示例#1
0
static void
gnuv3_print_method_ptr (const gdb_byte *contents,
			struct type *type,
			struct ui_file *stream)
{
  struct type *domain = TYPE_DOMAIN_TYPE (type);
  struct gdbarch *gdbarch = get_type_arch (domain);
  CORE_ADDR ptr_value;
  LONGEST adjustment;
  int vbit;

  /* Extract the pointer to member.  */
  vbit = gnuv3_decode_method_ptr (gdbarch, contents, &ptr_value, &adjustment);

  /* Check for NULL.  */
  if (ptr_value == 0 && vbit == 0)
    {
      fprintf_filtered (stream, "NULL");
      return;
    }

  /* Search for a virtual method.  */
  if (vbit)
    {
      CORE_ADDR voffset;
      const char *physname;

      /* It's a virtual table offset, maybe in this class.  Search
	 for a field with the correct vtable offset.  First convert it
	 to an index, as used in TYPE_FN_FIELD_VOFFSET.  */
      voffset = ptr_value / TYPE_LENGTH (vtable_ptrdiff_type (gdbarch));

      physname = gnuv3_find_method_in (domain, voffset, adjustment);

      /* If we found a method, print that.  We don't bother to disambiguate
	 possible paths to the method based on the adjustment.  */
      if (physname)
	{
	  char *demangled_name = gdb_demangle (physname,
					       DMGL_ANSI | DMGL_PARAMS);

	  fprintf_filtered (stream, "&virtual ");
	  if (demangled_name == NULL)
	    fputs_filtered (physname, stream);
	  else
	    {
	      fputs_filtered (demangled_name, stream);
	      xfree (demangled_name);
	    }
	  return;
	}
    }
  else if (ptr_value != 0)
    {
      /* Found a non-virtual function: print out the type.  */
      fputs_filtered ("(", stream);
      c_print_type (type, "", stream, -1, 0, &type_print_raw_options);
      fputs_filtered (") ", stream);
    }

  /* We didn't find it; print the raw data.  */
  if (vbit)
    {
      fprintf_filtered (stream, "&virtual table offset ");
      print_longest (stream, 'd', 1, ptr_value);
    }
  else
    {
      struct value_print_options opts;

      get_user_print_options (&opts);
      print_address_demangle (&opts, gdbarch, ptr_value, stream, demangle);
    }

  if (adjustment)
    {
      fprintf_filtered (stream, ", this adjustment ");
      print_longest (stream, 'd', 1, adjustment);
    }
}
示例#2
0
文件: jv-lang.c 项目: NalaGinrut/gdb
static char *java_demangle (const char *mangled, int options)
{
  return gdb_demangle (mangled, options | DMGL_JAVA);
}
示例#3
0
static void
java_type_print_base (struct type *type, struct ui_file *stream, int show,
		      int level, const struct type_print_options *flags)
{
  int i;
  int len;
  char *mangled_name;
  char *demangled_name;

  QUIT;
  wrap_here ("    ");

  if (type == NULL)
    {
      fputs_filtered ("<type unknown>", stream);
      return;
    }

  /* When SHOW is zero or less, and there is a valid type name, then always
     just print the type name directly from the type.  */

  if (show <= 0
      && TYPE_NAME (type) != NULL)
    {
      fputs_filtered (TYPE_NAME (type), stream);
      return;
    }

  type = check_typedef (type);

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_PTR:
      java_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level,
			    flags);
      break;

    case TYPE_CODE_STRUCT:
      if (TYPE_TAG_NAME (type) != NULL && TYPE_TAG_NAME (type)[0] == '[')
	{			/* array type */
	  char *name = java_demangle_type_signature (TYPE_TAG_NAME (type));

	  fputs_filtered (name, stream);
	  xfree (name);
	  break;
	}

      if (show >= 0)
	fprintf_filtered (stream, "class ");

      if (TYPE_TAG_NAME (type) != NULL)
	{
	  fputs_filtered (TYPE_TAG_NAME (type), stream);
	  if (show > 0)
	    fputs_filtered (" ", stream);
	}

