NetBSD/usr.bin/systat/disks.c

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/* $NetBSD: disks.c,v 1.16 2006/04/14 13:14:06 blymn Exp $ */
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/*-
* Copyright (c) 1980, 1992, 1993
* The Regents of the University of California. 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. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
*/
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#include <sys/cdefs.h>
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#ifndef lint
#if 0
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static char sccsid[] = "@(#)disks.c 8.1 (Berkeley) 6/6/93";
#endif
__RCSID("$NetBSD: disks.c,v 1.16 2006/04/14 13:14:06 blymn Exp $");
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#endif /* not lint */
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#include <ctype.h>
#include <string.h>
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#include "systat.h"
#include "extern.h"
#include "drvstats.h"
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static void drvselect(char *args, int truefalse, int selections[]);
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void
disks_add(char *args)
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{
if (args)
drvselect(args, 1, drv_select);
}
void
disks_remove(char *args)
{
if (args)
drvselect(args, 0, drv_select);
}
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void
disks_drives(char *args)
{
int i;
if (args) {
for (i = 0; i < ndrive; i++)
drv_select[i] = 0;
disks_add(args);
} else {
move(CMDLINE, 0);
clrtoeol();
for (i = 0; i < ndrive; i++)
printw("%s ", dr_name[i]);
}
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}
static void
drvselect(char *args, int truefalse, int selections[])
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{
char *cp;
int i;
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cp = strchr(args, '\n');
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if (cp)
*cp = '\0';
for (;;) {
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for (cp = args; *cp && isspace((unsigned char)*cp); cp++)
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;
args = cp;
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for (; *cp && !isspace((unsigned char)*cp); cp++)
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;
if (*cp)
*cp++ = '\0';
if (cp - args == 0)
break;
for (i = 0; i < ndrive; i++)
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if (strcmp(args, dr_name[i]) == 0) {
selections[i] = truefalse;
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break;
}
if (i >= ndrive)
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error("%s: unknown drive", args);
args = cp;
}
labels();
display(0);
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}