_nc_set_tty_mode(TTY * buf)
{
if (cur_term == 0
|| SET_TTY(cur_term->Filedes, buf) != 0)
return (ERR);
TR(TRACE_BITS, ("_nc_set_tty_mode(%d): %s",
cur_term->Filedes, _nc_trace_ttymode(buf)));
return (OK);
}
static void
exit_error(void)
{
if (can_restore)
SET_TTY(STDERR_FILENO, &original);
(void) fprintf(stderr, "\n");
fflush(stderr);
ExitProgram(EXIT_FAILURE);
/* NOTREACHED */
}
_nc_set_tty_mode(TTY * buf)
{
if (cur_term == 0
|| SET_TTY(cur_term->Filedes, buf) != 0) {
if ((errno == ENOTTY) && (SP != 0))
SP->_notty = TRUE;
return (ERR);
}
TR(TRACE_BITS, ("_nc_set_tty_mode(%d): %s",
cur_term->Filedes, _nc_trace_ttymode(buf)));
return (OK);
}
/* Output startup string. */
static void
set_init(void)
{
char *p;
bool settle;
#ifdef __OBSOLETE__
if (pad_char != (char *) 0) /* Get/set pad character. */
PC = pad_char[0];
#endif /* OBSOLETE */
#ifdef TAB3
if (oldmode.c_oflag & (TAB3 | ONLCR | OCRNL | ONLRET)) {
oldmode.c_oflag &= (TAB3 | ONLCR | OCRNL | ONLRET);
SET_TTY(STDERR_FILENO, &oldmode);
}
#endif
settle = set_tabs();
if (isreset) {
if ((p = reset_1string) != 0) {
tputs(p, 0, outc);
settle = TRUE;
}
if ((p = reset_2string) != 0) {
tputs(p, 0, outc);
settle = TRUE;
}
/* What about rf, rs3, as per terminfo man page? */
/* also might be nice to send rmacs, rmul, rmm */
if ((p = reset_file) != 0
|| (p = init_file) != 0) {
cat(p);
settle = TRUE;
}
}
if (settle) {
(void) putc('\r', stderr);
(void) fflush(stderr);
(void) napms(1000); /* Settle the terminal. */
}
}
NCURSES_SP_NAME(_nc_set_tty_mode) (NCURSES_SP_DCLx TTY * buf)
{
int result = OK;
if (buf == 0 || SP_PARM == 0) {
result = ERR;
} else {
TERMINAL *termp = TerminalOf(SP_PARM);
if (0 == termp) {
result = ERR;
} else {
#ifdef USE_TERM_DRIVER
result = CallDriver_2(SP_PARM, sgmode, TRUE, buf);
#else
for (;;) {
if ((SET_TTY(termp->Filedes, buf) != 0)
#if USE_KLIBC_KBD
&& !isatty(termp->Filedes)
#endif
) {
if (errno == EINTR)
continue;
if ((errno == ENOTTY) && (SP_PARM != 0))
SP_PARM->_notty = TRUE;
result = ERR;
}
break;
}
#endif
}
TR(TRACE_BITS, ("_nc_set_tty_mode(%d): %s",
termp ? termp->Filedes : -1,
_nc_trace_ttymode(buf)));
}
return (result);
}
/*
* Reset the terminal mode bits to a sensible state. Very useful after
* a child program dies in raw mode.