      wrap_here ("    ");

      if (show < 0)
	{
	  /* If we just printed a tag name, no need to print anything else.  */
	  if (TYPE_TAG_NAME (type) == NULL)
	    fprintf_filtered (stream, "{...}");
	}
      else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	{
	  java_type_print_derivation_info (stream, type);

	  fprintf_filtered (stream, "{\n");
	  if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0))
	    {
	      if (TYPE_STUB (type))
		fprintfi_filtered (level + 4, stream, "<incomplete type>\n");
	      else
		fprintfi_filtered (level + 4, stream, "<no data fields>\n");
	    }

	  /* If there is a base class for this type,
	     do not print the field that it occupies.  */

	  len = TYPE_NFIELDS (type);
	  for (i = TYPE_N_BASECLASSES (type); i < len; i++)
	    {
	      QUIT;
	      /* Don't print out virtual function table.  */
	      if (startswith (TYPE_FIELD_NAME (type, i), "_vptr")
		  && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5]))
		continue;

	      /* Don't print the dummy field "class".  */
	      if (startswith (TYPE_FIELD_NAME (type, i), "class"))
		continue;

	      print_spaces_filtered (level + 4, stream);

	      if (HAVE_CPLUS_STRUCT (type))
		{
		  if (TYPE_FIELD_PROTECTED (type, i))
		    fprintf_filtered (stream, "protected ");
		  else if (TYPE_FIELD_PRIVATE (type, i))
		    fprintf_filtered (stream, "private ");
		  else
		    fprintf_filtered (stream, "public ");
		}

	      if (field_is_static (&TYPE_FIELD (type, i)))
		fprintf_filtered (stream, "static ");

	      java_print_type (TYPE_FIELD_TYPE (type, i),
			       TYPE_FIELD_NAME (type, i),
			       stream, show - 1, level + 4, flags);

	      fprintf_filtered (stream, ";\n");
	    }

	  /* If there are both fields and methods, put a space between.  */
	  len = TYPE_NFN_FIELDS (type);
	  if (len)
	    fprintf_filtered (stream, "\n");

	  /* Print out the methods.  */

	  for (i = 0; i < len; i++)
	    {
	      struct fn_field *f;
	      int j;
	      const char *method_name;
	      const char *name;
	      int is_constructor;
	      int n_overloads;

	      f = TYPE_FN_FIELDLIST1 (type, i);
	      n_overloads = TYPE_FN_FIELDLIST_LENGTH (type, i);
	      method_name = TYPE_FN_FIELDLIST_NAME (type, i);
	      name = type_name_no_tag (type);
	      is_constructor = name && strcmp (method_name, name) == 0;

	      for (j = 0; j < n_overloads; j++)
		{
		  const char *real_physname;
		  const char *p;
		  char *physname;
		  int is_full_physname_constructor;

		  real_physname = TYPE_FN_FIELD_PHYSNAME (f, j);

		  /* The physname will contain the return type
		     after the final closing parenthesis.  Strip it off.  */
		  p = strrchr (real_physname, ')');
		  gdb_assert (p != NULL);
		  ++p;   /* Keep the trailing ')'.  */
		  physname = (char *) alloca (p - real_physname + 1);
		  memcpy (physname, real_physname, p - real_physname);
		  physname[p - real_physname] = '\0';

		  is_full_physname_constructor
                    = (TYPE_FN_FIELD_CONSTRUCTOR (f, j)
		       || is_constructor_name (physname)
                       || is_destructor_name (physname));

