OpenSolaris_b135/ucbcmd/stty/stty.c
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#include <stdio.h>
#include <ctype.h>
#include <sys/types.h>
#include <termio.h>
#include <sys/stermio.h>
#include <sys/termiox.h>
#include "stty.h"
extern char *getenv();
extern void exit();
extern void perror();
static char *STTY = "stty: ";
static char *USAGE = "usage: stty [-agh] [modes]\n";
static int pitt = 0;
static struct termios cb;
static struct termio ocb; /* for non-streams devices */
static struct stio stio;
static struct termiox termiox;
static struct winsize winsize, owinsize;
static int term;
void prmodes(int);
void pramodes(int);
void prachars(void);
void pcol(int, int);
void pit(unsigned char, char *, char *);
void delay(int, char *s);
void prspeed(char *, int);
void prencode(void);
#define ioctl_desc 1
#define output stderr
int
main(int argc, char *argv[])
{
int i;
char *s_arg, *sttyparse(); /* s_arg: ptr to mode to be set */
extern const struct speeds speeds[];
if (argc == 2) {
/*
* "stty size", "stty speed" and "stty -g" are intended for
* use within backquotes; thus, they do the "fetch" "ioctl"
* from "/dev/tty" and always print their result on the
* standard output.
* Since their standard output is likely to be a pipe, they
* should not try to read the modes from the standard output.
*/
if (strcmp(argv[1], "size") == 0) {
if ((i = open("/dev/tty", 0)) < 0) {
perror("stty: Cannot open /dev/tty");
exit(2);
}
if (ioctl(i, TIOCGWINSZ, &winsize) < 0) {
perror("stty: TIOCGWINSZ");
exit(2);
}
(void) printf("%d %d\n",
winsize.ws_row, winsize.ws_col);
exit(0);
} else if (strcmp(argv[1], "speed") == 0) {
if ((i = open("/dev/tty", 0)) < 0) {
perror("stty: Cannot open /dev/tty");
exit(2);
}
if ((term = get_ttymode(i,
&ocb, &cb, &stio, &termiox, &winsize)) < 0) {
perror(STTY);
exit(2);
}
if (term & TERMIOS) {
for (i = 0; speeds[i].string; i++)
if (cfgetospeed(&cb) ==
speeds[i].speed) {
(void) printf("%s\n",
speeds[i].string);
exit(0);
}
} else {
for (i = 0; speeds[i].string; i++)
if ((cb.c_cflag&CBAUD) ==
speeds[i].speed) {
(void) printf("%s\n",
speeds[i].string);
exit(0);
}
}
(void) printf("unknown\n");
exit(1);
} else if (strcmp(argv[1], "-g") == 0) {
if ((i = open("/dev/tty", 0)) < 0) {
perror("stty: Cannot open /dev/tty");
exit(2);
}
if ((term = get_ttymode(i,
&ocb, &cb, &stio, &termiox, &winsize)) < 0) {
perror(STTY);
exit(2);
}
prencode();
exit(0);
}
}
if ((term = get_ttymode(ioctl_desc,
&ocb, &cb, &stio, &termiox, &winsize)) < 0) {
perror(STTY);
exit(2);
}
owinsize = winsize;
if (argc == 1) {
prmodes(0);
exit(0);
}
if ((argc == 2) && strcmp(argv[1], "all") == 0) {
prmodes(1);
exit(0);
}
if ((argc == 2) && strcmp(argv[1], "everything") == 0) {
