| [2] | 1 | /* Copyright (C) 1991,92,93,94,96,97,98,99 Free Software Foundation, Inc. |
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| 2 | This file is part of the GNU C Library. |
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| 3 | |
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| 4 | The GNU C Library is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU Lesser General Public |
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| 6 | License as published by the Free Software Foundation; either |
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| 7 | version 2.1 of the License, or (at your option) any later version. |
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| 8 | |
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| 9 | The GNU C Library is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | Lesser General Public License for more details. |
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| 13 | |
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| 14 | You should have received a copy of the GNU Lesser General Public |
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| 15 | License along with the GNU C Library; if not, write to the Free |
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| 16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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| 17 | 02111-1307 USA. */ |
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| 18 | |
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| 19 | /* |
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| 20 | * POSIX Standard: 7.1-2 General Terminal Interface <termios.h> |
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| 21 | */ |
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| 22 | |
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| 23 | #ifndef _TERMIOS_H |
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| 24 | #define _TERMIOS_H 1 |
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| 25 | |
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| 26 | #include <features.h> |
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| 27 | #ifdef __USE_UNIX98 |
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| 28 | /* We need `pid_t'. */ |
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| 29 | # include <bits/types.h> |
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| 30 | # ifndef __pid_t_defined |
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| 31 | typedef __pid_t pid_t; |
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| 32 | # define __pid_t_defined |
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| 33 | # endif |
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| 34 | #endif |
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| 35 | |
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| 36 | __BEGIN_DECLS |
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| 37 | |
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| 38 | /* Get the system-dependent definitions of `struct termios', `tcflag_t', |
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| 39 | `cc_t', `speed_t', and all the macros specifying the flag bits. */ |
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| 40 | #include <bits/termios.h> |
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| 41 | |
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| 42 | #ifdef __USE_BSD |
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| 43 | /* Compare a character C to a value VAL from the `c_cc' array in a |
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| 44 | `struct termios'. If VAL is _POSIX_VDISABLE, no character can match it. */ |
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| 45 | # define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE) |
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| 46 | #endif |
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| 47 | |
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| 48 | /* Return the output baud rate stored in *TERMIOS_P. */ |
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| 49 | extern speed_t cfgetospeed (__const struct termios *__termios_p) __THROW; |
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| 50 | |
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| 51 | /* Return the input baud rate stored in *TERMIOS_P. */ |
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| 52 | extern speed_t cfgetispeed (__const struct termios *__termios_p) __THROW; |
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| 53 | |
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| 54 | /* Set the output baud rate stored in *TERMIOS_P to SPEED. */ |
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| 55 | extern int cfsetospeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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| 56 | |
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| 57 | /* Set the input baud rate stored in *TERMIOS_P to SPEED. */ |
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| 58 | extern int cfsetispeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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| 59 | |
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| 60 | #ifdef __USE_BSD |
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| 61 | /* Set both the input and output baud rates in *TERMIOS_OP to SPEED. */ |
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| 62 | extern int cfsetspeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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| 63 | #endif |
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| 64 | |
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| 65 | |
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| 66 | /* Put the state of FD into *TERMIOS_P. */ |
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| 67 | extern int tcgetattr (int __fd, struct termios *__termios_p) __THROW; |
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| 68 | |
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| 69 | /* Set the state of FD to *TERMIOS_P. |
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| 70 | Values for OPTIONAL_ACTIONS (TCSA*) are in <bits/termios.h>. */ |
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| 71 | extern int tcsetattr (int __fd, int __optional_actions, |
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| 72 | __const struct termios *__termios_p) __THROW; |
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| 73 | |
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| 74 | |
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| 75 | #ifdef __USE_BSD |
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| 76 | /* Set *TERMIOS_P to indicate raw mode. */ |
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| 77 | extern void cfmakeraw (struct termios *__termios_p) __THROW; |
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| 78 | #endif |
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| 79 | |
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| 80 | /* Send zero bits on FD. */ |
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| 81 | extern int tcsendbreak (int __fd, int __duration) __THROW; |
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| 82 | |
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| 83 | /* Wait for pending output to be written on FD. */ |
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| 84 | extern int tcdrain (int __fd) __THROW; |
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| 85 | |
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| 86 | /* Flush pending data on FD. |
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| 87 | Values for QUEUE_SELECTOR (TC{I,O,IO}FLUSH) are in <bits/termios.h>. */ |
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| 88 | extern int tcflush (int __fd, int __queue_selector) __THROW; |
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| 89 | |
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| 90 | /* Suspend or restart transmission on FD. |
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| 91 | Values for ACTION (TC[IO]{OFF,ON}) are in <bits/termios.h>. */ |
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| 92 | extern int tcflow (int __fd, int __action) __THROW; |
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| 93 | |
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| 94 | |
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| 95 | #ifdef __USE_UNIX98 |
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| 96 | /* Get process group ID for session leader for controlling terminal FD. */ |
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| 97 | extern __pid_t tcgetsid (int __fd) __THROW; |
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| 98 | #endif |
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| 99 | |
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| 100 | |
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| 101 | #ifdef __USE_BSD |
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| 102 | # include <sys/ttydefaults.h> |
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| 103 | #endif |
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| 104 | |
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| 105 | __END_DECLS |
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| 106 | |
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| 107 | #endif /* termios.h */ |
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