remove NOHANG - not to be done in kernel
[unix-history] / usr / src / sys / sys / termios.h
/*
* Copyright (c) 1988, 1989 The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* @(#)termios.h 7.8 (Berkeley) %G%
*/
/*
* termios structure
*/
#ifndef _TERMIOS_
#define _TERMIOS_
/*
* Special Control Characters
*
* Index into c_cc[] character array.
*
* Name Subscript Enabled by
*/
#define VEOF 0 /* ICANON */
#define VEOL 1 /* ICANON */
#ifndef _POSIX_SOURCE
#define VEOL2 2 /* ICANON */
#endif /*_POSIX_SOURCE */
#define VERASE 3 /* ICANON */
#ifndef _POSIX_SOURCE
#define VWERASE 4 /* ICANON */
#endif /*_POSIX_SOURCE */
#define VKILL 5 /* ICANON */
#ifndef _POSIX_SOURCE
#define VREPRINT 6 /* ICANON */
#endif /*_POSIX_SOURCE */
/* 7 spare 1 */
#define VINTR 8 /* ISIG */
#define VQUIT 9 /* ISIG */
#define VSUSP 10 /* ISIG */
#ifndef _POSIX_SOURCE
#define VDSUSP 11 /* ISIG */
#endif /*_POSIX_SOURCE */
#define VSTART 12 /* IXON, IXOFF */
#define VSTOP 13 /* IXON, IXOFF */
#ifndef _POSIX_SOURCE
#define VLNEXT 14 /* IEXTEN */
#define VFLUSHO 15 /* IEXTEN */
#define VFLUSH VFLUSHO /* for sun */
#endif /*_POSIX_SOURCE */
#define VMIN 16 /* !ICANON */
#define VTIME 17 /* !ICANON */
#ifndef _POSIX_SOURCE
#define VINFO 18 /* ICANON */
/* 19 spare 2 */
#define NCC 20
#endif /*_POSIX_SOURCE */
#define _POSIX_VDISABLE ((unsigned char)'\377')
#ifndef _POSIX_SOURCE
#define CCEQ(val, c) (c == val ? val != _POSIX_VDISABLE : 0)
#endif
/*
* Input flags - software input processing
*/
#define IGNBRK 0x00000001 /* ignore BREAK condition */
#define BRKINT 0x00000002 /* map BREAK to SIGINTR */
#define IGNPAR 0x00000004 /* ignore (discard) parity errors */
#define PARMRK 0x00000008 /* mark parity and framing errors */
#define INPCK 0x00000010 /* enable checking of parity errors */
#define ISTRIP 0x00000020 /* strip 8th bit off chars */
#define INLCR 0x00000040 /* map NL into CR */
#define IGNCR 0x00000080 /* ignore CR */
#define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */
#define IXON 0x00000200 /* enable output flow control */
#define IXOFF 0x00000400 /* enable input flow control */
#ifndef _POSIX_SOURCE
#define IFLOW IXON /* enable output flow control */
#define ITANDEM IXOFF /* enable input flow control */
#define IXANY 0x00000800 /* any char will restart after stop */
#define IMAXBEL 0x00002000 /* ring bell on input queue full */
#endif /*_POSIX_SOURCE */
/*
* Output flags - software output processing
*/
#define OPOST 0x00000001 /* enable following output processing */
#ifndef _POSIX_SOURCE
#define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */
#define ONLCRNL ONLCR
#define OXTABS 0x00000004 /* expand tabs to spaces */
#define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */
#endif /*_POSIX_SOURCE */
/*
* Control flags - hardware control of terminal
*/
#ifndef _POSIX_SOURCE
#define CIGNORE 0x00000001 /* ignore control flags */
#endif /*_POSIX_SOURCE */
#define CSIZE 0x00000300 /* character size mask */
#define CS5 0x00000000 /* 5 bits (pseudo) */
#define CS6 0x00000100 /* 6 bits */
#define CS7 0x00000200 /* 7 bits */
#define CS8 0x00000300 /* 8 bits */
#define CSTOPB 0x00000400 /* send 2 stop bits */
#define CREAD 0x00000800 /* enable receiver */
#define PARENB 0x00001000 /* parity enable */
#define PARODD 0x00002000 /* odd parity, else even */
#ifndef _POSIX_SOURCE
#define HUPCL 0x00004000 /* hang up on last close */
#endif /*_POSIX_SOURCE */
#define CLOCAL 0x00008000 /* ignore modem status lines */
#ifndef _POSIX_SOURCE
#define CCTS_OFLOW 0x00010000 /* CTS flow control of output */
#define CRTSCTS CCTS_OFLOW /* ??? */
#define CRTS_IFLOW 0x00020000 /* RTS flow control of input */
#define MDMBUF 0x00100000 /* flow control output via Carrier */
#endif /*_POSIX_SOURCE */
/*
* "Local" flags - dumping ground for other state
*
* Warning: some flags in this structure begin with
* the letter "I" and look like they belong in the
* input flag.