pramodes(1);
exit(0);
}
if ((argc == 2) && (argv[1][0] == '-') && (argv[1][2] == '\0'))
switch (argv[1][1]) {
case 'a':
pramodes(0);
exit(0);
case 'h':
pramodes(1);
exit(0);
default:
(void) fprintf(stderr, "%s", USAGE);
exit(2);
}
if (s_arg = sttyparse(argc, argv,
term, &ocb, &cb, &termiox, &winsize)) {
(void) fprintf(stderr, "unknown mode: %s\n", s_arg);
exit(2);
}
if (set_ttymode(ioctl_desc,
term, &ocb, &cb, &stio, &termiox, &winsize, &owinsize) == -1) {
perror(STTY);
exit(2);
}
return (0); /*NOTREACHED*/
}
void
prmodes(int moremodes)
/* print modes, no options, argc is 1 */
{
int m;
if (!(term & ASYNC)) {
m = stio.imode;
if (m & IUCLC)
(void) fprintf(output, "iuclc ");
else
(void) fprintf(output, "-iuclc ");
m = stio.omode;
if (m & OLCUC)
(void) fprintf(output, "olcuc ");
else
(void) fprintf(output, "-olcuc ");
if (m & TAB3)
(void) fprintf(output, "tab3 ");
m = stio.lmode;
if (m & XCASE)
(void) fprintf(output, "xcase ");
else
(void) fprintf(output, "-xcase ");
if (m & STFLUSH)
(void) fprintf(output, "stflush ");
else
(void) fprintf(output, "-stflush ");
if (m & STWRAP)
(void) fprintf(output, "stwrap ");
else
(void) fprintf(output, "-stwrap ");
if (m & STAPPL)
(void) fprintf(output, "stappl ");
else
(void) fprintf(output, "-stappl ");
(void) fprintf(output, "\n");
}
if (term & ASYNC) {
m = cb.c_cflag;
if ((term & TERMIOS) && cfgetispeed(&cb) != 0 &&
cfgetispeed(&cb) != cfgetospeed(&cb)) {
prspeed("ispeed ", cfgetispeed(&cb));
prspeed("ospeed ", cfgetospeed(&cb));
} else
prspeed("speed ", cfgetospeed(&cb));
if (m & PARENB) {
if ((m & PAREXT) && (term & TERMIOS)) {
if (m & PARODD)
(void) fprintf(output, "markp ");
else
(void) fprintf(output, "spacep ");
} else {
if (m & PARODD)
(void) fprintf(output, "oddp ");
else
(void) fprintf(output, "evenp ");
}
} else
(void) fprintf(output, "-parity ");
if (((m & PARENB) && !(m & CS7)) ||
(!(m & PARENB) && !(m & CS8)))
(void) fprintf(output, "cs%c ", '5' + (m & CSIZE)/CS6);
if (m & CSTOPB)
(void) fprintf(output, "cstopb ");
if (m & HUPCL)
(void) fprintf(output, "hupcl ");
if (!(m & CREAD))
(void) fprintf(output, "-cread ");
if (m & CLOCAL)
(void) fprintf(output, "clocal ");
if (m & LOBLK)
(void) fprintf(output, "loblk ");
(void) fprintf(output, "\n");
if (ocb.c_line != 0)
(void) fprintf(output, "line = %d; ", ocb.c_line);
if (term & WINDOW) {
(void) fprintf(output, "rows = %d; columns = %d;",
winsize.ws_row, winsize.ws_col);
(void) fprintf(output, " ypixels = %d; xpixels = %d;\n",
winsize.ws_ypixel, winsize.ws_xpixel);
}
if ((cb.c_lflag & ICANON) == 0)
(void) fprintf(output, "min = %d; time = %d;\n",
cb.c_cc[VMIN], cb.c_cc[VTIME]);
if (!moremodes) {
if (cb.c_cc[VINTR] != CINTR)