		  QUIT;

		  print_spaces_filtered (level + 4, stream);

		  if (TYPE_FN_FIELD_PROTECTED (f, j))
		    fprintf_filtered (stream, "protected ");
		  else if (TYPE_FN_FIELD_PRIVATE (f, j))
		    fprintf_filtered (stream, "private ");
		  else if (TYPE_FN_FIELD_PUBLIC (f, j))
		    fprintf_filtered (stream, "public ");

		  if (TYPE_FN_FIELD_ABSTRACT (f, j))
		    fprintf_filtered (stream, "abstract ");
		  if (TYPE_FN_FIELD_STATIC (f, j))
		    fprintf_filtered (stream, "static ");
		  if (TYPE_FN_FIELD_FINAL (f, j))
		    fprintf_filtered (stream, "final ");
		  if (TYPE_FN_FIELD_SYNCHRONIZED (f, j))
		    fprintf_filtered (stream, "synchronized ");
		  if (TYPE_FN_FIELD_NATIVE (f, j))
		    fprintf_filtered (stream, "native ");

		  if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
		    {
		      /* Keep GDB from crashing here.  */
		      fprintf_filtered (stream, "<undefined type> %s;\n",
					TYPE_FN_FIELD_PHYSNAME (f, j));
		      break;
		    }
		  else if (!is_constructor && !is_full_physname_constructor)
		    {
		      type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
				  "", stream, -1);
		      fputs_filtered (" ", stream);
		    }

		  if (TYPE_FN_FIELD_STUB (f, j))
		    /* Build something we can demangle.  */
		    mangled_name = gdb_mangle_name (type, i, j);
		  else
		    mangled_name = physname;

		  demangled_name =
		    gdb_demangle (mangled_name,
				  DMGL_ANSI | DMGL_PARAMS | DMGL_JAVA);

		  if (demangled_name == NULL)
		    demangled_name = xstrdup (mangled_name);

		  {
		    char *demangled_no_class;
		    char *ptr;

		    ptr = demangled_no_class = demangled_name;

		    while (1)
		      {
			char c;

			c = *ptr++;

			if (c == 0 || c == '(')
			  break;
			if (c == '.')
			  demangled_no_class = ptr;
		      }

		    fputs_filtered (demangled_no_class, stream);
		    xfree (demangled_name);
		  }

		  if (TYPE_FN_FIELD_STUB (f, j))
		    xfree (mangled_name);

		  fprintf_filtered (stream, ";\n");
		}
	    }

	  fprintfi_filtered (level, stream, "}");
	}
      break;

    default:
      c_type_print_base (type, stream, show, level, flags);
    }
}
static struct type *
gnuv2_value_rtti_type (struct value *v, int *full, int *top, int *using_enc)
{
  struct type *known_type;
  struct type *rtti_type;
  CORE_ADDR vtbl;
  struct bound_minimal_symbol minsym;
  char *demangled_name, *p;
  const char *linkage_name;
  struct type *btype;
  struct type *known_type_vptr_basetype;
  int known_type_vptr_fieldno;

  if (full)
    *full = 0;
  if (top)
    *top = -1;
  if (using_enc)
    *using_enc = 0;

  /* Get declared type.  */
  known_type = value_type (v);
  CHECK_TYPEDEF (known_type);
  /* RTTI works only or class objects.  */
  if (TYPE_CODE (known_type) != TYPE_CODE_STRUCT)
    return NULL;

  /* Plan on this changing in the future as i get around to setting
     the vtables properly for G++ compiled stuff.  Also, I'll be using
     the type info functions, which are always right.  Deal with it
     until then.  */

  /* Try to get the vptr basetype, fieldno.  */
  known_type_vptr_fieldno = get_vptr_fieldno (known_type,
					      &known_type_vptr_basetype);

  /* If we can't find it, give up.  */
  if (known_type_vptr_fieldno < 0)
    return NULL;

  /* Make sure our basetype and known type match, otherwise, cast
     so we can get at the vtable properly.  */
  btype = known_type_vptr_basetype;
  CHECK_TYPEDEF (btype);
  if (btype != known_type )
    {
      v = value_cast (btype, v);
      if (using_enc)
        *using_enc=1;
    }
  /* We can't use value_ind here, because it would want to use RTTI, and
     we'd waste a bunch of time figuring out we already know the type.
     Besides, we don't care about the type, just the actual pointer.  */
  if (value_address (value_field (v, known_type_vptr_fieldno)) == 0)
    return NULL;

  vtbl = value_as_address (value_field (v, known_type_vptr_fieldno));

