1/* machine description file for AT&T UNIX PC model 7300 2 Copyright (C) 1986, 2001, 2002, 2003, 2004, 2005, 3 2006, 2007 Free Software Foundation, Inc. 4 Modified for this machine by mtxinu!rtech!gonzo!daveb 5 6This file is part of GNU Emacs. 7 8GNU Emacs is free software; you can redistribute it and/or modify 9it under the terms of the GNU General Public License as published by 10the Free Software Foundation; either version 2, or (at your option) 11any later version. 12 13GNU Emacs is distributed in the hope that it will be useful, 14but WITHOUT ANY WARRANTY; without even the implied warranty of 15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16GNU General Public License for more details. 17 18You should have received a copy of the GNU General Public License 19along with GNU Emacs; see the file COPYING. If not, write to 20the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 21Boston, MA 02110-1301, USA. */ 22 23 24/* The following line tells the configuration script what sort of 25 operating system this machine is likely to run. 26 USUAL-OPSYS="usg5-2-2" */ 27 28/* Supposedly now these machines have flexnames. 29 30/* # define SHORTNAMES */ 31 32 33/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word 34 is the most significant byte. */ 35 36#define WORDS_BIG_ENDIAN 37 38/* XINT must explicitly sign-extend */ 39 40#define EXPLICIT_SIGN_EXTEND 41 42/* Use type int rather than a union, to represent Lisp_Object */ 43 44#define NO_UNION_TYPE 45 46/* Now define a symbol for the cpu type, if your compiler 47 does not define it automatically: 48 vax, m68000, ns16000 are the ones defined so far. */ 49 50# ifndef mc68k 51# define mc68k 52# endif 53#ifndef m68k 54#define m68k 55#endif 56 57/* Cause crt0.c to define errno. */ 58 59#define NEED_ERRNO 60 61/* Data type of load average, as read out of kmem. */ 62/* These are commented out since it is not supported by this machine. */ 63 64/* #define LOAD_AVE_TYPE long */ 65 66/* Convert that into an integer that is 100 for a load average of 1.0 */ 67 68/* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0) */ 69 70#ifndef __GNUC__ 71 72#define SWITCH_ENUM_BUG 73 74#endif 75 76/* If you have the PD pty driver installed, uncomment the following line. */ 77/* #define HAVE_PTYS */ 78 79#define HAVE_SYSVIPC 80 81/* We don't have memmove. */ 82#define memmove(d, s, n) safe_bcopy (s, d, n) 83 84/* These three lines were new in 18.50. They were said to permit 85 a demand-paged executable, but someone else says they don't work. 86 Someone else says they do. They didn't work because errno was an 87 initialized variable in crt0.c, and because of %splimit (also therein), 88 both of which have been fixed now. */ 89#define SECTION_ALIGNMENT 0x03ff 90#define SEGMENT_MASK 0xffff 91#define LD_SWITCH_MACHINE -z 92 93/* Insist on using cc when compiling this. GCC may have been 94 configured to use GAS syntax, which causes problems. */ 95#define CRT0_COMPILE cc -c -O -Demacs 96 97/* arch-tag: 66219dc7-ef45-4f0c-bb98-f35421f39c8d 98 (do not change this comment) */ 99