gfmt.c revision 50471 
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.
32 */
33
34#ifndef lint
35#if 0
36static char sccsid[] = "@(#)gfmt.c	8.6 (Berkeley) 4/2/94";
37#endif
38static const char rcsid[] =
39  "$FreeBSD: head/bin/stty/gfmt.c 50471 1999-08-27 23:15:48Z peter $";
40#endif /* not lint */
41
42#include <sys/types.h>
43
44#include <err.h>
45#include <stdio.h>
46#include <string.h>
47
48#include "stty.h"
49#include "extern.h"
50
51static void
52gerr(s)
53	char *s;
54{
55	if (s)
56		errx(1, "illegal gfmt1 option -- %s", s);
57	else
58		errx(1, "illegal gfmt1 option");
59}
60
61void
62gprint(tp, wp, ldisc)
63	struct termios *tp;
64	struct winsize *wp;
65	int ldisc;
66{
67	struct cchar *cp;
68
69	(void)printf("gfmt1:cflag=%lx:iflag=%lx:lflag=%lx:oflag=%lx:",
70	    (u_long)tp->c_cflag, (u_long)tp->c_iflag, (u_long)tp->c_lflag,
71	    (u_long)tp->c_oflag);
72	for (cp = cchars1; cp->name; ++cp)
73		(void)printf("%s=%x:", cp->name, tp->c_cc[cp->sub]);
74	(void)printf("ispeed=%lu:ospeed=%lu\n",
75	    (u_long)cfgetispeed(tp), (u_long)cfgetospeed(tp));
76}
77
78void
79gread(tp, s)
80	struct termios *tp;
81	char *s;
82{
83	struct cchar *cp;
84	char *ep, *p;
85	long tmp;
86
87	if ((s = strchr(s, ':')) == NULL)
88		gerr(NULL);
89	for (++s; s != NULL;) {
90		p = strsep(&s, ":\0");
91		if (!p || !*p)
92			break;
93		if (!(ep = strchr(p, '=')))
94			gerr(p);
95		*ep++ = '\0';
96		(void)sscanf(ep, "%lx", &tmp);
97
98#define	CHK(s)	(*p == s[0] && !strcmp(p, s))
99		if (CHK("cflag")) {
100			tp->c_cflag = tmp;
101			continue;
102		}
103		if (CHK("iflag")) {
104			tp->c_iflag = tmp;
105			continue;
106		}
107		if (CHK("ispeed")) {
108			(void)sscanf(ep, "%ld", &tmp);
109			tp->c_ispeed = tmp;
110			continue;
111		}
112		if (CHK("lflag")) {
113			tp->c_lflag = tmp;
114			continue;
115		}
116		if (CHK("oflag")) {
117			tp->c_oflag = tmp;
118			continue;
119		}
120		if (CHK("ospeed")) {
121			(void)sscanf(ep, "%ld", &tmp);
122			tp->c_ospeed = tmp;
123			continue;
124		}
125		for (cp = cchars1; cp->name != NULL; ++cp)
126			if (CHK(cp->name)) {
127				if (cp->sub == VMIN || cp->sub == VTIME)
128					(void)sscanf(ep, "%ld", &tmp);
129				tp->c_cc[cp->sub] = tmp;
130				break;
131			}
132		if (cp->name == NULL)
133			gerr(p);
134	}
135}
136