diff --git a/libft/Makefile b/libft/Makefile
index 64fef351..b6ff4664 100644
--- a/libft/Makefile
+++ b/libft/Makefile
@@ -66,6 +66,7 @@ ft_printf/ft_printf.c\
 ft_printf/ft_printf_color.c\
 ft_printf/ft_printf_parse.c\
 ft_printf/ft_transform.c\
+ft_printf/ft_vprintf.c\
 ft_printf/lib_fmt.c\
 ft_printf/lib_fmt_error.c\
 ft_printf/lib_pad.c\
@@ -78,7 +79,6 @@ lst/ft_lst_cfree.c\
 lst/ft_lst_delif.c\
 lst/ft_lst_delsub.c\
 lst/ft_lst_filter.c\
-lst/ft_lst_filterout.c\
 lst/ft_lst_find.c\
 lst/ft_lst_merge.c\
 lst/ft_lst_order_delsub.c\
@@ -102,6 +102,7 @@ lst/ft_lstnew_range.c\
 lst/ft_lstsort.c\
 lst/pop.c\
 lst/push.c\
+lst/top.c\
 math/ft_addrcmp.c\
 math/ft_ilen.c\
 math/ft_ilen_base.c\
@@ -115,6 +116,7 @@ math/ft_uitoa_base.c\
 math/ft_ulltoa_base.c\
 math/id.c\
 mem/ft_bzero.c\
+mem/ft_malloc.c\
 mem/ft_memalloc.c\
 mem/ft_memccpy.c\
 mem/ft_memchr.c\
@@ -134,6 +136,7 @@ sstr/ft_sstrcat.c\
 sstr/ft_sstrdel.c\
 sstr/ft_sstrdup.c\
 sstr/ft_sstrfree.c\
+sstr/ft_sstrmerge.c\
 sstr/ft_sstrprint.c\
 sstr/ft_sstrprint_fd.c\
 sstr/ft_sstrsort.c\
@@ -183,10 +186,14 @@ str/ft_strstr.c\
 str/ft_strsub.c\
 str/ft_strtok.c\
 str/ft_strtrim.c\
+sys/create_directory.c\
 sys/dup2_close.c\
+sys/fd_replace.c\
 sys/ft_getenv.c\
 sys/ft_xattr_count.c\
 sys/ft_xattr_print.c\
+sys/is_directory.c\
+sys/open_access.c\
 time/ft_mytime_free.c\
 time/ft_mytime_get.c\
 time/ft_time_isrecent.c
diff --git a/libft/includes/cliopts.h b/libft/includes/cliopts.h
index f70f2345..9ea82890 100644
--- a/libft/includes/cliopts.h
+++ b/libft/includes/cliopts.h
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/14 20:22:56 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 15:25:54 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 14:59:53 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -20,7 +20,7 @@ typedef struct s_cliopts		t_cliopts;
 typedef struct s_data_template	t_data_template;
 typedef long long				t_flag;
 
-struct		s_cliopts
+struct	s_cliopts
 {
 	char	c;
 	char	*str;
@@ -30,14 +30,15 @@ struct		s_cliopts
 	int		arg_required:1;
 };
 
-struct		s_data_template
+struct	s_data_template
 {
 	t_flag	flag;
 	char	**av_data;
 };
 
-int			cliopts_get(char **av, t_cliopts opt_map[], void *data);
+int		cliopts_get(char **av, t_cliopts opt_map[], void *data);
 t_cliopts	*cliopts_getmap_long(t_cliopts opt_map[], char *arg);
 t_cliopts	*cliopts_getmap_short(t_cliopts opt_map[], char arg);
+int		cliopts_has(char **av, char c);
 
 #endif
diff --git a/libft/includes/error.h b/libft/includes/error.h
index 5138dade..5ea206a9 100644
--- a/libft/includes/error.h
+++ b/libft/includes/error.h
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/14 15:34:21 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 15:35:02 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 01:53:21 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,21 +16,26 @@
 # include "libft.h"
 # include <stdarg.h>
 
-# define DG_PROTO			"{inv}{ran}%5i{yel}%21s {bol}{blu}%-3d{eoc}"
-# define DG_ARGS			getpid(), getpid(), ft_path_notdir(__FILE__), __LINE__
-# define DG(s, ...)			ft_dprintf(STDBUG, DG_PROTO s "{eoc}\n", DG_ARGS, ##__VA_ARGS__)
+# define DG_MSG		"{inv}{ran}%5i{yel}%21s {bol}{blu}%-3d{eoc}"
+# define DG_ARGS	getpid(), getpid(), ft_path_notdir(__FILE__), __LINE__
+# define DG(s, ...)	ft_dprintf(STDBUG,DG_MSG s "{eoc}\n",DG_ARGS,##__VA_ARGS__)
 
-# define ERR_PROTO(s, ...)	"{red}%s: " s "{eoc}\n", PROGNAME, ##__VA_ARGS__
+# define ERR_PROTO(u, m)	"{red}%s: %s{eoc}\n", u, m
+# define ERR_MSG(u, m)		ft_dprintf(2, ERR_PROTO(u, m))
 # define ERR_SET(n, ...)	error_set(n, ##__VA_ARGS__)
 # define ERRMSG_MAX_SIZE	150
 
-enum e_errors
+enum	e_errors
 {
 	E_NOERR,
 	E_CO_INV,
 	E_CO_INVL,
+	E_CO_MULT,
 	E_CO_MISS,
 	E_CO_MISSL,
+	E_SYS_NOFILE,
+	E_SYS_ISDIR,
+	E_SYS_NOPERM,
 	E_MAX,
 };
 
@@ -40,6 +45,6 @@ extern int	g_errnum;
 extern char	**g_argv;
 
 int		error_set(int n, ...);
-int		ft_perror(void);
+int		ft_perror(char *utility);
 
 #endif
diff --git a/libft/includes/ft_printf.h b/libft/includes/ft_printf.h
index 4f6d169d..e9299538 100644
--- a/libft/includes/ft_printf.h
+++ b/libft/includes/ft_printf.h
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:22:54 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/14 18:07:10 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/20 09:23:06 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -42,6 +42,7 @@ struct	s_fmt
 	char	conversion;
 	int		valid;
 	t_conv	conv;
+
 };
 
 int		ft_vdprintf(int fd, const char *format, va_list ap);
diff --git a/libft/includes/types.h b/libft/includes/ft_types.h
similarity index 73%
rename from libft/includes/types.h
rename to libft/includes/ft_types.h
index 45f81361..a8f001cc 100644
--- a/libft/includes/types.h
+++ b/libft/includes/ft_types.h
@@ -1,22 +1,22 @@
 /* ************************************************************************** */
 /*                                                                            */
 /*                                                        :::      ::::::::   */
-/*   types.h                                            :+:      :+:    :+:   */
+/*   ft_types.h                                         :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2017/03/28 10:57:17 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/28 10:57:34 by jhalford         ###   ########.fr       */
+/*   Created: 2017/03/25 01:56:58 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/25 02:02:06 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#ifndef TYPES_H
-# define TYPES_H
+#ifndef FT_TYPES_H
+# define FT_TYPES_H
 
 typedef struct s_stos	t_stos;
 typedef struct s_stof	t_stof;
 typedef struct s_itof	t_itof;
-typedef long long		t_type;
-typedef long long		t_flag;
+typedef long long int	t_flag;
+typedef long long int	t_type;
 
