/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ms_env.c                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tmaze <tmaze@student.42.fr>                +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/09/20 11:43:53 by tmaze             #+#    #+#             */
/*   Updated: 2019/09/20 15:32:46 by tmaze            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

void	lstdelenvelem(void *content, size_t size)
{
	size = 0;
	ft_strdel(&(((char**)content)[1]));
	ft_strdel(&(((char**)content)[0]));
	ft_memdel(&content);
}

t_list	*env2lst(char **env)
{
	t_list	*ret;
	t_list	*new;
	int		i;

	i = 0;
	ret = NULL;
	while (env[i])
	{
		if ((new = (t_list*)ft_memalloc(sizeof(t_list))) == NULL
			|| (new->content = ft_strsplit(env[i], '=')) == NULL
			|| ft_lstaddend(&ret, new) == NULL)
		{
			ft_lstdel(&ret, &lstdelenvelem);
			return (NULL);
		}
		i++;
	}
	return (ret);
}

t_list	*env_cpy(t_list *env)
{
	t_list	*it;
	t_list	*new;
	t_list	*cpy;
	int		i;

	it = env;
	cpy = NULL;
	while (it)
	{
		while (((char**)it->content)[i])
			i++;
		i++;
		if ((new = (t_list*)ft_memalloc(sizeof(t_list))) == NULL
			|| (new->content = ft_memalloc(sizeof(char*)) * i) == NULL)
		{
			ft_lstdelenvelem(new->content, 0);
			ft_memdel(&new);
			ft_lstdel(&cpy, &lstdelenvelem);
			return (NULL);
		}
		i = 0;
		while (((char**)it->content)[i])
		{
			if ((((char**)new->content)[i]
				 = ft_strdup(((char**)it->content)[i])) == NULL)
			{
				ft_lstdelenvelem(new->content, 0);
				ft_memdel(&new);
				ft_lstdel(&cpy, &lstdelenvelem);
				return (NULL);
			}
		}
		((char**)new->content)[i] = NULL;
		if (lst_addend(&cpy, new) == NULL)
		{
			ft_lstdelenvelem(new->content, 0);
			ft_lstdel(&cpy, &lstdelenvelem);
			return (NULL);
		}
	}
}