*/
static void
reset_mode(void)
{
#ifdef TERMIOS
tcgetattr(STDERR_FILENO, &mode);
#else
stty(STDERR_FILENO, &mode);
#endif
#ifdef TERMIOS
#if defined(VDISCARD) && defined(CDISCARD)
mode.c_cc[VDISCARD] = CHK(mode.c_cc[VDISCARD], CDISCARD);
#endif
mode.c_cc[VEOF] = CHK(mode.c_cc[VEOF], CEOF);
mode.c_cc[VERASE] = CHK(mode.c_cc[VERASE], CERASE);
#if defined(VFLUSH) && defined(CFLUSH)
mode.c_cc[VFLUSH] = CHK(mode.c_cc[VFLUSH], CFLUSH);
#endif
mode.c_cc[VINTR] = CHK(mode.c_cc[VINTR], CINTR);
mode.c_cc[VKILL] = CHK(mode.c_cc[VKILL], CKILL);
#if defined(VLNEXT) && defined(CLNEXT)
mode.c_cc[VLNEXT] = CHK(mode.c_cc[VLNEXT], CLNEXT);
#endif
mode.c_cc[VQUIT] = CHK(mode.c_cc[VQUIT], CQUIT);
#if defined(VREPRINT) && defined(CRPRNT)
mode.c_cc[VREPRINT] = CHK(mode.c_cc[VREPRINT], CRPRNT);
#endif
#if defined(VSTART) && defined(CSTART)
mode.c_cc[VSTART] = CHK(mode.c_cc[VSTART], CSTART);
#endif
#if defined(VSTOP) && defined(CSTOP)
mode.c_cc[VSTOP] = CHK(mode.c_cc[VSTOP], CSTOP);
#endif
#if defined(VSUSP) && defined(CSUSP)
mode.c_cc[VSUSP] = CHK(mode.c_cc[VSUSP], CSUSP);
#endif
#if defined(VWERASE) && defined(CWERASE)
mode.c_cc[VWERASE] = CHK(mode.c_cc[VWERASE], CWERASE);
#endif
mode.c_iflag &= ~(IGNBRK | PARMRK | INPCK | ISTRIP | INLCR | IGNCR
#ifdef IUCLC
| IUCLC
#endif
#ifdef IXANY
| IXANY
#endif
| IXOFF);
mode.c_iflag |= (BRKINT | IGNPAR | ICRNL | IXON
#ifdef IMAXBEL
| IMAXBEL
#endif
);
mode.c_oflag &= ~(0
#ifdef OLCUC
| OLCUC
#endif
#ifdef OCRNL
| OCRNL
#endif
#ifdef ONOCR
| ONOCR
#endif
#ifdef ONLRET
| ONLRET
#endif
#ifdef OFILL
| OFILL
#endif
#ifdef OFDEL
| OFDEL
#endif
#ifdef NLDLY
| NLDLY
#endif
#ifdef CRDLY
| CRDLY
#endif
#ifdef TABDLY
| TABDLY
#endif
#ifdef BSDLY
| BSDLY
#endif
#ifdef VTDLY
| VTDLY
#endif
#ifdef FFDLY
| FFDLY
#endif
);
mode.c_oflag |= (OPOST
#ifdef ONLCR
| ONLCR
#endif
);
mode.c_cflag &= ~(CSIZE | CSTOPB | PARENB | PARODD | CLOCAL);
mode.c_cflag |= (CS8 | CREAD);
mode.c_lflag &= ~(ECHONL | NOFLSH
#ifdef TOSTOP
| TOSTOP
#endif
#ifdef ECHOPTR
| ECHOPRT
#endif
#ifdef XCASE
| XCASE
#endif
);
mode.c_lflag |= (ISIG | ICANON | ECHO | ECHOE | ECHOK
#ifdef ECHOCTL
| ECHOCTL
#endif
#ifdef ECHOKE
| ECHOKE
#endif
);
#endif
SET_TTY(STDERR_FILENO, &mode);
}
int
main(int argc, char **argv)
{
int ch, noinit, noset, quiet, Sflag, sflag, showterm;
const char *p;
const char *ttype;
if (pledge("stdio rpath wpath tty", NULL) == -1)
err("pledge: %s", strerror(errno));
obsolete(argv);
noinit = noset = quiet = Sflag = sflag = showterm = 0;
while ((ch = getopt(argc, argv, "a:cd:e:Ii:k:m:np:qQSrsVw")) != -1) {
switch (ch) {
case 'c': /* set control-chars */
opt_c = TRUE;
break;
case 'a': /* OBSOLETE: map identifier to type */
add_mapping("arpanet", optarg);
break;
case 'd': /* OBSOLETE: map identifier to type */
add_mapping("dialup", optarg);
break;
case 'e': /* erase character */
terasechar = arg_to_char();
break;
case 'I': /* no initialization strings */
noinit = 1;
break;
case 'i': /* interrupt character */
intrchar = arg_to_char();
break;
case 'k': /* kill character */
tkillchar = arg_to_char();
break;
case 'm': /* map identifier to type */
add_mapping(0, optarg);
break;
case 'n': /* OBSOLETE: set new tty driver */
break;
case 'p': /* OBSOLETE: map identifier to type */
add_mapping("plugboard", optarg);
break;
case 'Q': /* don't output control key settings */
quiet = 1;
break;
case 'q': /* display term only */
noset = 1;
break;
case 'r': /* display term on stderr */
showterm = 1;
break;
case 'S': /* OBSOLETE: output TERM & TERMCAP */
Sflag = 1;
break;
case 's': /* output TERM set command */
sflag = 1;
break;
case 'V': /* print curses-version */
puts(curses_version());
ExitProgram(EXIT_SUCCESS);
case 'w': /* set window-size */
opt_w = TRUE;
break;
case '?':
default:
usage();
}
}
_nc_progname = _nc_rootname(*argv);
argc -= optind;
argv += optind;
