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f7a9f785 | 1 | /* Copyright (C) 1991-2016 Free Software Foundation, Inc. |
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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 | |
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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. | |
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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 | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
b5791037 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
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17 | |
18 | /* | |
19 | * POSIX Standard: 7.1-2 General Terminal Interface <termios.h> | |
20 | */ | |
21 | ||
22 | #ifndef _TERMIOS_H | |
28f540f4 | 23 | #define _TERMIOS_H 1 |
5107cf1d | 24 | |
28f540f4 | 25 | #include <features.h> |
b7db7606 | 26 | #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 |
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27 | /* We need `pid_t'. */ |
28 | # include <bits/types.h> | |
7df789e0 | 29 | # ifndef __pid_t_defined |
af6f3906 | 30 | typedef __pid_t pid_t; |
7df789e0 | 31 | # define __pid_t_defined |
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32 | # endif |
33 | #endif | |
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34 | |
35 | __BEGIN_DECLS | |
36 | ||
37 | /* Get the system-dependent definitions of `struct termios', `tcflag_t', | |
38 | `cc_t', `speed_t', and all the macros specifying the flag bits. */ | |
5107cf1d | 39 | #include <bits/termios.h> |
28f540f4 | 40 | |
498afc54 | 41 | #ifdef __USE_MISC |
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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. */ | |
dfd2257a | 44 | # define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE) |
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45 | #endif |
46 | ||
47 | /* Return the output baud rate stored in *TERMIOS_P. */ | |
a784e502 | 48 | extern speed_t cfgetospeed (const struct termios *__termios_p) __THROW; |
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49 | |
50 | /* Return the input baud rate stored in *TERMIOS_P. */ | |
a784e502 | 51 | extern speed_t cfgetispeed (const struct termios *__termios_p) __THROW; |
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52 | |
53 | /* Set the output baud rate stored in *TERMIOS_P to SPEED. */ | |
c1422e5b | 54 | extern int cfsetospeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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55 | |
56 | /* Set the input baud rate stored in *TERMIOS_P to SPEED. */ | |
c1422e5b | 57 | extern int cfsetispeed (struct termios *__termios_p, speed_t __speed) __THROW; |
28f540f4 | 58 | |
498afc54 | 59 | #ifdef __USE_MISC |
28f540f4 | 60 | /* Set both the input and output baud rates in *TERMIOS_OP to SPEED. */ |
c1422e5b | 61 | extern int cfsetspeed (struct termios *__termios_p, speed_t __speed) __THROW; |
28f540f4 RM |
62 | #endif |
63 | ||
64 | ||
65 | /* Put the state of FD into *TERMIOS_P. */ | |
c1422e5b | 66 | extern int tcgetattr (int __fd, struct termios *__termios_p) __THROW; |
28f540f4 | 67 | |
28f540f4 | 68 | /* Set the state of FD to *TERMIOS_P. |
5107cf1d | 69 | Values for OPTIONAL_ACTIONS (TCSA*) are in <bits/termios.h>. */ |
c1422e5b | 70 | extern int tcsetattr (int __fd, int __optional_actions, |
a784e502 | 71 | const struct termios *__termios_p) __THROW; |
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72 | |
73 | ||
498afc54 | 74 | #ifdef __USE_MISC |
28f540f4 | 75 | /* Set *TERMIOS_P to indicate raw mode. */ |
c1422e5b | 76 | extern void cfmakeraw (struct termios *__termios_p) __THROW; |
28f540f4 RM |
77 | #endif |
78 | ||
79 | /* Send zero bits on FD. */ | |
c1422e5b | 80 | extern int tcsendbreak (int __fd, int __duration) __THROW; |
28f540f4 | 81 | |
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82 | /* Wait for pending output to be written on FD. |
83 | ||
84 | This function is a cancellation point and therefore not marked with | |
85 | __THROW. */ | |
86 | extern int tcdrain (int __fd); | |
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87 | |
88 | /* Flush pending data on FD. | |
5107cf1d | 89 | Values for QUEUE_SELECTOR (TC{I,O,IO}FLUSH) are in <bits/termios.h>. */ |
c1422e5b | 90 | extern int tcflush (int __fd, int __queue_selector) __THROW; |
28f540f4 RM |
91 | |
92 | /* Suspend or restart transmission on FD. | |
5107cf1d | 93 | Values for ACTION (TC[IO]{OFF,ON}) are in <bits/termios.h>. */ |
c1422e5b | 94 | extern int tcflow (int __fd, int __action) __THROW; |
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95 | |
96 | ||
b7db7606 | 97 | #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 |
af6f3906 | 98 | /* Get process group ID for session leader for controlling terminal FD. */ |
c1422e5b | 99 | extern __pid_t tcgetsid (int __fd) __THROW; |
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100 | #endif |
101 | ||
102 | ||
498afc54 | 103 | #ifdef __USE_MISC |
dfd2257a | 104 | # include <sys/ttydefaults.h> |
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105 | #endif |
106 | ||
107 | __END_DECLS | |
108 | ||
109 | #endif /* termios.h */ |