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/* -*-c-*- ---------------- xmix_eval.h :
* Definition of opaque types in mix_eval.h
* ------------------------------------------------------------------
* Copyright (C) 2000, 2007 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef XMIX_EVAL_H
#define XMIX_EVAL_H
#include "mix_eval.h"
/* the evaluator type */
struct mix_eval_t
{
mix_symbol_table_t *table; /* symbol table */
gboolean towner; /* true if owns the table */
mix_eval_result_t result; /* last evaluation result */
gint errpos; /* location of last error */
mix_word_t value; /* last computed value */
};
/* flex scanner data/result struct */
typedef struct mix_eval_data_
{
gchar *expr;
const mix_symbol_table_t *table;
mix_word_t value;
mix_short_t loc;
gint errpos;
} mix_eval_data_;
/* flex scanner prototype */
extern
mix_eval_result_t mix_eval_expr (mix_eval_data_ *data);
#endif /* XMIX_EVAL_H */
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