if (argc > 1)
usage();
if (!opt_c && !opt_w)
opt_c = opt_w = TRUE;
if (GET_TTY(STDERR_FILENO, &mode) < 0)
failed("standard error");
can_restore = TRUE;
original = oldmode = mode;
#ifdef TERMIOS
ospeed = (NCURSES_OSPEED) cfgetospeed(&mode);
#else
ospeed = (NCURSES_OSPEED) mode.sg_ospeed;
#endif
if (!strcmp(_nc_progname, PROG_RESET)) {
isreset = TRUE;
reset_mode();
}
ttype = get_termcap_entry(*argv);
if (!noset) {
tcolumns = columns;
tlines = lines;
#if HAVE_SIZECHANGE
if (opt_w) {
struct winsize win;
/* Set window size if not set already */
(void) ioctl(STDERR_FILENO, TIOCGWINSZ, &win);
if (win.ws_row == 0 &&
win.ws_col == 0 &&
tlines > 0 && tcolumns > 0) {
win.ws_row = tlines;
win.ws_col = tcolumns;
(void) ioctl(STDERR_FILENO, TIOCSWINSZ, &win);
}
}
#endif
if (opt_c) {
set_control_chars();
set_conversions();
if (!noinit)
set_init();
/* Set the modes if they've changed. */
if (memcmp(&mode, &oldmode, sizeof(mode))) {
SET_TTY(STDERR_FILENO, &mode);
}
}
}
/* Get the terminal name from the entry. */
ttype = _nc_first_name(cur_term->type.term_names);
if (noset)
(void) printf("%s\n", ttype);
else {
if (showterm)
(void) fprintf(stderr, "Terminal type is %s.\n", ttype);
/*
* If erase, kill and interrupt characters could have been
* modified and not -Q, display the changes.
*/
#ifdef TERMIOS
if (!quiet) {
report("Erase", VERASE, CERASE);
report("Kill", VKILL, CKILL);
report("Interrupt", VINTR, CINTR);
}
#endif
}
if (Sflag)
err("The -S option is not supported under terminfo.");
if (sflag) {
int len;
char *var;
char *leaf;
/*
* Figure out what shell we're using. A hack, we look for an
* environmental variable SHELL ending in "csh".
*/
if ((var = getenv("SHELL")) != 0
&& ((len = (int) strlen(leaf = _nc_basename(var))) >= 3)
&& !strcmp(leaf + len - 3, "csh"))
p = "set noglob;\nsetenv TERM %s;\nunset noglob;\n";
else
p = "TERM=%s;\n";
(void) printf(p, ttype);
}
ExitProgram(EXIT_SUCCESS);
}
/* Output startup string. */
bool
send_init_strings(int fd GCC_UNUSED, TTY * old_settings)
{
int i;
bool need_flush = FALSE;
(void) old_settings;
#ifdef TAB3
if (old_settings != 0 &&
old_settings->c_oflag & (TAB3 | ONLCR | OCRNL | ONLRET)) {
old_settings->c_oflag &= (TAB3 | ONLCR | OCRNL | ONLRET);
SET_TTY(fd, old_settings);
}
#endif
if (use_reset || use_init) {
if (VALID_STRING(init_prog)) {
IGNORE_RC(system(init_prog));
}
need_flush |= sent_string((use_reset && (reset_1string != 0))
? reset_1string
: init_1string);
need_flush |= sent_string((use_reset && (reset_2string != 0))
? reset_2string
: init_2string);
#if defined(set_lr_margin)
if (VALID_STRING(set_lr_margin)) {
need_flush |= sent_string(TPARM_2(set_lr_margin, 0,
columns - 1));
} else
#endif
#if defined(set_left_margin_parm) && defined(set_right_margin_parm)
if (VALID_STRING(set_left_margin_parm)
&& VALID_STRING(set_right_margin_parm)) {
need_flush |= sent_string(TPARM_1(set_left_margin_parm, 0));
need_flush |= sent_string(TPARM_1(set_right_margin_parm,
columns - 1));
} else
#endif
if (VALID_STRING(clear_margins)
&& VALID_STRING(set_left_margin)
&& VALID_STRING(set_right_margin)) {
need_flush |= sent_string(clear_margins);
need_flush |= to_left_margin();
need_flush |= sent_string(set_left_margin);
if (VALID_STRING(parm_right_cursor)) {
need_flush |= sent_string(TPARM_1(parm_right_cursor,
columns - 1));
} else {
for (i = 0; i < columns - 1; i++) {
out_char(' ');
need_flush = TRUE;
}
}
need_flush |= sent_string(set_right_margin);
need_flush |= to_left_margin();
}
need_flush |= reset_tabstops(columns);
need_flush |= cat_file((use_reset && reset_file) ? reset_file : init_file);
need_flush |= sent_string((use_reset && (reset_3string != 0))
? reset_3string
: init_3string);
}
return need_flush;
}
/*
* Reset the terminal mode bits to a sensible state. Very useful after
* a child program dies in raw mode.
