diff --git a/srcs/built_in/cd.c b/srcs/built_in/cd.c
index 21a7424..127c681 100644
--- a/srcs/built_in/cd.c
+++ b/srcs/built_in/cd.c
@@ -6,35 +6,12 @@
 /*   By: apommier <apommier@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/03/21 18:30:26 by sadjigui          #+#    #+#             */
-/*   Updated: 2022/04/15 02:44:25 by apommier         ###   ########.fr       */
+/*   Updated: 2022/04/17 10:05:05 by apommier         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "../../includes/minishell.h"
 
-void	ft_ls(char *input)
-{
-	int	i;
-
-	DIR *dir;
-	struct dirent *sd;
-
-	i = ft_strlen("ls");
-	while (input[i] && input[i] != ' ')
-		i++;
-	dir = opendir(".");
-	if (dir == NULL)
-	{
-		printf("stop\n");
-		return ;
-	}
-	while ((sd=readdir(dir)) != NULL)
-	{
-		printf(" >> %s\n", sd->d_name);
-	}
-	closedir(dir);
-}
-
 void	del_one(t_s_cmd *cmd)
 {
 	int	i;
@@ -76,6 +53,7 @@ void	add_one(t_s_cmd *cmd)
 
 	i = find_it(cmd->big_cmd->env, "PWD");
 	str = getcwd(p, sizeof(p));
+	free(cmd->big_cmd->env[i]);
 	cmd->big_cmd->env[i] = ft_strjoin("PWD=", p);
 }
 
@@ -90,6 +68,7 @@ void	change_path(t_s_cmd *cmd)
 	{
 		pwd = find_it(cmd->big_cmd->env, "PWD");
 		old = find_it(cmd->big_cmd->env, "OLDPWD");
+		free(cmd->big_cmd->env[old]);
 		cmd->big_cmd->env[old] = ft_strjoin("OLD", cmd->big_cmd->env[pwd]);
 		// old = 0;
 		// while (tab[old])
diff --git a/srcs/main.c b/srcs/main.c
index 1d48e8e..3d83bd4 100644
--- a/srcs/main.c
+++ b/srcs/main.c
@@ -6,7 +6,7 @@
 /*   By: apommier <apommier@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/03/06 13:27:11 by apommier          #+#    #+#             */
-/*   Updated: 2022/04/17 02:13:41 by apommier         ###   ########.fr       */
+/*   Updated: 2022/04/17 19:26:30 by apommier         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -26,7 +26,7 @@ void	sig_quit(int num)
 {
 	num = 0;
 	ft_putstr_fd("\b \b\b \b", 1);
-	//printf("quit num= %d\n", num);
+	printf("quit num= %d\n", num);
 	//exit(0);
 }
 
@@ -62,7 +62,10 @@ void	print_prompt(char **path)
 	{
 		input = readline("\033[1;31m~$ \033[0m");
 		if (!input)
+		{
+			free_double(path);
 			exit_shell(cmd, 0);
+		}
 		add_history(input);	
 		/*if (!ft_strcmp("exit", input) && input)
 		{
@@ -81,8 +84,8 @@ void	print_prompt(char **path)
 				err_var = cmd->err_var;
 				
 				path = ft_dup_double(cmd->env);
-				//cmd = 0;
 				free_cmd(cmd);
+				cmd = 0;
 			}
 			else
 				ft_putstr_fd("Minishell: error while parsing command\n", 2);
@@ -109,7 +112,7 @@ int	main(int ac, char **av, char **path)
 	}
 	printf("---MINISHELL  START---\n"); 
 	signal(SIGINT, crtl_c);
-	signal(SIGQUIT, sig_quit);
+	 
 	print_prompt(env);
 	return (0);
 }
\ No newline at end of file
diff --git a/srcs/set_cmd/free_cmd.c b/srcs/set_cmd/free_cmd.c
index f889133..67c86eb 100644
--- a/srcs/set_cmd/free_cmd.c
+++ b/srcs/set_cmd/free_cmd.c
@@ -6,7 +6,7 @@
 /*   By: apommier <apommier@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/03/09 12:33:30 by apommier          #+#    #+#             */
-/*   Updated: 2022/04/17 02:11:56 by apommier         ###   ########.fr       */
+/*   Updated: 2022/04/17 11:05:04 by apommier         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -19,6 +19,8 @@ void exit_shell(t_cmd *cmd, int ret)
 	i = 0;
 	//if (cmd)
 	//	free_double(cmd->env);
+	if (!cmd)
+		exit(ret);
 	if (cmd->tmpin != -1)
 	{
 		dup2(cmd->tmpin, 0);
diff --git a/srcs/set_redirection/redirection.c b/srcs/set_redirection/redirection.c
index fee0dfe..283386b 100644
--- a/srcs/set_redirection/redirection.c
+++ b/srcs/set_redirection/redirection.c
@@ -6,7 +6,7 @@
 /*   By: apommier <apommier@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/03/09 15:18:58 by apommier          #+#    #+#             */
-/*   Updated: 2022/04/16 11:03:41 by apommier         ###   ########.fr       */
+/*   Updated: 2022/04/17 10:25:03 by apommier         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */