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f7d4d87a | 1 | /* Definitions for symtab.c and callers, part of bison, |
340ef489 | 2 | Copyright (C) 1984, 1989, 1992, 2000 Free Software Foundation, Inc. |
f7d4d87a | 3 | |
340ef489 | 4 | This file is part of Bison, the GNU Compiler Compiler. |
f7d4d87a | 5 | |
340ef489 AD |
6 | Bison is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
f7d4d87a | 10 | |
340ef489 AD |
11 | Bison is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
f7d4d87a | 15 | |
340ef489 AD |
16 | You should have received a copy of the GNU General Public License |
17 | along with Bison; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
f7d4d87a | 20 | |
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21 | #ifndef SYMTAB_H_ |
22 | # define SYMTAB_H_ | |
f7d4d87a DM |
23 | |
24 | #define TABSIZE 1009 | |
25 | ||
f7d4d87a DM |
26 | /* symbol classes */ |
27 | ||
28 | #define SUNKNOWN 0 | |
340ef489 AD |
29 | #define STOKEN 1 /* terminal symbol */ |
30 | #define SNTERM 2 /* non-terminal */ | |
31 | ||
32 | #define SALIAS -9991 /* for symbol generated with an alias */ | |
33 | ||
34 | typedef struct bucket | |
35 | { | |
36 | struct bucket *link; | |
37 | struct bucket *next; | |
38 | char *tag; | |
39 | char *type_name; | |
40 | short value; | |
41 | short prec; | |
42 | short assoc; | |
43 | short user_token_number; | |
44 | /* special value SALIAS in the identifier half of the | |
45 | identifier-symbol pair for an alias */ | |
46 | struct bucket *alias; | |
47 | /* points to the other in the identifier-symbol pair for an alias */ | |
48 | char class; | |
49 | } | |
50 | bucket; | |
f7d4d87a DM |
51 | |
52 | ||
f7d4d87a DM |
53 | extern bucket *firstsymbol; |
54 | ||
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55 | bucket *getsym PARAMS ((const char *)); |
56 | ||
57 | void tabinit PARAMS ((void)); | |
58 | void free_symtab PARAMS ((void)); | |
59 | ||
60 | #endif /* !SYMTAB_H_ */ |