pit(cb.c_cc[VINTR], "intr", "; ");
if (cb.c_cc[VQUIT] != CQUIT)
pit(cb.c_cc[VQUIT], "quit", "; ");
if (cb.c_cc[VERASE] != CERASE)
pit(cb.c_cc[VERASE], "erase", "; ");
if (cb.c_cc[VKILL] != CKILL)
pit(cb.c_cc[VKILL], "kill", "; ");
if (cb.c_cc[VEOF] != CEOF)
pit(cb.c_cc[VEOF], "eof", "; ");
if (cb.c_cc[VEOL] != CNUL)
pit(cb.c_cc[VEOL], "eol", "; ");
if (cb.c_cc[VEOL2] != CNUL)
pit(cb.c_cc[VEOL2], "eol2", "; ");
if (cb.c_cc[VSWTCH] != CSWTCH)
pit(cb.c_cc[VSWTCH], "swtch", "; ");
if (term & TERMIOS) {
if (cb.c_cc[VSTART] != CSTART)
pit(cb.c_cc[VSTART], "start", "; ");
if (cb.c_cc[VSTOP] != CSTOP)
pit(cb.c_cc[VSTOP], "stop", "; ");
if (cb.c_cc[VSUSP] != CSUSP)
pit(cb.c_cc[VSUSP], "susp", "; ");
if (cb.c_cc[VDSUSP] != CDSUSP)
pit(cb.c_cc[VDSUSP], "dsusp", "; ");
if (cb.c_cc[VREPRINT] != CRPRNT)
pit(cb.c_cc[VREPRINT], "rprnt", "; ");
if (cb.c_cc[VDISCARD] != CFLUSH)
pit(cb.c_cc[VDISCARD], "flush", "; ");
if (cb.c_cc[VWERASE] != CWERASE)
pit(cb.c_cc[VWERASE], "werase", "; ");
if (cb.c_cc[VLNEXT] != CLNEXT)
pit(cb.c_cc[VLNEXT], "lnext", "; ");
}
}
if (pitt)
(void) fprintf(output, "\n");
m = cb.c_iflag;
if (m & IGNBRK)
(void) fprintf(output, "ignbrk ");
else if (!(m & BRKINT))
(void) fprintf(output, "-brkint ");
if (!(m & INPCK))
(void) fprintf(output, "-inpck ");
else if (!(m & IGNPAR))
(void) fprintf(output, "-ignpar ");
if (m & PARMRK)
(void) fprintf(output, "parmrk ");
if (!(m & ISTRIP))
(void) fprintf(output, "-istrip ");
if (m & INLCR)
(void) fprintf(output, "inlcr ");
if (m & IGNCR)
(void) fprintf(output, "igncr ");
if (!(m & ICRNL))
(void) fprintf(output, "-icrnl ");
if (m & IUCLC)
(void) fprintf(output, "iuclc ");
if (!(m & IXON))
(void) fprintf(output, "-ixon ");
else if (m & IXANY)
(void) fprintf(output, "ixany ");
if (m & IXOFF)
(void) fprintf(output, "ixoff ");
if ((term & TERMIOS) && (m & IMAXBEL))
(void) fprintf(output, "imaxbel ");
m = cb.c_oflag;
if (!(m & OPOST))
(void) fprintf(output, "-opost ");
else {
if (m & OLCUC)
(void) fprintf(output, "olcuc ");
if (!(m & ONLCR))
(void) fprintf(output, "-onlcr ");
if (m & OCRNL)
(void) fprintf(output, "ocrnl ");
if (m & ONOCR)
(void) fprintf(output, "onocr ");
if (m & ONLRET)
(void) fprintf(output, "onlret ");
if (m & OFILL)
if (m & OFDEL)
(void) fprintf(output, "del-fill ");
else
(void) fprintf(output, "nul-fill ");
delay((m & CRDLY)/CR1, "cr");
delay((m & NLDLY)/NL1, "nl");
if ((m & TABDLY) == XTABS)
(void) fprintf(output, "-tabs ");
else
delay((m & TABDLY)/TAB1, "tab");
delay((m & BSDLY)/BS1, "bs");
delay((m & VTDLY)/VT1, "vt");
delay((m & FFDLY)/FF1, "ff");
}
(void) fprintf(output, "\n");
m = cb.c_lflag;
if (!(m & ISIG))
(void) fprintf(output, "-isig ");
if (!(m & ICANON))
(void) fprintf(output, "-icanon ");