  /* Try to find a symbol that is the vtable.  */
  minsym=lookup_minimal_symbol_by_pc(vtbl);
  if (minsym.minsym==NULL
      || (linkage_name=MSYMBOL_LINKAGE_NAME (minsym.minsym))==NULL
      || !is_vtable_name (linkage_name))
    return NULL;

  /* If we just skip the prefix, we get screwed by namespaces.  */
  demangled_name=gdb_demangle(linkage_name,DMGL_PARAMS|DMGL_ANSI);
  p = strchr (demangled_name, ' ');
  if (p)
    *p = '\0';

  /* Lookup the type for the name.  */
  /* FIXME: chastain/2003-11-26: block=NULL is bogus.  See pr gdb/1465.  */
  rtti_type = cp_lookup_rtti_type (demangled_name, NULL);
  if (rtti_type == NULL)
    return NULL;

  if (TYPE_N_BASECLASSES(rtti_type) > 1 &&  full && (*full) != 1)
    {
      if (top)
        *top = TYPE_BASECLASS_BITPOS (rtti_type,
				      TYPE_VPTR_FIELDNO(rtti_type)) / 8;
      if (top && ((*top) >0))
        {
          if (TYPE_LENGTH(rtti_type) > TYPE_LENGTH(known_type))
            {
              if (full)
                *full=0;
            }
          else
            {
              if (full)
                *full=1;
            }
        }
    }
  else
    {
      if (full)
        *full=1;
    }

  return rtti_type;
}
示例#5
0
void
c_type_print_base (struct type *type, struct ui_file *stream,
		   int show, int level, const struct type_print_options *flags)
{
  int i;
  int len, real_len;
  enum
    {
      s_none, s_public, s_private, s_protected
    }
  section_type;
  int need_access_label = 0;
  int j, len2;

  QUIT;

  if (type == NULL)
    {
      fputs_filtered (_("<type unknown>"), stream);
      return;
    }

  /* When SHOW is zero or less, and there is a valid type name, then
     always just print the type name directly from the type.  */
  /* If we have "typedef struct foo {. . .} bar;" do we want to print
     it as "struct foo" or as "bar"?  Pick the latter, because C++
     folk tend to expect things like "class5 *foo" rather than "struct
     class5 *foo".  */

  if (show <= 0
      && TYPE_NAME (type) != NULL)
    {
      c_type_print_modifier (type, stream, 0, 1);
      print_name_maybe_canonical (TYPE_NAME (type), flags, stream);
      return;
    }

  CHECK_TYPEDEF (type);

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_TYPEDEF:
      /* If we get here, the typedef doesn't have a name, and we
	 couldn't resolve TYPE_TARGET_TYPE.  Not much we can do.  */
      gdb_assert (TYPE_NAME (type) == NULL);
      gdb_assert (TYPE_TARGET_TYPE (type) == NULL);
      fprintf_filtered (stream, _("<unnamed typedef>"));
      break;

    case TYPE_CODE_ARRAY:
    case TYPE_CODE_PTR:
    case TYPE_CODE_MEMBERPTR:
    case TYPE_CODE_REF:
    case TYPE_CODE_FUNC:
    case TYPE_CODE_METHOD:
    case TYPE_CODE_METHODPTR:
      c_type_print_base (TYPE_TARGET_TYPE (type),
			 stream, show, level, flags);
      break;

    case TYPE_CODE_STRUCT:
    case TYPE_CODE_UNION:
      {
	struct type_print_options local_flags = *flags;
	struct type_print_options semi_local_flags = *flags;
	struct cleanup *local_cleanups = make_cleanup (null_cleanup, NULL);

	local_flags.local_typedefs = NULL;
	semi_local_flags.local_typedefs = NULL;

	if (!flags->raw)
	  {
	    if (flags->local_typedefs)
	      local_flags.local_typedefs
		= copy_typedef_hash (flags->local_typedefs);
	    else
	      local_flags.local_typedefs = create_typedef_hash ();

	    make_cleanup_free_typedef_hash (local_flags.local_typedefs);
	  }

	c_type_print_modifier (type, stream, 0, 1);
	if (TYPE_CODE (type) == TYPE_CODE_UNION)
	  fprintf_filtered (stream, "union ");
	else if (TYPE_DECLARED_CLASS (type))
	  fprintf_filtered (stream, "class ");
	else
	  fprintf_filtered (stream, "struct ");

