/* Multi-process/thread control for GDB, the GNU debugger.
Copyright 1986, 1987, 1988, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Lynx Real-Time Systems, Inc. Los Gatos, CA.
#include "value.h"
#include "target.h"
#include "gdbthread.h"
+#include "exceptions.h"
#include "command.h"
#include "gdbcmd.h"
#include "regcache.h"
/* Official gdblib interface function to get a list of thread ids and
the total number. */
enum gdb_rc
-gdb_list_thread_ids (struct ui_out *uiout)
+gdb_list_thread_ids (struct ui_out *uiout, char **error_message)
{
- return catch_exceptions (uiout, do_captured_list_thread_ids, NULL,
- NULL, RETURN_MASK_ALL);
+ return catch_exceptions_with_msg (uiout, do_captured_list_thread_ids, NULL,
+ error_message, RETURN_MASK_ALL);
}
/* Load infrun state for the thread PID. */
CORE_ADDR *prev_pc,
int *trap_expected,
struct breakpoint **step_resume_breakpoint,
- struct breakpoint **through_sigtramp_breakpoint,
CORE_ADDR *step_range_start,
CORE_ADDR *step_range_end,
struct frame_id *step_frame_id,
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, CORE_ADDR *step_sp)
+ struct symtab **current_symtab)
{
struct thread_info *tp;
*prev_pc = tp->prev_pc;
*trap_expected = tp->trap_expected;
*step_resume_breakpoint = tp->step_resume_breakpoint;
- *through_sigtramp_breakpoint = tp->through_sigtramp_breakpoint;
*step_range_start = tp->step_range_start;
*step_range_end = tp->step_range_end;
*step_frame_id = tp->step_frame_id;
tp->stepping_through_solib_after_catch;
*stepping_through_solib_catchpoints =
tp->stepping_through_solib_catchpoints;
- *stepping_through_sigtramp = tp->stepping_through_sigtramp;
*current_line = tp->current_line;
*current_symtab = tp->current_symtab;
- *step_sp = tp->step_sp;
}
/* Save infrun state for the thread PID. */
CORE_ADDR prev_pc,
int trap_expected,
struct breakpoint *step_resume_breakpoint,
- struct breakpoint *through_sigtramp_breakpoint,
CORE_ADDR step_range_start,
CORE_ADDR step_range_end,
const struct frame_id *step_frame_id,
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, CORE_ADDR step_sp)
+ struct symtab *current_symtab)
{
struct thread_info *tp;
tp->prev_pc = prev_pc;
tp->trap_expected = trap_expected;
tp->step_resume_breakpoint = step_resume_breakpoint;
- tp->through_sigtramp_breakpoint = through_sigtramp_breakpoint;
tp->step_range_start = step_range_start;
tp->step_range_end = step_range_end;
tp->step_frame_id = (*step_frame_id);
tp->another_trap = another_trap;
tp->stepping_through_solib_after_catch = stepping_through_solib_after_catch;
tp->stepping_through_solib_catchpoints = stepping_through_solib_catchpoints;
- tp->stepping_through_sigtramp = stepping_through_sigtramp;
tp->current_line = current_line;
tp->current_symtab = current_symtab;
- tp->step_sp = step_sp;
}
/* Return true if TP is an active thread. */
struct thread_info *tp;
ptid_t current_ptid;
struct frame_info *cur_frame;
- int saved_frame_level = frame_relative_level (deprecated_selected_frame);
- int counter;
+ struct frame_id saved_frame_id = get_frame_id (get_selected_frame (NULL));
char *extra_info;
- /* Avoid coredumps which would happen if we tried to access a NULL
- deprecated_selected_frame. */
- if (!target_has_stack)
- error ("No stack.");
-
prune_threads ();
target_find_new_threads ();
current_ptid = inferior_ptid;
else
printf_filtered (" ");
-#ifdef HPUXHPPA
printf_filtered ("%d %s", tp->num, target_tid_to_str (tp->ptid));
-#else
- printf_filtered ("%d %s", tp->num, target_pid_to_str (tp->ptid));
-#endif
extra_info = target_extra_thread_info (tp);
if (extra_info)
puts_filtered (" ");
switch_to_thread (tp->ptid);
- if (deprecated_selected_frame)
- print_stack_frame (deprecated_selected_frame, -1, 0);
- else
- printf_filtered ("[No stack.]\n");
+ print_stack_frame (get_selected_frame (NULL), 0, LOCATION);
}
switch_to_thread (current_ptid);
- /* Code below copied from "up_silently_base" in "stack.c".
