int
nonl(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "nonl()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
if (_cursesi_screen->notty == TRUE)
return OK;
_cursesi_screen->rawt.c_iflag &= ~ICRNL;
_cursesi_screen->rawt.c_oflag &= ~ONLCR;
_cursesi_screen->cbreakt.c_iflag &= ~ICRNL;
_cursesi_screen->cbreakt.c_oflag &= ~ONLCR;
_cursesi_screen->baset.c_iflag &= ~ICRNL;
_cursesi_screen->baset.c_oflag &= ~ONLCR;
_cursesi_screen->nl = 0;
__pfast = 1;
return (tcsetattr(fileno(_cursesi_screen->infd), __tcaction ?
TCSASOFT | TCSADRAIN : TCSADRAIN,
_cursesi_screen->curt) ? ERR : OK);
}
int
__nodelay(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "__nodelay()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
if (_cursesi_screen->notty == TRUE)
return OK;
_cursesi_screen->rawt.c_cc[VMIN] = 0;
_cursesi_screen->rawt.c_cc[VTIME] = 0;
_cursesi_screen->cbreakt.c_cc[VMIN] = 0;
_cursesi_screen->cbreakt.c_cc[VTIME] = 0;
_cursesi_screen->baset.c_cc[VMIN] = 0;
_cursesi_screen->baset.c_cc[VTIME] = 0;
if (tcsetattr(fileno(_cursesi_screen->infd), TCSASOFT | TCSANOW,
_cursesi_screen->curt)) {
__restore_termios();
return ERR;
}
return OK;
}
int
__timeout(int delay)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "__timeout()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
if (_cursesi_screen->notty == TRUE)
return OK;
_cursesi_screen->ovmin = _cursesi_screen->cbreakt.c_cc[VMIN];
_cursesi_screen->ovtime = _cursesi_screen->cbreakt.c_cc[VTIME];
_cursesi_screen->rawt.c_cc[VMIN] = 0;
_cursesi_screen->rawt.c_cc[VTIME] = delay;
_cursesi_screen->cbreakt.c_cc[VMIN] = 0;
_cursesi_screen->cbreakt.c_cc[VTIME] = delay;
_cursesi_screen->baset.c_cc[VMIN] = 0;
_cursesi_screen->baset.c_cc[VTIME] = delay;
if (tcsetattr(fileno(_cursesi_screen->infd),
__tcaction ? TCSASOFT | TCSANOW : TCSANOW,
_cursesi_screen->curt)) {
__restore_termios();
return ERR;
}
return OK;
}
/*
* nocbreak --
* Disable cbreak mode
*/
int
nocbreak(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "nocbreak()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
__rawmode = 0;
if (_cursesi_screen->notty == TRUE)
return OK;
/* if we were in halfdelay mode then nuke the timeout */
if ((_cursesi_screen->half_delay == TRUE) &&
(__notimeout() == ERR))
return ERR;
_cursesi_screen->half_delay = FALSE;
_cursesi_screen->curt = _cursesi_screen->useraw ?
&_cursesi_screen->rawt : &_cursesi_screen->baset;
return (tcsetattr(fileno(_cursesi_screen->infd), __tcaction ?
TCSASOFT | TCSADRAIN : TCSADRAIN,
_cursesi_screen->curt) ? ERR : OK);
}
void
__save_termios(void)
{
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
if (_cursesi_screen->notty == TRUE)
return;
_cursesi_screen->ovmin = _cursesi_screen->cbreakt.c_cc[VMIN];
_cursesi_screen->ovtime = _cursesi_screen->cbreakt.c_cc[VTIME];
}
int
noecho(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "noecho()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
__echoit = 0;
return (OK);
}
/*
* noraw --
* Put the terminal into cooked mode
*/
int
noraw(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "noraw()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
_cursesi_screen->useraw = __pfast = __rawmode = 0;
if (_cursesi_screen->notty == TRUE)
return OK;
_cursesi_screen->curt = &_cursesi_screen->baset;
return tcsetattr(fileno(_cursesi_screen->infd), TCSASOFT | TCSADRAIN,
_cursesi_screen->curt) ? ERR : OK;
}
/*
* raw --
* Put the terminal into raw mode
*/
int
raw(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "raw()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
_cursesi_screen->useraw = __pfast = __rawmode = 1;
_cursesi_screen->curt = &_cursesi_screen->rawt;
if (_cursesi_screen->notty == TRUE)
return OK;
return (tcsetattr(fileno(_cursesi_screen->infd), __tcaction ?