	/* Print the tag if it exists.  The HP aCC compiler emits a
	   spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed
	   enum}" tag for unnamed struct/union/enum's, which we don't
	   want to print.  */
	if (TYPE_TAG_NAME (type) != NULL
	    && strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
	  {
	    /* When printing the tag name, we are still effectively
	       printing in the outer context, hence the use of FLAGS
	       here.  */
	    print_name_maybe_canonical (TYPE_TAG_NAME (type), flags, stream);
	    if (show > 0)
	      fputs_filtered (" ", stream);
	  }

	if (show < 0)
	  {
	    /* If we just printed a tag name, no need to print anything
	       else.  */
	    if (TYPE_TAG_NAME (type) == NULL)
	      fprintf_filtered (stream, "{...}");
	  }
	else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	  {
	    struct type *basetype;
	    int vptr_fieldno;

	    c_type_print_template_args (&local_flags, type, stream);

	    /* Add in template parameters when printing derivation info.  */
	    add_template_parameters (local_flags.local_typedefs, type);
	    cp_type_print_derivation_info (stream, type, &local_flags);

	    /* This holds just the global typedefs and the template
	       parameters.  */
	    semi_local_flags.local_typedefs
	      = copy_typedef_hash (local_flags.local_typedefs);
	    if (semi_local_flags.local_typedefs)
	      make_cleanup_free_typedef_hash (semi_local_flags.local_typedefs);

	    /* Now add in the local typedefs.  */
	    recursively_update_typedef_hash (local_flags.local_typedefs, type);

	    fprintf_filtered (stream, "{\n");
	    if (TYPE_NFIELDS (type) == 0 && TYPE_NFN_FIELDS (type) == 0
		&& TYPE_TYPEDEF_FIELD_COUNT (type) == 0)
	      {
		if (TYPE_STUB (type))
		  fprintfi_filtered (level + 4, stream,
				     _("<incomplete type>\n"));
		else
		  fprintfi_filtered (level + 4, stream,
				     _("<no data fields>\n"));
	      }

	    /* Start off with no specific section type, so we can print
	       one for the first field we find, and use that section type
	       thereafter until we find another type.  */

	    section_type = s_none;

	    /* For a class, if all members are private, there's no need
	       for a "private:" label; similarly, for a struct or union
	       masquerading as a class, if all members are public, there's
	       no need for a "public:" label.  */

	    if (TYPE_DECLARED_CLASS (type))
	      {
		QUIT;
		len = TYPE_NFIELDS (type);
		for (i = TYPE_N_BASECLASSES (type); i < len; i++)
		  if (!TYPE_FIELD_PRIVATE (type, i))
		    {
		      need_access_label = 1;
		      break;
		    }
		QUIT;
		if (!need_access_label)
		  {
		    len2 = TYPE_NFN_FIELDS (type);
		    for (j = 0; j < len2; j++)
		      {
			len = TYPE_FN_FIELDLIST_LENGTH (type, j);
			for (i = 0; i < len; i++)
			  if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type,
									  j), i))
			    {
			      need_access_label = 1;
			      break;
			    }
			if (need_access_label)
			  break;
		      }
		  }
	      }
	    else
	      {
		QUIT;
		len = TYPE_NFIELDS (type);
		for (i = TYPE_N_BASECLASSES (type); i < len; i++)
		  if (TYPE_FIELD_PRIVATE (type, i)
		      || TYPE_FIELD_PROTECTED (type, i))
		    {
		      need_access_label = 1;
		      break;
		    }
		QUIT;
		if (!need_access_label)
		  {
		    len2 = TYPE_NFN_FIELDS (type);
		    for (j = 0; j < len2; j++)
		      {
			QUIT;
			len = TYPE_FN_FIELDLIST_LENGTH (type, j);
			for (i = 0; i < len; i++)
			  if (TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type,
									   j), i)
			      || TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type,
									    j),
							i))
			    {
			      need_access_label = 1;
			      break;
			    }
			if (need_access_label)
			  break;
		      }
		  }
	      }