 #endif
diff --git a/libft/includes/libft.h b/libft/includes/libft.h
index 7daf9464..dbecfc8c 100644
--- a/libft/includes/libft.h
+++ b/libft/includes/libft.h
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:49:04 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/28 10:58:15 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 01:56:46 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,14 +14,13 @@
 # define LIBFT_H
 
 # include <string.h>
+# include <errno.h>
 # include <unistd.h>
 # include <stdio.h>
 # include <stdlib.h>
 # include <time.h>
-# include <sys/xattr.h>
-# include <sys/acl.h>
 
-# include "types.h"
+# include "ft_types.h"
 # include "error.h"
 # include "color.h"
 # include "cliopts.h"
@@ -61,6 +60,7 @@ int		ft_vdprintf(int fd, const char *format, va_list ap);
 int		ft_asprintf(char **ret, const char *format, ...);
 int		ft_vasprintf(char **ret, const char *format, va_list ap);
 
+void	*ft_malloc(size_t size);
 void	*ft_memset(void *b, int c, size_t len);
 void	ft_bzero(void *s, size_t n);
 void	*ft_memcpy(void *dst, const void *src, size_t n);
diff --git a/libft/includes/lst.h b/libft/includes/lst.h
index 4b5eb5c0..2b6a9e24 100644
--- a/libft/includes/lst.h
+++ b/libft/includes/lst.h
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:27:46 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/28 20:34:27 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/24 20:09:05 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -26,12 +26,13 @@ typedef struct s_list	t_list;
 
 int		pop(t_list **lst);
 t_list	*push(t_list **stack, int elem);
+int		top(t_list *top);
 
 t_list	*ft_lstnew(void const *content, size_t content_size);
 void	ft_lstdel(t_list **alst, void (*del)(void *, size_t));
 void	ft_lstdelone(t_list **alst, void (*del)(void *, size_t));
 void	ft_lstadd(t_list **alst, t_list *new);
-int		ft_lstiter(t_list *lst, int (*f)(), void *data);
+int		ft_lstiter(t_list *lst, int (*f)());
 t_list	*ft_lstmap(t_list *lst, void *(*f)(void *));
 
 t_list	*ft_lstnew_range(int a, int b);
@@ -75,11 +76,6 @@ t_list	*ft_lst_find(
 t_list	*ft_lstpop(t_list **lst);
 void	ft_lst_merge(t_list **begin_list1, t_list *begin_list2);
 void	ft_lst_reverse(t_list **begin_list);
-void	ft_lst_filterout(
-		t_list **alst,
-		void *data_ref,
-		int (*cmp)(),
-		void (*del)(void *, size_t));
 
 int		ft_diff(void *a, void *b);
 t_list	*ft_id(t_list *a);
diff --git a/libft/includes/math.h b/libft/includes/math.h
index 6b372f7d..2a54ae68 100644
--- a/libft/includes/math.h
+++ b/libft/includes/math.h
@@ -1,11 +1,12 @@
-/* ************************************************************************** */ /*                                                                            */
+/* ************************************************************************** */
+/*                                                                            */
 /*                                                        :::      ::::::::   */
 /*   math.h                                             :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2017/02/18 13:19:12 by jhalford          #+#    #+#             */
-/*   Updated: 2017/02/18 13:19:57 by jhalford         ###   ########.fr       */
+/*   Created: 2017/03/20 15:41:59 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/20 15:42:13 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/includes/sstr.h b/libft/includes/sstr.h
index ac65cd02..b1f10bc2 100644
--- a/libft/includes/sstr.h
+++ b/libft/includes/sstr.h
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/02/18 13:16:25 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/07 11:35:11 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/24 17:46:36 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,6 +18,7 @@ void	ft_sstrsort(char **list, int (*cmp)());
 void	ft_sstrprint(char **list, char sep);
 void	ft_sstrprint_fd(int fd, char **list, char sep);
 char	**ft_sstrdup(char **list);
+char	**ft_sstrmerge(char **s1, char **s2);
 void	ft_sstrdel(char **sstr, int index);
 void	ft_sstrfree(char **sstr);
 char	*ft_sstrcat(char **sstr, char sep);
diff --git a/libft/includes/sys.h b/libft/includes/sys.h
index 3d883032..b3c42e22 100644
--- a/libft/includes/sys.h
+++ b/libft/includes/sys.h
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/14 17:24:23 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/14 17:24:24 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 15:12:52 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -19,12 +19,25 @@
 # define STDERR			STDERR_FILENO
 # define STDBUG			3
 
+# define PIPE_READ		0
+# define PIPE_WRITE		1
+
 # include <sys/types.h>
 # include <sys/xattr.h>
+# include <sys/acl.h>
+# include <sys/stat.h>
+# include <fcntl.h>
 
 int		ft_xattr_print(char *path);
 int		ft_xattr_count(char *path);
+
 char	*ft_getenv(char **env, char *key);
+
+int		open_access(char *file, t_flag a_flag, t_flag o_flag, t_flag o_perm);
+int		is_directory(const char *path);
+char	*create_directory(const char *path, const char *old_pathnames);
+
 int		dup2_close(int fd1, int fd2);
+int		fd_replace(int fd1, int fd2);
 
 #endif
diff --git a/libft/srcs/btree/btree_create_node.c b/libft/srcs/btree/btree_create_node.c
index 53a90bf7..cc365537 100644
--- a/libft/srcs/btree/btree_create_node.c
+++ b/libft/srcs/btree/btree_create_node.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/08/16 13:43:51 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/08 00:35:44 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:50 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,7 +16,7 @@ t_btree	*btree_create_node(void const *item, size_t content_size)
 {
 	t_btree	*new;
 
