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/* -*-c-*- ---------------- mix_predicate_list.h :
* A list of predicates.
* ------------------------------------------------------------------
* Last change: Time-stamp: <01/07/18 23:02:40 jao>
* ------------------------------------------------------------------
* Copyright (C) 2001 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 2 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 MIX_PREDICATE_LIST_H
#define MIX_PREDICATE_LIST_H
#include "mix.h"
#include "mix_vm.h"
#include "mix_predicate.h"
/* the predicate list type */
typedef struct mix_predicate_list_t mix_predicate_list_t;
/* create/destroy a list of predicates */
extern mix_predicate_list_t *
mix_predicate_list_new (const mix_vm_t *vm);
extern void
mix_predicate_list_delete (mix_predicate_list_t *list);
/* evaluate the predicate list */
extern gboolean
mix_predicate_list_eval (mix_predicate_list_t *list);
extern const mix_predicate_t *
mix_predicate_list_last_true_eval (const mix_predicate_list_t *list);
#define mix_predicate_list_last_true_eval_type(list) \
mix_predicate_get_type (mix_predicate_list_last_true_eval (list))
/* add/remove predicates to the list */
extern void
mix_predicate_list_add (mix_predicate_list_t *list, mix_predicate_t *predicate);
extern gboolean
mix_predicate_list_remove (mix_predicate_list_t *list,
mix_predicate_t *predicate);
extern void
mix_predicate_list_clear (mix_predicate_list_t *list);
#endif /* MIX_PREDICATE_LIST_H */
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