gfmt.c revision 114576 
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
38#endif /* not lint */
39#include <sys/cdefs.h>
40__FBSDID("$FreeBSD: head/bin/stty/gfmt.c 114576 2003-05-03 10:16:51Z markm $");
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 gerr(const char *s);
52
53static void
54gerr(const char *s)
55{
56	if (s)
57		errx(1, "illegal gfmt1 option -- %s", s);
58	else
59		errx(1, "illegal gfmt1 option");
60}
61
62void
63gprint(struct termios *tp, struct winsize *wp __unused, int ldisc __unused)
64{
65	struct cchar *cp;
66
67	(void)printf("gfmt1:cflag=%lx:iflag=%lx:lflag=%lx:oflag=%lx:",
68	    (u_long)tp->c_cflag, (u_long)tp->c_iflag, (u_long)tp->c_lflag,
69	    (u_long)tp->c_oflag);
70	for (cp = cchars1; cp->name; ++cp)
71		(void)printf("%s=%x:", cp->name, tp->c_cc[cp->sub]);
72	(void)printf("ispeed=%lu:ospeed=%lu\n",
73	    (u_long)cfgetispeed(tp), (u_long)cfgetospeed(tp));
74}
75
76void
77gread(struct termios *tp, char *s)
78{
79	struct cchar *cp;
80	char *ep, *p;
81	long tmp;
82
83	if ((s = strchr(s, ':')) == NULL)
84		gerr(NULL);
85	for (++s; s != NULL;) {
86		p = strsep(&s, ":\0");
87		if (!p || !*p)
88			break;
89		if (!(ep = strchr(p, '=')))
90			gerr(p);
91		*ep++ = '\0';
92		(void)sscanf(ep, "%lx", (u_long *)&tmp);
93
94#define	CHK(s)	(*p == s[0] && !strcmp(p, s))
95		if (CHK("cflag")) {
96			tp->c_cflag = tmp;
97			continue;
98		}
99		if (CHK("iflag")) {
100			tp->c_iflag = tmp;
101			continue;
102		}
103		if (CHK("ispeed")) {
104			(void)sscanf(ep, "%ld", &tmp);
105			tp->c_ispeed = tmp;
106			continue;
107		}
108		if (CHK("lflag")) {
109			tp->c_lflag = tmp;
110			continue;
111		}
112		if (CHK("oflag")) {
113			tp->c_oflag = tmp;
114			continue;
115		}
116		if (CHK("ospeed")) {
117			(void)sscanf(ep, "%ld", &tmp);
118			tp->c_ospeed = tmp;
119			continue;
120		}
121		for (cp = cchars1; cp->name != NULL; ++cp)
122			if (CHK(cp->name)) {
123				if (cp->sub == VMIN || cp->sub == VTIME)
124					(void)sscanf(ep, "%ld", &tmp);
125				tp->c_cc[cp->sub] = tmp;
126				break;
127			}
128		if (cp->name == NULL)
129			gerr(p);
130	}
131}
132