-	if (!(new = (t_btree *)malloc(sizeof(t_btree))))
+	if (!(new = (t_btree *)ft_malloc(sizeof(t_btree))))
 		return (NULL);
 	new->left = 0;
 	new->right = 0;
diff --git a/libft/srcs/btree/btree_del.c b/libft/srcs/btree/btree_del.c
index f9abecb6..8b72f78a 100644
--- a/libft/srcs/btree/btree_del.c
+++ b/libft/srcs/btree/btree_del.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/05 11:43:03 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/05 11:53:24 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 19:43:51 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/btree/btree_map.c b/libft/srcs/btree/btree_map.c
index b7751156..47b92852 100644
--- a/libft/srcs/btree/btree_map.c
+++ b/libft/srcs/btree/btree_map.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   btree_map.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*   By: jhalford <jhalford@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/08 11:50:46 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/15 18:43:15 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/24 15:49:42 by gwojda           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,7 +18,9 @@ t_btree		*btree_map(t_btree *root, void *(*f)(void *))
 
 	if (!root)
 		return (NULL);
-	new = btree_create_node((*f)(root->item), root->content_size);
+	if (!(new = (t_btree *)ft_malloc(sizeof(*new))))
+		return (NULL);
+	new->item = (*f)(root->item);
 	new->left = btree_map(root->left, f);
 	new->right = btree_map(root->right, f);
 	return (new);
diff --git a/libft/srcs/btree/btree_print.c b/libft/srcs/btree/btree_print.c
index b7422a99..bc1961dc 100644
--- a/libft/srcs/btree/btree_print.c
+++ b/libft/srcs/btree/btree_print.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/14 18:06:24 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/06 20:10:51 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/20 21:06:28 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/cliopts/cliopts_get.c b/libft/srcs/cliopts/cliopts_get.c
index 59e5c224..05e8a3f8 100644
--- a/libft/srcs/cliopts/cliopts_get.c
+++ b/libft/srcs/cliopts/cliopts_get.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/14 20:04:04 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 16:37:04 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 15:00:35 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -75,7 +75,7 @@ static int			cliopts_parse_long(
 	if (map->get)
 	{
 		if (map->arg_required && !(tmp = check_required(av, NULL)))
-			return (ERR_SET(E_CO_MISSL, arg));
+			return (ERR_SET(E_CO_MISS, *arg));
 		if ((map->get)(tmp, data))
 			return (ERR_SET(E_CO_MISSL, arg));
 	}
diff --git a/libft/srcs/dlst/ft_dlstnew.c b/libft/srcs/dlst/ft_dlstnew.c
index f97ab6fb..411bffca 100644
--- a/libft/srcs/dlst/ft_dlstnew.c
+++ b/libft/srcs/dlst/ft_dlstnew.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:27:20 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/07 17:35:12 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:50 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,7 +18,7 @@ t_dlist	*ft_dlstnew(void const *content, size_t content_size)
 
 	if (!content)
 	{
-		new = malloc(sizeof(*new));
+		new = ft_malloc(sizeof(*new));
 		if (!new)
 			return (NULL);
 		new->content_size = 0;
@@ -26,7 +26,7 @@ t_dlist	*ft_dlstnew(void const *content, size_t content_size)
 	}
 	else
 	{
-		new = (t_dlist *)malloc(sizeof(*new));
+		new = (t_dlist *)ft_malloc(sizeof(*new));
 		if (!new)
 			return (NULL);
 		new->content_size = content_size;
diff --git a/libft/srcs/error/error.c b/libft/srcs/error/error.c
index 7f80f91c..6900c094 100644
--- a/libft/srcs/error/error.c
+++ b/libft/srcs/error/error.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   error.c                                            :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*   By: jhalford <jhalford@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/14 16:47:00 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 16:36:54 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 01:53:25 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,11 +14,15 @@
 
 char	g_error_msglist[E_MAX][ERRMSG_MAX_SIZE] =
 {
-	"no error",
+	"unknown error 0",
 	"invalid option -%c",
 	"invalid option --%s",
+	"option '%c' awaits argument(s): please don't combine",
 	"option '%c': missing argument",
 	"option '%s': missing argument",
+	"%s: no such file or directory",
+	"%s: Is a directory",
+	"%s: Permission denied",
 };
 
 int		g_errnum = 0;
@@ -36,8 +40,9 @@ int		error_set(int n, ...)
 	return (g_errnum);
 }
 
-int		ft_perror(void)
+int		ft_perror(char *utility)
 {
-	ft_dprintf(2, "{red}%s: %s{eoc}\n", g_argv[0], g_errmsg);
+	utility = utility ? utility : g_argv[0];
+	ERR_MSG(utility, g_errmsg);
 	return (g_errnum);
 }
diff --git a/libft/srcs/ft_printf/ft_conversion.c b/libft/srcs/ft_printf/ft_conversion.c
index 0a03d5c5..99f0cc08 100644
--- a/libft/srcs/ft_printf/ft_conversion.c
+++ b/libft/srcs/ft_printf/ft_conversion.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:31:48 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/11 13:14:19 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,7 +14,7 @@
 
 char	*ft_signed_conversion(t_fmt *fmt, va_list ap)
 {
-	char		base10[] = "0123456789";
+	static char	base10[] = "0123456789";
 	long long	arg;
 
 	arg = va_arg(ap, int);
@@ -48,7 +48,7 @@ char	*ft_char_conversion(t_fmt *fmt, va_list ap)
 	char	*ret;
 
 	(void)fmt;
-	ret = (char *)malloc(sizeof(char) + 1);
+	ret = (char *)ft_malloc(sizeof(char) + 1);
 	ret[0] = (char)va_arg(ap, int);
 	ret[1] = '\0';
 	return (ret);
@@ -61,7 +61,7 @@ char	*ft_str_conversion(t_fmt *fmt, va_list ap)
 	(void)fmt;
 	ret = va_arg(ap, char *);
 	if (ret == NULL)
-		return(ft_strdup("NULL"));
+		return (ft_strdup("NULL"));
 	ret = ft_strdup(ret);
 	if (fmt->precision && fmt->precision < (int)ft_strlen(ret))
 		ret[fmt->precision] = '\0';
diff --git a/libft/srcs/ft_printf/ft_printf.c b/libft/srcs/ft_printf/ft_printf.c
index fb813acd..d81e505b 100644
--- a/libft/srcs/ft_printf/ft_printf.c
+++ b/libft/srcs/ft_printf/ft_printf.c
@@ -6,25 +6,12 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:33:27 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/14 20:24:44 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:28:56 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "ft_printf.h"
 
