binutils-gdb/gdb/xm-ultra3.h
1991-09-16 21:57:02 +00:00

75 lines
2.1 KiB
C

/* Host definitions for GDB running on a 29k NYU Ultracomputer
Copyright (C) 1986, 1987, 1989, 1991 Free Software Foundation, Inc.
Contributed by David Wood (wood@lab.ultra.nyu.edu).
This file is part of GDB.
This program 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 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Here at NYU we have what we call an ULTRA3 PE board. So
ifdefs for ULTRA3 are my doing. At this point in time,
I don't know of any other Unixi running on the 29k. */
#define HOST_BYTE_ORDER BIG_ENDIAN
#define HAVE_WAIT_STRUCT
#ifndef L_SET
# define L_SET 0 /* set the seek pointer */
# define L_INCR 1 /* increment the seek pointer */
# define L_XTND 2 /* extend the file size */
#endif
#ifndef O_RDONLY
# define O_RDONLY 0
# define O_WRONLY 1
# define O_RDWR 2
#endif
#ifndef F_OK
# define R_OK 4
# define W_OK 2
# define X_OK 1
# define F_OK 0
#endif
/* For dirbuf[] in main.c */
#ifndef MAXPATHLEN
#define MAXPATHLEN (1024)
#endif
/* Get rid of any system-imposed stack limit if possible */
#define SET_STACK_LIMIT_HUGE
/* Override copies of {fetch,store}_inferior_registers in infptrace.c. */
#define FETCH_INFERIOR_REGISTERS
/* If we ever *do* end up using the standard fetch_inferior_registers,
this is the right value for U_REGS_OFFSET. */
#define U_REGS_OFFSET 0
/* System doesn't provide a list of signal names. */
#define SYS_SIGLIST_MISSING 1
/* System doesn't provide siginterrupt(). */
#define NO_SIGINTERRUPT
/* System uses a `short' to hold a process group ID. */
#define SHORT_PGRP
/* No vfork in this system. */
#define vfork() fork()