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Annotation of GNUtools/emacs/src/m-sun2.h, revision 1.1.1.1

1.1       root        1: /* m- file for Sun 68000's OPERATING SYSTEM version 2.
                      2:   Note that "m-sun2.h" refers to the operating system version, not the
                      3:   CPU model number.  See the MACHINES file for details.
                      4:    Copyright (C) 1985, 1986 Free Software Foundation, Inc.
                      5: 
                      6: This file is part of GNU Emacs.
                      7: 
                      8: GNU Emacs is free software; you can redistribute it and/or modify
                      9: it under the terms of the GNU General Public License as published by
                     10: the Free Software Foundation; either version 1, or (at your option)
                     11: any later version.
                     12: 
                     13: GNU Emacs is distributed in the hope that it will be useful,
                     14: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: GNU General Public License for more details.
                     17: 
                     18: You should have received a copy of the GNU General Public License
                     19: along with GNU Emacs; see the file COPYING.  If not, write to
                     20: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     21: 
                     22: 
                     23: /* The following three symbols give information on
                     24:  the size of various data types.  */
                     25: 
                     26: #define SHORTBITS 16           /* Number of bits in a short */
                     27: 
                     28: #define INTBITS 32             /* Number of bits in an int */
                     29: 
                     30: #define LONGBITS 32            /* Number of bits in a long */
                     31: 
                     32: /* 68000 has lowest-numbered byte as most significant */
                     33: 
                     34: #define BIG_ENDIAN
                     35: 
                     36: /* Define how to take a char and sign-extend into an int.
                     37:    On machines where char is signed, this is a no-op.  */
                     38: 
                     39: #define SIGN_EXTEND_CHAR(c) (c)
                     40: 
                     41: /* Say this machine is a 68000 */
                     42: 
                     43: #ifndef m68000
                     44: #define m68000
                     45: #endif
                     46: 
                     47: /* Use type int rather than a union, to represent Lisp_Object */
                     48: 
                     49: #define NO_UNION_TYPE
                     50: 
                     51: /* Sun can't write competent compilers */
                     52: #define COMPILER_REGISTER_BUG
                     53: 
                     54: /* XINT must explicitly sign-extend */
                     55: 
                     56: #define EXPLICIT_SIGN_EXTEND
                     57: 
                     58: /* Data type of load average, as read out of kmem.  */
                     59: 
                     60: #define LOAD_AVE_TYPE long
                     61: 
                     62: /* Convert that into an integer that is 100 for a load average of 1.0  */
                     63: 
                     64: #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
                     65: 
                     66: /* Say that this is a Sun 2; must check for and maybe reinitialize
                     67:    the "sky" board.  */
                     68: 
                     69: #define sun2
                     70: 
                     71: /* Must use the system's termcap.  It does special things.  */
                     72: 
                     73: #define LIBS_TERMCAP -ltermcap
                     74: 
                     75: /* Mask for address bits within a memory segment */
                     76: 
                     77: #define SEGMENT_MASK (SEGSIZ - 1)
                     78: 
                     79: /* Arrange to link with sun windows, if requested.  */
                     80: /* For details on emacstool and sunfns, see etc/SUN-SUPPORT */
                     81: /* These programs require Sun UNIX 4.2 Release 3.2 or greater */
                     82: 
                     83: #ifdef HAVE_SUN_WINDOWS
                     84: #define OTHER_FILES  ${etcdir}emacstool
                     85: #define LIBS_MACHINE -lsuntool -lsunwindow -lpixrect
                     86: #define OBJECTS_MACHINE sunfns.o
                     87: #define SYMS_MACHINE syms_of_sunfns ()
                     88: #define PURESIZE 132000
                     89: #endif

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