if (m & XCASE)
(void) fprintf(output, "xcase ");
if (!(m & ECHO))
(void) fprintf(output, "-echo ");
if (m & ECHOE) {
if (m & ECHOKE)
(void) fprintf(output, "crt ");
else
(void) fprintf(output, "echoe -echoke ");
} else {
if (!(m & ECHOPRT))
(void) fprintf(output, "-echoprt ");
}
if (!(m & ECHOK))
(void) fprintf(output, "-echok ");
if (m & ECHONL)
(void) fprintf(output, "echonl ");
if (m & NOFLSH)
(void) fprintf(output, "noflsh ");
if (m & TOSTOP)
(void) fprintf(output, "tostop ");
if (!(m & ECHOCTL))
(void) fprintf(output, "-echoctl ");
if (m & DEFECHO)
(void) fprintf(output, "defecho ");
if (m & FLUSHO)
(void) fprintf(output, "flusho ");
if (m & PENDIN)
(void) fprintf(output, "pendin ");
if (m & IEXTEN)
(void) fprintf(output, "iexten ");
(void) fprintf(output, "\n");
}
if (term & FLOW) {
m = termiox.x_hflag;
if (m & RTSXOFF)
(void) fprintf(output, "rtsxoff ");
if (m & CTSXON)
(void) fprintf(output, "ctsxon ");
if (m & DTRXOFF)
(void) fprintf(output, "dterxoff ");
if (m & CDXON)
(void) fprintf(output, "rlsdxon ");
if (m & ISXOFF)
(void) fprintf(output, "isxoff ");
m = termiox.x_cflag;
switch (m & XMTCLK) {
case XCIBRG:
(void) fprintf(output, "xcibrg ");
break;
case XCTSET:
(void) fprintf(output, "xctset ");
break;
case XCRSET:
(void) fprintf(output, "xcrset ");
break;
}
switch (m & RCVCLK) {
case RCIBRG:
(void) fprintf(output, "rcibrg ");
break;
case RCTSET:
(void) fprintf(output, "rctset ");
break;
case RCRSET:
(void) fprintf(output, "rcrset ");
break;
}
switch (m & TSETCLK) {
case TSETCOFF:
(void) fprintf(output, "tsetcoff ");
break;
case TSETCRBRG:
(void) fprintf(output, "tsetcrc ");
break;
case TSETCTBRG:
(void) fprintf(output, "tsetcxc ");
break;
}
switch (m & RSETCLK) {
case RSETCOFF:
(void) fprintf(output, "rsetcoff ");
break;
case RSETCRBRG:
(void) fprintf(output, "rsetcrc ");
break;
case RSETCTBRG:
(void) fprintf(output, "rsetcxc ");
}
(void) fprintf(output, "\n");
}
if (moremodes)
prachars();
}
void
pramodes(int tabform)
/* print all modes, -a option */
{
int m;
m = cb.c_cflag;
if (term & ASYNC) {
if ((term & TERMIOS) && cfgetispeed(&cb) != 0 &&
cfgetispeed(&cb) != cfgetospeed(&cb)) {
prspeed("ispeed ", cfgetispeed(&cb));
prspeed("ospeed ", cfgetospeed(&cb));
} else
prspeed("speed ", cfgetospeed(&cb));
if (!(term & TERMIOS))
(void) fprintf(output, "line = %d; ", ocb.c_line);
(void) fprintf(output, "\n");
if (term & WINDOW) {
(void) fprintf(output, "rows = %d columns = %d; ",
winsize.ws_row, winsize.ws_col);
(void) fprintf(output, "ypixels = %d xpixels = %d\n",
winsize.ws_ypixel, winsize.ws_xpixel);
}
if ((cb.c_lflag & ICANON) == 0)
(void) fprintf(output, "min = %d; time = %d;\n",
cb.c_cc[VMIN], cb.c_cc[VTIME]);
if (!tabform) {
