gdb/java-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 "java-lang.h"
  29
  30 int
  31 java_value_print (val, stream, format, pretty)
  32      value_ptr val;
  33      GDB_FILE *stream;
  34      int format;
  35      enum val_prettyprint pretty;
  36 {
  37   struct type *type = VALUE_TYPE (val);
  38   if (TYPE_CODE (type) == TYPE_CODE_PTR)
  39     {
  40       fprintf_filtered (stream, "(");
  41       type_print (TYPE_TARGET_TYPE (type), "", stream, -1);
  42       fprintf_filtered (stream, ") ");
  43     }
  44   return (val_print (VALUE_TYPE (val), VALUE_CONTENTS (val),
  45                      VALUE_ADDRESS (val) + VALUE_OFFSET (val),
  46                      stream, format, 1, 0, pretty));
  47 }
  48
  49 int
  50 java_val_print (type, valaddr, address, stream, format, deref_ref, recurse,
  51              pretty)
  52      struct type *type;
  53      char *valaddr;
  54      CORE_ADDR address;
  55      GDB_FILE *stream;
  56      int format;
  57      int deref_ref;
  58      int recurse;
  59      enum val_prettyprint pretty;
  60 {
  61   if (is_object_type (type))
  62     {
  63       CORE_ADDR obj_addr = unpack_pointer (type, valaddr);
  64       if (obj_addr != 0)
  65         {
  66           value_ptr obj_val
  67             = value_at (TYPE_TARGET_TYPE (type), obj_addr, NULL);
  68           type = type_from_class (java_class_from_object (obj_val));
  69           type = lookup_pointer_type (type);
  70         }
  71     }
  72   return c_val_print (type, valaddr, address, stream, format,
  73                       deref_ref, recurse, pretty);
  74 }