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1 | /* Copyright (C) 1991-1994,1996-1999,2003,2010,2012 |
2 | Free Software Foundation, Inc. | |
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3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
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6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
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9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
b5791037 | 14 | |
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15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
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19 | |
20 | /* | |
21 | * POSIX Standard: 7.1-2 General Terminal Interface <termios.h> | |
22 | */ | |
23 | ||
24 | #ifndef _TERMIOS_H | |
28f540f4 | 25 | #define _TERMIOS_H 1 |
5107cf1d | 26 | |
28f540f4 | 27 | #include <features.h> |
f8c1b120 | 28 | #if defined __USE_UNIX98 || defined __USE_XOPEN2K8 |
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29 | /* We need `pid_t'. */ |
30 | # include <bits/types.h> | |
7df789e0 | 31 | # ifndef __pid_t_defined |
af6f3906 | 32 | typedef __pid_t pid_t; |
7df789e0 | 33 | # define __pid_t_defined |
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34 | # endif |
35 | #endif | |
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36 | |
37 | __BEGIN_DECLS | |
38 | ||
39 | /* Get the system-dependent definitions of `struct termios', `tcflag_t', | |
40 | `cc_t', `speed_t', and all the macros specifying the flag bits. */ | |
5107cf1d | 41 | #include <bits/termios.h> |
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42 | |
43 | #ifdef __USE_BSD | |
44 | /* Compare a character C to a value VAL from the `c_cc' array in a | |
45 | `struct termios'. If VAL is _POSIX_VDISABLE, no character can match it. */ | |
dfd2257a | 46 | # define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE) |
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47 | #endif |
48 | ||
49 | /* Return the output baud rate stored in *TERMIOS_P. */ | |
a784e502 | 50 | extern speed_t cfgetospeed (const struct termios *__termios_p) __THROW; |
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51 | |
52 | /* Return the input baud rate stored in *TERMIOS_P. */ | |
a784e502 | 53 | extern speed_t cfgetispeed (const struct termios *__termios_p) __THROW; |
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54 | |
55 | /* Set the output baud rate stored in *TERMIOS_P to SPEED. */ | |
c1422e5b | 56 | extern int cfsetospeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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57 | |
58 | /* Set the input baud rate stored in *TERMIOS_P to SPEED. */ | |
c1422e5b | 59 | extern int cfsetispeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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60 | |
61 | #ifdef __USE_BSD | |
62 | /* Set both the input and output baud rates in *TERMIOS_OP to SPEED. */ | |
c1422e5b | 63 | extern int cfsetspeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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64 | #endif |
65 | ||
66 | ||
67 | /* Put the state of FD into *TERMIOS_P. */ | |
c1422e5b | 68 | extern int tcgetattr (int __fd, struct termios *__termios_p) __THROW; |
28f540f4 | 69 | |
28f540f4 | 70 | /* Set the state of FD to *TERMIOS_P. |
5107cf1d | 71 | Values for OPTIONAL_ACTIONS (TCSA*) are in <bits/termios.h>. */ |
c1422e5b | 72 | extern int tcsetattr (int __fd, int __optional_actions, |
a784e502 | 73 | const struct termios *__termios_p) __THROW; |
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74 | |
75 | ||
76 | #ifdef __USE_BSD | |
77 | /* Set *TERMIOS_P to indicate raw mode. */ | |
c1422e5b | 78 | extern void cfmakeraw (struct termios *__termios_p) __THROW; |
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79 | #endif |
80 | ||
81 | /* Send zero bits on FD. */ | |
c1422e5b | 82 | extern int tcsendbreak (int __fd, int __duration) __THROW; |
28f540f4 | 83 | |
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84 | /* Wait for pending output to be written on FD. |
85 | ||
86 | This function is a cancellation point and therefore not marked with | |
87 | __THROW. */ | |
88 | extern int tcdrain (int __fd); | |
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89 | |
90 | /* Flush pending data on FD. | |
5107cf1d | 91 | Values for QUEUE_SELECTOR (TC{I,O,IO}FLUSH) are in <bits/termios.h>. */ |
c1422e5b | 92 | extern int tcflush (int __fd, int __queue_selector) __THROW; |
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93 | |
94 | /* Suspend or restart transmission on FD. | |
5107cf1d | 95 | Values for ACTION (TC[IO]{OFF,ON}) are in <bits/termios.h>. */ |
c1422e5b | 96 | extern int tcflow (int __fd, int __action) __THROW; |
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97 | |
98 | ||
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99 | #ifdef __USE_UNIX98 |
100 | /* Get process group ID for session leader for controlling terminal FD. */ | |
c1422e5b | 101 | extern __pid_t tcgetsid (int __fd) __THROW; |
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102 | #endif |
103 | ||
104 | ||
28f540f4 | 105 | #ifdef __USE_BSD |
dfd2257a | 106 | # include <sys/ttydefaults.h> |
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107 | #endif |
108 | ||
109 | __END_DECLS | |
110 | ||
111 | #endif /* termios.h */ |