-t_conv	g_convs[] =
-{
-	{'d', "0- +", "0123456789", &ft_signed_conversion, NULL},
-	{'i', "0- +", "0123456789", &ft_signed_conversion, NULL},
-	{'u', "0-", "0123456789", &ft_unsigned_conversion, NULL},
-	{'o', "#0-", "01234567", &ft_unsigned_conversion, &ft_pad_sharp_o},
-	{'x', "#0-", "0123456789abcdef", &ft_unsigned_conversion, &ft_pad_sharp_xb},
-	{'X', "#0-", "0123456789ABCDEF", &ft_unsigned_conversion, &ft_pad_sharp_xb},
-	{'b', "#0-", "01", &ft_unsigned_conversion, &ft_pad_sharp_xb},
-	{'s', "-", "", &ft_str_conversion, NULL},
-	{'c', "-", "", &ft_char_conversion, NULL},
-};
-
 int	ft_printf(const char *format, ...)
 {
 	va_list	ap;
@@ -44,64 +31,7 @@ int	ft_dprintf(int fd, const char *format, ...)
 int	ft_asprintf(char **ret, const char *format, ...)
 {
 	va_list	ap;
+
 	va_start(ap, format);
 	return (ft_vasprintf(ret, format, ap));
 }
-
-int	ft_vdprintf(int fd, const char *format, va_list ap)
-{
-	char	*ret;
-
-	ret = NULL;
-	if (ft_vasprintf(&ret, format, ap))
-		return (1);
-	ft_putstr_fd(ret, fd);
-	ft_strdel(&ret);
-	return (0);
-}
-
-int	ft_vasprintf(char **ret, const char *format, va_list ap)
-{
-	char	*str;
-	char	*tmp;
-	char	*final;
-
-	str = (char *)format;
-	final = ft_strnew(1);
-	while (*str)
-	{
-		tmp = final;
-		if (*str == '{')
-			ft_printf_color(&final, &str, ap);
-		else if (*str == '%')
-		{
-			if (ft_fmtcalc(&final, &str, ap))
-				return (1);
-		}
-		else
-			final = ft_strjoin(final, (char[]){*str++, 0});
-		ft_strdel(&tmp);
-	}
-	*ret = final;
-	return (0);
-}
-
-int	ft_fmtcalc(char **final, char **str, va_list ap)
-{
-	t_fmt	*fmt;
-	char	*transform;
-
-	*str += 1;
-	if (!(fmt = ft_printf_parse(str, ap)))
-		return (1);
-	if (!fmt->valid)
-		ft_strncat(*final, &fmt->conversion, 1);
-	else
-	{
-		transform = ft_transform(fmt, ap);
-		*final = ft_strjoin(*final, transform);
-		ft_strdel(&transform);
-	}
-	free(fmt);
-	return (0);
-}
diff --git a/libft/srcs/ft_printf/ft_printf_color.c b/libft/srcs/ft_printf/ft_printf_color.c
index d59547b4..85995f46 100644
--- a/libft/srcs/ft_printf/ft_printf_color.c
+++ b/libft/srcs/ft_printf/ft_printf_color.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/06 18:07:39 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/11 14:00:20 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/20 15:51:32 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -40,11 +40,10 @@ void	ft_printf_color(char **final, char **str, va_list ap)
 		*str += 5;
 		return ;
 	}
-	while(g_colors[i].key)
+	while (g_colors[i].key)
 	{
 		if (ft_strncmp(*str, g_colors[i].key, 5) == 0)
 		{
-			/* if (isatty(fd)) */
 			*final = ft_strjoin(*final, g_colors[i].val);
 			*str += 5;
 			return ;
diff --git a/libft/srcs/ft_printf/ft_printf_parse.c b/libft/srcs/ft_printf/ft_printf_parse.c
index 96108f0d..14797fbf 100644
--- a/libft/srcs/ft_printf/ft_printf_parse.c
+++ b/libft/srcs/ft_printf/ft_printf_parse.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:33:24 by jhalford          #+#    #+#             */
-/*   Updated: 2017/02/18 13:08:53 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/20 15:55:08 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -121,4 +121,3 @@ t_fmt		*ft_printf_parse(char **format, va_list ap)
 	fmt->valid = ft_fmt_validate_conv(fmt) ? 0 : 1;
 	return (fmt);
 }
-
diff --git a/libft/srcs/ft_printf/ft_transform.c b/libft/srcs/ft_printf/ft_transform.c
index 6651e619..67abd6e1 100644
--- a/libft/srcs/ft_printf/ft_transform.c
+++ b/libft/srcs/ft_printf/ft_transform.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:33:32 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/13 11:19:29 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/20 10:26:37 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/ft_printf/ft_vprintf.c b/libft/srcs/ft_printf/ft_vprintf.c
new file mode 100644
index 00000000..09ba322c
--- /dev/null
+++ b/libft/srcs/ft_printf/ft_vprintf.c
@@ -0,0 +1,85 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_vprintf.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jhalford@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/20 15:52:57 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/22 17:22:30 by gwojda           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+t_conv	g_convs[] =
+{
+	{'d', "0- +", "0123456789", &ft_signed_conversion, NULL},
+	{'i', "0- +", "0123456789", &ft_signed_conversion, NULL},
+	{'u', "0-", "0123456789", &ft_unsigned_conversion, NULL},
+	{'o', "#0-", "01234567", &ft_unsigned_conversion, &ft_pad_sharp_o},
+	{'x', "#0-", "0123456789abcdef", &ft_unsigned_conversion, &ft_pad_sharp_xb},
+	{'X', "#0-", "0123456789ABCDEF", &ft_unsigned_conversion, &ft_pad_sharp_xb},
+	{'b', "#0-", "01", &ft_unsigned_conversion, &ft_pad_sharp_xb},
+	{'s', "-", "", &ft_str_conversion, NULL},
+	{'c', "-", "", &ft_char_conversion, NULL},
+};
+
+int	ft_vdprintf(int fd, const char *format, va_list ap)
+{
+	char	*ret;
+	char	size;
+
+	ret = NULL;
+	size = ft_vasprintf(&ret, format, ap);
+	if (size != -1)
+		ft_putstr_fd(ret, fd);
+	ft_strdel(&ret);
+	return (size);
+}
+
+int	ft_vasprintf(char **ret, const char *format, va_list ap)
+{
+	char	*str;
+	char	*tmp;
+	char	*final;
+
+	str = (char *)format;
+	final = ft_strnew(1);
+	while (*str)
+	{
+		tmp = final;
+		if (*str == '{')
+			ft_printf_color(&final, &str, ap);
+		else if (*str == '%')
+		{
+			if (ft_fmtcalc(&final, &str, ap))
+				return (-1);
+		}
+		else if (!(final = ft_strjoin(final, (char[]){*str++, 0})))
+			return (-1);
+		ft_strdel(&tmp);
+	}
+	*ret = final;
+	return (ft_strlen(final));
+}
+
+int	ft_fmtcalc(char **final, char **str, va_list ap)
+{
+	t_fmt	*fmt;
+	char	*transform;
+
+	*str += 1;
+	if (!(fmt = ft_printf_parse(str, ap)))
+		return (1);
+	if (!fmt->valid)
+		ft_strncat(*final, &fmt->conversion, 1);
+	else
+	{
+		transform = ft_transform(fmt, ap);
+		*final = ft_strjoin(*final, transform);
+		ft_strdel(&transform);
+	}
+	free(fmt);
+	return (0);
+}
diff --git a/libft/srcs/ft_printf/lib_fmt.c b/libft/srcs/ft_printf/lib_fmt.c
index 59caf57a..28b7313d 100644
--- a/libft/srcs/ft_printf/lib_fmt.c
+++ b/libft/srcs/ft_printf/lib_fmt.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:33:35 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/10 16:54:40 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,7 +16,7 @@ t_fmt	*ft_fmt_init(void)
 {
 	t_fmt	*fmt;
 
