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50 lines
1.6 KiB
50 lines
1.6 KiB
/* $IdPath$ |
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* Symbol table handling header file |
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* |
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* Copyright (C) 2001 Michael Urman |
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* |
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* This file is part of YASM. |
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* |
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* YASM is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* YASM is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef YASM_SYMREC_H |
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#define YASM_SYMREC_H |
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typedef enum { |
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SYM_NOSTATUS = 0, |
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SYM_USED = 1 << 0, /* for using variables before declared */ |
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SYM_DECLARED = 1 << 1, /* once it's been declared */ |
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SYM_VALUED = 1 << 2 /* once its value has been determined */ |
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} SymStatus; |
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typedef enum { |
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SYM_CONSTANT, /* for EQU defined symbols */ |
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SYM_LABEL /* for labels */ |
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} SymType; |
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typedef struct symrec_s { |
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char *name; |
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SymType type; |
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SymStatus status; |
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char *filename; /* file and line */ |
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int line; /* symbol was first declared or used on */ |
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double value; |
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} symrec; |
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symrec *symrec_use(char *name, SymType type); |
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symrec *symrec_define(char *name, SymType type); |
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void symrec_foreach(int (*func) (char *name, symrec *rec)); |
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#endif
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