/* 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 Free Software
+ 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software
Foundation, Inc.
This file is part of GDB.
int args,
struct symtab_and_line sal);
-static void print_frame_info_base (struct frame_info *, int, int, int);
-
-static void print_stack_frame_base (struct frame_info *, int, int);
-
static void backtrace_command (char *, int);
struct frame_info *parse_frame_specification (char *);
int args;
};
-static int print_stack_frame_base_stub (char *);
-
-/* Show and print the frame arguments.
- Pass the args the way catch_errors wants them. */
-static int show_and_print_stack_frame_stub (void *args);
-static int
-show_and_print_stack_frame_stub (void *args)
-{
- struct print_stack_frame_args *p = (struct print_stack_frame_args *) args;
-
- print_frame_info (p->fi, p->level, p->source, p->args);
-
- return 0;
-}
-
/* Show or print the frame arguments.
Pass the args the way catch_errors wants them. */
static int print_stack_frame_stub (void *args);
{
struct print_stack_frame_args *p = (struct print_stack_frame_args *) args;
- print_frame_info_base (p->fi, p->level, p->source, p->args);
- return 0;
-}
-
-/* Print a stack frame briefly. FRAME_INFI should be the frame info
- and LEVEL should be its level in the stack (or -1 for level not
- defined). */
-
-/* Pass the args the way catch_errors wants them. */
-static int
-print_stack_frame_base_stub (char *args)
-{
- struct print_stack_frame_args *p = (struct print_stack_frame_args *) args;
-
- print_frame_info_base (p->fi, p->level, p->source, p->args);
- return 0;
-}
-
-/* print the frame arguments to the terminal.
- Pass the args the way catch_errors wants them. */
-static int print_only_stack_frame_stub (void *);
-static int
-print_only_stack_frame_stub (void *args)
-{
- struct print_stack_frame_args *p = (struct print_stack_frame_args *) args;
-
- print_frame_info_base (p->fi, p->level, p->source, p->args);
+ print_frame_info (p->fi, p->level, p->source, p->args);
return 0;
}
-/* Print a stack frame briefly. FRAME_INFI should be the frame info
- and LEVEL should be its level in the stack (or -1 for level not defined).
- This prints the level, the function executing, the arguments,
- and the file name and line number.
- If the pc is not at the beginning of the source line,
- the actual pc is printed at the beginning.
-
- If SOURCE is 1, print the source line as well.
- If SOURCE is -1, print ONLY the source line. */
-
-static void
-print_stack_frame_base (struct frame_info *fi, int level, int source)
-{
- struct print_stack_frame_args args;
-
- args.fi = fi;
- args.level = level;
- args.source = source;
- args.args = 1;
-
- catch_errors (print_stack_frame_stub, &args, "", RETURN_MASK_ALL);
-}
-
-/* Show and print a stack frame briefly. FRAME_INFI should be the frame info
- and LEVEL should be its level in the stack (or -1 for level not defined).
- This prints the level, the function executing, the arguments,
- and the file name and line number.
- If the pc is not at the beginning of the source line,
- the actual pc is printed at the beginning.
-
- If SOURCE is 1, print the source line as well.
- If SOURCE is -1, print ONLY the source line. */
-
-void
-show_and_print_stack_frame (struct frame_info *fi, int level, int source)
-{
- struct print_stack_frame_args args;
-
- args.fi = fi;
- args.level = level;
- args.source = source;
- args.args = 1;
-
- catch_errors (show_and_print_stack_frame_stub, &args, "", RETURN_MASK_ALL);
-}
-
-
/* Show or print a stack frame briefly. FRAME_INFI should be the frame info
and LEVEL should be its level in the stack (or -1 for level not defined).
This prints the level, the function executing, the arguments,
args.args = 1;
catch_errors (print_stack_frame_stub, (char *) &args, "", RETURN_MASK_ALL);
-}
-
-/* Print a stack frame briefly. FRAME_INFI should be the frame info
- and LEVEL should be its level in the stack (or -1 for level not defined).
- This prints the level, the function executing, the arguments,
- and the file name and line number.
- If the pc is not at the beginning of the source line,
- the actual pc is printed at the beginning.
-
- If SOURCE is 1, print the source line as well.
