1 /* Copyright (C) 1991,92,93,94,96,97,98,99, 2003 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
19 * POSIX Standard: 7.1-2 General Terminal Interface <termios.h>
27 /* We need `pid_t'. */
28 # include <bits/types.h>
29 # ifndef __pid_t_defined
30 typedef __pid_t pid_t
;
31 # define __pid_t_defined
37 /* Get the system-dependent definitions of `struct termios', `tcflag_t',
38 `cc_t', `speed_t', and all the macros specifying the flag bits. */
39 #include <bits/termios.h>
42 /* Compare a character C to a value VAL from the `c_cc' array in a
43 `struct termios'. If VAL is _POSIX_VDISABLE, no character can match it. */
44 # define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE)
47 /* Return the output baud rate stored in *TERMIOS_P. */
48 extern speed_t
cfgetospeed (const struct termios
*__termios_p
) __THROW
;
50 /* Return the input baud rate stored in *TERMIOS_P. */
51 extern speed_t
cfgetispeed (const struct termios
*__termios_p
) __THROW
;
53 /* Set the output baud rate stored in *TERMIOS_P to SPEED. */
54 extern int cfsetospeed (struct termios
*__termios_p
, speed_t __speed
) __THROW
;
55 libc_hidden_proto(cfsetospeed
)
57 /* Set the input baud rate stored in *TERMIOS_P to SPEED. */
58 extern int cfsetispeed (struct termios
*__termios_p
, speed_t __speed
) __THROW
;
59 libc_hidden_proto(cfsetispeed
)
62 /* Set both the input and output baud rates in *TERMIOS_OP to SPEED. */
63 extern int cfsetspeed (struct termios
*__termios_p
, speed_t __speed
) __THROW
;
67 /* Put the state of FD into *TERMIOS_P. */
68 extern int tcgetattr (int __fd
, struct termios
*__termios_p
) __THROW
;
69 libc_hidden_proto(tcgetattr
)
71 /* Set the state of FD to *TERMIOS_P.
72 Values for OPTIONAL_ACTIONS (TCSA*) are in <bits/termios.h>. */
73 extern int tcsetattr (int __fd
, int __optional_actions
,
74 const struct termios
*__termios_p
) __THROW
;
75 libc_hidden_proto(tcsetattr
)
79 /* Set *TERMIOS_P to indicate raw mode. */
80 extern void cfmakeraw (struct termios
*__termios_p
) __THROW
;
83 /* Send zero bits on FD. */
84 extern int tcsendbreak (int __fd
, int __duration
) __THROW
;
86 /* Wait for pending output to be written on FD.
88 This function is a cancellation point and therefore not marked with
90 extern int tcdrain (int __fd
);
92 /* Flush pending data on FD.
93 Values for QUEUE_SELECTOR (TC{I,O,IO}FLUSH) are in <bits/termios.h>. */
94 extern int tcflush (int __fd
, int __queue_selector
) __THROW
;
96 /* Suspend or restart transmission on FD.
97 Values for ACTION (TC[IO]{OFF,ON}) are in <bits/termios.h>. */
98 extern int tcflow (int __fd
, int __action
) __THROW
;
102 /* Get process group ID for session leader for controlling terminal FD. */
103 extern __pid_t
tcgetsid (int __fd
) __THROW
;
108 # include <sys/ttydefaults.h>
113 #endif /* termios.h */