- * It restores the frame set by the user before the "info threads"
- * command. We have finished the info-threads display by switching
- * back to the current thread. That switch has put us at the top
- * of the stack (leaf frame).
- */
- counter = saved_frame_level;
- cur_frame = find_relative_frame (deprecated_selected_frame, &counter);
- if (counter != 0)
+ /* Restores the frame set by the user before the "info threads"
+ command. We have finished the info-threads display by switching
+ back to the current thread. That switch has put us at the top of
+ the stack (leaf frame). */
+ cur_frame = frame_find_by_id (saved_frame_id);
+ if (cur_frame == NULL)
{
- /* Ooops, can't restore, tell user where we are. */
+ /* Ooops, can't restore, tell user where we are. */
warning ("Couldn't restore frame in current thread, at frame 0");
- print_stack_frame (deprecated_selected_frame, -1, 0);
+ print_stack_frame (get_selected_frame (NULL), 0, LOCATION);
}
else
{
select_frame (cur_frame);
+ /* re-show current frame. */
+ show_stack_frame (cur_frame);
}
-
- /* re-show current frame. */
- show_stack_frame (cur_frame);
}
/* Switch from one thread to another. */
if (!ptid_equal (ptid, inferior_ptid))
{
switch_to_thread (ptid);
- print_stack_frame (get_current_frame (), 0, -1);
+ print_stack_frame (get_current_frame (), 1, SRC_LINE);
}
}
if (thread_alive (tp))
{
switch_to_thread (tp->ptid);
-#ifdef HPUXHPPA
printf_filtered ("\nThread %d (%s):\n",
tp->num, target_tid_to_str (inferior_ptid));
-#else
- printf_filtered ("\nThread %d (%s):\n", tp->num,
- target_pid_to_str (inferior_ptid));
-#endif
execute_command (cmd, from_tty);
strcpy (cmd, saved_cmd); /* Restore exact command used previously */
}
else
{
switch_to_thread (tp->ptid);
-#ifdef HPUXHPPA
printf_filtered ("\nThread %d (%s):\n", tp->num,
target_tid_to_str (inferior_ptid));
-#else
- printf_filtered ("\nThread %d (%s):\n", tp->num,
- target_pid_to_str (inferior_ptid));
-#endif
execute_command (cmd, from_tty);
strcpy (cmd, saved_cmd); /* Restore exact command used previously */
}
if (target_has_stack)
printf_filtered ("[Current thread is %d (%s)]\n",
pid_to_thread_id (inferior_ptid),
-#if defined(HPUXHPPA)
- target_tid_to_str (inferior_ptid)
-#else
- target_pid_to_str (inferior_ptid)
-#endif
- );
+ target_tid_to_str (inferior_ptid));
else
error ("No stack.");
return;
}
- gdb_thread_select (uiout, tidstr);
+ gdb_thread_select (uiout, tidstr, NULL);
}
static int
ui_out_text (uiout, "[Switching to thread ");
ui_out_field_int (uiout, "new-thread-id", pid_to_thread_id (inferior_ptid));
ui_out_text (uiout, " (");
-#if defined(HPUXHPPA)
ui_out_text (uiout, target_tid_to_str (inferior_ptid));
-#else
- ui_out_text (uiout, target_pid_to_str (inferior_ptid));
-#endif
ui_out_text (uiout, ")]");
- print_stack_frame (deprecated_selected_frame,
- frame_relative_level (deprecated_selected_frame), 1);
+ print_stack_frame (get_selected_frame (NULL), 1, SRC_AND_LOC);
return GDB_RC_OK;
}
enum gdb_rc
-gdb_thread_select (struct ui_out *uiout, char *tidstr)
+gdb_thread_select (struct ui_out *uiout, char *tidstr, char **error_message)
{
- return catch_exceptions (uiout, do_captured_thread_select, tidstr,
- NULL, RETURN_MASK_ALL);
+ return catch_exceptions_with_msg (uiout, do_captured_thread_select, tidstr,
+ error_message, RETURN_MASK_ALL);
}
/* Commands with a prefix of `thread'. */