1 /* machine description file for the NCR Tower 32 running System V.2.
2 Copyright (C) 1986 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
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)
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.
16 You should have received a copy of the GNU General Public License
17 along with XEmacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 /* Synched up with: FSF 19.31. */
23 /* The following line tells the configuration script what sort of
24 operating system this machine is likely to run.
25 USUAL-OPSYS="usg5-2-2" */
27 /* Now define a symbol for the cpu type, if your compiler
28 does not define it automatically:
29 vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
30 are the ones defined so far. */
33 /* Data type of load average, as read out of kmem. */
35 /* #define LOAD_AVE_TYPE long */
37 /* Convert that into an integer that is 100 for a load average of 1.0 */
39 /* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */
41 /* Define CANNOT_DUMP on machines where unexec does not work.
42 Then the function dump-emacs will not be defined
43 and temacs will do (load "loadup") automatically unless told otherwise. */
45 /* #define CANNOT_DUMP */
47 /* Define C_ALLOCA if this machine does not support a true alloca
48 and the one written in C should be used instead.
49 Define HAVE_ALLOCA to say that the system provides a properly
50 working alloca function and it should be used.
51 Define neither one if an assembler-language alloca
52 in the file alloca.s should be used. */
54 /* #define C_ALLOCA */
57 /* Change some things to avoid bugs in compiler */
59 #define SWITCH_ENUM_BUG 1
61 /* The standard C library is -lcieee, not -lc.
62 Also use the PW library, which contains alloca. */
64 #define LIB_STANDARD "-lPW -lcieee"
66 /* crt0.c should use the vax-bsd style of entry. Beware that if you have
67 OS release 2.00.00 or later, *and* change src/ymakefile so that CFLAGS
68 includes C_OPTIMIZE_SWITCH rather than C_DEBUG_SWITCH, you need to
69 uncomment CRT0_DUMMIES and C_OPTIMIZE_SWITCH below. */
71 /* With the optimizer OFF */
73 #define CRT0_DUMMIES zero, bogus_fp,
75 /* With the optimizer ON */
77 /* #define CRT0_DUMMIES */
78 /* #define C_OPTIMIZE_SWITCH -O2 */
80 /* emacs's magic number isn't temacs's;
81 temacs is writable text (the default!). */
84 #define EXEC_MAGIC AOUT1MAGIC
85 #define EXEC_PAGESIZE DATACLICK