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1.1 root 1: /* m- file for Honeywell Bull X20, 68020 with SysV 2.2
2: by [email protected] (Lele Gaifax)
3: Copyright (C) 1991 Free Software Foundation, Inc.
4:
5: This file is part of GNU Emacs.
6:
7: GNU Emacs is distributed in the hope that it will be useful,
8: but WITHOUT ANY WARRANTY. No author or distributor
9: accepts responsibility to anyone for the consequences of using it
10: or for whether it serves any particular purpose or works at all,
11: unless he says so in writing. Refer to the GNU Emacs General Public
12: License for full details.
13:
14: Everyone is granted permission to copy, modify and redistribute
15: GNU Emacs, but only under the conditions described in the
16: GNU Emacs General Public License. A copy of this license is
17: supposed to have been given to you along with GNU Emacs so you
18: can know your rights and responsibilities. It should be in a
19: file named COPYING. Among other things, the copyright notice
20: and this notice must be preserved on all copies. */
21:
22:
23: /* The following three symbols give information on
24: the size of various data types. */
25:
26: #define SHORTBITS 16 /* Number of bits in a short */
27:
28: #define INTBITS 32 /* Number of bits in an int */
29:
30: #define LONGBITS 32 /* Number of bits in a long */
31:
32: /* Define BIG_ENDIAN iff lowest-numbered byte in a word
33: is the most significant byte. */
34:
35: #define BIG_ENDIAN
36:
37: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
38: * group of arguments and treat it as an array of the arguments. */
39:
40: #define NO_ARG_ARRAY
41:
42: /* Define WORD_MACHINE if addresses and such have
43: * to be corrected before they can be used as byte counts. */
44:
45: #define WORD_MACHINE
46:
47: /* Define how to take a char and sign-extend into an int.
48: On machines where char is signed, this is a no-op. */
49:
50: #define SIGN_EXTEND_CHAR(c) (c)
51:
52: /* Now define a symbol for the cpu type, if your compiler
53: does not define it automatically:
54: Ones defined so far include vax, m68000, ns16000, pyramid,
55: orion, tahoe, APOLLO and many others */
56: #define m68k
57:
58: /* Use type int rather than a union, to represent Lisp_Object */
59: /* This is desirable for most machines. */
60:
61: #define NO_UNION_TYPE
62:
63: /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
64: the 24-bit bit field into an int. In other words, if bit fields
65: are always unsigned.
66:
67: If you use NO_UNION_TYPE, this flag does not matter. */
68:
69: #define EXPLICIT_SIGN_EXTEND
70:
71: /* Data type of load average, as read out of kmem. */
72:
73: #undef LOAD_AVE_TYPE
74:
75: /* Convert that into an integer that is 100 for a load average of 1.0 */
76:
77: #undef LOAD_AVE_CVT
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: #undef 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 C_ALLOCA if this machine does not support a true alloca
95: and the one written in C should be used instead.
96: Define HAVE_ALLOCA to say that the system provides a properly
97: working alloca function and it should be used.
98: Define neither one if an assembler-language alloca
99: in the file alloca.s should be used. */
100:
101: /* Define NO_REMAP if memory segmentation makes it not work well
102: to change the boundary between the text section and data section
103: when Emacs is dumped. If you define this, the preloaded Lisp
104: code will not be sharable; but that's better than failing completely. */
105:
106: #undef NO_REMAP
107:
108: #define bcopy(a,b,s) memcpy((b), (a), (s))
109: #define bzero(a,s) memset((a), 0, (s))
110: #define bcmp memcmp
111: #define index strchr
112: #define rindex strrchr
113: #define BSTRING
114: #define DIRENT
115:
116: #define LD_SWITCH_MACHINE -e _start
117: #define SECTION_ALIGNMENT 0x03ff
118: #define SEGMENT_MASK 0xffff
119:
120: #undef HAVE_PTY
121: #ifdef HAVE_PTY
122: #define PTY_ITERATION for(i=0; i<=8; i++)
123: #define PTY_NAME_SPRINTF sprintf(ptyname, "/dev/ptyp%x", i);
124: #define PTY_TTY_NAME_SPRINTF sprintf(ptyname, "/dev/ttyp%x", i);
125: #endif
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