TCSASOFT | TCSADRAIN : TCSADRAIN,
_cursesi_screen->curt) ? ERR : OK);
}
/*
* cbreak --
* Enable cbreak mode
*/
int
cbreak(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "cbreak()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
__rawmode = 1;
if (_cursesi_screen->notty == TRUE)
return OK;
_cursesi_screen->curt = _cursesi_screen->useraw ?
&_cursesi_screen->rawt : &_cursesi_screen->cbreakt;
return tcsetattr(fileno(_cursesi_screen->infd), TCSASOFT | TCSADRAIN,
_cursesi_screen->curt) ? ERR : OK;
}
int
__notimeout(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "__notimeout()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
if (_cursesi_screen->notty == TRUE)
return OK;
_cursesi_screen->rawt.c_cc[VMIN] = 1;
_cursesi_screen->rawt.c_cc[VTIME] = 0;
_cursesi_screen->cbreakt.c_cc[VMIN] = 1;
_cursesi_screen->cbreakt.c_cc[VTIME] = 0;
_cursesi_screen->baset.c_cc[VMIN] = 1;
_cursesi_screen->baset.c_cc[VTIME] = 0;
return (tcsetattr(fileno(_cursesi_screen->infd),
__tcaction ? TCSASOFT | TCSANOW : TCSANOW,
_cursesi_screen->curt) ? ERR : OK);
}
int
intrflush(WINDOW *win, bool bf) /*ARGSUSED*/
{
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
if (_cursesi_screen->notty == TRUE)
return OK;
if (bf) {
_cursesi_screen->rawt.c_lflag &= ~NOFLSH;
_cursesi_screen->cbreakt.c_lflag &= ~NOFLSH;
_cursesi_screen->baset.c_lflag &= ~NOFLSH;
} else {
_cursesi_screen->rawt.c_lflag |= NOFLSH;
_cursesi_screen->cbreakt.c_lflag |= NOFLSH;
_cursesi_screen->baset.c_lflag |= NOFLSH;
}
__pfast = 1;
return tcsetattr(fileno(_cursesi_screen->infd), TCSASOFT | TCSADRAIN,
_cursesi_screen->curt) ? ERR : OK;
}
/*
* stop_signal_handler --
* Handle stop signals.
*/
void
__stop_signal_handler(/*ARGSUSED*/int signo)
{
sigset_t oset, set;
/*
* Block window change and timer signals. The latter is because
* applications use timers to decide when to repaint the screen.
*/
(void) sigemptyset(&set);
(void) sigaddset(&set, SIGALRM);
(void) sigaddset(&set, SIGWINCH);
(void) sigprocmask(SIG_BLOCK, &set, &oset);
/*
* End the window, which also resets the terminal state to the
* original modes.
*/
__stopwin();
/* Unblock SIGTSTP. */
(void) sigemptyset(&set);
(void) sigaddset(&set, SIGTSTP);
(void) sigprocmask(SIG_UNBLOCK, &set, NULL);
/* Stop ourselves. */
(void) kill(0, SIGTSTP);
/* Time passes ... */
/* restart things */
__restartwin();
/* Reset the signals. */
(void) sigprocmask(SIG_SETMASK, &oset, NULL);
}
int
nl(void)
{
#ifdef DEBUG
__CTRACE(__CTRACE_MISC, "nl()\n");
#endif
/* Check if we need to restart ... */
if (_cursesi_screen->endwin)
__restartwin();
if (_cursesi_screen->notty == TRUE)
return OK;
_cursesi_screen->rawt.c_iflag |= ICRNL;
_cursesi_screen->rawt.c_oflag |= ONLCR;
_cursesi_screen->cbreakt.c_iflag |= ICRNL;
_cursesi_screen->cbreakt.c_oflag |= ONLCR;
_cursesi_screen->baset.c_iflag |= ICRNL;
_cursesi_screen->baset.c_oflag |= ONLCR;
_cursesi_screen->nl = 1;
_cursesi_screen->pfast = _cursesi_screen->rawmode;
return tcsetattr(fileno(_cursesi_screen->infd), TCSASOFT | TCSADRAIN,
_cursesi_screen->curt) ? ERR : OK;
}