/* systty.h - System-dependent definitions for terminals.
- Copyright (C) 1993-1994, 2001-2011 Free Software Foundation, Inc.
+ Copyright (C) 1993-1994, 2001-2013 Free Software Foundation, Inc.
This file is part of GNU Emacs.
along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
/* Include the proper files. */
+
#ifndef DOS_NT
-#ifndef NO_TERMIO
-#include <termio.h>
-#endif /* not NO_TERMIO */
#include <termios.h>
#include <fcntl.h>
#endif /* not DOS_NT */
#include <unistd.h>
-\f
-/* Special cases - inhibiting the use of certain features. */
-
-/* Allow m- file to inhibit use of FIONREAD. */
-#ifdef BROKEN_FIONREAD
-#undef FIONREAD
-#undef ASYNC
-#endif
-
-/* Interrupt input is not used if there is no FIONREAD. */
-#ifndef FIONREAD
-#undef SIGIO
-#endif
-
\f
/* Try to establish the correct character to disable terminal functions
in a system-independent manner. Note that USG (at least) define
#endif /* not CDEL */
#endif /* not _POSIX_VDISABLE */
\f
-/* Get the number of characters queued for output. */
-
-/* EMACS_OUTQSIZE(FD, int *SIZE) stores the number of characters
- queued for output to the terminal FD in *SIZE, if FD is a tty.
- Returns -1 if there was an error (i.e. FD is not a tty), 0
- otherwise. */
-#ifdef TIOCOUTQ
-#define EMACS_OUTQSIZE(fd, size) (ioctl ((fd), TIOCOUTQ, (size)))
-#endif
-
-\f
-/* Manipulate a terminal's current process group. */
-
-/* EMACS_GETPGRP (arg) returns the process group of the process. */
-
-#if defined (GETPGRP_VOID)
-# define EMACS_GETPGRP(x) getpgrp()
-#else /* !GETPGRP_VOID */
-# define EMACS_GETPGRP(x) getpgrp(x)
-#endif /* !GETPGRP_VOID */
-\f
/* Manipulate a TTY's input/output processing parameters. */
/* struct emacs_tty is a structure used to hold the current tty