ce0787ef68
* gnu-nat.c, gnu-nat.h, msg.defs, exc_request.defs, i386gnu-nat.c,
msg_reply.defs, notify.defs, process_reply.defs, reply_mig_hack.awk,
config/nm-gnu.h, config/i386/{i386gnu.mh, i386gnu.mt, nm-gnu.h,
m-i386gnu.h, xm-i386gnu.h}: New files for GNU hurd.
92 lines
3.0 KiB
C
92 lines
3.0 KiB
C
/* Common things used by the various *gnu-nat.c files
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Copyright (C) 1995 Free Software Foundation, Inc.
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Written by Miles Bader <miles@gnu.ai.mit.edu>
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The GNU Hurd is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2, or (at
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your option) any later version.
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The GNU Hurd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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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., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#ifndef __GNU_NAT_H__
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#define __GNU_NAT_H__
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#include <unistd.h>
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#include <mach.h>
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struct inf;
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extern struct inf *current_inferior;
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/* Converts a GDB pid to a struct proc. */
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struct proc *inf_tid_to_thread (struct inf *inf, int tid);
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/* A proc is either a thread, or the task (there can only be one task proc
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because it always has the same TID, PROC_TID_TASK). */
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struct proc
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{
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thread_t port; /* The task or thread port. */
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int tid; /* The GDB pid (actually a thread id). */
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int num; /* An id number for threads, to print. */
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mach_port_t saved_exc_port; /* The task/thread's real exception port. */
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mach_port_t exc_port; /* Our replacement, which for. */
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int sc; /* Desired suspend count. */
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int cur_sc; /* Implemented suspend count. */
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int run_sc; /* Default sc when the program is running. */
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int pause_sc; /* Default sc when gdb has control. */
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int resume_sc; /* Sc resulting form the last resume. */
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thread_state_data_t state; /* Registers, &c. */
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int state_valid : 1; /* True if STATE is up to date. */
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int state_changed : 1;
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int aborted : 1; /* True if thread_abort has been called. */
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/* Bit mask of registers fetched by gdb. This is used when we re-fetch
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STATE after aborting the thread, to detect that gdb may have out-of-date
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information. */
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unsigned long fetched_regs;
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struct inf *inf; /* Where we come from. */
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struct proc *next;
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};
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/* The task has a thread entry with this TID. */
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#define PROC_TID_TASK (-1)
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#define proc_is_task(proc) ((proc)->tid == PROC_TID_TASK)
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#define proc_is_thread(proc) ((proc)->tid != PROC_TID_TASK)
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extern int __proc_pid (struct proc *proc);
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extern thread_state_t proc_get_state (struct proc *proc, int will_modify);
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#define proc_debug(_proc, msg, args...) \
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do { struct proc *__proc = (_proc); \
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debug ("{proc %d/%d %p}: " msg, \
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__proc_pid (__proc), __proc->tid, __proc , ##args); } while (0)
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#if MAINTENANCE_CMDS
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extern int gnu_debug_flag;
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#define debug(msg, args...) \
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do { if (gnu_debug_flag) \
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fprintf (stderr, "%s: " msg "\r\n", __FUNCTION__ , ##args); } while (0)
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#else
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#define debug(msg, args...) (void)0
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#endif
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#endif /* __GNU_NAT_H__ */
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