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disks.c revision 1.16 
      1 /*	$NetBSD: disks.c,v 1.16 2006/04/14 13:14:06 blymn Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1980, 1992, 1993
      5  *	The Regents of the University of California.  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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 #ifndef lint
     34 #if 0
     35 static char sccsid[] = "@(#)disks.c	8.1 (Berkeley) 6/6/93";
     36 #endif
     37 __RCSID("$NetBSD: disks.c,v 1.16 2006/04/14 13:14:06 blymn Exp $");
     38 #endif /* not lint */
     39 
     40 #include <ctype.h>
     41 #include <string.h>
     42 
     43 #include "systat.h"
     44 #include "extern.h"
     45 #include "drvstats.h"
     46 
     47 static void drvselect(char *args, int truefalse, int selections[]);
     48 
     49 void
     50 disks_add(char *args)
     51 {
     52 
     53 	if (args)
     54 		drvselect(args, 1, drv_select);
     55 }
     56 
     57 void
     58 disks_remove(char *args)
     59 {
     60 
     61 	if (args)
     62 		drvselect(args, 0, drv_select);
     63 }
     64 
     65 void
     66 disks_drives(char *args)
     67 {
     68 	int i;
     69 
     70 	if (args) {
     71 		for (i = 0; i < ndrive; i++)
     72 			drv_select[i] = 0;
     73 		disks_add(args);
     74 	} else {
     75 		move(CMDLINE, 0);
     76 		clrtoeol();
     77 		for (i = 0; i < ndrive; i++)
     78 			printw("%s ", dr_name[i]);
     79 	}
     80 }
     81 
     82 static void
     83 drvselect(char *args, int truefalse, int selections[])
     84 {
     85 	char *cp;
     86 	int i;
     87 
     88 	cp = strchr(args, '\n');
     89 	if (cp)
     90 		*cp = '\0';
     91 	for (;;) {
     92 		for (cp = args; *cp && isspace((unsigned char)*cp); cp++)
     93 			;
     94 		args = cp;
     95 		for (; *cp && !isspace((unsigned char)*cp); cp++)
     96 			;
     97 		if (*cp)
     98 			*cp++ = '\0';
     99 		if (cp - args == 0)
    100 			break;
    101 		for (i = 0; i < ndrive; i++)
    102 			if (strcmp(args, dr_name[i]) == 0) {
    103 				selections[i] = truefalse;
    104 				break;
    105 			}
    106 		if (i >= ndrive)
    107 			error("%s: unknown drive", args);
    108 		args = cp;
    109 	}
    110 	labels();
    111 	display(0);
    112 }
    113