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- /* m- file for Sun 68000's OPERATING SYSTEM version 2.
- Note that "m-sun2.h" refers to the operating system version, not the
- CPU model number. See the MACHINES file for details.
- Copyright (C) 1985, 1986 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 1, 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
-
- /* Define how to take a char and sign-extend into an int.
- On machines where char is signed, this is a no-op. */
-
- #define SIGN_EXTEND_CHAR(c) (c)
-
- /* Say this machine is a 68000 */
-
- #ifndef m68000
- #define m68000
- #endif
-
- /* Use type int rather than a union, to represent Lisp_Object */
-
- #define NO_UNION_TYPE
-
- /* Sun can't write competent compilers */
- #define COMPILER_REGISTER_BUG
-
- /* XINT must explicitly sign-extend */
-
- #define EXPLICIT_SIGN_EXTEND
-
- /* Data type of load average, as read out of kmem. */
-
- #define LOAD_AVE_TYPE long
-
- /* Convert that into an integer that is 100 for a load average of 1.0 */
-
- #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
-
- /* Say that this is a Sun 2; must check for and maybe reinitialize
- the "sky" board. */
-
- #define sun2
-
- /* Must use the system's termcap. It does special things. */
-
- #define LIBS_TERMCAP -ltermcap
-
- /* Mask for address bits within a memory segment */
-
- #define SEGMENT_MASK (SEGSIZ - 1)
-
- /* Arrange to link with sun windows, if requested. */
- /* For details on emacstool and sunfns, see etc/SUN-SUPPORT */
- /* These programs require Sun UNIX 4.2 Release 3.2 or greater */
-
- #ifdef HAVE_SUN_WINDOWS
- #define OTHER_FILES ${etcdir}emacstool
- #define LIBS_MACHINE -lsuntool -lsunwindow -lpixrect
- #define OBJECTS_MACHINE sunfns.o
- #define SYMS_MACHINE syms_of_sunfns ()
- #define PURESIZE 132000
- #endif
-