fc3915475d
as in the `vmstat' display mode. The default mode is now `time', not `boot'. - ANSIfy. - s@kre\(@vmstat\(@. - __RCSID() police. - Tweak inet.icmp display visual a little.
151 lines
3.7 KiB
C
151 lines
3.7 KiB
C
/* $NetBSD: cmds.c,v 1.22 2000/07/05 11:03:20 ad Exp $ */
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/*-
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* Copyright (c) 1980, 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)cmds.c 8.2 (Berkeley) 4/29/95";
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#endif
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__RCSID("$NetBSD: cmds.c,v 1.22 2000/07/05 11:03:20 ad Exp $");
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#endif /* not lint */
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#include <stdlib.h>
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#include <unistd.h>
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#include <signal.h>
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#include <ctype.h>
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#include <string.h>
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#include "systat.h"
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#include "extern.h"
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void switch_mode(struct mode *p);
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void
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command(char *cmd)
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{
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struct command *c;
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struct mode *p;
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char *args;
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sigset_t set;
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sigemptyset(&set);
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sigaddset(&set, SIGALRM);
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sigprocmask(SIG_BLOCK, &set, NULL);
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args = cmd;
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cmd = strsep(&args, " \t");
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if (curmode->c_commands) {
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for (c = curmode->c_commands; c->c_name; c++) {
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if (strstr(c->c_name, cmd) == c->c_name) {
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(c->c_cmd)(args);
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goto done;
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}
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}
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}
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for (c = global_commands; c->c_name; c++) {
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if (strstr(c->c_name, cmd) == c->c_name) {
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(c->c_cmd)(args);
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goto done;
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}
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}
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for (p = modes; p->c_name; p++) {
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if (strstr(p->c_name, cmd) == p->c_name) {
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switch_mode(p);
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goto done;
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}
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}
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if (isdigit(cmd[0])) {
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global_interval(cmd);
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goto done;
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}
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error("%s: Unknown command.", cmd);
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done:
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sigprocmask(SIG_UNBLOCK, &set, NULL);
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}
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void
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switch_mode(struct mode *p)
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{
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int switchfail;
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switchfail = 0;
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if (curmode == p)
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return;
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alarm(0);
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(*curmode->c_close)(wnd);
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wnd = (*p->c_open)();
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if (wnd == 0) {
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wnd = (*curmode->c_open)();
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if (wnd == 0) {
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error("Couldn't change back to previous mode");
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die(0);
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}
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p = curmode;
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switchfail++;
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}
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if ((p->c_flags & CF_INIT) == 0) {
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if ((*p->c_init)())
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p->c_flags |= CF_INIT;
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else {
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(*p->c_close)(wnd);
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wnd = (*curmode->c_open)();
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p = curmode;
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switchfail++;
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}
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}
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curmode = p;
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labels();
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display(0);
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if (switchfail)
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error("Couldn't switch mode, back to %s", curmode->c_name);
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else
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status();
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}
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void
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status(void)
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{
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error("Showing %s, refresh every %d seconds.", curmode->c_name, naptime);
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}
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