Remove not needed void casts.
[dragonfly.git] / bin / stty / gfmt.c
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1/*-
2 * Copyright (c) 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
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32 *
33 * @(#)gfmt.c 8.6 (Berkeley) 4/2/94
34 * $FreeBSD: src/bin/stty/gfmt.c,v 1.10.2.2 2001/08/01 05:26:12 obrien Exp $
57fed2af 35 * $DragonFly: src/bin/stty/gfmt.c,v 1.5 2004/11/07 20:54:52 eirikn Exp $
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36 */
37
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38#include <sys/types.h>
39
40#include <err.h>
41#include <stdio.h>
42#include <string.h>
43
44#include "stty.h"
45#include "extern.h"
46
9dbf638f 47static void gerr (const char *s);
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48
49static void
b5744197 50gerr(const char *s)
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51{
52 if (s)
53 errx(1, "illegal gfmt1 option -- %s", s);
54 else
55 errx(1, "illegal gfmt1 option");
56}
57
58void
b5744197 59gprint(struct termios *tp, struct winsize *wp __unused, int ldisc __unused)
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60{
61 struct cchar *cp;
62
57fed2af 63 printf("gfmt1:cflag=%lx:iflag=%lx:lflag=%lx:oflag=%lx:",
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64 (u_long)tp->c_cflag, (u_long)tp->c_iflag, (u_long)tp->c_lflag,
65 (u_long)tp->c_oflag);
66 for (cp = cchars1; cp->name; ++cp)
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67 printf("%s=%x:", cp->name, tp->c_cc[cp->sub]);
68 printf("ispeed=%lu:ospeed=%lu\n",
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69 (u_long)cfgetispeed(tp), (u_long)cfgetospeed(tp));
70}
71
72void
b5744197 73gread(struct termios *tp, char *s)
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74{
75 struct cchar *cp;
76 char *ep, *p;
77 long tmp;
78
79 if ((s = strchr(s, ':')) == NULL)
80 gerr(NULL);
81 for (++s; s != NULL;) {
82 p = strsep(&s, ":\0");
83 if (!p || !*p)
84 break;
85 if (!(ep = strchr(p, '=')))
86 gerr(p);
87 *ep++ = '\0';
57fed2af 88 sscanf(ep, "%lx", &tmp);
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89
90#define CHK(s) (*p == s[0] && !strcmp(p, s))
91 if (CHK("cflag")) {
92 tp->c_cflag = tmp;
93 continue;
94 }
95 if (CHK("iflag")) {
96 tp->c_iflag = tmp;
97 continue;
98 }
99 if (CHK("ispeed")) {
57fed2af 100 sscanf(ep, "%ld", &tmp);
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101 tp->c_ispeed = tmp;
102 continue;
103 }
104 if (CHK("lflag")) {
105 tp->c_lflag = tmp;
106 continue;
107 }
108 if (CHK("oflag")) {
109 tp->c_oflag = tmp;
110 continue;
111 }
112 if (CHK("ospeed")) {
57fed2af 113 sscanf(ep, "%ld", &tmp);
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114 tp->c_ospeed = tmp;
115 continue;
116 }
117 for (cp = cchars1; cp->name != NULL; ++cp)
118 if (CHK(cp->name)) {
119 if (cp->sub == VMIN || cp->sub == VTIME)
57fed2af 120 sscanf(ep, "%ld", &tmp);
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121 tp->c_cc[cp->sub] = tmp;
122 break;
123 }
124 if (cp->name == NULL)
125 gerr(p);
126 }
127}