pit(cb.c_cc[VINTR], "intr", "; ");
pit(cb.c_cc[VQUIT], "quit", "; ");
pit(cb.c_cc[VERASE], "erase", "; ");
pit(cb.c_cc[VKILL], "kill", ";\n");
pit(cb.c_cc[VEOF], "eof", "; ");
pit(cb.c_cc[VEOL], "eol", "; ");
pit(cb.c_cc[VEOL2], "eol2", "; ");
pit(cb.c_cc[VSWTCH], "swtch", ";\n");
if (term & TERMIOS) {
pit(cb.c_cc[VSTART], "start", "; ");
pit(cb.c_cc[VSTOP], "stop", "; ");
pit(cb.c_cc[VSUSP], "susp", "; ");
pit(cb.c_cc[VDSUSP], "dsusp", ";\n");
pit(cb.c_cc[VREPRINT], "rprnt", "; ");
pit(cb.c_cc[VDISCARD], "flush", "; ");
pit(cb.c_cc[VWERASE], "werase", "; ");
pit(cb.c_cc[VLNEXT], "lnext", ";\n");
}
}
} else
pit((unsigned)stio.tab, "ctab", "\n");
m = cb.c_cflag;
(void) fprintf(output, "-parenb " + ((m & PARENB) != 0));
(void) fprintf(output, "-parodd " + ((m & PARODD) != 0));
(void) fprintf(output, "cs%c ", '5'+ (m & CSIZE)/CS6);
(void) fprintf(output, "-cstopb " + ((m & CSTOPB) != 0));
(void) fprintf(output, "-hupcl " + ((m & HUPCL) != 0));
(void) fprintf(output, "-cread " + ((m & CREAD) != 0));
(void) fprintf(output, "-clocal " + ((m & CLOCAL) != 0));
(void) fprintf(output, "-loblk " + ((m & LOBLK) != 0));
if (term & TERMIOS)
(void) fprintf(output, "-parext " + ((m & PAREXT) != 0));
(void) fprintf(output, "\n");
m = cb.c_iflag;
(void) fprintf(output, "-ignbrk " + ((m & IGNBRK) != 0));
(void) fprintf(output, "-brkint " + ((m & BRKINT) != 0));
(void) fprintf(output, "-ignpar " + ((m & IGNPAR) != 0));
(void) fprintf(output, "-parmrk " + ((m & PARMRK) != 0));
(void) fprintf(output, "-inpck " + ((m & INPCK) != 0));
(void) fprintf(output, "-istrip " + ((m & ISTRIP) != 0));
(void) fprintf(output, "-inlcr " + ((m & INLCR) != 0));
(void) fprintf(output, "-igncr " + ((m & IGNCR) != 0));
(void) fprintf(output, "-icrnl " + ((m & ICRNL) != 0));
(void) fprintf(output, "-iuclc " + ((m & IUCLC) != 0));
(void) fprintf(output, "\n");
(void) fprintf(output, "-ixon " + ((m & IXON) != 0));
(void) fprintf(output, "-ixany " + ((m & IXANY) != 0));
(void) fprintf(output, "-ixoff " + ((m & IXOFF) != 0));
if (term & TERMIOS)
(void) fprintf(output, "-imaxbel " + ((m & IMAXBEL) != 0));
(void) fprintf(output, "\n");
m = cb.c_lflag;
(void) fprintf(output, "-isig " + ((m & ISIG) != 0));
(void) fprintf(output, "-icanon " + ((m & ICANON) != 0));
(void) fprintf(output, "-xcase " + ((m & XCASE) != 0));
(void) fprintf(output, "-echo " + ((m & ECHO) != 0));
(void) fprintf(output, "-echoe " + ((m & ECHOE) != 0));
(void) fprintf(output, "-echok " + ((m & ECHOK) != 0));
(void) fprintf(output, "-echonl " + ((m & ECHONL) != 0));
(void) fprintf(output, "-noflsh " + ((m & NOFLSH) != 0));
if (term & TERMIOS) {
(void) fprintf(output, "\n");
(void) fprintf(output, "-tostop " + ((m & TOSTOP) != 0));
