--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/gengtype.h	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,113 @@
+/* Process source files and output type information.
+   Copyright (C) 2002, 2003, 2004, 2007, 2008 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 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_GENGTYPE_H
+#define GCC_GENGTYPE_H
+
+/* A file position, mostly for error messages.  
+   The FILE element may be compared using pointer equality.  */
+struct fileloc {
+  const char *file;
+  int line;
+};
+
+/* Data types handed around within, but opaque to, the lexer and parser.  */
+typedef struct pair *pair_p;
+typedef struct type *type_p;
+typedef const struct type *const_type_p;
+typedef struct options *options_p;
+
+/* Variables used to communicate between the lexer and the parser.  */
+extern int lexer_toplevel_done;
+extern struct fileloc lexer_line;
+
+/* Print an error message.  */
+extern void error_at_line 
+  (struct fileloc *pos, const char *msg, ...) ATTRIBUTE_PRINTF_2;
+
+/* Like asprintf, but calls fatal() on out of memory.  */
+extern char *xasprintf(const char *, ...) ATTRIBUTE_PRINTF_1;
+
+/* Constructor routines for types.  */
+extern void do_typedef (const char *s, type_p t, struct fileloc *pos);
+extern void do_scalar_typedef (const char *s, struct fileloc *pos);
+extern type_p resolve_typedef (const char *s, struct fileloc *pos);
+extern type_p new_structure (const char *name, int isunion,
+			     struct fileloc *pos, pair_p fields,
+			     options_p o);
+extern type_p find_structure (const char *s, int isunion);
+extern type_p create_scalar_type (const char *name);
+extern type_p create_pointer (type_p t);
+extern type_p create_array (type_p t, const char *len);
+extern options_p create_option (options_p, const char *name, const void *info);
+extern options_p create_nested_ptr_option (options_p, type_p t,
+					   const char *from, const char *to);
+extern pair_p create_field_at (pair_p next, type_p type, const char *name,
+			       options_p opt, struct fileloc *pos);
+extern pair_p nreverse_pairs (pair_p list);
+extern type_p adjust_field_type (type_p, options_p);
+extern void note_variable (const char *s, type_p t, options_p o,
+			   struct fileloc *pos);
+extern void note_def_vec (const char *type_name, bool is_scalar,
+			  struct fileloc *pos);
+extern void note_def_vec_alloc (const char *type, const char *astrat,
+				struct fileloc *pos);
+
+/* Lexer and parser routines.  */
+extern int yylex (const char **yylval);
+extern void yybegin (const char *fname);
+extern void yyend (void);
+extern void parse_file (const char *name);
+extern bool hit_error;
+
+/* Token codes.  */
+enum {
+  EOF_TOKEN = 0,
+
+  /* Per standard convention, codes in the range (0, UCHAR_MAX]
+     represent single characters with those character codes.  */
+
+  CHAR_TOKEN_OFFSET = UCHAR_MAX + 1,
+  GTY_TOKEN = CHAR_TOKEN_OFFSET,
+  TYPEDEF,
+  EXTERN,
+  STATIC,
+  UNION,
+  STRUCT,
+  ENUM,
+  VEC_TOKEN,
+  DEFVEC_OP,
+  DEFVEC_I,
+  DEFVEC_ALLOC,
+  ELLIPSIS,
+  PTR_ALIAS,
+  NESTED_PTR,
+  PARAM_IS,
+  NUM,
+  SCALAR,
+  ID,
+  STRING,
+  CHAR,
+  ARRAY,
+
+  /* print_token assumes that any token >= FIRST_TOKEN_WITH_VALUE may have
+     a meaningful value to be printed.  */
+  FIRST_TOKEN_WITH_VALUE = PARAM_IS
+};
+#endif