600-debian_10.selected-frame.patch

這是一個實時嵌入式作業系統 實作了MCS51 ARM等MCU

2004-10-11

This patch is not submitted.  Many of these functions should be passing
a frame around rather than calling get_selected_frame, but at least it
is an improvement over deprecated_selected_frame.

Index: gdb-6.3/gdb/breakpoint.c
===================================================================
--- gdb-6.3.orig/gdb/breakpoint.c	2004-10-08 13:30:46.000000000 -0400
+++ gdb-6.3/gdb/breakpoint.c	2004-11-09 22:55:11.231620957 -0500
@@ -922,7 +922,7 @@ insert_bp_location (struct bp_location *
       /* FIXME drow/2003-09-09: It would be nice if evaluate_expression
 	 took a frame parameter, so that we didn't have to change the
 	 selected frame.  */
-      saved_frame_id = get_frame_id (deprecated_selected_frame);
+      saved_frame_id = get_frame_id (get_selected_frame ());
 
       /* Determine if the watchpoint is within scope.  */
       if (bpt->owner->exp_valid_block == NULL)
@@ -5464,14 +5464,9 @@ break_at_finish_at_depth_command_1 (char
 
       if (default_breakpoint_valid)
 	{
-	  if (deprecated_selected_frame)
-	    {
-	      selected_pc = get_frame_pc (deprecated_selected_frame);
-	      if (arg)
-		if_arg = 1;
-	    }
-	  else
-	    error ("No selected frame.");
+	  selected_pc = get_frame_pc (get_selected_frame ());
+	  if (arg)
+	    if_arg = 1;
 	}
       else
 	error ("No default breakpoint address now.");
@@ -5542,15 +5537,10 @@ break_at_finish_command_1 (char *arg, in
     {
       if (default_breakpoint_valid)
 	{
-	  if (deprecated_selected_frame)
-	    {
-	      addr_string = xstrprintf ("*0x%s",
-					paddr_nz (get_frame_pc (deprecated_selected_frame)));
-	      if (arg)
-		if_arg = 1;
-	    }
-	  else
-	    error ("No selected frame.");
+	  addr_string = xstrprintf ("*0x%s",
+				    paddr_nz (get_frame_pc (get_selected_frame ())));
+	  if (arg)
+	    if_arg = 1;
 	}
       else
 	error ("No default breakpoint address now.");
@@ -6082,7 +6072,7 @@ until_break_command (char *arg, int from
 {
   struct symtabs_and_lines sals;
   struct symtab_and_line sal;
-  struct frame_info *prev_frame = get_prev_frame (deprecated_selected_frame);
+  struct frame_info *prev_frame = get_prev_frame (get_selected_frame ());
   struct breakpoint *breakpoint;
   struct cleanup *old_chain;
   struct continuation_arg *arg1;
@@ -6119,7 +6109,7 @@ until_break_command (char *arg, int from
     /* Otherwise, specify the current frame, because we want to stop only
        at the very same frame.  */
     breakpoint = set_momentary_breakpoint (sal,
-					   get_frame_id (deprecated_selected_frame),
+					   get_frame_id (get_selected_frame ()),
 					   bp_until);
 
   if (!target_can_async_p ())
Index: gdb-6.3/gdb/cli/cli-cmds.c
===================================================================
--- gdb-6.3.orig/gdb/cli/cli-cmds.c	2004-09-11 06:24:53.000000000 -0400
+++ gdb-6.3/gdb/cli/cli-cmds.c	2004-11-09 22:51:07.323246218 -0500
@@ -845,10 +845,7 @@ disassemble_command (char *arg, int from
   name = NULL;
   if (!arg)
     {
-      if (!deprecated_selected_frame)
-	error ("No frame selected.\n");
-
-      pc = get_frame_pc (deprecated_selected_frame);
+      pc = get_frame_pc (get_selected_frame ());
       if (find_pc_partial_function (pc, &name, &low, &high) == 0)
 	error ("No function contains program counter for selected frame.\n");
 #if defined(TUI)
Index: gdb-6.3/gdb/f-valprint.c
===================================================================
--- gdb-6.3.orig/gdb/f-valprint.c	2003-10-14 02:51:14.000000000 -0400
+++ gdb-6.3/gdb/f-valprint.c	2004-11-09 22:51:07.326245632 -0500
@@ -76,7 +76,7 @@ f77_get_dynamic_lowerbound (struct type 
   switch (TYPE_ARRAY_LOWER_BOUND_TYPE (type))
     {
     case BOUND_BY_VALUE_ON_STACK:
-      current_frame_addr = get_frame_base (deprecated_selected_frame);
+      current_frame_addr = get_frame_base (get_selected_frame ());
       if (current_frame_addr > 0)
 	{
 	  *lower_bound =
@@ -100,7 +100,7 @@ f77_get_dynamic_lowerbound (struct type 
       break;
 
