minix/bin/stty/modes.c

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/* $NetBSD: modes.c,v 1.17 2006/10/16 00:37:55 christos Exp $ */
/*-
* Copyright (c) 1991, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)modes.c 8.3 (Berkeley) 4/2/94";
#else
__RCSID("$NetBSD: modes.c,v 1.17 2006/10/16 00:37:55 christos Exp $");
#endif
#endif /* not lint */
#include <sys/types.h>
#include <stddef.h>
#include <string.h>
#include "stty.h"
#include "extern.h"
struct modes {
const char *name;
tcflag_t set;
tcflag_t unset;
};
/*
* The code in optlist() depends on minus options following regular
* options, i.e. "foo" must immediately precede "-foo".
*/
const struct modes cmodes[] = {
{ "cs5", CS5, CSIZE },
{ "cs6", CS6, CSIZE },
{ "cs7", CS7, CSIZE },
{ "cs8", CS8, CSIZE },
{ "cstopb", CSTOPB, 0 },
{ "-cstopb", 0, CSTOPB },
{ "cread", CREAD, 0 },
{ "-cread", 0, CREAD },
{ "parenb", PARENB, 0 },
{ "-parenb", 0, PARENB },
{ "parodd", PARODD, 0 },
{ "-parodd", 0, PARODD },
{ "parity", PARENB | CS7, PARODD | CSIZE },
{ "-parity", CS8, PARODD | PARENB | CSIZE },
{ "evenp", PARENB | CS7, PARODD | CSIZE },
{ "-evenp", CS8, PARODD | PARENB | CSIZE },
{ "oddp", PARENB | CS7 | PARODD, CSIZE },
{ "-oddp", CS8, PARODD | PARENB | CSIZE },
{ "pass8", CS8, PARODD | PARENB | CSIZE },
{ "-pass8", PARENB | CS7, PARODD | CSIZE },
{ "hupcl", HUPCL, 0 },
{ "-hupcl", 0, HUPCL },
{ "hup", HUPCL, 0 },
{ "-hup", 0, HUPCL },
{ "clocal", CLOCAL, 0 },
{ "-clocal", 0, CLOCAL },
{ "crtscts", CRTSCTS, 0 },
{ "-crtscts", 0, CRTSCTS },
{ "mdmbuf", MDMBUF, 0 },
{ "-mdmbuf", 0, MDMBUF },
{ "cdtrcts", CDTRCTS, 0 },
{ "-cdtrcts", 0, CDTRCTS },
{ .name = NULL },
};
const struct modes imodes[] = {
{ "ignbrk", IGNBRK, 0 },
{ "-ignbrk", 0, IGNBRK },
{ "brkint", BRKINT, 0 },
{ "-brkint", 0, BRKINT },
{ "ignpar", IGNPAR, 0 },
{ "-ignpar", 0, IGNPAR },
{ "parmrk", PARMRK, 0 },
{ "-parmrk", 0, PARMRK },
{ "inpck", INPCK, 0 },
{ "-inpck", 0, INPCK },
{ "istrip", ISTRIP, 0 },
{ "-istrip", 0, ISTRIP },
{ "inlcr", INLCR, 0 },
{ "-inlcr", 0, INLCR },
{ "igncr", IGNCR, 0 },
{ "-igncr", 0, IGNCR },
{ "icrnl", ICRNL, 0 },
{ "-icrnl", 0, ICRNL },
{ "ixon", IXON, 0 },
{ "-ixon", 0, IXON },
{ "flow", IXON, 0 },
{ "-flow", 0, IXON },
{ "ixoff", IXOFF, 0 },
{ "-ixoff", 0, IXOFF },
{ "tandem", IXOFF, 0 },
{ "-tandem", 0, IXOFF },
{ "ixany", IXANY, 0 },
{ "-ixany", 0, IXANY },
{ "decctlq", 0, IXANY },
{ "-decctlq", IXANY, 0 },
{ "imaxbel", IMAXBEL, 0 },
{ "-imaxbel", 0, IMAXBEL },
{ .name = NULL },
};
const struct modes lmodes[] = {
{ "echo", ECHO, 0 },
{ "-echo", 0, ECHO },
