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destroy_matrix.c
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destroy_matrix.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* destroy_matrix.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ojustine <ojustine@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/10/31 15:17:01 by ojustine #+# #+# */
/* Updated: 2019/10/31 17:13:40 by ojustine ### ########.fr */
/* */
/* ************************************************************************** */
#include "fillit.h"
/*
** Frees all memory allocated for the matrix structures.
*/
void destroy_matrix(t_row *root, t_col **cols, int size)
{
t_row *to_free_row;
t_row *last_row;
t_node *to_free_node;
int i;
last_row = root->up;
while (root != last_row)
{
to_free_row = root;
root = root->down;
free(to_free_row);
}
free(root);
i = -1;
while (++i < size * size)
{
while (cols[i]->length--)
{
to_free_node = cols[i]->head;
cols[i]->head = cols[i]->head->down;
free(to_free_node);
}
free(cols[i]);
}
free(cols);
}