/* Define constants for communication with c-parse.y.
   Copyright (C) 1987, 1992, 1998, 1999, 2000 Free Software Foundation, Inc.

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 2, 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 COPYING.  If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.  */

#ifndef GCC_C_LEX_H
#define GCC_C_LEX_H

/* Cause the `yydebug' variable to be defined.  */
#define YYDEBUG 1
extern int yydebug;

extern tree make_pointer_declarator PARAMS ((tree, tree));

extern int c_lex PARAMS ((tree *));
extern const char *init_c_lex PARAMS ((const char *));

extern int indent_level;

struct cpp_reader;
extern struct cpp_reader* parse_in;

#define builtin_define(TXT) cpp_define (pfile, TXT)
#define builtin_assert(TXT) cpp_assert (pfile, TXT)

/* Pass an object-like macro.  If it doesn't lie in the user's
   namespace, defines it unconditionally.  Otherwise define a version
   with two leading underscores, and another version with two leading
   and trailing underscores, and define the original only if an ISO
   standard was not nominated.

   e.g. passing "unix" defines "__unix", "__unix__" and possibly
   "unix".  Passing "_mips" defines "__mips", "__mips__" and possibly
   "_mips".  */
extern void builtin_define_std PARAMS ((const char *));

/* Pass an object-like macro and a value to define it to.  The third
   parameter says whether or not to turn the value into a string
   constant.  */
extern void builtin_define_with_value PARAMS ((const char *, const char *,
					       int));

#endif /* ! GCC_C_LEX_H */