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/* termios.cc: termios for WIN32.
Copyright 1996, 1997, 1998, 2000, 2001, 2002 Red Hat, Inc.
Written by Doug Evans and Steve Chamberlain of Cygnus Support
dje@cygnus.com, sac@cygnus.com
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include "winsup.h"
#include <errno.h>
#include <signal.h>
#include <stdlib.h>
#include "cygerrno.h"
#include "security.h"
#include "fhandler.h"
#include "path.h"
#include "dtable.h"
#include "cygheap.h"
#include "cygwin/version.h"
#include "perprocess.h"
#include <sys/termios.h>
/* tcsendbreak: POSIX 7.2.2.1 */
extern "C" int
tcsendbreak (int fd, int duration)
{
int res = -1;
cygheap_fdget cfd (fd);
if (cfd < 0)
goto out;
if (!cfd->is_tty ())
set_errno (ENOTTY);
else if ((res = cfd->bg_check (-SIGTTOU)) > bg_eof)
res = cfd->tcsendbreak (duration);
out:
syscall_printf ("%d = tcsendbreak (%d, %d)", res, fd, duration);
return res;
}
/* tcdrain: POSIX 7.2.2.1 */
extern "C" int
tcdrain (int fd)
{
int res = -1;
termios_printf ("tcdrain");
cygheap_fdget cfd (fd);
if (cfd < 0)
goto out;
if (!cfd->is_tty ())
set_errno (ENOTTY);
else if ((res = cfd->bg_check (-SIGTTOU)) > bg_eof)
res = cfd->tcdrain ();
out:
syscall_printf ("%d = tcdrain (%d)", res, fd);
return res;
}
/* tcflush: POSIX 7.2.2.1 */
extern "C" int
tcflush (int fd, int queue)
{
int res = -1;
cygheap_fdget cfd (fd);
if (cfd < 0)
goto out;
if (!cfd->is_tty ())
set_errno (ENOTTY);
else if ((res = cfd->bg_check (-SIGTTOU)) > bg_eof)
res = cfd->tcflush (queue);
out:
termios_printf ("%d = tcflush (%d, %d)", res, fd, queue);
return res;
}
/* tcflow: POSIX 7.2.2.1 */
extern "C" int
tcflow (int fd, int action)
{
int res = -1;
cygheap_fdget cfd (fd);
if (cfd < 0)
goto out;
if (!cfd->is_tty ())
set_errno (ENOTTY);
else if ((res = cfd->bg_check (-SIGTTOU)) > bg_eof)
res = cfd->tcflow (action);
out:
syscall_printf ("%d = tcflow (%d, %d)", res, fd, action);
return res;
}
/* tcsetattr: POSIX96 7.2.1.1 */
extern "C" int
tcsetattr (int fd, int a, const struct termios *t)
{
int res = -1;
cygheap_fdget cfd (fd);
if (cfd < 0)
goto out;
t = __tonew_termios (t);
if (!cfd->is_tty ())
set_errno (ENOTTY);
else if ((res = cfd->bg_check (-SIGTTOU)) > bg_eof)
res = cfd->tcsetattr (a, t);
out:
termios_printf ("iflag %x, oflag %x, cflag %x, lflag %x, VMIN %d, VTIME %d",
t->c_iflag, t->c_oflag, t->c_cflag, t->c_lflag, t->c_cc[VMIN],
t->c_cc[VTIME]);
termios_printf ("%d = tcsetattr (%d, %d, %x)", res, fd, a, t);
return res;
}
/* tcgetattr: POSIX 7.2.1.1 */
extern "C" int
tcgetattr (int fd, struct termios *in_t)
{
int res = -1;
struct termios *t = __makenew_termios (in_t);
cygheap_fdget cfd (fd);
if (cfd < 0)
/* saw an error */;
else if (!cfd->is_tty ())
set_errno (ENOTTY);
else if ((res = cfd->tcgetattr (t)) == 0)
(void) __toapp_termios (in_t, t);
if (res)
termios_printf ("%d = tcgetattr (%d, %p)", res, fd, in_t);
else
termios_printf ("iflag %x, oflag %x, cflag %x, lflag %x, VMIN %d, VTIME %d",
t->c_iflag, t->c_oflag, t->c_cflag, t->c_lflag, t->c_cc[VMIN],
t->c_cc[VTIME]);
return res;
}
/* tcgetpgrp: POSIX 7.2.3.1 */
extern "C" int
tcgetpgrp (int fd)
{
int res = -1;
cygheap_fdget cfd (fd);
if (cfd < 0)
/* saw an error */;
else if (!cfd->is_tty ())
set_errno (ENOTTY);
else
res = cfd->tcgetpgrp ();
termios_printf ("%d = tcgetpgrp (%d)", res, fd);
return res;
}
/* tcsetpgrp: POSIX 7.2.4.1 */
extern "C" int
tcsetpgrp (int fd, pid_t pgid)
{
int res = -1;
cygheap_fdget cfd (fd);
if (cfd < 0)
/* saw an error */;
else if (!cfd->is_tty ())
set_errno (ENOTTY);
else
res = cfd->tcsetpgrp (pgid);
termios_printf ("%d = tcsetpgrp (%d, %x)", res, fd, pgid);
return res;
}
/* NIST PCTS requires not macro-only implementation */
#undef cfgetospeed
#undef cfgetispeed
#undef cfsetospeed
#undef cfsetispeed
/* cfgetospeed: POSIX96 7.1.3.1 */
extern "C" speed_t
cfgetospeed (struct termios *tp)
{
return __tonew_termios(tp)->c_ospeed;
}
/* cfgetispeed: POSIX96 7.1.3.1 */
extern "C" speed_t
cfgetispeed (struct termios *tp)
{
return __tonew_termios(tp)->c_ispeed;
}
/* cfsetospeed: POSIX96 7.1.3.1 */
extern "C" int
cfsetospeed (struct termios *in_tp, speed_t speed)
{
struct termios *tp = __tonew_termios (in_tp);
tp->c_ospeed = speed;
(void) __toapp_termios (in_tp, tp);
return 0;
}
/* cfsetispeed: POSIX96 7.1.3.1 */
extern "C" int
cfsetispeed (struct termios *in_tp, speed_t speed)
{
struct termios *tp = __tonew_termios (in_tp);
tp->c_ispeed = speed;
(void) __toapp_termios (in_tp, tp);
return 0;
}
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