/*
 * p2d_free.c - Deallocate polygons
 *
 * Written 2012 by Werner Almesberger
 * Copyright 2012 Werner Almesberger
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 */


#include <stdlib.h>

#include "poly2d.h"


void p2d_free(struct p2d *p)
{
	struct v2d *v, *next;

	v = p->v;
	while (v) {
		next = v->next;
		free(v);
		v = next;
		if (v == p->v)
			break;
	}
	free(p);
}


void p2d_free_all(struct p2d *p)
{
	struct p2d *next;

	while (p) {
		next = p->next;
		p2d_free(p);
		p = next;
	}
}