fix empty var

lexer_2.c

@@ -6,7 +6,7 @@
 /*   By: mea <mea@student.42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/05/16 07:53:17 by narnaud           #+#    #+#             */
-/*   Updated: 2022/05/17 15:41:41 by mea              ###   ########.fr       */
+/*   Updated: 2022/05/18 14:44:03 by narnaud@stude    ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -73,7 +73,13 @@ char	*get_var_value(t_datas *datas, char *line, int name_len)
 	{
 		env = ft_split(datas->envp[i], '=');
 		if (!ft_strncmp(name, env[0], name_len + 1))
-			value = (free(env[0]), env[1]);
+		{
+			if (env[1])
+				value =  env[1];
+			else
+				value = ft_strdup("");
+			free(env[0]);
+		}
 		else if (++i)
 			ft_free_split(env);
 	}