ref: e4509d40cc9759baddf1c2571247b95d2f5b61a5
dir: /sys/src/ape/cmd/pdksh/tty.h/
/* tty.h -- centralized definitions for a variety of terminal interfaces created by DPK, Oct. 1986 Rearranged to work with autoconf, added TTY_state, get_tty/set_tty Michael Rendell, May '94 last edit: 30-Jul-1987 D A Gwyn */ /* $Id$ */ /* some useful #defines */ #ifdef EXTERN # define I__(i) = i #else # define I__(i) # define EXTERN extern # define EXTERN_DEFINED #endif /* Don't know of a system on which including sys/ioctl.h with termios.h * causes problems. If there is one, these lines need to be deleted and * aclocal.m4 needs to have stuff un-commented. */ #ifdef SYS_IOCTL_WITH_TERMIOS # define SYS_IOCTL_WITH_TERMIOS #endif /* SYS_IOCTL_WITH_TERMIOS */ #ifdef SYS_IOCTL_WITH_TERMIO # define SYS_IOCTL_WITH_TERMIO #endif /* SYS_IOCTL_WITH_TERMIO */ #ifdef HAVE_TERMIOS_H # include <termios.h> # ifdef SYS_IOCTL_WITH_TERMIOS # if !(defined(sun) && !defined(__svr4__)) /* too many warnings on sunos */ /* Need to include sys/ioctl.h on some systems to get the TIOCGWINSZ * stuff (eg, digital unix). */ # include <sys/ioctl.h> # endif /* !(sun && !__svr4__) */ # endif /* SYS_IOCTL_WITH_TERMIOS */ typedef struct termios TTY_state; #else # ifdef HAVE_TERMIO_H # include <termio.h> # ifdef SYS_IOCTL_WITH_TERMIO # include <sys/ioctl.h> /* see comment above in termios stuff */ # endif /* SYS_IOCTL_WITH_TERMIO */ # if _BSD_SYSV /* BRL UNIX System V emulation */ # ifndef NTTYDISC # define TIOCGETD _IOR( 't', 0, int ) # define TIOCSETD _IOW( 't', 1, int ) # define NTTYDISC 2 # endif # ifndef TIOCSTI # define TIOCSTI _IOW( 't', 114, char ) # endif # ifndef TIOCSPGRP # define TIOCSPGRP _IOW( 't', 118, int ) # endif # endif /* _BSD_SYSV */ typedef struct termio TTY_state; # else /* HAVE_TERMIO_H */ /* Assume BSD tty stuff. Uses TIOCGETP, TIOCSETN; uses TIOCGATC/TIOCSATC if * available, otherwise it uses TIOCGETC/TIOCSETC (also uses TIOCGLTC/TIOCSLTC * if available) */ # ifdef _MINIX # include <sgtty.h> # define TIOCSETN TIOCSETP # else # include <sys/ioctl.h> # endif typedef struct { struct sgttyb sgttyb; # ifdef TIOCGATC struct lchars lchars; # else /* TIOCGATC */ struct tchars tchars; # ifdef TIOCGLTC struct ltchars ltchars; # endif /* TIOCGLTC */ # endif /* TIOCGATC */ } TTY_state; # endif /* HAVE_TERMIO_H */ #endif /* HAVE_TERMIOS_H */ /* Flags for set_tty() */ #define TF_NONE 0x00 #define TF_WAIT 0x01 /* drain output, even it requires sleep() */ #define TF_MIPSKLUDGE 0x02 /* kludge to unwedge RISC/os 5.0 tty driver */ EXTERN int tty_fd I__(-1); /* dup'd tty file descriptor */ EXTERN int tty_devtty; /* true if tty_fd is from /dev/tty */ EXTERN TTY_state tty_state; /* saved tty state */ extern int get_tty ARGS((int fd, TTY_state *ts)); extern int set_tty ARGS((int fd, TTY_state *ts, int flags)); extern void tty_init ARGS((int init_ttystate)); extern void tty_close ARGS((void)); /* be sure not to interfere with anyone else's idea about EXTERN */ #ifdef EXTERN_DEFINED # undef EXTERN_DEFINED # undef EXTERN #endif #undef I__