	    /* If there is a base class for this type,
	       do not print the field that it occupies.  */

	    len = TYPE_NFIELDS (type);
	    vptr_fieldno = get_vptr_fieldno (type, &basetype);
	    for (i = TYPE_N_BASECLASSES (type); i < len; i++)
	      {
		QUIT;

		/* If we have a virtual table pointer, omit it.  Even if
		   virtual table pointers are not specifically marked in
		   the debug info, they should be artificial.  */
		if ((i == vptr_fieldno && type == basetype)
		    || TYPE_FIELD_ARTIFICIAL (type, i))
		  continue;

		if (need_access_label)
		  {
		    if (TYPE_FIELD_PROTECTED (type, i))
		      {
			if (section_type != s_protected)
			  {
			    section_type = s_protected;
			    fprintfi_filtered (level + 2, stream,
					       "protected:\n");
			  }
		      }
		    else if (TYPE_FIELD_PRIVATE (type, i))
		      {
			if (section_type != s_private)
			  {
			    section_type = s_private;
			    fprintfi_filtered (level + 2, stream,
					       "private:\n");
			  }
		      }
		    else
		      {
			if (section_type != s_public)
			  {
			    section_type = s_public;
			    fprintfi_filtered (level + 2, stream,
					       "public:\n");
			  }
		      }
		  }

		print_spaces_filtered (level + 4, stream);
		if (field_is_static (&TYPE_FIELD (type, i)))
		  fprintf_filtered (stream, "static ");
		c_print_type (TYPE_FIELD_TYPE (type, i),
			      TYPE_FIELD_NAME (type, i),
			      stream, show - 1, level + 4,
			      &local_flags);
		if (!field_is_static (&TYPE_FIELD (type, i))
		    && TYPE_FIELD_PACKED (type, i))
		  {
		    /* It is a bitfield.  This code does not attempt
		       to look at the bitpos and reconstruct filler,
		       unnamed fields.  This would lead to misleading
		       results if the compiler does not put out fields
		       for such things (I don't know what it does).  */
		    fprintf_filtered (stream, " : %d",
				      TYPE_FIELD_BITSIZE (type, i));
		  }
		fprintf_filtered (stream, ";\n");
	      }

	  /* If there are both fields and methods, put a blank line
	     between them.  Make sure to count only method that we
	     will display; artificial methods will be hidden.  */
	  len = TYPE_NFN_FIELDS (type);
	  if (!flags->print_methods)
	    len = 0;
	  real_len = 0;
	  for (i = 0; i < len; i++)
	    {
	      struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
	      int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
	      int j;

	      for (j = 0; j < len2; j++)
		if (!TYPE_FN_FIELD_ARTIFICIAL (f, j))
		  real_len++;
	    }
	  if (real_len > 0 && section_type != s_none)
	    fprintf_filtered (stream, "\n");

	  /* C++: print out the methods.  */
	  for (i = 0; i < len; i++)
	    {
	      struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
	      int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
	      const char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
	      const char *name = type_name_no_tag (type);
	      int is_constructor = name && strcmp (method_name,
						   name) == 0;

	      for (j = 0; j < len2; j++)
		{
		  const char *mangled_name;
		  char *demangled_name;
		  struct cleanup *inner_cleanup;
		  const char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
		  int is_full_physname_constructor =
		    TYPE_FN_FIELD_CONSTRUCTOR (f, j)
		    || is_constructor_name (physname)
		    || is_destructor_name (physname)
		    || method_name[0] == '~';

		  /* Do not print out artificial methods.  */
		  if (TYPE_FN_FIELD_ARTIFICIAL (f, j))
		    continue;

		  inner_cleanup = make_cleanup (null_cleanup, NULL);