-	fmt = (t_fmt *)malloc(sizeof(t_fmt) + 1);
+	fmt = (t_fmt *)ft_malloc(sizeof(t_fmt) + 1);
 	ft_bzero(fmt->flags, 6);
 	ft_bzero(fmt->modifier, 3);
 	fmt->conversion = '\0';
diff --git a/libft/srcs/ft_printf/lib_pad_sharp.c b/libft/srcs/ft_printf/lib_pad_sharp.c
index db6fd9c9..5d065581 100644
--- a/libft/srcs/ft_printf/lib_pad_sharp.c
+++ b/libft/srcs/ft_printf/lib_pad_sharp.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/07 13:33:48 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/05 15:19:49 by wescande         ###   ########.fr       */
+/*   Updated: 2017/03/20 15:54:47 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -24,8 +24,11 @@ void	ft_pad_sharp_o(char *str, t_fmt *fmt)
 
 void	ft_pad_sharp_xb(char *str, t_fmt *fmt)
 {
-	char	start[3] = {'0',fmt->conversion, 0};
+	char	start[3];
 
+	start[0] = '0';
+	start[1] = fmt->conversion;
+	start[2] = 0;
 	if (str[0] == '0')
 	{
 		if (str[1] == '0')
diff --git a/libft/srcs/get_next_line/get_next_line.c b/libft/srcs/get_next_line/get_next_line.c
index 4a65cb55..3eed0dee 100644
--- a/libft/srcs/get_next_line/get_next_line.c
+++ b/libft/srcs/get_next_line/get_next_line.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/15 13:12:06 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/14 17:47:51 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:51 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/lst/ft_lst_delsub.c b/libft/srcs/lst/ft_lst_delsub.c
index 441c70d3..b3912fc2 100644
--- a/libft/srcs/lst/ft_lst_delsub.c
+++ b/libft/srcs/lst/ft_lst_delsub.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/04 11:09:15 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 16:55:52 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/01/12 14:33:28 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/lst/ft_lst_filter.c b/libft/srcs/lst/ft_lst_filter.c
index 349cb2e4..f0004126 100644
--- a/libft/srcs/lst/ft_lst_filter.c
+++ b/libft/srcs/lst/ft_lst_filter.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/04 11:09:17 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 17:11:27 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/02 17:47:26 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/lst/ft_lst_order_delsub.c b/libft/srcs/lst/ft_lst_order_delsub.c
index de6b61ff..5bf2067c 100644
--- a/libft/srcs/lst/ft_lst_order_delsub.c
+++ b/libft/srcs/lst/ft_lst_order_delsub.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/04 11:09:25 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 16:55:33 by jhalford         ###   ########.fr       */
+/*   Updated: 2016/11/04 12:01:47 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/lst/ft_lst_removeif.c b/libft/srcs/lst/ft_lst_removeif.c
index 78734f1c..b82f57c2 100644
--- a/libft/srcs/lst/ft_lst_removeif.c
+++ b/libft/srcs/lst/ft_lst_removeif.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/04 11:09:30 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 17:13:28 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/13 15:31:13 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/lst/ft_lstdelone.c b/libft/srcs/lst/ft_lstdelone.c
index 6c577504..d9743a95 100644
--- a/libft/srcs/lst/ft_lstdelone.c
+++ b/libft/srcs/lst/ft_lstdelone.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/05 13:39:33 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/13 15:31:10 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/18 17:17:50 by ariard           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/lst/ft_lstiter.c b/libft/srcs/lst/ft_lstiter.c
index 49a96476..217f803c 100644
--- a/libft/srcs/lst/ft_lstiter.c
+++ b/libft/srcs/lst/ft_lstiter.c
@@ -6,17 +6,19 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:57:19 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/28 11:27:45 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/11 16:17:43 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-int		ft_lstiter(t_list *lst, int (*f)(), void *data)
+int		ft_lstiter(t_list *lst, int (*f)())
 {
-	if (!lst)
-		return (0);
-	if ((*f)(lst->content, data))
-		return (1);
-	return (ft_lstiter(lst->next, f, data));
+	while (lst)
+	{
+		if ((*f)(lst->content))
+			return (1);
+		lst = lst->next;
+	}
+	return (0);
 }
diff --git a/libft/srcs/lst/ft_lstmap.c b/libft/srcs/lst/ft_lstmap.c
index 3b422790..e0edbbaa 100644
--- a/libft/srcs/lst/ft_lstmap.c
+++ b/libft/srcs/lst/ft_lstmap.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:57:21 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/08 12:03:14 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,7 +18,9 @@ t_list		*ft_lstmap(t_list *lst, void *(*f)(void *))
 
 	if (!lst)
 		return (NULL);
-	elem = ft_lstnew((*f)(lst->content), lst->content_size);
+	if (!(elem = (t_list *)ft_malloc(sizeof(*elem))))
+		return (NULL);
+	elem->content = (*f)(lst->content);
 	elem->next = ft_lstmap(lst->next, f);
 	return (elem);
 }
diff --git a/libft/srcs/lst/ft_lstnew.c b/libft/srcs/lst/ft_lstnew.c
index e85e8c62..e72d9ab7 100644
--- a/libft/srcs/lst/ft_lstnew.c
+++ b/libft/srcs/lst/ft_lstnew.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/29 15:57:38 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/13 15:41:27 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:51 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,7 +16,7 @@ t_list	*ft_lstnew(void const *content, size_t content_size)
 {
 	t_list	*new;
 
-	if (!(new = (t_list *)malloc(sizeof(*new))))
+	if (!(new = (t_list *)ft_malloc(sizeof(*new))))
 		return (NULL);
 	new->next = NULL;
 	new->content_size = content_size;
diff --git a/libft/srcs/lst/pop.c b/libft/srcs/lst/pop.c
index 148d6d7c..df3be22e 100644
--- a/libft/srcs/lst/pop.c
+++ b/libft/srcs/lst/pop.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/04 11:09:56 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/03 16:49:59 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/24 20:05:13 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/lst/top.c b/libft/srcs/lst/top.c
new file mode 100644
index 00000000..2c3186e2
--- /dev/null
+++ b/libft/srcs/lst/top.c
@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   top.c                                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/24 20:04:27 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/24 20:09:06 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int		top(t_list *top)
+{
+	return (top ? *(int*)top->content : 0);
+}
diff --git a/libft/srcs/math/id.c b/libft/srcs/math/id.c
index 938cb5d1..e23a5831 100644
--- a/libft/srcs/math/id.c
+++ b/libft/srcs/math/id.c
@@ -1,3 +1,15 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   id.c                                               :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/20 12:20:59 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/20 12:21:01 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
 #include "libft.h"
 