     case BOUND_BY_REF_ON_STACK:
-      current_frame_addr = get_frame_base (deprecated_selected_frame);
+      current_frame_addr = get_frame_base (get_selected_frame ());
       if (current_frame_addr > 0)
 	{
 	  ptr_to_lower_bound =
@@ -134,7 +134,7 @@ f77_get_dynamic_upperbound (struct type 
   switch (TYPE_ARRAY_UPPER_BOUND_TYPE (type))
     {
     case BOUND_BY_VALUE_ON_STACK:
-      current_frame_addr = get_frame_base (deprecated_selected_frame);
+      current_frame_addr = get_frame_base (get_selected_frame ());
       if (current_frame_addr > 0)
 	{
 	  *upper_bound =
@@ -163,7 +163,7 @@ f77_get_dynamic_upperbound (struct type 
       break;
 
     case BOUND_BY_REF_ON_STACK:
-      current_frame_addr = get_frame_base (deprecated_selected_frame);
+      current_frame_addr = get_frame_base (get_selected_frame ());
       if (current_frame_addr > 0)
 	{
 	  ptr_to_upper_bound =
@@ -630,10 +630,7 @@ info_common_command (char *comname, int 
      first make sure that it is visible and if so, let 
      us display its contents */
 
-  fi = deprecated_selected_frame;
-
-  if (fi == NULL)
-    error ("No frame selected");
+  fi = get_selected_frame ();
 
   /* The following is generally ripped off from stack.c's routine 
      print_frame_info() */
@@ -722,10 +719,7 @@ there_is_a_visible_common_named (char *c
   if (comname == NULL)
     error ("Cannot deal with NULL common name!");
 
-  fi = deprecated_selected_frame;
-
-  if (fi == NULL)
-    error ("No frame selected");
+  fi = get_selected_frame ();
 
   /* The following is generally ripped off from stack.c's routine 
      print_frame_info() */
Index: gdb-6.3/gdb/infcmd.c
===================================================================
--- gdb-6.3.orig/gdb/infcmd.c	2004-09-13 14:26:28.000000000 -0400
+++ gdb-6.3/gdb/infcmd.c	2004-11-09 22:57:37.274099559 -0500
@@ -1214,10 +1214,8 @@ finish_command (char *arg, int from_tty)
     error ("The \"finish\" command does not take any arguments.");
   if (!target_has_execution)
     error ("The program is not running.");
-  if (deprecated_selected_frame == NULL)
-    error ("No selected frame.");
 
-  frame = get_prev_frame (deprecated_selected_frame);
+  frame = get_prev_frame (get_selected_frame ());
   if (frame == 0)
     error ("\"finish\" not meaningful in the outermost frame.");
 
@@ -1235,7 +1233,7 @@ finish_command (char *arg, int from_tty)
 
   /* Find the function we will return from.  */
 
-  function = find_pc_function (get_frame_pc (deprecated_selected_frame));
+  function = find_pc_function (get_frame_pc (get_selected_frame ()));
 
