array_utils.c

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   array_utils.c                                      :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: unite <marvin@42.fr>                       +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/07/18 23:26:57 by unite             #+#    #+#             */
/*   Updated: 2020/09/07 21:42:41 by unite            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 
#include "array.h"
 
void    array_grow(t_array *array)
{
    void    **arr;
    size_t  i;
 
    arr = ds_xmalloc(sizeof(void *) * array->capacity * 2);
    i = 0;
    while (i < array->size)
    {
        arr[i] = array->arr[i];
        i++;
    }
    array->capacity = array->capacity * 2;
    free(array->arr);
    array->arr = arr;
}
 
void    array_shrink(t_array *array)
{
    void    **arr;
    size_t  i;
 
    arr = ds_xmalloc(sizeof(void *) * array->size * 2);
    i = 0;
    while (i < array->size)
    {
        arr[i] = array->arr[i];
        i++;
    }
    array->capacity = array->size * 2;
    free(array->arr);
    array->arr = arr;
}