		  QUIT;
		  if (TYPE_FN_FIELD_PROTECTED (f, j))
		    {
		      if (section_type != s_protected)
			{
			  section_type = s_protected;
			  fprintfi_filtered (level + 2, stream,
					     "protected:\n");
			}
		    }
		  else if (TYPE_FN_FIELD_PRIVATE (f, j))
		    {
		      if (section_type != s_private)
			{
			  section_type = s_private;
			  fprintfi_filtered (level + 2, stream,
					     "private:\n");
			}
		    }
		  else
		    {
		      if (section_type != s_public)
			{
			  section_type = s_public;
			  fprintfi_filtered (level + 2, stream,
					     "public:\n");
			}
		    }

		  print_spaces_filtered (level + 4, stream);
		  if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
		    fprintf_filtered (stream, "virtual ");
		  else if (TYPE_FN_FIELD_STATIC_P (f, j))
		    fprintf_filtered (stream, "static ");
		  if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
		    {
		      /* Keep GDB from crashing here.  */
		      fprintf_filtered (stream,
					_("<undefined type> %s;\n"),
					TYPE_FN_FIELD_PHYSNAME (f, j));
		      break;
		    }
		  else if (!is_constructor	/* Constructors don't
						   have declared
						   types.  */
			   && !is_full_physname_constructor  /* " " */
			   && !is_type_conversion_operator (type, i, j))
		    {
		      c_print_type (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
				    "", stream, -1, 0,
				    &local_flags);
		      fputs_filtered (" ", stream);
		    }
		  if (TYPE_FN_FIELD_STUB (f, j))
		    {
		      char *tem;

		      /* Build something we can demangle.  */
		      tem = gdb_mangle_name (type, i, j);
		      make_cleanup (xfree, tem);
		      mangled_name = tem;
		    }
		  else
		    mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j);

		  demangled_name =
		    gdb_demangle (mangled_name,
				  DMGL_ANSI | DMGL_PARAMS);
		  if (demangled_name == NULL)
		    {
		      /* In some cases (for instance with the HP
			 demangling), if a function has more than 10
			 arguments, the demangling will fail.
			 Let's try to reconstruct the function
			 signature from the symbol information.  */
		      if (!TYPE_FN_FIELD_STUB (f, j))
			{
			  int staticp = TYPE_FN_FIELD_STATIC_P (f, j);
			  struct type *mtype = TYPE_FN_FIELD_TYPE (f, j);

			  cp_type_print_method_args (mtype,
						     "",
						     method_name,
						     staticp,
						     stream, &local_flags);
			}
		      else
			fprintf_filtered (stream,
					  _("<badly mangled name '%s'>"),
					  mangled_name);
		    }
		  else
		    {
		      char *p;
		      char *demangled_no_class
			= remove_qualifiers (demangled_name);

		      /* Get rid of the `static' appended by the
			 demangler.  */
		      p = strstr (demangled_no_class, " static");
		      if (p != NULL)
			{
			  int length = p - demangled_no_class;
			  char *demangled_no_static;

			  demangled_no_static
			    = (char *) xmalloc (length + 1);
			  strncpy (demangled_no_static,
				   demangled_no_class, length);
			  *(demangled_no_static + length) = '\0';
			  fputs_filtered (demangled_no_static, stream);
			  xfree (demangled_no_static);
			}
		      else
			fputs_filtered (demangled_no_class, stream);
		      xfree (demangled_name);
		    }

		  do_cleanups (inner_cleanup);

		  fprintf_filtered (stream, ";\n");
		}
	    }

	  /* Print typedefs defined in this class.  */

	  if (TYPE_TYPEDEF_FIELD_COUNT (type) != 0 && flags->print_typedefs)
	    {
	      if (TYPE_NFIELDS (type) != 0 || TYPE_NFN_FIELDS (type) != 0)
		fprintf_filtered (stream, "\n");

		for (i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); i++)
		  {
		    struct type *target = TYPE_TYPEDEF_FIELD_TYPE (type, i);