   /* Print info on the selected frame, including level number but not
      source.  */
@@ -1600,13 +1598,11 @@ registers_info (char *addr_exp, int fpre
 
   if (!target_has_registers)
     error ("The program has no registers now.");
-  if (deprecated_selected_frame == NULL)
-    error ("No selected frame.");
 
   if (!addr_exp)
     {
       gdbarch_print_registers_info (current_gdbarch, gdb_stdout,
-				    deprecated_selected_frame, -1, fpregs);
+				    get_selected_frame (), -1, fpregs);
       return;
     }
 
@@ -1644,7 +1640,7 @@ registers_info (char *addr_exp, int fpre
 	if (regnum >= 0)
 	  {
 	    gdbarch_print_registers_info (current_gdbarch, gdb_stdout,
-					  deprecated_selected_frame, regnum, fpregs);
+					  get_selected_frame (), regnum, fpregs);
 	    continue;
 	  }
       }
@@ -1658,7 +1654,7 @@ registers_info (char *addr_exp, int fpre
 	    && regnum < NUM_REGS + NUM_PSEUDO_REGS)
 	  {
 	    gdbarch_print_registers_info (current_gdbarch, gdb_stdout,
-					  deprecated_selected_frame, regnum, fpregs);
+					  get_selected_frame (), regnum, fpregs);
 	    continue;
 	  }
       }
@@ -1684,7 +1680,7 @@ registers_info (char *addr_exp, int fpre
 		if (gdbarch_register_reggroup_p (current_gdbarch, regnum,
 						 group))
 		  gdbarch_print_registers_info (current_gdbarch,
-						gdb_stdout, deprecated_selected_frame,
+						gdb_stdout, get_selected_frame (),
 						regnum, fpregs);
 	      }
 	    continue;
@@ -1714,8 +1710,6 @@ print_vector_info (struct gdbarch *gdbar
 {
   if (!target_has_registers)
     error ("The program has no registers now.");
-  if (deprecated_selected_frame == NULL)
-    error ("No selected frame.");
 
   if (gdbarch_print_vector_info_p (gdbarch))
     gdbarch_print_vector_info (gdbarch, file, frame, args);
@@ -1740,7 +1734,7 @@ print_vector_info (struct gdbarch *gdbar
 static void
 vector_info (char *args, int from_tty)
 {
-  print_vector_info (current_gdbarch, gdb_stdout, deprecated_selected_frame, args);
+  print_vector_info (current_gdbarch, gdb_stdout, get_selected_frame (), args);
 }
 
 
@@ -1910,8 +1904,6 @@ print_float_info (struct gdbarch *gdbarc
 {
   if (!target_has_registers)
     error ("The program has no registers now.");
-  if (deprecated_selected_frame == NULL)
-    error ("No selected frame.");
 
   if (gdbarch_print_float_info_p (gdbarch))
     gdbarch_print_float_info (gdbarch, file, frame, args);
@@ -1937,7 +1929,7 @@ No floating-point info available for thi
 static void
 float_info (char *args, int from_tty)
 {
-  print_float_info (current_gdbarch, gdb_stdout, deprecated_selected_frame, args);
+  print_float_info (current_gdbarch, gdb_stdout, get_selected_frame (), args);
 }
 
 static void
Index: gdb-6.3/gdb/inflow.c
===================================================================
--- gdb-6.3.orig/gdb/inflow.c	2004-08-11 05:00:57.000000000 -0400
+++ gdb-6.3/gdb/inflow.c	2004-11-09 22:58:37.488338883 -0500
@@ -591,10 +591,7 @@ kill_command (char *arg, int from_tty)
   if (target_has_stack)
     {
       printf_filtered ("In %s,\n", target_longname);
-      if (deprecated_selected_frame == NULL)
-	fputs_filtered ("No selected stack frame.\n", gdb_stdout);
-      else
-	print_stack_frame (get_selected_frame (), 1, SRC_AND_LOC);
+      print_stack_frame (get_selected_frame (), 1, SRC_AND_LOC);
     }
   bfd_cache_close_all ();
 }
Index: gdb-6.3/gdb/infrun.c
===================================================================
--- gdb-6.3.orig/gdb/infrun.c	2004-09-27 13:58:08.000000000 -0400