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- /* Machine description file for PFU A-series.
- Copyright (C) 1988 Free Software Foundation, Inc.
-
- This file is part of GNU Emacs.
-
- GNU Emacs is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- GNU Emacs is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GNU Emacs; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-
- /* The following three symbols give information on
- the size of various data types. */
-
- #define SHORTBITS 16 /* Number of bits in a short */
-
- #define INTBITS 32 /* Number of bits in an int */
-
- #define LONGBITS 32 /* Number of bits in a long */
-
- /* 68000 has lowest-numbered byte as most significant */
-
- #define BIG_ENDIAN
-
- /* Say this machine is a 68000 */
-
- #define m68000
- #define mc68000 1
-
- /* Use type int rather than a union, to represent Lisp_Object */
-
- #define NO_UNION_TYPE
-
- /* XINT must explicitly sign-extend */
-
- #define EXPLICIT_SIGN_EXTEND
-
- /* The symbol FIONREAD is defined, but the feature does not work. */
-
- #define BROKEN_FIONREAD
-
- /* Define NO_REMAP if memory segmentation makes it not work well
- to change the boundary between the text section and data section
- when Emacs is dumped. If you define this, the preloaded Lisp
- code will not be sharable; but that's better than failing completely. */
-
- #define NO_REMAP
-
- /* Define TEXT_START_ADDR if your linker don't set execute point to _start.
- If it needed, temacs always CORE-DUMP. */
-
- #define TEXT_START_ADDR __start
-
- /* Define START_FILES if your machine used _start.
- */
-
- #define START_FILES crt0.o
-
- /* Define LD_SWITCH_MACHINE if your linker need it.
- */
-
- #define LD_SWITCH_MACHINE -e __start
-
- #if pfa50 || pfa70
-
- /* On A-50/60/70/80, data space has high order byte use. */
- #define VALMASK (((1<<VALBITS) - 1) | 0x60000000)
- #define XTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & 0x1f))
- #define XGCTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & 0x1f))
-
- #endif /* pfa50, pfa70 */
-
- /* SX/A has alloca in the PW library. */
-
- #define LIB_STANDARD -lPW -lc
- #define HAVE_ALLOCA
-
- /* SX/A uses terminfo and lib/curses */
-
- #define TERMINFO
-
- #define HAVE_TIMEVAL
- #define HAVE_SELECT
- #define HAVE_PTYS
- #define HAVE_SOCKETS
-
- /* SX/A use SystemV style getdents/readdir. */
-
- /* SX/A does not have sigblock(2) */
- #define sigblock(mask) (0)
-
- #define USG_SYS_TIME
- #define USE_UTIME
-
- #define NO_SIOCTL_H
-
- #undef SIGIO
-