ordered-set.h

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/*
 * The MIT License (MIT)
 *
 * Copyright © 2015-2016 Franklin "Snaipe" Mathieu <http://snai.pe/>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#ifndef CRITERION_ORDERED_SET_H_
#define CRITERION_ORDERED_SET_H_
 
#include "../types.h"
 
typedef int (*f_criterion_cmp)(void *, void *);
 
struct criterion_ordered_set {
    struct criterion_ordered_set_node *first;
    size_t size;
    f_criterion_cmp cmp;
    void(*const dtor)(void *, void *);
};
 
struct criterion_ordered_set_node {
    struct criterion_ordered_set_node *next;
};
 
CR_BEGIN_C_API
 
CR_API struct criterion_ordered_set *new_ordered_set(f_criterion_cmp cmp,
        void (*dtor)(void *, void *));
 
CR_API void *insert_ordered_set(struct criterion_ordered_set *l,
        void *ptr,
        size_t size);
 
CR_END_C_API
 
#define FOREACH_SET(Elt, Set)                                               \
    for (struct criterion_ordered_set_node *n = Set->first; n; n = n->next) \
        for (int cond = 1; cond;)                                           \
            for (Elt = (void *) (n + 1); cond && (cond = 0, 1);)
 
#endif /* !CRITERION_ORDERED_SET_H_ */