/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   cmd_unsetenv.c                                     :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tmaze <tmaze@student.42.fr>                +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/09/20 14:42:01 by tmaze             #+#    #+#             */
/*   Updated: 2019/10/17 10:58:23 by tmaze            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

int	cmd_unsetenv(char **argv, t_env **env)
{
	t_env	**it;
	t_env	*tmp;

	it = env;
	if (!argv[1])
	{
		ft_printf("usage: unsetenv [KEY]\n");
		return (1);
	}
	while (*it)
	{
		if (ft_strequ((*it)->key, argv[1]))
		{
			tmp = *it;
			*it = tmp->next;
			lstdelelem(&tmp);
			return (0);
		}
		it = &((*it)->next);
	}
	ft_printf("Entry %s not found\n", argv[1]);
	return (1);
}