*/
void
reset_tty_settings(int fd, TTY * tty_settings)
{
GET_TTY(fd, tty_settings);
#ifdef TERMIOS
#if defined(VDISCARD) && defined(CDISCARD)
reset_char(VDISCARD, CDISCARD);
#endif
reset_char(VEOF, CEOF);
reset_char(VERASE, CERASE);
#if defined(VFLUSH) && defined(CFLUSH)
reset_char(VFLUSH, CFLUSH);
#endif
reset_char(VINTR, CINTR);
reset_char(VKILL, CKILL);
#if defined(VLNEXT) && defined(CLNEXT)
reset_char(VLNEXT, CLNEXT);
#endif
reset_char(VQUIT, CQUIT);
#if defined(VREPRINT) && defined(CRPRNT)
reset_char(VREPRINT, CRPRNT);
#endif
#if defined(VSTART) && defined(CSTART)
reset_char(VSTART, CSTART);
#endif
#if defined(VSTOP) && defined(CSTOP)
reset_char(VSTOP, CSTOP);
#endif
#if defined(VSUSP) && defined(CSUSP)
reset_char(VSUSP, CSUSP);
#endif
#if defined(VWERASE) && defined(CWERASE)
reset_char(VWERASE, CWERASE);
#endif
tty_settings->c_iflag &= ~((unsigned) (IGNBRK
| PARMRK
| INPCK
| ISTRIP
| INLCR
| IGNCR
#ifdef IUCLC
| IUCLC
#endif
#ifdef IXANY
| IXANY
#endif
| IXOFF));
tty_settings->c_iflag |= (BRKINT
| IGNPAR
| ICRNL
| IXON
#ifdef IMAXBEL
| IMAXBEL
#endif
);
tty_settings->c_oflag &= ~((unsigned) (0
#ifdef OLCUC
| OLCUC
#endif
#ifdef OCRNL
| OCRNL
#endif
#ifdef ONOCR
| ONOCR
#endif
#ifdef ONLRET
| ONLRET
#endif
#ifdef OFILL
| OFILL
#endif
#ifdef OFDEL
| OFDEL
#endif
#ifdef NLDLY
| NLDLY
#endif
#ifdef CRDLY
| CRDLY
#endif
#ifdef TABDLY
| TABDLY
#endif
#ifdef BSDLY
| BSDLY
#endif
#ifdef VTDLY
| VTDLY
#endif
#ifdef FFDLY
| FFDLY
#endif
));
tty_settings->c_oflag |= (OPOST
#ifdef ONLCR
| ONLCR
#endif
);
tty_settings->c_cflag &= ~((unsigned) (CSIZE
| CSTOPB
| PARENB
| PARODD
| CLOCAL));
tty_settings->c_cflag |= (CS8 | CREAD);
tty_settings->c_lflag &= ~((unsigned) (ECHONL
| NOFLSH
#ifdef TOSTOP
| TOSTOP
#endif
#ifdef ECHOPTR
| ECHOPRT
#endif
#ifdef XCASE
| XCASE
#endif
));
tty_settings->c_lflag |= (ISIG
| ICANON
| ECHO
| ECHOE
| ECHOK
#ifdef ECHOCTL
| ECHOCTL
#endif
#ifdef ECHOKE
| ECHOKE
#endif
);
#endif
SET_TTY(fd, tty_settings);
}
