xref: /netbsd-src/usr.bin/systat/disks.c (revision 2a399c6883d870daece976daec6ffa7bb7f934ce)
1 /*	$NetBSD: disks.c,v 1.6 1997/10/19 23:36:23 lukem 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. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include <sys/cdefs.h>
37 #ifndef lint
38 #if 0
39 static char sccsid[] = "@(#)disks.c	8.1 (Berkeley) 6/6/93";
40 #endif
41 __RCSID("$NetBSD: disks.c,v 1.6 1997/10/19 23:36:23 lukem Exp $");
42 #endif /* not lint */
43 
44 #include <sys/types.h>
45 
46 #include <stdio.h>
47 #include <string.h>
48 #include <unistd.h>
49 #include <ctype.h>
50 
51 #include "systat.h"
52 #include "extern.h"
53 
54 static void dkselect(char *args, int truefalse, int selections[]);
55 
56 int
57 dkcmd(cmd, args)
58 	char *cmd, *args;
59 {
60 	if (prefix(cmd, "display") || prefix(cmd, "add")) {
61 		dkselect(args, 1, dk_select);
62 		return (1);
63 	}
64 	if (prefix(cmd, "ignore") || prefix(cmd, "delete")) {
65 		dkselect(args, 0, dk_select);
66 		return (1);
67 	}
68 	if (prefix(cmd, "drives")) {
69 		int i;
70 
71 		move(CMDLINE, 0); clrtoeol();
72 		for (i = 0; i < dk_ndrive; i++)
73 			printw("%s ", dr_name[i]);
74 		return (1);
75 	}
76 	return (0);
77 }
78 
79 static void
80 dkselect(args, truefalse, selections)
81 	char *args;
82 	int truefalse, selections[];
83 {
84 	char *cp;
85 	int i;
86 
87 	cp = strchr(args, '\n');
88 	if (cp)
89 		*cp = '\0';
90 	for (;;) {
91 		for (cp = args; *cp && isspace(*cp); cp++)
92 			;
93 		args = cp;
94 		for (; *cp && !isspace(*cp); cp++)
95 			;
96 		if (*cp)
97 			*cp++ = '\0';
98 		if (cp - args == 0)
99 			break;
100 		for (i = 0; i < dk_ndrive; i++)
101 			if (strcmp(args, dr_name[i]) == 0) {
102 				selections[i] = truefalse;
103 				break;
104 			}
105 		if (i >= dk_ndrive)
106 			error("%s: unknown drive", args);
107 		args = cp;
108 	}
109 }
110