gfmt.c revision 1556 
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
35static char sccsid[] = "@(#)gfmt.c	8.6 (Berkeley) 4/2/94";
36#endif /* not lint */
37
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
47static void
48gerr(s)
49	char *s;
50{
51	if (s)
52		errx(1, "illegal gfmt1 option -- %s", s);
53	else
54		errx(1, "illegal gfmt1 option");
55}
56
57void
58gprint(tp, wp, ldisc)
59	struct termios *tp;
60	struct winsize *wp;
61	int ldisc;
62{
63	struct cchar *cp;
64
65	(void)printf("gfmt1:cflag=%x:iflag=%x:lflag=%x:oflag=%x:",
66	    tp->c_cflag, tp->c_iflag, tp->c_lflag, tp->c_oflag);
67	for (cp = cchars1; cp->name; ++cp)
68		(void)printf("%s=%x:", cp->name, tp->c_cc[cp->sub]);
69	(void)printf("ispeed=%d:ospeed=%d\n", cfgetispeed(tp), cfgetospeed(tp));
70}
71
72void
73gread(tp, s)
74	struct termios *tp;
75	char *s;
76{
77	struct cchar *cp;
78	char *ep, *p;
79	long tmp;
80
81	if ((s = strchr(s, ':')) == NULL)
82		gerr(NULL);
83	for (++s; s != NULL;) {
84		p = strsep(&s, ":\0");
85		if (!p || !*p)
86			break;
87		if (!(ep = strchr(p, '=')))
88			gerr(p);
89		*ep++ = '\0';
90		(void)sscanf(ep, "%lx", &tmp);
91
92#define	CHK(s)	(*p == s[0] && !strcmp(p, s))
93		if (CHK("cflag")) {
94			tp->c_cflag = tmp;
95			continue;
96		}
97		if (CHK("iflag")) {
98			tp->c_iflag = tmp;
99			continue;
100		}
101		if (CHK("ispeed")) {
102			(void)sscanf(ep, "%ld", &tmp);
103			tp->c_ispeed = tmp;
104			continue;
105		}
106		if (CHK("lflag")) {
107			tp->c_lflag = tmp;
108			continue;
109		}
110		if (CHK("oflag")) {
111			tp->c_oflag = tmp;
112			continue;
113		}
114		if (CHK("ospeed")) {
115			(void)sscanf(ep, "%ld", &tmp);
116			tp->c_ospeed = tmp;
117			continue;
118		}
119		for (cp = cchars1; cp->name != NULL; ++cp)
120			if (CHK(cp->name)) {
121				if (cp->sub == VMIN || cp->sub == VTIME)
122					(void)sscanf(ep, "%ld", &tmp);
123				tp->c_cc[cp->sub] = tmp;
124				break;
125			}
126		if (cp->name == NULL)
127			gerr(p);
128	}
129}
130