hash.h

   1 /*
   2  * Copyright 1993, 1995 Christopher Seiwald.
   3  *
   4  * This file is part of Jam - see jam.c for Copyright information.
   5  */
   6
   7 /*
   8  * hash.h - simple in-memory hashing routines
   9  *
  10  * 11/04/02 (seiwald) - const-ing for string literals
  11  */
  12
  13 typedef struct hashdata HASHDATA;
  14
  15 struct hash *hashinit (int datalen, const char *name);
  16 int hashitem (struct hash *hp, HASHDATA **data, int enter);
  17 void hashdone (struct hash *hp);
  18
  19 # define  hashenter( hp, data ) !hashitem( hp, data, !0 )
  20 # define  hashcheck( hp, data ) hashitem( hp, data, 0 )