/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_envupdate.c                                     :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tmaze <tmaze@student.42.fr>                +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/12/05 19:10:38 by tmaze             #+#    #+#             */
/*   Updated: 2019/12/05 19:10:52 by tmaze            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_envupdate(char *key, t_env *env, char *val)
{
	t_env	*elem;
	char	*new;

	new = NULL;
	if ((elem = ft_envgetelem(key, env)) != NULL)
		if ((new = ft_strdup(val)) != NULL)
		{
			ft_strdel(&elem->val);
			elem->val = new;
		}
	return (new);
}