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/* Process the ObjC-specific declarations and variables for

   the Objective-C++ compiler.

   Copyright (C) 2005, 2007, 2009, 2010 Free Software Foundation, Inc.

   Contributed by Ziemowit Laski  <zlaski@apple.com>

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify it under

the terms of the GNU General Public License as published by the Free

Software Foundation; either version 3, or (at your option) any later

version.

GCC is distributed in the hope that it will be useful, but WITHOUT ANY

WARRANTY; without even the implied warranty of MERCHANTABILITY or

FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

for more details.

You should have received a copy of the GNU General Public License

along with GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#ifndef GCC_OBJCP_DECL_H

#define GCC_OBJCP_DECL_H

extern tree objcp_start_struct (location_t, enum tree_code, tree);

extern tree objcp_finish_struct (location_t, tree, tree, tree);

extern void objcp_finish_function (void);

extern tree objcp_build_function_call (tree, tree);

extern tree objcp_xref_tag (enum tree_code, tree);

extern int objcp_comptypes (tree, tree);

extern tree objcp_begin_compound_stmt (int);

extern tree objcp_end_compound_stmt (tree, int);

/* Now "cover up" the corresponding C++ functions if required (NB: the

   OBJCP_ORIGINAL_FUNCTION macro, shown below, can still be used to

   invoke the original C++ functions if needed).  */

#ifdef OBJCP_REMAP_FUNCTIONS

#define start_struct(loc, code, name, struct_info) \

        objcp_start_struct (loc, code, name)

#define finish_struct(loc, t, fieldlist, attributes, struct_info) \

        objcp_finish_struct (loc, t, fieldlist, attributes)

#define finish_function() \

        objcp_finish_function ()

#define finish_decl(decl, loc, init, origtype, asmspec) \

        cp_finish_decl (decl, init, false, asmspec, 0)

#define xref_tag(code, name) \

        objcp_xref_tag (code, name)

#define comptypes(type1, type2) \

        objcp_comptypes (type1, type2)

#define c_begin_compound_stmt(flags) \

        objcp_begin_compound_stmt (flags)

#define c_end_compound_stmt(loc, stmt, flags)   \

        objcp_end_compound_stmt (stmt, flags)

#undef OBJC_TYPE_NAME

#define OBJC_TYPE_NAME(type) \

  (TYPE_NAME (type) && TREE_CODE (TYPE_NAME (type)) == TYPE_DECL \

   ? DECL_NAME (TYPE_NAME (type)) \

   : TYPE_NAME (type))

#undef OBJC_SET_TYPE_NAME

#define OBJC_SET_TYPE_NAME(type, name) \

  if(TYPE_NAME (type) && TREE_CODE (TYPE_NAME (type)) == TYPE_DECL) \

    DECL_NAME (TYPE_NAME (type)) = name; \

  else \

    TYPE_NAME (type) = name;

#undef TYPE_OBJC_INFO

#define TYPE_OBJC_INFO(TYPE) LANG_TYPE_CLASS_CHECK (TYPE)->objc_info

#undef SIZEOF_OBJC_TYPE_LANG_SPECIFIC

#define SIZEOF_OBJC_TYPE_LANG_SPECIFIC sizeof (struct lang_type_class)

#undef ALLOC_OBJC_TYPE_LANG_SPECIFIC

#define ALLOC_OBJC_TYPE_LANG_SPECIFIC(NODE)                             \

  do {                                                                  \

    TYPE_LANG_SPECIFIC (NODE) = ggc_alloc_cleared_lang_type             \

      (sizeof (struct lang_type_class));                \

    TYPE_LANG_SPECIFIC (NODE)->u.c.h.is_lang_type_class = 1;            \

  } while (0)

#define OBJCP_ORIGINAL_FUNCTION(name, args)     (name)args

/* C++ marks ellipsis-free function parameters differently from C.  */

#undef OBJC_VOID_AT_END

#define OBJC_VOID_AT_END        void_list_node

#endif  /* OBJCP_REMAP_FUNCTIONS */

#endif /* ! GCC_OBJCP_DECL_H */