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c1422e5b | 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. |
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 | |
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14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, write to the Free | |
16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
17 | 02111-1307 USA. */ | |
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18 | |
19 | /* | |
20 | * POSIX Standard: 7.1-2 General Terminal Interface <termios.h> | |
21 | */ | |
22 | ||
23 | #ifndef _TERMIOS_H | |
28f540f4 | 24 | #define _TERMIOS_H 1 |
5107cf1d | 25 | |
28f540f4 | 26 | #include <features.h> |
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27 | #ifdef __USE_UNIX98 |
28 | /* We need `pid_t'. */ | |
29 | # include <bits/types.h> | |
7df789e0 | 30 | # ifndef __pid_t_defined |
af6f3906 | 31 | typedef __pid_t pid_t; |
7df789e0 | 32 | # define __pid_t_defined |
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33 | # endif |
34 | #endif | |
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35 | |
36 | __BEGIN_DECLS | |
37 | ||
38 | /* Get the system-dependent definitions of `struct termios', `tcflag_t', | |
39 | `cc_t', `speed_t', and all the macros specifying the flag bits. */ | |
5107cf1d | 40 | #include <bits/termios.h> |
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41 | |
42 | #ifdef __USE_BSD | |
43 | /* Compare a character C to a value VAL from the `c_cc' array in a | |
44 | `struct termios'. If VAL is _POSIX_VDISABLE, no character can match it. */ | |
dfd2257a | 45 | # define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE) |
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46 | #endif |
47 | ||
48 | /* Return the output baud rate stored in *TERMIOS_P. */ | |
c1422e5b | 49 | extern speed_t cfgetospeed (__const struct termios *__termios_p) __THROW; |
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50 | |
51 | /* Return the input baud rate stored in *TERMIOS_P. */ | |
c1422e5b | 52 | extern speed_t cfgetispeed (__const struct termios *__termios_p) __THROW; |
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53 | |
54 | /* Set the output baud rate stored in *TERMIOS_P to SPEED. */ | |
c1422e5b | 55 | extern int cfsetospeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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56 | |
57 | /* Set the input baud rate stored in *TERMIOS_P to SPEED. */ | |
c1422e5b | 58 | extern int cfsetispeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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59 | |
60 | #ifdef __USE_BSD | |
61 | /* Set both the input and output baud rates in *TERMIOS_OP to SPEED. */ | |
c1422e5b | 62 | extern int cfsetspeed (struct termios *__termios_p, speed_t __speed) __THROW; |
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63 | #endif |
64 | ||
65 | ||
66 | /* Put the state of FD into *TERMIOS_P. */ | |
c1422e5b | 67 | extern int tcgetattr (int __fd, struct termios *__termios_p) __THROW; |
28f540f4 | 68 | |
28f540f4 | 69 | /* Set the state of FD to *TERMIOS_P. |
5107cf1d | 70 | Values for OPTIONAL_ACTIONS (TCSA*) are in <bits/termios.h>. */ |
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71 | extern int tcsetattr (int __fd, int __optional_actions, |
72 | __const struct termios *__termios_p) __THROW; | |
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73 | |
74 | ||
75 | #ifdef __USE_BSD | |
76 | /* Set *TERMIOS_P to indicate raw mode. */ | |
c1422e5b | 77 | extern void cfmakeraw (struct termios *__termios_p) __THROW; |
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78 | #endif |
79 | ||
80 | /* Send zero bits on FD. */ | |
c1422e5b | 81 | extern int tcsendbreak (int __fd, int __duration) __THROW; |
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82 | |
83 | /* Wait for pending output to be written on FD. */ | |
c1422e5b | 84 | extern int tcdrain (int __fd) __THROW; |
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85 | |
86 | /* Flush pending data on FD. | |
5107cf1d | 87 | Values for QUEUE_SELECTOR (TC{I,O,IO}FLUSH) are in <bits/termios.h>. */ |
c1422e5b | 88 | extern int tcflush (int __fd, int __queue_selector) __THROW; |
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89 | |
90 | /* Suspend or restart transmission on FD. | |
5107cf1d | 91 | Values for ACTION (TC[IO]{OFF,ON}) are in <bits/termios.h>. */ |
c1422e5b | 92 | extern int tcflow (int __fd, int __action) __THROW; |
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93 | |
94 | ||
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95 | #ifdef __USE_UNIX98 |
96 | /* Get process group ID for session leader for controlling terminal FD. */ | |
c1422e5b | 97 | extern __pid_t tcgetsid (int __fd) __THROW; |
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98 | #endif |
99 | ||
100 | ||
28f540f4 | 101 | #ifdef __USE_BSD |
dfd2257a | 102 | # include <sys/ttydefaults.h> |
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103 | #endif |
104 | ||
105 | __END_DECLS | |
106 | ||
107 | #endif /* termios.h */ |