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wsconscfg.c revision 1.2 
      1 /* $NetBSD: wsconscfg.c,v 1.2 1999/03/13 17:25:55 drochner Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1999
      5  *	Matthias Drochner.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed for the NetBSD Project
     18  *	by Matthias Drochner.
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  *
     33  */
     34 
     35 #include <stdio.h>
     36 #include <fcntl.h>
     37 #include <unistd.h>
     38 #include <sys/types.h>
     39 #include <sys/ioctl.h>
     40 #include <err.h>
     41 
     42 #include <dev/wscons/wsconsio.h>
     43 
     44 #define DEFDEV "/dev/ttyEcfg"
     45 
     46 static void usage __P((void));
     47 int main __P((int, char**));
     48 
     49 static void
     50 usage()
     51 {
     52 	extern char *__progname;
     53 
     54 	(void)fprintf(stderr,
     55 		"Usage: %s [-f wsdev] [-d [-F]] [-t type] [-e emul] vt\n",
     56 		      __progname);
     57 	exit(1);
     58 }
     59 
     60 int
     61 main(argc, argv)
     62 	int argc;
     63 	char **argv;
     64 {
     65 	char *wsdev;
     66 	int c, delete, idx, wsfd, res;
     67 	struct wsdisplay_addscreendata asd;
     68 	struct wsdisplay_delscreendata dsd;
     69 
     70 	wsdev = DEFDEV;
     71 	delete = 0;
     72 	asd.screentype = 0;
     73 	asd.emul = 0;
     74 	dsd.flags = 0;
     75 
     76 	while ((c = getopt(argc, argv, "f:dt:e:F")) != -1) {
     77 		switch (c) {
     78 		case 'f':
     79 			wsdev = optarg;
     80 			break;
     81 		case 'd':
     82 			delete++;
     83 			break;
     84 		case 't':
     85 			asd.screentype = optarg;
     86 			break;
     87 		case 'e':
     88 			asd.emul = optarg;
     89 			break;
     90 		case 'F':
     91 			dsd.flags |= WSDISPLAY_DELSCR_FORCE;
     92 			break;
     93 		case '?':
     94 		default:
     95 			usage();
     96 			break;
     97 		}
     98 	}
     99 	argc -= optind;
    100 	argv += optind;
    101 
    102 	if (argc != 1)
    103 		usage();
    104 
    105 	if (sscanf(argv[0], "%d", &idx) != 1)
    106 		errx(1, "invalid index");
    107 
    108 	wsfd = open(wsdev, O_RDWR, 0);
    109 	if (wsfd < 0)
    110 		err(2, wsdev);
    111 
    112 	if (delete) {
    113 		dsd.idx = idx;
    114 		res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd);
    115 		if (res < 0)
    116 			err(3, "WSDISPLAYIO_DELSCREEN");
    117 	} else {
    118 		asd.idx = idx;
    119 		res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd);
    120 		if (res < 0)
    121 			err(3, "WSDISPLAYIO_ADDSCREEN");
    122 	}
    123 
    124 	return (0);
    125 }
    126