2 * hash.h -- define hash table entries, sizes, hash function...
4 * $Id: hash.h,v 1.2 95/06/15 18:06:57 parrt Exp $
9 * We reserve no LEGAL rights to the Purdue Compiler Construction Tool
10 * Set (PCCTS) -- PCCTS is in the public domain. An individual or
11 * company may do whatever they wish with source code distributed with
12 * PCCTS or the code generated by PCCTS, including the incorporation of
13 * PCCTS, or its output, into commerical software.
15 * We encourage users to develop software with PCCTS. However, we do ask
16 * that credit is given to us for developing PCCTS. By "credit",
17 * we mean that if you incorporate our source code into one of your
18 * programs (commercial product, research project, or otherwise) that you
19 * acknowledge this fact somewhere in the documentation, research report,
20 * etc... If you like PCCTS and have developed a nice tool with the
21 * output, please mention that you developed it using PCCTS. In
22 * addition, we ask that this header remain intact in our source code.
23 * As long as these guidelines are kept, we expect to continue enhancing
24 * this system and expect to make other tools available as they are
29 * Parr Research Corporation
30 * with Purdue University and AHPCRC, University of Minnesota
34 /* H a s h T a b l e S t u f f */
37 #define HashTableSize 553
40 #define StrTableSize 1000000
43 typedef struct _entry { /* Minimum hash table entry -- superclass */
48 /* Hash 's' using 'size', place into h (s is modified) */
49 #define Hash(s,h,size) \
50 {while ( *s != '\0' ) h = (h<<1) + *s++; \
54 Entry *hash_get(Entry **, char *),
56 *hash_add(Entry **, char *, Entry *);
58 void killHashTable(Entry **);
61 Entry *hash_get(), **newHashTable(), *hash_add();