1ca987d46SWarner Losh /*-
2ca987d46SWarner Losh * Copyright (c) 1986, 1988, 1991, 1993
3ca987d46SWarner Losh * The Regents of the University of California. All rights reserved.
4ca987d46SWarner Losh * (c) UNIX System Laboratories, Inc.
5ca987d46SWarner Losh * All or some portions of this file are derived from material licensed
6ca987d46SWarner Losh * to the University of California by American Telephone and Telegraph
7ca987d46SWarner Losh * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8ca987d46SWarner Losh * the permission of UNIX System Laboratories, Inc.
9ca987d46SWarner Losh *
10ca987d46SWarner Losh * Redistribution and use in source and binary forms, with or without
11ca987d46SWarner Losh * modification, are permitted provided that the following conditions
12ca987d46SWarner Losh * are met:
13ca987d46SWarner Losh * 1. Redistributions of source code must retain the above copyright
14ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer.
15ca987d46SWarner Losh * 2. Redistributions in binary form must reproduce the above copyright
16ca987d46SWarner Losh * notice, this list of conditions and the following disclaimer in the
17ca987d46SWarner Losh * documentation and/or other materials provided with the distribution.
18ca987d46SWarner Losh * 3. Neither the name of the University nor the names of its contributors
19ca987d46SWarner Losh * may be used to endorse or promote products derived from this software
20ca987d46SWarner Losh * without specific prior written permission.
21ca987d46SWarner Losh *
22ca987d46SWarner Losh * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23ca987d46SWarner Losh * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24ca987d46SWarner Losh * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25ca987d46SWarner Losh * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26ca987d46SWarner Losh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27ca987d46SWarner Losh * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28ca987d46SWarner Losh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29ca987d46SWarner Losh * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30ca987d46SWarner Losh * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31ca987d46SWarner Losh * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32ca987d46SWarner Losh * SUCH DAMAGE.
33ca987d46SWarner Losh */
34ca987d46SWarner Losh
35ca987d46SWarner Losh #include <sys/types.h>
36ca987d46SWarner Losh #include "stand.h"
37ca987d46SWarner Losh
38ca987d46SWarner Losh /* Extra functions from NetBSD standalone printf.c */
39ca987d46SWarner Losh
40*74578402SColin Percival static u_int globaldiv = 16;
41ca987d46SWarner Losh
42ca987d46SWarner Losh void
twiddle(u_int callerdiv)43ca987d46SWarner Losh twiddle(u_int callerdiv)
44ca987d46SWarner Losh {
45ca987d46SWarner Losh static u_int callercnt, globalcnt, pos;
46ca987d46SWarner Losh
47313724baSColin Percival TSENTER();
48313724baSColin Percival
49ca987d46SWarner Losh callercnt++;
50313724baSColin Percival if (callerdiv > 1 && (callercnt % callerdiv) != 0) {
51313724baSColin Percival TSEXIT();
52ca987d46SWarner Losh return;
53313724baSColin Percival }
54ca987d46SWarner Losh
55ca987d46SWarner Losh globalcnt++;
56313724baSColin Percival if (globaldiv > 1 && (globalcnt % globaldiv) != 0) {
57313724baSColin Percival TSEXIT();
58ca987d46SWarner Losh return;
59313724baSColin Percival }
60ca987d46SWarner Losh
61ca987d46SWarner Losh putchar("|/-\\"[pos++ & 3]);
62ca987d46SWarner Losh putchar('\b');
63313724baSColin Percival TSEXIT();
64ca987d46SWarner Losh }
65ca987d46SWarner Losh
66ca987d46SWarner Losh void
twiddle_divisor(u_int gdiv)67ca987d46SWarner Losh twiddle_divisor(u_int gdiv)
68ca987d46SWarner Losh {
69ca987d46SWarner Losh
70ca987d46SWarner Losh globaldiv = gdiv;
71ca987d46SWarner Losh }
72