		    /* Dereference the typedef declaration itself.  */
		    gdb_assert (TYPE_CODE (target) == TYPE_CODE_TYPEDEF);
		    target = TYPE_TARGET_TYPE (target);

		    print_spaces_filtered (level + 4, stream);
		    fprintf_filtered (stream, "typedef ");

		    /* We want to print typedefs with substitutions
		       from the template parameters or globally-known
		       typedefs but not local typedefs.  */
		    c_print_type (target,
				  TYPE_TYPEDEF_FIELD_NAME (type, i),
				  stream, show - 1, level + 4,
				  &semi_local_flags);
		    fprintf_filtered (stream, ";\n");
		  }
	      }

	    fprintfi_filtered (level, stream, "}");
	  }

	do_cleanups (local_cleanups);
      }
      break;

    case TYPE_CODE_ENUM:
      c_type_print_modifier (type, stream, 0, 1);
      fprintf_filtered (stream, "enum ");
      /* Print the tag name if it exists.
         The aCC compiler emits a spurious 
         "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
         tag for unnamed struct/union/enum's, which we don't
         want to print.  */
      if (TYPE_TAG_NAME (type) != NULL
	  && strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
	{
	  print_name_maybe_canonical (TYPE_TAG_NAME (type), flags, stream);
	  if (show > 0)
	    fputs_filtered (" ", stream);
	}

      wrap_here ("    ");
      if (show < 0)
	{
	  /* If we just printed a tag name, no need to print anything
	     else.  */
	  if (TYPE_TAG_NAME (type) == NULL)
	    fprintf_filtered (stream, "{...}");
	}
      else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	{
	  LONGEST lastval = 0;

	  fprintf_filtered (stream, "{");
	  len = TYPE_NFIELDS (type);
	  for (i = 0; i < len; i++)
	    {
	      QUIT;
	      if (i)
		fprintf_filtered (stream, ", ");
	      wrap_here ("    ");
	      fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
	      if (lastval != TYPE_FIELD_ENUMVAL (type, i))
		{
		  fprintf_filtered (stream, " = %s",
				    plongest (TYPE_FIELD_ENUMVAL (type, i)));
		  lastval = TYPE_FIELD_ENUMVAL (type, i);
		}
	      lastval++;
	    }
	  fprintf_filtered (stream, "}");
	}
      break;

    case TYPE_CODE_VOID:
      fprintf_filtered (stream, "void");
      break;

    case TYPE_CODE_UNDEF:
      fprintf_filtered (stream, _("struct <unknown>"));
      break;

    case TYPE_CODE_ERROR:
      fprintf_filtered (stream, "%s", TYPE_ERROR_NAME (type));
      break;

    case TYPE_CODE_RANGE:
      /* This should not occur.  */
      fprintf_filtered (stream, _("<range type>"));
      break;

    case TYPE_CODE_NAMESPACE:
      fputs_filtered ("namespace ", stream);
      fputs_filtered (TYPE_TAG_NAME (type), stream);
      break;

    default:
      /* Handle types not explicitly handled by the other cases, such
         as fundamental types.  For these, just print whatever the
         type name is, as recorded in the type itself.  If there is no
         type name, then complain.  */
      if (TYPE_NAME (type) != NULL)
	{
	  c_type_print_modifier (type, stream, 0, 1);
	  print_name_maybe_canonical (TYPE_NAME (type), flags, stream);
	}
      else
	{
	  /* At least for dump_symtab, it is important that this not
	     be an error ().  */
	  fprintf_filtered (stream, _("<invalid type code %d>"),
			    TYPE_CODE (type));
	}
      break;
    }
}
示例#6
0
/* Unknown languages just use the cplus demangler.  */
static char *unk_lang_demangle (const char *mangled, int options)
{
  return gdb_demangle (mangled, options);
}
示例#7
0
char *
d_demangle (const char *symbol, int options)
{
  return gdb_demangle (symbol, options | DMGL_DLANG);
}