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authorStan Shebs <shebs@codesourcery.com>1999-04-16 01:34:07 +0000
committerStan Shebs <shebs@codesourcery.com>1999-04-16 01:34:07 +0000
commit071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch)
tree5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/gnu-nat.h
parent1730ec6b1848f0f32154277f788fb29f88d8475b (diff)
downloadppe42-binutils-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz
ppe42-binutils-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip
Initial creation of sourceware repository
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-/* Common things used by the various *gnu-nat.c files
- Copyright (C) 1995, 1996 Free Software Foundation, Inc.
-
-Written by Miles Bader <miles@gnu.ai.mit.edu>
-
-The GNU Hurd 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.
-
-The GNU Hurd 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#ifndef __GNU_NAT_H__
-#define __GNU_NAT_H__
-
-#include <unistd.h>
-#include <mach.h>
-
-struct inf;
-
-extern struct inf *current_inferior;
-
-/* Converts a GDB pid to a struct proc. */
-struct proc *inf_tid_to_thread (struct inf *inf, int tid);
-
-/* A proc is either a thread, or the task (there can only be one task proc
- because it always has the same TID, PROC_TID_TASK). */
-struct proc
-{
- thread_t port; /* The task or thread port. */
- int tid; /* The GDB pid (actually a thread id). */
- int num; /* An id number for threads, to print. */
-
- mach_port_t saved_exc_port; /* The task/thread's real exception port. */
- mach_port_t exc_port; /* Our replacement, which for. */
-
- int sc; /* Desired suspend count. */
- int cur_sc; /* Implemented suspend count. */
- int run_sc; /* Default sc when the program is running. */
- int pause_sc; /* Default sc when gdb has control. */
- int resume_sc; /* Sc resulting from the last resume. */
- int detach_sc; /* SC to leave around when detaching
- from program. */
-
- thread_state_data_t state; /* Registers, &c. */
- int state_valid : 1; /* True if STATE is up to date. */
- int state_changed : 1;
-
- int aborted : 1; /* True if thread_abort has been called. */
- int dead : 1; /* We happen to know it's actually dead. */
-
- /* Bit mask of registers fetched by gdb. This is used when we re-fetch
- STATE after aborting the thread, to detect that gdb may have out-of-date
- information. */
- unsigned long fetched_regs;
-
- struct inf *inf; /* Where we come from. */
-
- struct proc *next;
-};
-
-/* The task has a thread entry with this TID. */
-#define PROC_TID_TASK (-1)
-
-#define proc_is_task(proc) ((proc)->tid == PROC_TID_TASK)
-#define proc_is_thread(proc) ((proc)->tid != PROC_TID_TASK)
-
-extern int __proc_pid (struct proc *proc);
-
-extern thread_state_t proc_get_state (struct proc *proc, int will_modify);
-
-#define proc_debug(_proc, msg, args...) \
- do { struct proc *__proc = (_proc); \
- debug ("{proc %d/%d %p}: " msg, \
- __proc_pid (__proc), __proc->tid, __proc , ##args); } while (0)
-
-#if MAINTENANCE_CMDS
-extern int gnu_debug_flag;
-#define debug(msg, args...) \
- do { if (gnu_debug_flag) \
- fprintf (stderr, "%s: " msg "\r\n", __FUNCTION__ , ##args); } while (0)
-#else
-#define debug(msg, args...) (void)0
-#endif
-
-#endif /* __GNU_NAT_H__ */
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