mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-09 04:11:27 +08:00
110 lines
3.5 KiB
C
110 lines
3.5 KiB
C
/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
/*
|
|
* POSIX Standard: 7.1-2 General Terminal Interface <termios.h>
|
|
*/
|
|
|
|
#ifndef _TERMIOS_H
|
|
#define _TERMIOS_H 1
|
|
|
|
#include <features.h>
|
|
#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
|
|
/* We need `pid_t'. */
|
|
# include <bits/types.h>
|
|
# ifndef __pid_t_defined
|
|
typedef __pid_t pid_t;
|
|
# define __pid_t_defined
|
|
# endif
|
|
#endif
|
|
|
|
__BEGIN_DECLS
|
|
|
|
/* Get the system-dependent definitions of `struct termios', `tcflag_t',
|
|
`cc_t', `speed_t', and all the macros specifying the flag bits. */
|
|
#include <bits/termios.h>
|
|
|
|
#ifdef __USE_MISC
|
|
/* Compare a character C to a value VAL from the `c_cc' array in a
|
|
`struct termios'. If VAL is _POSIX_VDISABLE, no character can match it. */
|
|
# define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE)
|
|
#endif
|
|
|
|
/* Return the output baud rate stored in *TERMIOS_P. */
|
|
extern speed_t cfgetospeed (const struct termios *__termios_p) __THROW;
|
|
|
|
/* Return the input baud rate stored in *TERMIOS_P. */
|
|
extern speed_t cfgetispeed (const struct termios *__termios_p) __THROW;
|
|
|
|
/* Set the output baud rate stored in *TERMIOS_P to SPEED. */
|
|
extern int cfsetospeed (struct termios *__termios_p, speed_t __speed) __THROW;
|
|
|
|
/* Set the input baud rate stored in *TERMIOS_P to SPEED. */
|
|
extern int cfsetispeed (struct termios *__termios_p, speed_t __speed) __THROW;
|
|
|
|
#ifdef __USE_MISC
|
|
/* Set both the input and output baud rates in *TERMIOS_OP to SPEED. */
|
|
extern int cfsetspeed (struct termios *__termios_p, speed_t __speed) __THROW;
|
|
#endif
|
|
|
|
|
|
/* Put the state of FD into *TERMIOS_P. */
|
|
extern int tcgetattr (int __fd, struct termios *__termios_p) __THROW;
|
|
|
|
/* Set the state of FD to *TERMIOS_P.
|
|
Values for OPTIONAL_ACTIONS (TCSA*) are in <bits/termios.h>. */
|
|
extern int tcsetattr (int __fd, int __optional_actions,
|
|
const struct termios *__termios_p) __THROW;
|
|
|
|
|
|
#ifdef __USE_MISC
|
|
/* Set *TERMIOS_P to indicate raw mode. */
|
|
extern void cfmakeraw (struct termios *__termios_p) __THROW;
|
|
#endif
|
|
|
|
/* Send zero bits on FD. */
|
|
extern int tcsendbreak (int __fd, int __duration) __THROW;
|
|
|
|
/* Wait for pending output to be written on FD.
|
|
|
|
This function is a cancellation point and therefore not marked with
|
|
__THROW. */
|
|
extern int tcdrain (int __fd);
|
|
|
|
/* Flush pending data on FD.
|
|
Values for QUEUE_SELECTOR (TC{I,O,IO}FLUSH) are in <bits/termios.h>. */
|
|
extern int tcflush (int __fd, int __queue_selector) __THROW;
|
|
|
|
/* Suspend or restart transmission on FD.
|
|
Values for ACTION (TC[IO]{OFF,ON}) are in <bits/termios.h>. */
|
|
extern int tcflow (int __fd, int __action) __THROW;
|
|
|
|
|
|
#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
|
|
/* Get process group ID for session leader for controlling terminal FD. */
|
|
extern __pid_t tcgetsid (int __fd) __THROW;
|
|
#endif
|
|
|
|
|
|
#ifdef __USE_MISC
|
|
# include <sys/ttydefaults.h>
|
|
#endif
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* termios.h */
|