursor shape for pcvt video driver\n"); + fprintf(stderr,"usage: cursor -d [device] -n [no] -s [line] -e [line]\n"); + fprintf(stderr," -d device to use (/dev/ttyvX), default current\n"); + fprintf(stderr," -n screen no if specified, else current screen\n"); + fprintf(stderr," -s start scan line (topmost scan line)\n"); + fprintf(stderr," -e ending scan line (bottom scan line)\n\n"); + exit(1); +} + -- cgit v1.1