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Annotation of 43BSDReno/contrib/emacs-18.55/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 distributed in the hope that it will be useful,
                      9: but WITHOUT ANY WARRANTY.  No author or distributor
                     10: accepts responsibility to anyone for the consequences of using it
                     11: or for whether it serves any particular purpose or works at all,
                     12: unless he says so in writing.  Refer to the GNU Emacs General Public
                     13: License for full details.
                     14: 
                     15: Everyone is granted permission to copy, modify and redistribute
                     16: GNU Emacs, but only under the conditions described in the
                     17: GNU Emacs General Public License.   A copy of this license is
                     18: supposed to have been given to you along with GNU Emacs so you
                     19: can know your rights and responsibilities.  It should be in a
                     20: file named COPYING.  Among other things, the copyright notice
                     21: and this notice must be preserved on all copies.  */
                     22: 
                     23: 
                     24: /* The following three symbols give information on
                     25:  the size of various data types.  */
                     26: 
                     27: #define SHORTBITS 16           /* Number of bits in a short */
                     28: 
                     29: #define INTBITS 32             /* Number of bits in an int */
                     30: 
                     31: #define LONGBITS 32            /* Number of bits in a long */
                     32: 
                     33: /* 68000 has lowest-numbered byte as most significant */
                     34: 
                     35: #define BIG_ENDIAN
                     36: 
                     37: /* Define how to take a char and sign-extend into an int.
                     38:    On machines where char is signed, this is a no-op.  */
                     39: 
                     40: #define SIGN_EXTEND_CHAR(c) (c)
                     41: 
                     42: /* Say this machine is a 68000 */
                     43: 
                     44: #ifndef m68000
                     45: #define m68000
                     46: #endif
                     47: 
                     48: /* Use type int rather than a union, to represent Lisp_Object */
                     49: 
                     50: #define NO_UNION_TYPE
                     51: 
                     52: /* Sun can't write competent compilers */
                     53: #define COMPILER_REGISTER_BUG
                     54: 
                     55: /* XINT must explicitly sign-extend */
                     56: 
                     57: #define EXPLICIT_SIGN_EXTEND
                     58: 
                     59: /* Data type of load average, as read out of kmem.  */
                     60: 
                     61: #define LOAD_AVE_TYPE long
                     62: 
                     63: /* Convert that into an integer that is 100 for a load average of 1.0  */
                     64: 
                     65: #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
                     66: 
                     67: /* Say that this is a Sun 2; must check for and maybe reinitialize
                     68:    the "sky" board.  */
                     69: 
                     70: #define sun2
                     71: 
                     72: /* Must use the system's termcap.  It does special things.  */
                     73: 
                     74: #define LIBS_TERMCAP -ltermcap
                     75: 
                     76: /* Mask for address bits within a memory segment */
                     77: 
                     78: #define SEGMENT_MASK (SEGSIZ - 1)
                     79: 
                     80: /* Arrange to link with sun windows, if requested.  */
                     81: /* For details on emacstool and sunfns, see etc/SUN-SUPPORT */
                     82: /* These programs require Sun UNIX 4.2 Release 3.2 or greater */
                     83: 
                     84: #ifdef HAVE_SUN_WINDOWS
                     85: #define OTHER_FILES  ${etcdir}emacstool
                     86: #define LIBS_MACHINE -lsuntool -lsunwindow -lpixrect
                     87: #define OBJECTS_MACHINE sunfns.o
                     88: #define SYMS_MACHINE syms_of_sunfns ()
                     89: #define PURESIZE 132000
                     90: #endif

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