 void	*id(void *data)
diff --git a/libft/srcs/lst/ft_lst_filterout.c b/libft/srcs/mem/ft_malloc.c
similarity index 56%
rename from libft/srcs/lst/ft_lst_filterout.c
rename to libft/srcs/mem/ft_malloc.c
index 9a97c09d..bb1b9b54 100644
--- a/libft/srcs/lst/ft_lst_filterout.c
+++ b/libft/srcs/mem/ft_malloc.c
@@ -1,36 +1,26 @@
 /* ************************************************************************** */
 /*                                                                            */
 /*                                                        :::      ::::::::   */
-/*   ft_lst_filterout.c                                 :+:      :+:    :+:   */
+/*   ft_malloc.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2017/03/26 16:56:02 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/26 19:10:03 by jhalford         ###   ########.fr       */
+/*   Created: 2017/03/21 15:45:00 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/23 18:31:10 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-void	ft_lst_filterout(
-		t_list **alst,
-		void *data_ref,
-		int (*cmp)(),
-		void (*del)(void *, size_t))
+void	*ft_malloc(size_t size)
 {
-	t_list	*tmp;
-	t_list	**indirect;
+	void	*ptr;
 
-	indirect = alst;
-	while (*indirect)
+	ptr = malloc(size);
+	if (!ptr)
 	{
-		if ((*cmp)((*indirect)->content, data_ref) == 0)
-		{
-			tmp = *indirect;
-			(*indirect) = (*indirect)->next;
-			ft_lstdelone(&tmp, del);
-		}
-		else
-			indirect = &(*indirect)->next;
+		ft_putstr_fd(strerror(errno), 2);
+		exit(errno);
 	}
+	return (ptr);
 }
diff --git a/libft/srcs/mem/ft_memalloc.c b/libft/srcs/mem/ft_memalloc.c
index e923d08b..6a4a1112 100644
--- a/libft/srcs/mem/ft_memalloc.c
+++ b/libft/srcs/mem/ft_memalloc.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:57:25 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/06 15:41:01 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:51 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,7 +17,7 @@ void	*ft_memalloc(size_t size)
 	void	*addr;
 	size_t	i;
 
-	addr = malloc(size);
+	addr = ft_malloc(size);
 	if (addr == NULL)
 		return (NULL);
 	i = -1;
diff --git a/libft/srcs/mem/ft_memdel.c b/libft/srcs/mem/ft_memdel.c
index 52e6508b..59a18066 100644
--- a/libft/srcs/mem/ft_memdel.c
+++ b/libft/srcs/mem/ft_memdel.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:57:33 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/16 12:23:13 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/20 16:19:07 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/mem/ft_realloc.c b/libft/srcs/mem/ft_realloc.c
index 5297a2b6..33f667a8 100644
--- a/libft/srcs/mem/ft_realloc.c
+++ b/libft/srcs/mem/ft_realloc.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/11 17:37:53 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/09 18:31:03 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:51 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/path/ft_path_notdir.c b/libft/srcs/path/ft_path_notdir.c
index e02c836e..b59044f3 100644
--- a/libft/srcs/path/ft_path_notdir.c
+++ b/libft/srcs/path/ft_path_notdir.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/04 11:45:07 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/07 15:22:09 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 15:03:39 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/sstr/ft_sstradd.c b/libft/srcs/sstr/ft_sstradd.c
index 58aa0e32..c81a256d 100644
--- a/libft/srcs/sstr/ft_sstradd.c
+++ b/libft/srcs/sstr/ft_sstradd.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 18:03:58 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/07 14:28:29 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:51 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/sstr/ft_sstrdel.c b/libft/srcs/sstr/ft_sstrdel.c
index c0d618ac..403fcf00 100644
--- a/libft/srcs/sstr/ft_sstrdel.c
+++ b/libft/srcs/sstr/ft_sstrdel.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 18:04:07 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/14 21:09:17 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/25 01:38:51 by wescande         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,9 +17,10 @@ void	ft_sstrdel(char **sstr, int index)
 	int		i;
 
 	i = index;
-	while (sstr[i])
+	ft_strdel(&sstr[index]);
+	while (i == index || sstr[i])
 	{
 		sstr[i] = sstr[i + 1];
-		i++;
+		++i;
 	}
 }
diff --git a/libft/srcs/sstr/ft_sstrdup.c b/libft/srcs/sstr/ft_sstrdup.c
index e68e0d35..8517a125 100644
--- a/libft/srcs/sstr/ft_sstrdup.c
+++ b/libft/srcs/sstr/ft_sstrdup.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/07 14:25:45 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/07 19:58:12 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -22,7 +22,7 @@ char	**ft_sstrdup(char **list)
 	size = 0;
 	while (list[size])
 		size++;
-	cpy = (char **)malloc(sizeof(char *) * (size + 1));
+	cpy = (char **)ft_malloc(sizeof(char *) * (size + 1));
 	while (*list)
 	{
 		cpy[i++] = ft_strdup(*list);
diff --git a/libft/srcs/sstr/ft_sstrfree.c b/libft/srcs/sstr/ft_sstrfree.c
index 1e10d105..7855228d 100644
--- a/libft/srcs/sstr/ft_sstrfree.c
+++ b/libft/srcs/sstr/ft_sstrfree.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/05 11:53:36 by jhalford          #+#    #+#             */
-/*   Updated: 2017/01/11 14:42:45 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/22 23:19:24 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/sstr/ft_sstrmerge.c b/libft/srcs/sstr/ft_sstrmerge.c
new file mode 100644
index 00000000..2705a285
--- /dev/null
+++ b/libft/srcs/sstr/ft_sstrmerge.c
@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_sstrmerge.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/24 17:40:50 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/24 18:05:08 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	**ft_sstrmerge(char **s1, char **s2)
+{
+	char	**out;
+
+	out = ft_sstrdup(s1);
+	if (!s2)
+		return (out);
+	while (*s2)
+	{
+		out = ft_sstradd(out, *s2);
+		s2++;
+	}
+	return (out);
+}
diff --git a/libft/srcs/sstr/ft_sstrprint_fd.c b/libft/srcs/sstr/ft_sstrprint_fd.c
index dd427ca3..42225b7c 100644
--- a/libft/srcs/sstr/ft_sstrprint_fd.c
+++ b/libft/srcs/sstr/ft_sstrprint_fd.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/28 15:17:29 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/28 15:23:52 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/18 03:37:16 by wescande         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,6 +17,8 @@ void	ft_sstrprint_fd(int fd, char **list, char sep)
 	int		i;
 
