modernc.org/cc@v1.0.1/v2/headers/linux_386/usr/include/termios.h (about)

     1  /* Copyright (C) 1991-2018 Free Software Foundation, Inc.
     2     This file is part of the GNU C Library.
     3  
     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.
     8  
     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.
    13  
    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/>.  */
    17  
    18  /*
    19   *	POSIX Standard: 7.1-2 General Terminal Interface	<termios.h>
    20   */
    21  
    22  #ifndef	_TERMIOS_H
    23  #define	_TERMIOS_H	1
    24  
    25  #include <features.h>
    26  #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
    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
    32  # endif
    33  #endif
    34  
    35  __BEGIN_DECLS
    36  /* Get the system-dependent definitions of `struct termios', `tcflag_t',
    37     `cc_t', `speed_t', and all the macros specifying the flag bits.  */
    38  #include <bits/termios.h>
    39  #ifdef __USE_MISC
    40  /* Compare a character C to a value VAL from the `c_cc' array in a
    41     `struct termios'.  If VAL is _POSIX_VDISABLE, no character can match it.  */
    42  # define CCEQ(val, c)	((c) == (val) && (val) != _POSIX_VDISABLE)
    43  #endif
    44  /* Return the output baud rate stored in *TERMIOS_P.  */
    45  extern speed_t cfgetospeed(const struct termios *__termios_p) __THROW;
    46  
    47  /* Return the input baud rate stored in *TERMIOS_P.  */
    48  extern speed_t cfgetispeed(const struct termios *__termios_p) __THROW;
    49  
    50  /* Set the output baud rate stored in *TERMIOS_P to SPEED.  */
    51  extern int cfsetospeed(struct termios *__termios_p, speed_t __speed) __THROW;
    52  
    53  /* Set the input baud rate stored in *TERMIOS_P to SPEED.  */
    54  extern int cfsetispeed(struct termios *__termios_p, speed_t __speed) __THROW;
    55  
    56  #ifdef	__USE_MISC
    57  /* Set both the input and output baud rates in *TERMIOS_OP to SPEED.  */
    58  extern int cfsetspeed(struct termios *__termios_p, speed_t __speed) __THROW;
    59  #endif
    60  
    61  /* Put the state of FD into *TERMIOS_P.  */
    62  extern int tcgetattr(int __fd, struct termios *__termios_p) __THROW;
    63  
    64  /* Set the state of FD to *TERMIOS_P.
    65     Values for OPTIONAL_ACTIONS (TCSA*) are in <bits/termios.h>.  */
    66  extern int tcsetattr(int __fd, int __optional_actions, const struct termios *__termios_p) __THROW;
    67  
    68  #ifdef	__USE_MISC
    69  /* Set *TERMIOS_P to indicate raw mode.  */
    70  extern void cfmakeraw(struct termios *__termios_p) __THROW;
    71  #endif
    72  
    73  /* Send zero bits on FD.  */
    74  extern int tcsendbreak(int __fd, int __duration) __THROW;
    75  
    76  /* Wait for pending output to be written on FD.
    77  
    78     This function is a cancellation point and therefore not marked with
    79     __THROW.  */
    80  extern int tcdrain(int __fd);
    81  
    82  /* Flush pending data on FD.
    83     Values for QUEUE_SELECTOR (TC{I,O,IO}FLUSH) are in <bits/termios.h>.  */
    84  extern int tcflush(int __fd, int __queue_selector) __THROW;
    85  
    86  /* Suspend or restart transmission on FD.
    87     Values for ACTION (TC[IO]{OFF,ON}) are in <bits/termios.h>.  */
    88  extern int tcflow(int __fd, int __action) __THROW;
    89  
    90  #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
    91  /* Get process group ID for session leader for controlling terminal FD.  */
    92  extern __pid_t tcgetsid(int __fd) __THROW;
    93  #endif
    94  
    95  #ifdef __USE_MISC
    96  # include <sys/ttydefaults.h>
    97  #endif
    98  
    99  __END_DECLS
   100  #endif				/* termios.h  */