{ "echoe", ECHOE, 0 },
{ "-echoe", 0, ECHOE },
{ "crterase", ECHOE, 0 },
{ "-crterase", 0, ECHOE },
{ "crtbs", ECHOE, 0 }, /* crtbs not supported, close enough */
{ "-crtbs", 0, ECHOE },
{ "echok", ECHOK, 0 },
{ "-echok", 0, ECHOK },
{ "echoke", ECHOKE, 0 },
{ "-echoke", 0, ECHOKE },
{ "crtkill", ECHOKE, 0 },
{ "-crtkill", 0, ECHOKE },
{ "altwerase", ALTWERASE, 0 },
{ "-altwerase", 0, ALTWERASE },
{ "iexten", IEXTEN, 0 },
{ "-iexten", 0, IEXTEN },
{ "echonl", ECHONL, 0 },
{ "-echonl", 0, ECHONL },
{ "echoctl", ECHOCTL, 0 },
{ "-echoctl", 0, ECHOCTL },
{ "ctlecho", ECHOCTL, 0 },
{ "-ctlecho", 0, ECHOCTL },
{ "echoprt", ECHOPRT, 0 },
{ "-echoprt", 0, ECHOPRT },
{ "prterase", ECHOPRT, 0 },
{ "-prterase", 0, ECHOPRT },
{ "isig", ISIG, 0 },
{ "-isig", 0, ISIG },
{ "icanon", ICANON, 0 },
{ "-icanon", 0, ICANON },
{ "noflsh", NOFLSH, 0 },
{ "-noflsh", 0, NOFLSH },
{ "tostop", TOSTOP, 0 },
{ "-tostop", 0, TOSTOP },
{ "flusho", FLUSHO, 0 },
{ "-flusho", 0, FLUSHO },
{ "pendin", PENDIN, 0 },
{ "-pendin", 0, PENDIN },
{ "crt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT },
{ "-crt", ECHOK, ECHOE|ECHOKE|ECHOCTL },
{ "newcrt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT },
{ "-newcrt", ECHOK, ECHOE|ECHOKE|ECHOCTL },
{ "nokerninfo", NOKERNINFO, 0 },
{ "-nokerninfo",0, NOKERNINFO },
{ "kerninfo", 0, NOKERNINFO },
{ "-kerninfo", NOKERNINFO, 0 },
{ .name = NULL },
};
const struct modes omodes[] = {
{ "opost", OPOST, 0 },
{ "-opost", 0, OPOST },
{ "litout", 0, OPOST },
{ "-litout", OPOST, 0 },
{ "onlcr", ONLCR, 0 },
{ "-onlcr", 0, ONLCR },
{ "ocrnl", OCRNL, 0 },
{ "-ocrnl", 0, OCRNL },
{ "tabs", 0, OXTABS }, /* "preserve" tabs */
{ "-tabs", OXTABS, 0 },
{ "oxtabs", OXTABS, 0 },
{ "-oxtabs", 0, OXTABS },
{ "onocr", ONOCR, 0 },
{ "-onocr", 0, ONOCR },
{ "onlret", ONLRET, 0 },
{ "-onlret", 0, ONLRET },
{ .name = NULL },
};
#define CHK(s) (!strcmp(name, s))
int
msearch(char ***argvp, struct info *ip)
{
const struct modes *mp;
char *name;
name = **argvp;
for (mp = cmodes; mp->name; ++mp)
if (CHK(mp->name)) {
ip->t.c_cflag &= ~mp->unset;
ip->t.c_cflag |= mp->set;
ip->set = 1;
return (1);
}
for (mp = imodes; mp->name; ++mp)
if (CHK(mp->name)) {
ip->t.c_iflag &= ~mp->unset;
ip->t.c_iflag |= mp->set;
ip->set = 1;
return (1);
}
for (mp = lmodes; mp->name; ++mp)
if (CHK(mp->name)) {
ip->t.c_lflag &= ~mp->unset;
ip->t.c_lflag |= mp->set;
ip->set = 1;
return (1);
}
for (mp = omodes; mp->name; ++mp)
if (CHK(mp->name)) {
ip->t.c_oflag &= ~mp->unset;
ip->t.c_oflag |= mp->set;
ip->set = 1;
return (1);
}
return (0);
}