 	i = 0;
+	if (!list || !*list)
+		return ;
 	while (list[i])
 	{
 		ft_putstr_fd(list[i++], fd);
diff --git a/libft/srcs/sstr/ft_sstrsort.c b/libft/srcs/sstr/ft_sstrsort.c
index 180d4ea0..25cf4134 100644
--- a/libft/srcs/sstr/ft_sstrsort.c
+++ b/libft/srcs/sstr/ft_sstrsort.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   ft_sstrsort.c                                      :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
+/*   By: jhalford <jhalford@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 18:03:37 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/23 14:46:54 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/23 14:40:25 by gwojda           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/sstr/ft_sstrstr.c b/libft/srcs/sstr/ft_sstrstr.c
index 53a82346..d6618563 100644
--- a/libft/srcs/sstr/ft_sstrstr.c
+++ b/libft/srcs/sstr/ft_sstrstr.c
@@ -6,7 +6,7 @@
 /*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/07 11:29:54 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/07 12:44:17 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/22 21:54:40 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -21,9 +21,6 @@ char		*ft_sstrstr(char **sstr, char *find)
 	size = ft_strlen(find);
 	while ((*sstr))
 	{
-		DG("size : %d", size);
-		DG("sstr : %s", *sstr);
-		DG("find : %s", find);
 		if (ft_strncmp(*sstr, find, size) == 0)
 			return (*sstr);
 		sstr++;
diff --git a/libft/srcs/str/ft_atoi.c b/libft/srcs/str/ft_atoi.c
index 711e3d68..546c58f6 100644
--- a/libft/srcs/str/ft_atoi.c
+++ b/libft/srcs/str/ft_atoi.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/08/03 16:17:21 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/03 15:13:04 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/22 22:21:21 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -27,6 +27,8 @@ int			ft_atoi(const char *str)
 	int	res;
 	int sign;
 
+	if (!str || !*str)
+		return (0);
 	i = 0;
 	res = 0;
 	sign = 1;
diff --git a/libft/srcs/str/ft_split_whitespaces.c b/libft/srcs/str/ft_split_whitespaces.c
index 6cba8e7d..ed744d0d 100644
--- a/libft/srcs/str/ft_split_whitespaces.c
+++ b/libft/srcs/str/ft_split_whitespaces.c
@@ -6,13 +6,13 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/02/03 16:07:17 by jhalford          #+#    #+#             */
-/*   Updated: 2017/02/03 16:12:40 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-char	*ft_strdupi_w(char const *s)
+char		*ft_strdupi_w(char const *s)
 {
 	int		i;
 	char	*str;
@@ -20,7 +20,7 @@ char	*ft_strdupi_w(char const *s)
 	i = 0;
 	while (s[i] && s[i] != ' ' && s[i] != '\t')
 		i++;
-	str = (char *)malloc(sizeof(char) * (i + 1));
+	str = (char *)ft_malloc(sizeof(char) * (i + 1));
 	if (str)
 	{
 		str[i--] = '\0';
@@ -59,7 +59,7 @@ char		**ft_split_whitespaces(char const *s)
 	str = NULL;
 	if (!(s))
 		return (str);
-	str = (char **)malloc(sizeof(char *) * (ft_len_words(s) + 1));
+	str = (char **)ft_malloc(sizeof(char *) * (ft_len_words(s) + 1));
 	i = 0;
 	j = 0;
 	if (!(str))
diff --git a/libft/srcs/str/ft_strcat.c b/libft/srcs/str/ft_strcat.c
index d0d028ef..76f6f25c 100644
--- a/libft/srcs/str/ft_strcat.c
+++ b/libft/srcs/str/ft_strcat.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/08/07 10:56:53 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/09 19:11:20 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 14:21:22 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/str/ft_strcatf.c b/libft/srcs/str/ft_strcatf.c
index 0656d6b0..8caa7036 100644
--- a/libft/srcs/str/ft_strcatf.c
+++ b/libft/srcs/str/ft_strcatf.c
@@ -14,7 +14,7 @@
 
 char	*ft_strcatf(char *s1, const char *s2)
 {
-	char	buf[ft_strlen(s2)];
+	char	buf[ft_strlen(s1) + 1];
 
 	ft_strcpy(buf, s1);
 	ft_strcpy(s1, s2);
diff --git a/libft/srcs/str/ft_strcspn.c b/libft/srcs/str/ft_strcspn.c
index fe535487..d55d8081 100644
--- a/libft/srcs/str/ft_strcspn.c
+++ b/libft/srcs/str/ft_strcspn.c
@@ -1,3 +1,15 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strcspn.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/20 15:55:33 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/20 16:00:37 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
 #include "libft.h"
 
 size_t	ft_strcspn(char *s, const char *delim)
@@ -5,8 +17,8 @@ size_t	ft_strcspn(char *s, const char *delim)
 	char	*str;
 
 	str = s;
-	while(*str)
-		if(ft_strchr(delim,*str))
+	while (*str)
+		if (ft_strchr(delim, *str))
 			return (str - s);
 		else
 			str++;
diff --git a/libft/srcs/str/ft_strdup.c b/libft/srcs/str/ft_strdup.c
index 429692cc..556558f4 100644
--- a/libft/srcs/str/ft_strdup.c
+++ b/libft/srcs/str/ft_strdup.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/07 14:25:41 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/07 14:27:58 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,7 +16,7 @@ char	*ft_strdup(const char *s1)
 {
 	char	*dup;
 
-	if (!s1 || !(dup = (char*)malloc(sizeof(*dup) * (ft_strlen(s1) + 1))))
+	if (!s1 || !(dup = (char*)ft_malloc(sizeof(*dup) * (ft_strlen(s1) + 1))))
 		return (NULL);
 	ft_strcpy(dup, s1);
 	return (dup);
diff --git a/libft/srcs/str/ft_strdupchr.c b/libft/srcs/str/ft_strdupchr.c
index 97340f13..3fd5d0d5 100644
--- a/libft/srcs/str/ft_strdupchr.c
+++ b/libft/srcs/str/ft_strdupchr.c
@@ -6,7 +6,7 @@
 /*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/07 11:01:15 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/07 11:24:27 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/22 23:12:37 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/str/ft_strduptr.c b/libft/srcs/str/ft_strduptr.c
index ca2f1180..59cfd835 100644
--- a/libft/srcs/str/ft_strduptr.c
+++ b/libft/srcs/str/ft_strduptr.c
@@ -6,7 +6,7 @@
 /*   By: ariard <marvin@42.fr>                      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/01/06 13:37:12 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/07 12:41:20 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/21 15:43:52 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/str/ft_stris.c b/libft/srcs/str/ft_stris.c
index 3fc93a3b..ba809f85 100644
--- a/libft/srcs/str/ft_stris.c
+++ b/libft/srcs/str/ft_stris.c
@@ -6,16 +6,16 @@
 /*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/02 15:11:28 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/07 11:44:29 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/20 16:01:06 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-int			ft_stris(char *str, int (*f)())
+int		ft_stris(char *str, int (*f)())
 {
 	while (*str)
 		if (!(f)(*str++))
 			return (0);
 	return (1);
-}	
+}
diff --git a/libft/srcs/str/ft_strlen.c b/libft/srcs/str/ft_strlen.c
index 6b6f4269..9b65ad39 100644
--- a/libft/srcs/str/ft_strlen.c
+++ b/libft/srcs/str/ft_strlen.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strlen.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
+/*   By: jhalford <jhalford@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:58:22 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/07 11:06:41 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/18 14:25:09 by gwojda           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/str/ft_strlenchr.c b/libft/srcs/str/ft_strlenchr.c
index 34882af2..1ea82cfa 100644
--- a/libft/srcs/str/ft_strlenchr.c
+++ b/libft/srcs/str/ft_strlenchr.c
@@ -6,7 +6,7 @@
 /*   By: ariard <marvin@42.fr>                      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/01 16:10:54 by ariard            #+#    #+#             */
-/*   Updated: 2017/03/07 11:30:02 by ariard           ###   ########.fr       */
+/*   Updated: 2017/03/22 22:12:03 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/libft/srcs/str/ft_strmap.c b/libft/srcs/str/ft_strmap.c
index 295214f0..5c0353ae 100644
--- a/libft/srcs/str/ft_strmap.c
+++ b/libft/srcs/str/ft_strmap.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:58:24 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/03 14:58:25 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -19,7 +19,7 @@ char	*ft_strmap(char const *s, char (*f)(char))
 	char	*out;
 
