src/m/sps7.h

   1 /* machine description file for Bull SPS-7.
   2    Copyright (C) 1986 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20
  21 /* The following line tells the configuration script what sort of
  22    operating system this machine is likely to run.
  23    USUAL-OPSYS="usg5-2"  */
  24
  25 /* The following three symbols give information on
  26  the size of various data types.  */
  27
  28 #define SHORTBITS 16            /* Number of bits in a short */
  29
  30 #define INTBITS 32              /* Number of bits in an int */
  31
  32 #define LONGBITS 32             /* Number of bits in a long */
  33
  34 /* 68000 has lowest-numbered byte as most significant */
  35
  36 #define BIG_ENDIAN
  37
  38 /* Say this machine is a 68000 */
  39
  40 #ifndef m68000
  41 #define m68000
  42 #endif
  43
  44 #define sps7
  45
  46 /* Use type int rather than a union, to represent Lisp_Object */
  47
  48 #define NO_UNION_TYPE
  49
  50 /* XINT must explicitly sign-extend */
  51
  52 #define EXPLICIT_SIGN_EXTEND
  53
  54 /* Data type of load average, as read out of kmem.  */
  55 /* Suspect there is something weird about this machine, so turn it off.  */
  56
  57 /* #define LOAD_AVE_TYPE long */
  58
  59 /* Convert that into an integer that is 100 for a load average of 1.0  */
  60
  61 /* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0) */
  62 \f
  63 #define SMX
  64 #define V3x
  65
  66 /*
  67  *      Define HAVE_SELECT if the system supports the `select' system call.
  68  */
  69
  70 #define HAVE_SELECT
  71
  72 /*
  73  *      Define HAVE_PTYS if the system supports pty devices.
  74  */
  75
  76 #define HAVE_PTYS
  77
  78 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
  79
  80 #define HAVE_SOCKETS
  81
  82 /*      Have the socketpair call
  83 */
  84
  85 #define SKTPAIR
  86
  87 /* Define CLASH_DETECTION if you want lock files to be written
  88    so that Emacs can tell instantly when you try to modify
  89    a file that someone else has modified in his Emacs.  */
  90
  91 #define CLASH_DETECTION
  92
  93 /* Use Berkeley style interface to nlist */
  94
  95 #define NLIST_STRUCT
  96
  97 /* Define this to cause -N to be passed to ld.  This is needed
  98  *  in uniplus because of its funny memory space layout.
  99  * SMX--If you are using 32 bit (COFF) use "-N", else don't use anything.
 100  */
 101
 102 #define LD_SWITCH_MACHINE -N -T32 -e __start
 103
 104 /* If you are compiling for a 68020, then use -lc32 else use -lc */
 105
 106 #define LIB_STANDARD -lc32
 107
 108 /* Fore 16 bit, -linet, for 32 bit -linet32 (be sure you have it!). */
 109
 110 #define LIBS_MACHINE -linet32
 111
 112 /* Use -T32 for 68020, -T16 otherwise */
 113
 114 #define C_SWITCH_MACHINE -T32
 115
 116 /*
 117    Here we assume that signal.h is included before config.h
 118    so that we can override it here.  */
 119
 120 #undef SIGIO
 121
 122 /* Other than 68020 use ld16, as32, or undefine (defaults ld and as). */
 123
 124 #define ASS as32
 125
 126 #ifdef V3x
 127 #define EXEC_MAGIC 0x10b
 128 #define SEGMENT_MASK (NBPS-1)
 129 #define ADJUST_EXEC_HEADER f_hdr.f_magic = SMROMAGIC;\
 130  f_ohdr.stsize = 0;
 131 #endif