scope.h

   1 #ifndef SCOPE_H
   2 #define SCOPE_H
   3 /*
   4  * Symbol scoping is pretty simple.
   5  *
   6  * Copyright (C) 2003 Transmeta Corp.
   7  *               2003 Linus Torvalds
   8  *
   9  *  Licensed under the Open Software License version 1.1
  10  */
  11
  12 struct scope {
  13         struct token *token;            /* Scope start information */
  14         struct symbol_list *symbols;    /* List of symbols in this scope */
  15         struct scope *next;
  16 };
  17
  18 extern struct scope
  19                 *block_scope,
  20                 *function_scope,
  21                 *file_scope,
  22                 *global_scope;
  23
  24 static inline int toplevel(struct scope *scope)
  25 {
  26         return scope == file_scope || scope == global_scope;
  27 }
  28
  29 extern void start_file_scope(void);
  30 extern void end_file_scope(void);
  31
  32 extern void start_symbol_scope(void);
  33 extern void end_symbol_scope(void);
  34
  35 extern void start_function_scope(void);
  36 extern void end_function_scope(void);
  37
  38 extern void bind_scope(struct symbol *, struct scope *);
  39
  40 #endif