*/
#ifndef _POSIX_SOURCE
#define ECHOKE 0x00000001 /* visual erase for line kill */
#endif /*_POSIX_SOURCE */
#define ECHOE 0x00000002 /* visually erase chars */
#define ECHOK 0x00000004 /* echo NL after line kill */
#define ECHO 0x00000008 /* enable echoing */
#define ECHONL 0x00000010 /* echo NL even if ECHO is off */
#ifndef _POSIX_SOURCE
#define ECHOPRT 0x00000020 /* visual erase mode for hardcopy */
#define ECHOCTL 0x00000040 /* echo control chars as ^(Char) */
#endif /*_POSIX_SOURCE */
#define ISIG 0x00000080 /* enable signals INTR, QUIT, [D]SUSP */
#define ICANON 0x00000100 /* canonicalize input lines */
#ifndef _POSIX_SOURCE
#define ALTWERASE 0x00000200 /* use alternate WERASE algorithm */
#endif /*_POSIX_SOURCE */
#define IEXTEN 0x00000400 /* enable FLUSHO and LNEXT */
#define TOSTOP 0x00400000 /* stop background jobs from output */
#ifndef _POSIX_SOURCE
#define FLUSHO 0x00800000 /* output being flushed (state) */
#define NOKERNINFO 0x02000000 /* no kernel output from VINFO */
#define PENDIN 0x20000000 /* XXX retype pending input (state) */
#endif /*_POSIX_SOURCE */
#define NOFLSH 0x80000000 /* don't flush after interrupt */
typedef unsigned long tcflag_t;
typedef unsigned char cc_t;
struct termios {
tcflag_t c_iflag; /* input flags */
tcflag_t c_oflag; /* output flags */
tcflag_t c_cflag; /* control flags */
tcflag_t c_lflag; /* local flags */
cc_t c_cc[NCC]; /* control chars */
long c_ispeed; /* input speed */
long c_ospeed; /* output speed */
};
/*
* Commands passed to tcsetattr() for setting the termios structure.
*/
#define TCSANOW 0 /* make change immediate */
#define TCSADRAIN 1 /* drain output, then change */
#define TCSADFLUSH 2 /* drain output, flush input */
/*
* Standard speeds
*/
#define B0 0
#define B50 50
#define B75 75
#define B110 110
#define B134 134
#define B150 150
#define B200 200
#define B300 300
#define B600 600
#define B1200 1200
#define B1800 1800
#define B2400 2400
#define B4800 4800
#define B9600 9600
#define B19200 19200
#define B38400 38400
#ifndef _POSIX_SOURCE
#define EXTA 19200
#define EXTB 38400
#endif /*_POSIX_SOURCE */
/*
* END OF PROTECTED INCLUDE.
*/
#endif /* _TERMIOS_ */
#ifndef _POSIX_SOURCE
#ifdef KERNEL
#include "ttydefaults.h"
#else
#include <sys/ttydefaults.h>
#endif
#endif /*_POSIX_SOURCE */