37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
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/* -*- mode: c; style: linux -*- */
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/* expr.h
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* Copyright (C) 2000 Helix Code, Inc.
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*
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* Written by Bradford Hovinen (hovinen@helixcode.com)
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*
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* This program 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, or (at your option)
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* any later version.
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*
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* This program 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
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* 02111-1307, USA.
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*/
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#ifndef __EXPR_H
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#define __EXPR_H
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#include <glib.h>
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#define SYMBOL_AND ((gpointer) -1)
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#define SYMBOL_OR ((gpointer) -2)
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#define SYMBOL_NOT ((gpointer) -3)
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gboolean parse_sentence (gchar *sentence, GScanner *scanner);
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gdouble parse_expr (gchar *expr, gdouble var);
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#endif /* __EXPR_H */
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