/* Print and select stack frames for GDB, the GNU debugger.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
- 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
+ Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
+ 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
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. */
#include "defs.h"
#include "value.h"
enum print_what print_what, int print_args,
struct symtab_and_line sal);
-static void set_current_sal_from_frame (struct frame_info *, int);
-
/* Zero means do things normally; we are interacting directly with the
user. One means print the full filename and linenumber when a
frame is printed, and do so in a format emacs18/emacs19.22 can
FRAME, if possible. When CENTER is true, adjust so the relevant
line is in the center of the next 'list'. */
-static void
+void
set_current_sal_from_frame (struct frame_info *frame, int center)
{
struct symtab_and_line sal;
deprecated_print_address_numeric (frame_pc_unwind (fi), 1, gdb_stdout);
printf_filtered ("\n");
+ if (calling_frame_info == NULL)
+ {
+ enum unwind_stop_reason reason;
+
+ reason = get_frame_unwind_stop_reason (fi);
+ if (reason != UNWIND_NO_REASON)
+ printf_filtered (_(" Outermost frame: %s\n"),
+ frame_stop_reason_string (reason));
+ }
+
if (calling_frame_info)
{
printf_filtered (" called by frame at ");
}
if (get_next_frame (fi) || calling_frame_info)
puts_filtered ("\n");
+
if (s)
printf_filtered (" source language %s.\n",
language_str (s->language));
print_frame_info (fi, 1, LOCATION, 1);
if (show_locals)
print_frame_local_vars (fi, 1, gdb_stdout);
+
+ /* Save the last frame to check for error conditions. */
+ trailing = fi;
}
/* If we've stopped before the end, mention that. */
if (fi && from_tty)
printf_filtered (_("(More stack frames follow...)\n"));
+
+ /* If we've run out of frames, and the reason appears to be an error
+ condition, print it. */
+ if (fi == NULL && trailing != NULL)
+ {
+ enum unwind_stop_reason reason;
+
+ reason = get_frame_unwind_stop_reason (trailing);
+ if (reason > UNWIND_FIRST_ERROR)
+ printf_filtered (_("Backtrace stopped: %s\n"),
+ frame_stop_reason_string (reason));
+ }
}
struct backtrace_command_args
if (!target_has_stack)
return 0;
- /* NOTE: cagney/2002-11-28: Why go to all this effort to not create
- a selected/current frame? Perhaps this function is called,
- indirectly, by WFI in "infrun.c" where avoiding the creation of
- an inner most frame is very important (it slows down single
- step). I suspect, though that this was true in the deep dark
- past but is no longer the case. A mindless look at all the
- callers tends to support this theory. I think we should be able
- to assume that there is always a selcted frame. */
- /* gdb_assert (deprecated_selected_frame != NULL); So, do you feel
- lucky? */
- if (!deprecated_selected_frame)
- {
- CORE_ADDR pc = read_pc ();
- if (addr_in_block != NULL)
- *addr_in_block = pc;
- return block_for_pc (pc);
- }
- return get_frame_block (deprecated_selected_frame, addr_in_block);
+ return get_frame_block (get_selected_frame (NULL), addr_in_block);
}
/* Find a frame a certain number of levels away from FRAME.
frame). */
frame_pop (get_current_frame ());
- /* Store RETURN_VAUE in the just-returned register set. */
+ /* Store RETURN_VALUE in the just-returned register set. */
if (return_value != NULL)
{
struct type *return_type = value_type (return_value);
if (!found)
printf_filtered (_("'%s' not within current stack frame.\n"), arg);
- else if (frame != deprecated_selected_frame)
+ else if (frame != get_selected_frame (NULL))
select_and_print_frame (frame);
}
enum language
get_frame_language (void)
{
- struct frame_info *frame = deprecated_selected_frame;
+ struct frame_info *frame = deprecated_safe_get_selected_frame ();
if (frame)
{