1 /* Machine description file for Motorola System V/88 machines
2 Copyright (C) 1985 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="usg5-3" */
27 /* Define WORD_MACHINE if addresses and such have
28 * to be corrected before they can be used as byte counts. */
30 /* #define WORD_MACHINE */
32 /* Now define a symbol for the cpu type, if your compiler
33 does not define it automatically:
34 Ones defined so far include vax, m68000, ns16000, pyramid,
35 orion, tahoe, APOLLO and many others */
37 #ifndef m88000 /* Some 88k C compilers already define this */
41 /* Now define a symbol for the cpu type, if your compiler
42 does not define it automatically. */
45 /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
46 the bit field into an int. In other words, if bit fields
49 If you use NO_UNION_TYPE, this flag does not matter. */
51 /* #define EXPLICIT_SIGN_EXTEND */
53 /* Data type of load average, as read out of kmem. */
54 /* No load average on Motorola machines. */
55 /* #define LOAD_AVE_TYPE double */
57 /* Convert that into an integer that is 100 for a load average of 1.0 */
58 /* #define LOAD_AVE_CVT(x) ((int) ((x) * 100.0)) */
60 /* Define CANNOT_DUMP on machines where unexec does not work.
61 Then the function dump-emacs will not be defined
62 and temacs will do (load "loadup") automatically unless told otherwise. */
64 /* #define CANNOT_DUMP */
66 /* Define VIRT_ADDR_VARIES if the virtual addresses of
67 pure and impure space as loaded can vary, and even their
68 relative order cannot be relied on.
70 Otherwise Emacs assumes that text space precedes data space,
73 /* #define VIRT_ADDR_VARIES */
75 /* Define NO_REMAP if memory segmentation makes it not work well
76 to change the boundary between the text section and data section
77 when Emacs is dumped. If you define this, the preloaded Lisp
78 code will not be sharable; but that's better than failing completely. */
82 /* Define C_ALLOCA if this machine does not support a true alloca
83 and the one written in C should be used instead.
84 Define HAVE_ALLOCA to say that the system provides a properly
85 working alloca function and it should be used.
86 Define neither one if an assembler-language alloca
87 in the file alloca.s should be used. */
89 /* BEM: Distributed asm alloca doesn't work. Don't know about libPW.a.
90 C ALLOCA is safe and fast enough for now. */
93 #define HAVE_ALLOCA /* ... and be sure that no other ones are tried out. */
95 #else /* not __GNUC__ */
97 #define C_ALLOCA /* Use the alloca() supplied in alloca.c. */
98 #define STACK_DIRECTION -1 /* The stack grows towards lower addresses. */
101 /* Motorola SysV has PTYs. Not all usg3-5 systems do, so this is defined
108 * we have the wrong name for networking libs
111 /* rms: not needed; LIB_X11_LIB deals with this. */
112 /* #define LIBX11_SYSTEM -lX11 */
114 #undef LIB_X11_LIB /* We don't have the shared libs as assumed in usg5-3.h. */
116 #define LIBX11_SYSTEM "-lnsl -lbsd"
120 /* previously defined in usg5-4, if we choose to use that. */
121 /* XEmacs: smarch@quaver.urbana.mcd.mot.com (Steve March) says
122 we always need -lgen and usg5-4.h doesn't use it. */
125 #define LIBS_SYSTEM "-lsocket -lnsl -lelf -lgen"
127 #define LIBS_SYSTEM "-lbsd -lg"
132 /* XEmacs change -- removed crap about random and bstring */
136 /* XEmacs change -- smarch@quaver.urbana.mcd.mot.com */