(void) fprintf(output, "-echoctl " + ((m & ECHOCTL) != 0));
(void) fprintf(output, "-echoprt " + ((m & ECHOPRT) != 0));
(void) fprintf(output, "-echoke " + ((m & ECHOKE) != 0));
(void) fprintf(output, "-defecho " + ((m & DEFECHO) != 0));
(void) fprintf(output, "-flusho " + ((m & FLUSHO) != 0));
(void) fprintf(output, "-pendin " + ((m & PENDIN) != 0));
(void) fprintf(output, "-iexten " + ((m & IEXTEN) != 0));
}
if (!(term & ASYNC)) {
(void) fprintf(output, "-stflush " + ((m & STFLUSH) != 0));
(void) fprintf(output, "-stwrap " + ((m & STWRAP) != 0));
(void) fprintf(output, "-stappl " + ((m & STAPPL) != 0));
}
(void) fprintf(output, "\n");
m = cb.c_oflag;
(void) fprintf(output, "-opost " + ((m & OPOST) != 0));
(void) fprintf(output, "-olcuc " + ((m & OLCUC) != 0));
(void) fprintf(output, "-onlcr " + ((m & ONLCR) != 0));
(void) fprintf(output, "-ocrnl " + ((m & OCRNL) != 0));
(void) fprintf(output, "-onocr " + ((m & ONOCR) != 0));
(void) fprintf(output, "-onlret " + ((m & ONLRET) != 0));
(void) fprintf(output, "-ofill " + ((m & OFILL) != 0));
(void) fprintf(output, "-ofdel " + ((m & OFDEL) != 0));
delay((m & CRDLY)/CR1, "cr");
delay((m & NLDLY)/NL1, "nl");
if ((m & TABDLY) == XTABS)
(void) fprintf(output, "-tabs ");
else
delay((m & TABDLY)/TAB1, "tab");
delay((m & BSDLY)/BS1, "bs");
delay((m & VTDLY)/VT1, "vt");
delay((m & FFDLY)/FF1, "ff");
(void) fprintf(output, "\n");
if (term & FLOW) {
m = termiox.x_hflag;
(void) fprintf(output, "-rtsxoff " + ((m & RTSXOFF) != 0));
(void) fprintf(output, "-ctsxon " + ((m & CTSXON) != 0));
(void) fprintf(output, "-dterxoff " + ((m & DTRXOFF) != 0));
(void) fprintf(output, "-rlsdxon " + ((m & CDXON) != 0));
(void) fprintf(output, "-isxoff " + ((m & ISXOFF) != 0));
m = termiox.x_cflag;
switch (m & XMTCLK) {
case XCIBRG:
(void) fprintf(output, "xcibrg ");
break;
case XCTSET:
(void) fprintf(output, "xctset ");
break;
case XCRSET:
(void) fprintf(output, "xcrset ");
break;
}
switch (m & RCVCLK) {
case RCIBRG:
(void) fprintf(output, "rcibrg ");
break;
case RCTSET:
(void) fprintf(output, "rctset ");
break;
case RCRSET:
(void) fprintf(output, "rcrset ");
break;
}
switch (m & TSETCLK) {
case TSETCOFF:
(void) fprintf(output, "tsetcoff ");
break;
case TSETCRBRG:
(void) fprintf(output, "tsetcrc ");
break;
case TSETCTBRG:
(void) fprintf(output, "tsetcxc ");
break;
}
switch (m & RSETCLK) {
case RSETCOFF:
(void) fprintf(output, "rsetcoff ");
break;
case RSETCRBRG:
(void) fprintf(output, "rsetcrc ");
break;
case RSETCTBRG:
(void) fprintf(output, "rsetcxc ");
break;
}
(void) fprintf(output, "\n");
}
if (tabform)
prachars();
}
void
prachars(void)
{
if ((cb.c_lflag & ICANON) == 0)
