2 * Copyright (c) 1980, 1992, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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30 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
35 static const char sccsid[] = "@(#)cmds.c 8.2 (Berkeley) 4/29/95";
48 command(const char *cmd)
51 char *cp, *tmpstr, *tmpstr1;
54 tmpstr = tmpstr1 = strdup(cmd);
55 omask = sigblock(sigmask(SIGALRM));
56 for (cp = tmpstr1; *cp && !isspace(*cp); cp++)
62 for (; *cp && isspace(*cp); cp++)
64 if (strcmp(tmpstr1, "quit") == 0 || strcmp(tmpstr1, "q") == 0)
66 if (strcmp(tmpstr1, "load") == 0) {
70 if (strcmp(tmpstr1, "stop") == 0) {
72 mvaddstr(CMDLINE, 0, "Refresh disabled.");
76 if (strcmp(tmpstr1, "help") == 0) {
79 move(CMDLINE, _col = 0);
80 for (p = cmdtab; p->c_name; p++) {
81 _len = strlen(p->c_name);
82 if (_col + _len > COLS)
84 addstr(p->c_name); _col += _len;
91 interval = atoi(tmpstr1);
93 (strcmp(tmpstr1, "start") == 0 || strcmp(tmpstr1, "interval") == 0)) {
94 interval = *cp ? atoi(cp) : naptime;
96 error("%d: bad interval.", interval);
108 if (p == (struct cmdtab *)-1) {
109 error("%s: Ambiguous command.", tmpstr1);
116 (*curcmd->c_close)(wnd);
117 curcmd->c_flags &= ~CF_INIT;
118 wnd = (*p->c_open)();
120 error("Couldn't open new display");
121 wnd = (*curcmd->c_open)();
123 error("Couldn't change back to previous cmd");
128 if ((p->c_flags & CF_INIT) == 0) {
130 p->c_flags |= CF_INIT;
140 if (curcmd->c_cmd == 0 || !(*curcmd->c_cmd)(tmpstr1, cp))
141 error("%s: Unknown command.", tmpstr1);
148 lookup(const char *name)
151 struct cmdtab *ct, *found;
152 int nmatches, longest;
156 found = (struct cmdtab *) 0;
157 for (ct = cmdtab; (p = ct->c_name); ct++) {
158 for (q = name; *q == *p++; q++)
159 if (*q == 0) /* exact match? */
161 if (!*q) { /* the name was a prefix */
162 if (q - name > longest) {
166 } else if (q - name == longest)
171 return ((struct cmdtab *)-1);
179 error("Showing %s, refresh every %d seconds.",
180 curcmd->c_name, naptime);
184 prefix(const char *s1, const char *s2)
192 return (*s1 == '\0');