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/* machine description file for ns16000.
Copyright (C) 1985 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="note"
NOTE-START
For the Encore, use `-opsystem=umax'.
For a Tektronix 16000 box (a 6130, perhaps?), use `-opsystem=bsd4-2'.
Use `-machine=ns16000' for both.
NOTE-END */
/* The following three symbols give information on
the size of various data types. */
#define SHORTBITS 16 /* Number of bits in a short */
#define INTBITS 32 /* Number of bits in an int */
#define LONGBITS 32 /* Number of bits in a long */
/* 16000 is little-endian (lowest-numbered byte is least significant) */
/* #define BIG_ENDIAN */ /* So don't define this. */
/* Define how to take a char and sign-extend into an int.
On machines where char is signed, this is a no-op. */
#define SIGN_EXTEND_CHAR(c) (c)
/* Say this machine is a 16000 */
#define ns16000 1
/* Use type int rather than a union, to represent Lisp_Object */
#define NO_UNION_TYPE
/* Data type of load average, as read out of kmem. */
#ifndef USG
#define LOAD_AVE_TYPE double
#endif
/* Convert that into an integer that is 100 for a load average of 1.0 */
#ifndef USG
#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
#endif
#ifdef USG
/* Control assembler syntax used in alloca.s. */
#define NS5
/* On early NS systems ulimit was buggy. If set emacs uses this value
* for the maximum sbrk value instead of getting it from ulimit.
*/
#define ULIMIT_BREAK_VALUE 0x7E0000
/* Early NS compilers have this bug. I believe it has been fixed in later
* releases.
*/
#define SHORT_CAST_BUG
#define SEGMENT_MASK (NBPS - 1)
/* Variables to get crt0.c to come out correctly */
#define CRT0_DUMMIES bogus_fp,
#define DOT_GLOBAL_START
/* Control how emacsclient communicates. */
#define HAVE_SYSVIPC
/* Set this to /bin/mail unless you have a better mail posting program */
#define MAIL_PROGRAM_NAME "/usr/local/bin/remail"
/* Tell sysdep.c not to define bzero, etc. */
#undef BSTRING
#define BSTRING
/* Macro definitions to emulate BSD functions with SysV ones */
#undef bcopy
#undef bzero
#undef bcmp
#define bcopy(a,b,s) memcpy(b,a,s)
#define bzero(a,s) memset(a,0,s)
#define bcmp memcmp
/* This avoids problems with uninitialized static variables going in .data. */
#define static
#endif /* USG */
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