gdb/jv-valprint.c

   1 /* Support for printing Java values for GDB, the GNU debugger.
   2    Copyright 1997 Free Software Foundation, Inc.
   3
   4 This file is part of GDB.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #include "defs.h"
  21 #include "symtab.h"
  22 #include "gdbtypes.h"
  23 #include "expression.h"
  24 #include "value.h"
  25 #include "demangle.h"
  26 #include "valprint.h"
  27 #include "language.h"
  28 #include "jv-lang.h"
  29 #include "c-lang.h"
  30
  31 int
  32 java_value_print (val, stream, format, pretty)
  33      value_ptr val;
  34      GDB_FILE *stream;
  35      int format;
  36      enum val_prettyprint pretty;
  37 {
  38   struct type *type = VALUE_TYPE (val);
  39   if (TYPE_CODE (type) == TYPE_CODE_PTR)
  40     {
  41       fprintf_filtered (stream, "(");
  42       type_print (TYPE_TARGET_TYPE (type), "", stream, -1);
  43       fprintf_filtered (stream, ") ");
  44     }
  45   return (val_print (VALUE_TYPE (val), VALUE_CONTENTS (val),
  46                      VALUE_ADDRESS (val) + VALUE_OFFSET (val),
  47                      stream, format, 1, 0, pretty));
  48 }
  49
  50 int
  51 java_val_print (type, valaddr, address, stream, format, deref_ref, recurse,
  52              pretty)
  53      struct type *type;
  54      char *valaddr;
  55      CORE_ADDR address;
  56      GDB_FILE *stream;
  57      int format;
  58      int deref_ref;
  59      int recurse;
  60      enum val_prettyprint pretty;
  61 {
  62   if (is_object_type (type))
  63     {
  64       CORE_ADDR obj_addr = unpack_pointer (type, valaddr);
  65       if (obj_addr != 0)
  66         {
  67           value_ptr obj_val
  68             = value_at (TYPE_TARGET_TYPE (type), obj_addr, NULL);
  69           type = type_from_class (java_class_from_object (obj_val));
  70           type = lookup_pointer_type (type);
  71         }
  72     }
  73   return c_val_print (type, valaddr, address, stream, format,
  74                       deref_ref, recurse, pretty);
  75 }