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[/] [or1k_old/] [trunk/] [gdb-5.3/] [gdb/] [config/] [nm-m3.h] - Blame information for rev 1782

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1 1181 sfurman
/* Mach 3.0 common definitions and global vars.
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   Copyright 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
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   This file is part of GDB.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 2 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 59 Temple Place - Suite 330,
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   Boston, MA 02111-1307, USA.  */
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#ifndef NM_M3_H
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#define NM_M3_H
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#include <mach.h>
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#include "regcache.h"
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/* Mach3 doesn't declare errno in <errno.h>.  */
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extern int errno;
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/* Task port of our debugged inferior. */
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extern task_t inferior_task;
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/* Thread port of the current thread in the inferior. */
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extern thread_t current_thread;
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/* If nonzero, we must suspend/abort && resume threads
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 * when setting or getting the state.
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 */
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extern int must_suspend_thread;
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#define PREPARE_TO_PROCEED(select_it) mach3_prepare_to_proceed(select_it)
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/* Try to get the privileged host port for authentication to machid
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 * If you can get this, you may debug anything on this host.
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 *
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 * If you can't, gdb gives it's own task port as the
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 * authentication port
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 */
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#define  mach_privileged_host_port() task_by_pid(-1)
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/*
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 * This is the MIG ID number of the emulator/server bsd_execve() RPC call.
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 *
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 * It SHOULD never change, but if it does, gdb `run'
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 * command won't work until you fix this define.
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 *
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 */
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#define MIG_EXEC_SYSCALL_ID             101000
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/* If our_message_port gets a msg with this ID,
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 * GDB suspends it's inferior and enters command level.
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 * (Useful at least if ^C does not work)
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 */
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#define GDB_MESSAGE_ID_STOP                     0x41151
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/* wait3 WNOHANG is defined in <sys/wait.h> but
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 * for some reason gdb does not want to include
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 * that file.
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 *
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 * If your system defines WNOHANG differently, this has to be changed.
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 */
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#define WNOHANG 1
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/* Before storing, we need to read all the registers.  */
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#define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES)
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/* Check if the inferior exists */
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#define MACH_ERROR_NO_INFERIOR \
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  do if (!MACH_PORT_VALID (inferior_task)) \
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        error ("Inferior task does not exist."); while(0)
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/* Error handler for mach calls */
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#define CHK(str,ret)    \
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  do if (ret != KERN_SUCCESS) \
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       error ("Gdb %s [%d] %s : %s\n",__FILE__,__LINE__,str, \
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              mach_error_string(ret)); while(0)
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/* This is from POE9 emulator/emul_stack.h
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 */
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/*
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 * Top of emulator stack holds link and reply port.
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 */
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struct emul_stack_top
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  {
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    struct emul_stack_top *link;
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    mach_port_t reply_port;
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  };
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#define EMULATOR_STACK_SIZE (4096*4)
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#define THREAD_ALLOWED_TO_BREAK(mid) mach_thread_for_breakpoint (mid)
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#define THREAD_PARSE_ID(arg) mach_thread_parse_id (arg)
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#define THREAD_OUTPUT_ID(mid) mach_thread_output_id (mid)
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#define ATTACH_TO_THREAD attach_to_thread
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/* Don't do wait_for_inferior on attach.  */
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#define ATTACH_NO_WAIT
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/* Do Mach 3 dependent operations when ^C or a STOP is requested */
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#define DO_QUIT() mach3_quit ()
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#if 0
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/* This is bogus.  It is NOT OK to quit out of target_wait.  */
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/* If in mach_msg() and ^C is typed set immediate_quit */
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#define REQUEST_QUIT() mach3_request_quit ()
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#endif
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#endif /* NM_M3_H */

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