1/* machine description for Bull DPX/2 range 2 Copyright (C) 1985, 1986, 1999, 2001, 2002, 2003, 2004, 3 2005, 2006, 2007 Free Software Foundation, Inc. 4 5This file is part of GNU Emacs. 6 7GNU Emacs is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GNU Emacs is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GNU Emacs; see the file COPYING. If not, write to 19the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20Boston, MA 02110-1301, USA. */ 21 22/* The following line tells the configuration script what sort of 23 operating system this machine is likely to run. 24 USUAL-OPSYS="usg5-3" */ 25 26/* 27 * You need to either un-comment one of these lines, or copy one 28 * of them to config.h before you include this file. 29 * Note that some simply define a constant and others set a value. 30 */ 31 32/* #define ncl_el /* DPX/2 210,220 etc */ 33/* #define ncl_mr 1 /* DPX/2 320,340 (and 360,380 ?) */ 34 35/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word 36 is the most significant byte. */ 37 38#define WORDS_BIG_ENDIAN 39 40/* Define NO_ARG_ARRAY if you cannot take the address of the first of a 41 * group of arguments and treat it as an array of the arguments. */ 42 43#define NO_ARG_ARRAY 44 45/* Define WORD_MACHINE if addresses and such have 46 * to be corrected before they can be used as byte counts. */ 47 48/* #define WORD_MACHINE /**/ 49 50/* Now define a symbol for the cpu type, if your compiler 51 does not define it automatically: 52 Ones defined so far include vax, m68000, ns16000, pyramid, 53 orion, tahoe, APOLLO and many others */ 54 55/* /bin/cc on ncl_el and ncl_mr define m68k and mc68000 */ 56 57/* Use type int rather than a union, to represent Lisp_Object */ 58/* This is desirable for most machines. */ 59 60#define NO_UNION_TYPE 61 62/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend 63 the 24-bit bit field into an int. In other words, if bit fields 64 are always unsigned. 65 66 If you use NO_UNION_TYPE, this flag does not matter. */ 67 68#define EXPLICIT_SIGN_EXTEND 69 70/* Data type of load average, as read out of kmem. */ 71 72#define LOAD_AVE_TYPE long 73 74/* Convert that into an integer that is 100 for a load average of 1.0 */ 75 76#define FSCALE 1000.0 77#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) 78 79/* Define CANNOT_DUMP on machines where unexec does not work. 80 Then the function dump-emacs will not be defined 81 and temacs will do (load "loadup") automatically unless told otherwise. */ 82 83/*#define CANNOT_DUMP /**/ 84 85/* Define VIRT_ADDR_VARIES if the virtual addresses of 86 pure and impure space as loaded can vary, and even their 87 relative order cannot be relied on. 88 89 Otherwise Emacs assumes that text space precedes data space, 90 numerically. */ 91 92/* #define VIRT_ADDR_VARIES /**/ 93 94/* Define NO_REMAP if memory segmentation makes it not work well 95 to change the boundary between the text section and data section 96 when Emacs is dumped. If you define this, the preloaded Lisp 97 code will not be sharable; but that's better than failing completely. */ 98 99#define NO_REMAP 100 101/* 102 * end of the standard macro's 103 */ 104 105/* 106 * a neat identifier to handle source mods (if needed) 107 */ 108#ifndef DPX2 109#define DPX2 110#endif 111 112/* Disable support for shared libraries in unexec. */ 113 114#undef USG_SHARED_LIBRARIES 115 116/* 117 * if we use X11, libX11.a has these... 118 */ 119# undef LIB_X11_LIB 120# define LIB_X11_LIB -lX11 121# undef LIBX11_SYSTEM 122# define LIBX11_SYSTEM -lmalloc -lnsl 123# define BSTRING 124 125/* 126 * we must have INET loaded so we have sockets 127 */ 128# define HAVE_SOCKETS 129 130/* 131 * useful if you have INET loaded 132 */ 133# define LIBS_MACHINE -linet 134 135 136#if (defined(ncl_mr) || defined(ncl_el)) && !defined (NBPC) 137# define NBPC 4096 138#endif 139 140/* 141 * if SIGIO is defined, much of the emacs 142 * code assumes we are BSD !! 143 */ 144#define BROKEN_SIGIO 145 146 147/* 148 * a good idea on multi-user systems :-) 149 */ 150#define CLASH_DETECTION /* probably a good idea */ 151 152 153/* 154 * sysdep.c(sys_suspend) works fine with emacs-18.58 155 * and BOS 02.00.45, if you have an earler version 156 * of Emacs and/or BOS, or have problems, or just prefer 157 * to start a sub-shell rather than suspend-emacs, 158 * un-comment out the next line. 159 */ 160/* # define BROKEN_SIGTSTP /* make suspend-emacs spawn a sub-shell */ 161#ifdef NOMULTIPLEJOBS 162# undef NOMULTIPLEJOBS 163#endif 164/* 165 * no we don't want this at all 166 */ 167#ifdef USG_JOBCTRL 168# undef USG_JOBCTRL 169#endif 170 171/* 172 * but we have that 173*/ 174#define GETPGRP_NO_ARG 175 176/* select also needs this header file--but not in ymakefile. */ 177#ifndef NOT_C_CODE 178#include <sys/types.h> 179#include <sys/select.h> 180#endif 181 182#define TEXT_START 0 183 184/* we have termios */ 185#undef HAVE_TERMIO 186#define HAVE_TERMIOS 187#define HAVE_TCATTR 188 189/* we also have this */ 190#define HAVE_PTYS 191#define SYSV_PTYS 192 193/* It doesn't seem we have sigpause */ 194#undef HAVE_SYSV_SIGPAUSE 195 196#define POSIX_SIGNALS 197 198/* We don't need the definition from usg5-3.h with POSIX_SIGNALS. */ 199#undef sigsetmask 200 201 202/* on bos2.00.45 there is a bug that makes the F_SETOWN fcntl() call 203 enters in an infinite loop. Avoid calling it */ 204#define F_SETOWN_BUG 205 206/* system closedir sometimes complains about wrong descriptor 207 for no apparent reasons. Use the provided closedir in sysdep.c instead */ 208#ifdef HAVE_CLOSEDIR 209#undef HAVE_CLOSEDIR 210#endif 211 212/* Send signals to subprocesses by "typing" signal chars at them. */ 213#define SIGNALS_VIA_CHARACTERS 214 215/* This is to prevent memory clobbering on the DPX/2 200. */ 216#define LD_SWITCH_MACHINE -N -T32 217 218 /* end of dpx2.h */ 219 220 221/* arch-tag: 8cfdf817-aec7-4d99-a00d-0e77615e8e1b 222 (do not change this comment) */ 223