/* Multi-process/thread control defs for GDB, the GNU debugger.
- Copyright 1987, 88, 89, 90, 91, 92, 1993, 1998, 1999, 2000
-
+ Copyright (C) 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1997, 1998, 1999,
+ 2000, 2007 Free Software Foundation, Inc.
Contributed by Lynx Real-Time Systems, Inc. Los Gatos, CA.
- Free Software Foundation, Inc.
+
This file is part of GDB.
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. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
#ifndef GDBTHREAD_H
#define GDBTHREAD_H
+struct breakpoint;
+struct frame_id;
+struct symtab;
+
/* For bpstat */
#include "breakpoint.h"
+/* For struct frame_id. */
+#include "frame.h"
+
struct thread_info
{
struct thread_info *next;
- int pid; /* "Actual process id";
+ ptid_t ptid; /* "Actual process id";
In fact, this may be overloaded with
kernel thread id, etc. */
int num; /* Convenient handle (GDB thread id) */
/* State from wait_for_inferior */
CORE_ADDR prev_pc;
- CORE_ADDR prev_func_start;
- char *prev_func_name;
struct breakpoint *step_resume_breakpoint;
- struct breakpoint *through_sigtramp_breakpoint;
CORE_ADDR step_range_start;
CORE_ADDR step_range_end;
- CORE_ADDR step_frame_address;
+ struct frame_id step_frame_id;
+ int current_line;
+ struct symtab *current_symtab;
int trap_expected;
int handling_longjmp;
int another_trap;
when we finally do stop stepping. */
bpstat stepping_through_solib_catchpoints;
- /* This is set to TRUE when this thread is in a signal handler
- trampoline and we're single-stepping through it. */
- int stepping_through_sigtramp;
-
/* Private data used by the target vector implementation. */
struct private_thread_info *private;
};
/* Add a thread to the thread list.
Note that add_thread now returns the handle of the new thread,
so that the caller may initialize the private thread data. */
-extern struct thread_info *add_thread (int pid);
+extern struct thread_info *add_thread (ptid_t ptid);
/* Delete an existing thread list entry. */
-extern void delete_thread (int);
+extern void delete_thread (ptid_t);
+
+/* Delete a step_resume_breakpoint from the thread database. */
+extern void delete_step_resume_breakpoint (void *);
/* Translate the integer thread id (GDB's homegrown id, not the system's)
into a "pid" (which may be overloaded with extra thread information). */
-extern int thread_id_to_pid (int);
+extern ptid_t thread_id_to_pid (int);
/* Translate a 'pid' (which may be overloaded with extra thread information)
into the integer thread id (GDB's homegrown id, not the system's). */
-extern int pid_to_thread_id (int pid);
+extern int pid_to_thread_id (ptid_t ptid);
/* Boolean test for an already-known pid (which may be overloaded with
extra thread information). */
-extern int in_thread_list (int pid);
+extern int in_thread_list (ptid_t ptid);
/* Boolean test for an already-known thread id (GDB's homegrown id,
not the system's). */
extern int valid_thread_id (int thread);
/* Search function to lookup a thread by 'pid'. */
-extern struct thread_info *find_thread_pid (int pid);
+extern struct thread_info *find_thread_pid (ptid_t ptid);
/* Iterator function to call a user-provided callback function
once for each known thread. */
extern struct thread_info *iterate_over_threads (thread_callback_func, void *);
/* infrun context switch: save the debugger state for the given thread. */
-extern void save_infrun_state (int pid,
+extern void save_infrun_state (ptid_t ptid,
CORE_ADDR prev_pc,
- CORE_ADDR prev_func_start,
- char *prev_func_name,
int trap_expected,
struct breakpoint *step_resume_breakpoint,
- struct breakpoint *through_sigtramp_breakpoint,
CORE_ADDR step_range_start,
CORE_ADDR step_range_end,
- CORE_ADDR step_frame_address,
+ const struct frame_id *step_frame_id,
int handling_longjmp,
int another_trap,
int stepping_through_solib_after_catch,
bpstat stepping_through_solib_catchpoints,
- int stepping_through_sigtramp);
+ int current_line,
+ struct symtab *current_symtab);
/* infrun context switch: load the debugger state previously saved
for the given thread. */
-extern void load_infrun_state (int pid,
+extern void load_infrun_state (ptid_t ptid,
CORE_ADDR *prev_pc,
- CORE_ADDR *prev_func_start,
- char **prev_func_name,
int *trap_expected,
struct breakpoint **step_resume_breakpoint,
- struct breakpoint **through_sigtramp_breakpoint,
CORE_ADDR *step_range_start,
CORE_ADDR *step_range_end,
- CORE_ADDR *step_frame_address,
+ struct frame_id *step_frame_id,
int *handling_longjmp,
int *another_trap,
int *stepping_through_solib_affter_catch,
bpstat *stepping_through_solib_catchpoints,
- int *stepping_through_sigtramp);
+ int *current_line,
+ struct symtab **current_symtab);
/* Commands with a prefix of `thread'. */
extern struct cmd_list_element *thread_cmd_list;
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