lib.h

   1 #ifndef LIB_H
   2 #define LIB_H
   3 /*
   4  * Basic helper routine descriptions for 'sparse'.
   5  *
   6  * Copyright (C) 2003 Linus Torvalds, all rights reserved.
   7  */
   8
   9 extern unsigned int hexval(unsigned int c);
  10
  11 struct ident;
  12 struct token;
  13 struct symbol;
  14 struct symbol_list;
  15 struct statement;
  16 struct statement_list;
  17
  18 struct token *skip_to(struct token *, int);
  19 struct token *expect(struct token *, int, const char *);
  20 extern void warn(struct token *, const char *, ...);
  21 extern void error(struct token *, const char *, ...);
  22
  23 #define __DECLARE_ALLOCATOR(type, x)            \
  24         extern type *__alloc_##x(int);          \
  25         extern void show_##x##_alloc(void);     \
  26         extern void clear_##x##_alloc(void);
  27 #define DECLARE_ALLOCATOR(x) __DECLARE_ALLOCATOR(struct x, x)
  28
  29 DECLARE_ALLOCATOR(ident);
  30 DECLARE_ALLOCATOR(token);
  31 DECLARE_ALLOCATOR(symbol);
  32 DECLARE_ALLOCATOR(expression);
  33 DECLARE_ALLOCATOR(statement);
  34 DECLARE_ALLOCATOR(string);
  35 __DECLARE_ALLOCATOR(void, bytes);
  36
  37 #define LIST_NODE_NR (29)
  38
  39 struct ptr_list {
  40         int nr;
  41         struct ptr_list *prev;
  42         struct ptr_list *next;
  43         void *list[LIST_NODE_NR];
  44 };
  45
  46 #define ITERATE_FIRST 1
  47 #define ITERATE_LAST 2
  48 void iterate(struct ptr_list *,void (*callback)(void *, void *, int), void*);
  49 extern void add_ptr_list(struct ptr_list **, void *);
  50
  51 static inline void add_symbol(struct symbol_list **list, struct symbol *sym)
  52 {
  53         add_ptr_list((struct ptr_list **)list, sym);
  54 }
  55
  56 static inline void add_statement(struct statement_list **list, struct statement *stmt)
  57 {
  58         add_ptr_list((struct ptr_list **)list, stmt);
  59 }
  60
  61 static inline void symbol_iterate(struct symbol_list *list, void (*callback)(struct symbol *, void *, int), void *data)
  62 {
  63         iterate((struct ptr_list *)list, (void (*)(void *, void *, int))callback, data);
  64 }
  65
  66 static inline void statement_iterate(struct statement_list *list, void (*callback)(struct statement *, void *, int), void *data)
  67 {
  68         iterate((struct ptr_list *)list, (void (*)(void *, void *, int))callback, data);
  69 }
  70
  71 #endif