[bpt/emacs.git] / src / m / symmetry.h

/* machine description file for SEQUENT SYMMETRY machines
   Copyright (C) 1985, 1986 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 2, 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.  */

/* CHANGE: [Eric H. Herrin II; eric@ms.uky.edu - 15 Sept 1988] 
 * Modified the sequent.h file for the Sequent Symmetry machine.   
 * Biggest change was to align the sections in the a.out to 4K 
 * boundaries (this is the page size).
 */


/* NOTICE: this file works for DYNIX release 3.0.12 on Sequent Symmetry
 * (Intel 80386) machines.  Hasn't been tested on anything else.
 */ 

/* The following line tells the configuration script what sort of 
   operating system this machine is likely to run.
   USUAL-OPSYS="bsd4-3"  */

#include "intel386.h"

/* Data type of load average, as read out of kmem.  */

#define LOAD_AVE_TYPE unsigned long

/* Convert that into an integer that is 100 for a load average of 1.0  */

#define	FSCALE	1000.0
#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)

/* Define C_ALLOCA if this machine does not support a true alloca
   and the one written in C should be used instead.
   Define HAVE_ALLOCA to say that the system provides a properly
   working alloca function and it should be used.
   Define neither one if an assembler-language alloca
   in the file alloca.s should be used.  */

/* #define C_ALLOCA */
/*#define HAVE_ALLOCA*/

/* Name of file the to look in
   for the kernel symbol table (for load average) */

#undef KERNEL_FILE
#define KERNEL_FILE "/dynix"

/* Avoids a compiler bug */

#define TAHOE_REGISTER_BUG

/* Say that the text segment of a.out includes the header;
   the header actually occupies the first few bytes of the text segment
   and is counted in hdr.a_text.  Furthermore, the value written
   in the a_text in the file must have N_ADDRADJ added to it.  */

#define A_TEXT_OFFSET(HDR) (sizeof (HDR) + N_ADDRADJ (HDR))

/* This is the offset of the executable's text, from the start of the file.  */

#define A_TEXT_SEEK(HDR) (N_TXTOFF (hdr) + sizeof (hdr))

/* The file sections in the Symmetry a.out must be on 4K boundaries.
 */
#define SEGSIZ 4096
#define SECTION_ALIGNMENT	(SEGSIZ-1)

/* (short) negative-int doesn't sign-extend correctly */
#define SHORT_CAST_BUG

/* Cause compilations to be done in parallel in ymakefile.  */
#define MAKE_PARALLEL &

/* Define how to search all pty names.
   This is for Dynix 3.0; delete next 5 definitions for older systems.  */

#define PTY_MAJOR "pqrstuvwPQRSTUVW"
#define PTY_MINOR "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
#define PTY_ITERATION					\
  register int ma, mi;					\
  for (ma = 0; ma < sizeof(PTY_MAJOR) - 1; ma++)	\
    for (mi = 0; mi < sizeof(PTY_MINOR) - 1; mi++)
#define PTY_NAME_SPRINTF \
  sprintf (pty_name, "/dev/pty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]);
#define PTY_TTY_NAME_SPRINTF \
  sprintf (pty_name, "/dev/tty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]);
Commit	Line	Data
9b71f02b JB	1	/* machine description file for SEQUENT SYMMETRY machines
	2	Copyright (C) 1985, 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
17385adc	8	the Free Software Foundation; either version 2, or (at your option)
9b71f02b JB	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 GNU Emacs; see the file COPYING. If not, write to
	18	the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
	19
	20	/* CHANGE: [Eric H. Herrin II; eric@ms.uky.edu - 15 Sept 1988]
	21	* Modified the sequent.h file for the Sequent Symmetry machine.
	22	* Biggest change was to align the sections in the a.out to 4K
	23	* boundaries (this is the page size).
	24	*/
	25
	26
	27	/* NOTICE: this file works for DYNIX release 3.0.12 on Sequent Symmetry
	28	* (Intel 80386) machines. Hasn't been tested on anything else.
	29	*/
	30
	31	/* The following line tells the configuration script what sort of
	32	operating system this machine is likely to run.
	33	USUAL-OPSYS="bsd4-3" */
	34
	35	#include "intel386.h"
	36
	37	/* Data type of load average, as read out of kmem. */
	38
	39	#define LOAD_AVE_TYPE unsigned long
	40
	41	/* Convert that into an integer that is 100 for a load average of 1.0 */
	42
	43	#define FSCALE 1000.0
	44	#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
	45
	46	/* Define C_ALLOCA if this machine does not support a true alloca
	47	and the one written in C should be used instead.
	48	Define HAVE_ALLOCA to say that the system provides a properly
	49	working alloca function and it should be used.
	50	Define neither one if an assembler-language alloca
	51	in the file alloca.s should be used. */
	52
	53	/* #define C_ALLOCA */
	54	/#define HAVE_ALLOCA/
	55
	56	/* Name of file the to look in
	57	for the kernel symbol table (for load average) */
	58
	59	#undef KERNEL_FILE
	60	#define KERNEL_FILE "/dynix"
	61
9b71f02b JB	62	/* Avoids a compiler bug */
	63
	64	#define TAHOE_REGISTER_BUG
	65
	66	/* Say that the text segment of a.out includes the header;
	67	the header actually occupies the first few bytes of the text segment
	68	and is counted in hdr.a_text. Furthermore, the value written
	69	in the a_text in the file must have N_ADDRADJ added to it. */
	70
	71	#define A_TEXT_OFFSET(HDR) (sizeof (HDR) + N_ADDRADJ (HDR))
	72
	73	/* This is the offset of the executable's text, from the start of the file. */
	74
	75	#define A_TEXT_SEEK(HDR) (N_TXTOFF (hdr) + sizeof (hdr))
	76
	77	/* The file sections in the Symmetry a.out must be on 4K boundaries.
	78	*/
	79	#define SEGSIZ 4096
	80	#define SECTION_ALIGNMENT (SEGSIZ-1)
	81
	82	/* (short) negative-int doesn't sign-extend correctly */
	83	#define SHORT_CAST_BUG
	84
	85	/* Cause compilations to be done in parallel in ymakefile. */
	86	#define MAKE_PARALLEL &
	87
	88	/* Define how to search all pty names.
	89	This is for Dynix 3.0; delete next 5 definitions for older systems. */
	90
	91	#define PTY_MAJOR "pqrstuvwPQRSTUVW"
	92	#define PTY_MINOR "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
	93	#define PTY_ITERATION \
	94	register int ma, mi; \
	95	for (ma = 0; ma < sizeof(PTY_MAJOR) - 1; ma++) \
	96	for (mi = 0; mi < sizeof(PTY_MINOR) - 1; mi++)
	97	#define PTY_NAME_SPRINTF \
aa566740	98	sprintf (pty_name, "/dev/pty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]);
9b71f02b	99	#define PTY_TTY_NAME_SPRINTF \
aa566740	100	sprintf (pty_name, "/dev/tty%c%c", PTY_MAJOR[ma], PTY_MINOR[mi]);