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comparison src/m/wicat.h @ 0:376386a54a3c r19-14

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Import from CVS: tag r19-14
author cvs
date Mon, 13 Aug 2007 08:45:50 +0200
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1 /* machine description file for WICAT machines.
2 Copyright (C) 1986 Free Software Foundation, Inc.
3
4 This file is part of GNU Emacs.
5
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)
9 any later version.
10
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.
15
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. */
20
21 /* Synched up with: FSF 19.31. */
22
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" */
26
27 /* Define WORD_MACHINE if addresses and such have
28 * to be corrected before they can be used as byte counts. */
29
30 #undef WORD_MACHINE
31
32 /* Now define a symbol for the cpu type, if your compiler
33 does not define it automatically:
34 vax, m68000, ns16000 are the ones defined so far. */
35
36 #ifndef m68000
37 #define m68000
38 #endif
39
40 /* This flag is used only in alloca.s. */
41 #define WICAT
42
43 /* XINT must explicitly sign-extend */
44
45 #define EXPLICIT_SIGN_EXTEND
46
47 /* Data type of load average, as read out of kmem. */
48
49 #undef LOAD_AVE_TYPE
50
51 /* Convert that into an integer that is 100 for a load average of 1.0 */
52
53 #undef LOAD_AVE_CVT
54
55 /* Define CANNOT_DUMP on machines where unexec does not work.
56 Then the function dump-emacs will not be defined
57 and temacs will do (load "loadup") automatically unless told otherwise. */
58
59 #undef CANNOT_DUMP
60
61 /* Define VIRT_ADDR_VARIES if the virtual addresses of
62 pure and impure space as loaded can vary, and even their
63 relative order cannot be relied on.
64
65 Otherwise Emacs assumes that text space precedes data space,
66 numerically. */
67
68 #undef VIRT_ADDR_VARIES
69
70 /* Define C_ALLOCA if this machine does not support a true alloca
71 and the one written in C should be used instead.
72 Define HAVE_ALLOCA to say that the system provides a properly
73 working alloca function and it should be used.
74 Define neither one if an assembler-language alloca
75 in the file alloca.s should be used. */
76
77 /* For the Wicat C compiler version 4.2, this can be removed
78 and the alloca in alloca.s used. */
79 #define C_ALLOCA
80 #define STACK_DIRECTION -1 /* grows towards lower addresses on WICAT */
81
82 /* Define NO_REMAP if memory segmentation makes it not work well
83 to change the boundary between the text section and data section
84 when Emacs is dumped. If you define this, the preloaded Lisp
85 code will not be sharable; but that's better than failing completely. */
86
87 #undef NO_REMAP
88
89 /* For WICAT, define TAHOE_REGISTER_BUG if you have a pre-4.2 C compiler */
90
91 #define TAHOE_REGISTER_BUG
92
93 /* pagesize definition */
94
95 #define EXEC_PAGESIZE 0x1000
96
97 /* Delete this for WICAT sys V releases before 2.0. */
98
99 #define LIB_STANDARD -lc-nofp
100
101 /* Special magic number */
102
103 #define EXEC_MAGIC MC68ROMAGIC
104
105 /* Special switches to give to ld. */
106
107 #define LD_SWITCH_MACHINE -e __start -N
108
109 /* Sigh...cannot define this for WICAT cuz 0 length memcpy blows chunks */
110
111 #define BROKEN_BCOPY
112
113 /*
114 * Define optimflags if you want to optimize.
115 * - Set to null string for pre-4.2 C compiler
116 * - Set to "-O -Wopt,-O-f" for 4.2
117 */
118
119 #define C_OPTIMIZE_SWITCH /* -O -Wopt,-O-f */
120
121 /* For WICAT version supporting PTYs and select (currently internal only) */
122
123 #ifdef HAVE_PTYS
124 #undef FIRST_PTY_LETTER
125 #define FIRST_PTY_LETTER 'q'
126 #endif
127
128 /* there is a select() in libcurses.a that causes a conflict so use termlib */
129 #ifdef HAVE_SELECT
130 #undef TERMINFO
131 #define LIBS_TERMCAP select.o -ltermlib
132 #endif