(void) fprintf(output, "min %d, time %d\n", cb.c_cc[VMIN],
cb.c_cc[VTIME]);
(void) fprintf(output, "\
erase kill werase rprnt flush lnext susp intr quit stop eof\
\n");
pcol(cb.c_cc[VERASE], 0);
pcol(cb.c_cc[VKILL], 0);
pcol(cb.c_cc[VWERASE], 0);
pcol(cb.c_cc[VREPRINT], 0);
pcol(cb.c_cc[VDISCARD], 0);
pcol(cb.c_cc[VLNEXT], 0);
pcol(cb.c_cc[VSUSP], cb.c_cc[VDSUSP]);
pcol(cb.c_cc[VINTR], 0);
pcol(cb.c_cc[VQUIT], 0);
pcol(cb.c_cc[VSTOP], cb.c_cc[VSTART]);
if (cb.c_lflag&ICANON)
pcol(cb.c_cc[VEOF], cb.c_cc[VEOL]);
(void) fprintf(output, "\n");
if (cb.c_cc[VEOL2] != 0 || cb.c_cc[VSWTCH] != 0) {
(void) fprintf(output, "\
eol2 swtch\
\n");
pcol(cb.c_cc[VEOL2], 0);
pcol(cb.c_cc[VSWTCH], 0);
(void) fprintf(output, "\n");
}
}
void
pcol(int ch1, int ch2)
{
int nout = 0;
ch1 &= 0377;
ch2 &= 0377;
if (ch1 == ch2)
ch2 = 0;
for (; ch1 != 0 || ch2 != 0; ch1 = ch2, ch2 = 0) {
if (ch1 == 0)
continue;
if (ch1 & 0200 && !isprint(ch1)) {
(void) fprintf(output, "M-");
nout += 2;
ch1 &= ~ 0200;
}
if (ch1 == 0177) {
(void) fprintf(output, "^");
nout++;
ch1 = '?';
} else if (ch1 < ' ') {
(void) fprintf(output, "^");
nout++;
ch1 += '@';
}
(void) fprintf(output, "%c", ch1);
nout++;
if (ch2 != 0) {
(void) fprintf(output, "/");
nout++;
}
}
while (nout < 7) {
(void) fprintf(output, " ");
nout++;
}
}
void
pit(unsigned char what, char *itsname, char *sep)
/* print function for prmodes() and pramodes() */
{
pitt++;
(void) fprintf(output, "%s", itsname);
if ((term & TERMIOS) && what == _POSIX_VDISABLE ||
!(term & TERMIOS) && what == 0200) {
(void) fprintf(output, " = <undef>%s", sep);
return;
}
(void) fprintf(output, " = ");
if (what & 0200 && !isprint(what)) {
(void) fprintf(output, "-");
what &= ~ 0200;
}
if (what == 0177) {
(void) fprintf(output, "^?%s", sep);
return;
} else if (what < ' ') {
(void) fprintf(output, "^");
what += '`';
}
(void) fprintf(output, "%c%s", what, sep);
}
void
delay(int m, char *s)
{
if (m)
(void) fprintf(output, "%s%d ", s, m);
}
long speed[] = {
0, 50, 75, 110, 134, 150, 200, 300,
600, 1200, 1800, 2400, 4800, 9600, 19200, 38400,
57600, 76800, 115200, 153600, 230400, 307200, 460800, 921600
};
void
prspeed(char *c, int s)
{
(void) fprintf(output, "%s%d baud; ", c, speed[s]);
}
/*
* print current settings for use with
* another stty cmd, used for -g option
*/
void
prencode(void)
{
int i, last;
/* Since the -g option is mostly used for redirecting to a file */
/* We must print to stdout here, not stderr */
(void) printf("%x:%x:%x:%x:", cb.c_iflag, cb.c_oflag,
cb.c_cflag, cb.c_lflag);
if (term & TERMIOS)
/* last control slot is unused */
last = NCCS - 2;
else
last = NCC - 1;
for (i = 0; i < last; i++)
(void) printf("%x:", cb.c_cc[i]);
(void) printf("%x\n", cb.c_cc[last]);
}