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1.1 root 1: /* m- file for the NCR Tower 32 running System V.2.
2: Copyright (C) 1985 Richard M. Stallman.
3:
4: This file is part of GNU Emacs.
5:
6: GNU Emacs is distributed in the hope that it will be useful,
7: but WITHOUT ANY WARRANTY. No author or distributor
8: accepts responsibility to anyone for the consequences of using it
9: or for whether it serves any particular purpose or works at all,
10: unless he says so in writing. Refer to the GNU Emacs General Public
11: License for full details.
12:
13: Everyone is granted permission to copy, modify and redistribute
14: GNU Emacs, but only under the conditions described in the
15: GNU Emacs General Public License. A copy of this license is
16: supposed to have been given to you along with GNU Emacs so you
17: can know your rights and responsibilities. It should be in a
18: file named COPYING. Among other things, the copyright notice
19: and this notice must be preserved on all copies. */
20:
21:
22: /* The following three symbols give information on
23: the size of various data types. */
24:
25: #define SHORTBITS 16 /* Number of bits in a short */
26:
27: #define INTBITS 32 /* Number of bits in an int */
28:
29: #define LONGBITS 32 /* Number of bits in a long */
30:
31: /* Define BIG_ENDIAN iff lowest-numbered byte in a word
32: is the most significant byte. */
33:
34: #define BIG_ENDIAN
35:
36: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
37: * group of arguments and treat it as an array of the arguments. */
38:
39: /* #define NO_ARG_ARRAY */
40:
41: /* Define WORD_MACHINE if addresses and such have
42: * to be corrected before they can be used as byte counts. */
43:
44: /* #define WORD_MACHINE */
45:
46: /* Define how to take a char and sign-extend into an int.
47: On machines where char is signed, this is a no-op. */
48:
49: #define SIGN_EXTEND_CHAR(c) (c)
50:
51: /* Now define a symbol for the cpu type, if your compiler
52: does not define it automatically:
53: vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO
54: are the ones defined so far. */
55: #define m68000
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 LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */
77:
78: /* Define CANNOT_DUMP on machines where unexec does not work.
79: Then the function dump-emacs will not be defined
80: and temacs will do (load "loadup") automatically unless told otherwise. */
81:
82: /* #define CANNOT_DUMP */
83:
84: /* Define VIRT_ADDR_VARIES if the virtual addresses of
85: pure and impure space as loaded can vary, and even their
86: relative order cannot be relied on.
87:
88: Otherwise Emacs assumes that data space precedes text space,
89: numerically. */
90:
91: /* #define VIRT_ADDR_VARIES */
92:
93: /* Define C_ALLOCA if this machine does not support a true alloca
94: and the one written in C should be used instead.
95: Define HAVE_ALLOCA to say that the system provides a properly
96: working alloca function and it should be used.
97: Define neither one if an assembler-language alloca
98: in the file alloca.s should be used. */
99:
100: /* #define C_ALLOCA */
101: #define HAVE_ALLOCA
102:
103: /* Change some things to avoid bugs in compiler */
104:
105: #define SWITCH_ENUM_BUG 1
106:
107: /* The standard C library is -lcieee, not -lc.
108: Also use the PW library, which contains alloca. */
109:
110: #define LIB_STANDARD -lPW -lcieee
111:
112: /* Use the BOGUS mechanism in crt0.c. */
113:
114: #define BOGUS zero, bogus_fp,
115:
116: /* emacs's magic number isn't temacs's;
117: temacs is writeable text (the default!). */
118:
119: #include <asld.h>
120: #define EXEC_MAGIC AOUT1MAGIC
121: #define EXEC_PAGESIZE DATACLICK
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