[deliverable/binutils-gdb.git] / gdb / xm-rs6000.h

/* Parameters for hosting on an RS6000, for GDB, the GNU debugger.
   Copyright 1986, 1987, 1989, 1991, 1992 Free Software Foundation, Inc.
   Contributed by IBM Corporation.

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.  */

/* The following text is taken from config/rs6000.mh:
 * # The IBM version of /usr/include/rpc/rpc.h has a bug -- it says
 * # `extern fd_set svc_fdset;' without ever defining the type fd_set.
 * # Unfortunately this occurs in the vx-share code, which is not configured
 * # like the rest of GDB (e.g. it doesn't include "defs.h").
 * # We circumvent this bug by #define-ing fd_set here, but undefining it in
 * # the xm-rs6000.h file before ordinary modules try to use it.  FIXME, IBM!
 * MH_CFLAGS='-Dfd_set=int'
 * So, here we do the undefine...which has to occur before we include
 * <sys/select.h> below.
 */
#undef fd_set

#include <sys/select.h>
#include <sys/ptrace.h>

/* Big end is at the low address */

#define	HOST_BYTE_ORDER	BIG_ENDIAN

#define	HAVE_TERMIO 1
#define	USG 1
#define	HAVE_SIGSETMASK	1

/* AIX declares the mem functions */

#undef MEM_FNS_DECLARED
#define MEM_FNS_DECLARED 1

/* This system requires that we open a terminal with O_NOCTTY for it to
   not become our controlling terminal.  */

#define	USE_O_NOCTTY

/* Get rid of any system-imposed stack limit if possible.  */

#define SET_STACK_LIMIT_HUGE

/* Brain death inherited from PC's pervades.  */
#undef NULL
#define NULL 0

/* The IBM compiler requires this in order to properly compile alloca().  */
#pragma alloca

/* There is no vfork.  */

#define	vfork	fork

/* Do implement the attach and detach commands.  */

#define ATTACH_DETACH

/* Override copies of {fetch,store}_inferior_registers in infptrace.c.  */

#define FETCH_INFERIOR_REGISTERS

/* Setpgrp() takes arguments, unlike ordinary Sys V's.  */

#define	SETPGRP_ARGS 1

/* Flag for machine-specific stuff in shared files.  FIXME */
#define IBM6000_HOST

/* /usr/include/stdlib.h always uses void* and void,
   even when __STDC__ isn't defined. */
#define MALLOC_INCOMPATIBLE
extern void *malloc PARAMS ((size_t size));
extern void *realloc PARAMS ((void *ptr, size_t size));
extern void free PARAMS ((void *));

/* AIX doesn't have strdup, so we need to declare it for libiberty */
extern char *strdup PARAMS ((char *));
Commit	Line	Data
41abdfbd	1	/* Parameters for hosting on an RS6000, for GDB, the GNU debugger.
82eabd43	2	Copyright 1986, 1987, 1989, 1991, 1992 Free Software Foundation, Inc.
41abdfbd JG	3	Contributed by IBM Corporation.
	4
	5	This file is part of GDB.
	6
	7	This program is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation; either version 2 of the License, or
	10	(at your option) any later version.
	11
	12	This program is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with this program; if not, write to the Free Software
	19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
	20
82eabd43 JG	21	/* The following text is taken from config/rs6000.mh:
	22	* # The IBM version of /usr/include/rpc/rpc.h has a bug -- it says
	23	* # `extern fd_set svc_fdset;' without ever defining the type fd_set.
	24	* # Unfortunately this occurs in the vx-share code, which is not configured
	25	* # like the rest of GDB (e.g. it doesn't include "defs.h").
	26	* # We circumvent this bug by #define-ing fd_set here, but undefining it in
	27	* # the xm-rs6000.h file before ordinary modules try to use it. FIXME, IBM!
	28	* MH_CFLAGS='-Dfd_set=int'
	29	* So, here we do the undefine...which has to occur before we include
	30	* <sys/select.h> below.
	31	*/
	32	#undef fd_set
	33
0d6d92c7	34	#include <sys/select.h>
9b280a7f	35	#include <sys/ptrace.h>
0d6d92c7	36
41abdfbd JG	37	/* Big end is at the low address */
	38
	39	#define HOST_BYTE_ORDER BIG_ENDIAN
	40
	41	#define HAVE_TERMIO 1
	42	#define USG 1
	43	#define HAVE_SIGSETMASK 1
	44
37e2f5cb DZ	45	/* AIX declares the mem functions */
	46
	47	#undef MEM_FNS_DECLARED
	48	#define MEM_FNS_DECLARED 1
	49
41abdfbd JG	50	/* This system requires that we open a terminal with O_NOCTTY for it to
	51	not become our controlling terminal. */
	52
	53	#define USE_O_NOCTTY
	54
	55	/* Get rid of any system-imposed stack limit if possible. */
	56
	57	#define SET_STACK_LIMIT_HUGE
	58
	59	/* Brain death inherited from PC's pervades. */
	60	#undef NULL
	61	#define NULL 0
	62
	63	/* The IBM compiler requires this in order to properly compile alloca(). */
	64	#pragma alloca
	65
9b280a7f JG	66	/* There is no vfork. */
9b280a7f JG	67
41abdfbd JG	68	#define vfork fork
	69
	70	/* Do implement the attach and detach commands. */
	71
	72	#define ATTACH_DETACH
	73
	74	/* Override copies of {fetch,store}_inferior_registers in infptrace.c. */
	75
	76	#define FETCH_INFERIOR_REGISTERS
	77
	78	/* Setpgrp() takes arguments, unlike ordinary Sys V's. */
	79
818de002	80	#define SETPGRP_ARGS 1
41abdfbd	81
818de002	82	/* Flag for machine-specific stuff in shared files. FIXME */
1eeba686	83	#define IBM6000_HOST
6c6afbb9 PB	84
	85	/* /usr/include/stdlib.h always uses void* and void,
	86	even when __STDC__ isn't defined. */
	87	#define MALLOC_INCOMPATIBLE
9aa44833 SG	88	extern void *malloc PARAMS ((size_t size));
	89	extern void realloc PARAMS ((void ptr, size_t size));
	90	extern void free PARAMS ((void *));
6c6afbb9	91
9aa44833 SG	92	/* AIX doesn't have strdup, so we need to declare it for libiberty */
9aa44833 SG	93	extern char strdup PARAMS ((char ));