- If SOURCE is -1, print ONLY the source line. */
-
-void
-print_only_stack_frame (struct frame_info *fi, int level, int source)
-{
- struct print_stack_frame_args args;
-
- args.fi = fi;
- args.level = level;
- args.source = source;
- args.args = 1;
-
- catch_errors (print_only_stack_frame_stub, &args, "", RETURN_MASK_ALL);
-}
+}
struct print_args_args
{
struct ui_file *stream;
};
-static int print_args_stub (PTR);
+static int print_args_stub (void *);
/* Pass the args the way catch_errors wants them. */
static int
-print_args_stub (PTR args)
+print_args_stub (void *args)
{
int numargs;
struct print_args_args *p = (struct print_args_args *) args;
LOCATION: Print only location
LOC_AND_SRC: Print location and source line. */
-static void
-print_frame_info_base (struct frame_info *fi, int level, int source, int args)
+void
+print_frame_info (struct frame_info *fi, int level, int source, int args)
{
struct symtab_and_line sal;
int source_print;
do_cleanups (old_chain);
}
\f
-
-/* Show or print the frame info. If this is the tui, it will be shown in
- the source display */
-void
-print_frame_info (struct frame_info *fi, register int level, int source,
- int args)
-{
- print_frame_info_base (fi, level, source, args);
-}
-
/* Show the frame info. If this is the tui, it will be shown in
the source display otherwise, nothing is done */
void
}
}
- if (fi->saved_regs == NULL)
+ if (FRAME_INIT_SAVED_REGS_P ()
+ && get_frame_saved_regs (fi) == NULL)
FRAME_INIT_SAVED_REGS (fi);
/* Print as much information as possible on the location of all the
registers. */
means further attempts to backtrace would fail (on the other
hand, perhaps the code does or could be fixed to make sure
the frame->prev field gets set to NULL in that case). */
- print_frame_info_base (fi, trailing_level + i, 0, 1);
+ print_frame_info (fi, trailing_level + i, 0, 1);
if (show_locals)
print_frame_local_vars (fi, 1, gdb_stdout);
}
frame_command (char *level_exp, int from_tty)
{
select_frame_command (level_exp, from_tty);
- show_and_print_stack_frame (deprecated_selected_frame,
- frame_relative_level (deprecated_selected_frame), 1);
+ print_stack_frame (deprecated_selected_frame,
+ frame_relative_level (deprecated_selected_frame), 1);
}
/* The XDB Compatibility command to print the current frame. */
{
if (target_has_stack == 0 || deprecated_selected_frame == 0)
error ("No stack.");
- print_only_stack_frame (deprecated_selected_frame,
+ print_stack_frame (deprecated_selected_frame,
frame_relative_level (deprecated_selected_frame), 1);
}
up_command (char *count_exp, int from_tty)
{
up_silently_base (count_exp);
- show_and_print_stack_frame (deprecated_selected_frame,
- frame_relative_level (deprecated_selected_frame), 1);
+ print_stack_frame (deprecated_selected_frame,
+ frame_relative_level (deprecated_selected_frame), 1);
}
/* Select the frame down one or COUNT stack levels
down_command (char *count_exp, int from_tty)
{
down_silently_base (count_exp);
- show_and_print_stack_frame (deprecated_selected_frame,
- frame_relative_level (deprecated_selected_frame), 1);
+ print_stack_frame (deprecated_selected_frame,
+ frame_relative_level (deprecated_selected_frame), 1);
}
\f
void
error ("Not confirmed.");
}
+ /* FIXME: cagney/2003-01-18: Rather than pop each frame in turn,
+ this code should just go straight to the relevant frame and pop
+ that. */
+
/* Do the real work. Pop until the specified frame is current. We
use this method because the deprecated_selected_frame is not valid after
a POP_FRAME. The pc comparison makes this work even if the
while (selected_frame_addr != get_frame_base (frame = get_current_frame ())
|| selected_frame_pc != get_frame_pc (frame))
- POP_FRAME;
+ frame_pop (get_current_frame ());
/* Then pop that frame. */
- POP_FRAME;
+ frame_pop (get_current_frame ());
/* Compute the return value (if any) and store in the place
for return values. */
/* If we are at the end of a call dummy now, pop the dummy frame too. */
+ /* FIXME: cagney/2003-01-18: This is silly. Instead of popping all
+ the frames except the dummy, and then, as an afterthought,
+ popping the dummy frame, this code should just pop through to the
+ dummy frame. */
+
if (CALL_DUMMY_HAS_COMPLETED (read_pc(), read_sp (),
get_frame_base (get_current_frame ())))
- POP_FRAME;
+ frame_pop (get_current_frame ());
/* If interactive, print the frame that is now current. */