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[/] [or1k/] [tags/] [VER_5_3/] [gdb-5.3/] [gdb/] [gnu-nat.h] - Rev 1782
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/* Common things used by the various *gnu-nat.c files Copyright 1995, 1996, 1997, 1999, 2000 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); /* Makes sure that INF's thread list is synced with the actual process. */ int inf_update_procs (struct inf *inf); /* 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 This is used when we re-fetch STATE after aborting the thread, to detect that gdb may have out-of-date information.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); /* Make sure that the state field in PROC is up to date, and return a pointer to it, or 0 if something is wrong. If WILL_MODIFY is true, makes sure that the thread is stopped and aborted first, and sets the state_changed field in PROC to true. */ extern thread_state_t proc_get_state (struct proc *proc, int will_modify); /* Return printable description of proc. */ extern char *proc_string (struct proc *proc); #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) extern int gnu_debug_flag; #define debug(msg, args...) \ do { if (gnu_debug_flag) \ fprintf_unfiltered (gdb_stdlog, "%s:%d: " msg "\r\n", __FILE__ , __LINE__ , ##args); } while (0) #endif /* __GNU_NAT_H__ */
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