 	size = ft_strlen(s);
-	out = (char *)malloc(sizeof(char) * (size + 1));
+	out = (char *)ft_malloc(sizeof(char) * (size + 1));
 	if (out == NULL)
 		return (NULL);
 	i = -1;
diff --git a/libft/srcs/str/ft_strmapi.c b/libft/srcs/str/ft_strmapi.c
index 0d6fab4c..7cc6d089 100644
--- a/libft/srcs/str/ft_strmapi.c
+++ b/libft/srcs/str/ft_strmapi.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:58:28 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/03 14:58:29 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -19,7 +19,7 @@ char	*ft_strmapi(char const *s, char (*f)(unsigned int, char))
 	char	*out;
 
 	size = ft_strlen(s);
-	out = (char *)malloc(sizeof(char) * (size + 1));
+	out = (char *)ft_malloc(sizeof(char) * (size + 1));
 	if (out == NULL)
 		return (NULL);
 	i = -1;
diff --git a/libft/srcs/str/ft_strnew.c b/libft/srcs/str/ft_strnew.c
index 56742a50..2e2ae1d6 100644
--- a/libft/srcs/str/ft_strnew.c
+++ b/libft/srcs/str/ft_strnew.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:58:34 by jhalford          #+#    #+#             */
-/*   Updated: 2017/01/11 16:37:53 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,7 +17,7 @@ char	*ft_strnew(size_t size)
 	char	*addr;
 	size_t	i;
 
-	addr = (char *)malloc(size + 1);
+	addr = (char *)ft_malloc(size + 1);
 	if (addr == NULL)
 		return (NULL);
 	i = -1;
diff --git a/libft/srcs/str/ft_strsplit.c b/libft/srcs/str/ft_strsplit.c
index a44c4ca1..049aa7ed 100644
--- a/libft/srcs/str/ft_strsplit.c
+++ b/libft/srcs/str/ft_strsplit.c
@@ -6,13 +6,13 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:58:40 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/05 17:20:45 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
-static	int	ft_countwords(char const *s, char c)
+static int		ft_countwords(char const *s, char c)
 {
 	if (c == '\0')
 		return ((*s == '\0') ? 0 : 1);
@@ -36,9 +36,9 @@ static int		get_word_len(char const *str, char c)
 		i++;
 	while (str[i] != c && str[i] != '\0')
 	{
-			i++;
-			len++;
-		}
+		i++;
+		len++;
+	}
 	return (len);
 }
 
@@ -49,22 +49,22 @@ char			**ft_strsplit(char const *s, char c)
 	int		k;
 	char	**str2;
 
-	if (!s || !(str2 = (char **)malloc(sizeof(*str2) *
-							(ft_countwords(s, c) + 1))))
+	if (!s || !(str2 = (char **)ft_malloc(sizeof(*str2) *
+					(ft_countwords(s, c) + 1))))
 		return (NULL);
 	i = -1;
 	j = 0;
 	while (++i < ft_countwords(s, c))
 	{
-			k = 0;
-			if (!(str2[i] = ft_strnew(get_word_len(&s[j], c) + 1)))
-				str2[i] = NULL;
-			while (s[j] == c)
-				j++;
-			while (s[j] != c && s[j])
-				str2[i][k++] = s[j++];
-			str2[i][k] = '\0';
-		}
+		k = 0;
+		if (!(str2[i] = ft_strnew(get_word_len(&s[j], c) + 1)))
+			str2[i] = NULL;
+		while (s[j] == c)
+			j++;
+		while (s[j] != c && s[j])
+			str2[i][k++] = s[j++];
+		str2[i][k] = '\0';
+	}
 	str2[i] = 0;
 	return (str2);
 }
diff --git a/libft/srcs/str/ft_strsub.c b/libft/srcs/str/ft_strsub.c
index f4259a58..0c3fb11b 100644
--- a/libft/srcs/str/ft_strsub.c
+++ b/libft/srcs/str/ft_strsub.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   ft_strsub.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
+/*   By: jhalford <jhalford@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 14:58:43 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/25 11:31:36 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,7 +17,7 @@ char	*ft_strsub(char const *s, unsigned int start, size_t len)
 	char	*out;
 	size_t	i;
 
-	if (!(out = (char *)malloc(sizeof(char) * (len + 1))))
+	if (!(out = (char *)ft_malloc(sizeof(char) * (len + 1))))
 		return (NULL);
 	i = -1;
 	while (++i < len)
diff --git a/libft/srcs/str/ft_strtok.c b/libft/srcs/str/ft_strtok.c
index 044ff3f3..dbb73ed9 100644
--- a/libft/srcs/str/ft_strtok.c
+++ b/libft/srcs/str/ft_strtok.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/03/07 18:08:31 by jhalford          #+#    #+#             */
-/*   Updated: 2017/03/07 18:18:30 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/22 22:23:33 by wescande         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -19,10 +19,11 @@ char	*ft_strtok(char *s, const char *delim)
 
 	if (s == 0)
 		s = lasts;
-	do {
+	if ((ch = *s++) == 0)
+		return (0);
+	while (ft_strchr(delim, ch))
 		if ((ch = *s++) == 0)
 			return (0);
-	} while (ft_strchr(delim, ch));
 	--s;
 	lasts = s + ft_strcspn(s, delim);
 	if (*lasts != 0)
diff --git a/libft/srcs/sys/create_directory.c b/libft/srcs/sys/create_directory.c
new file mode 100644
index 00000000..6a8967ca
--- /dev/null
+++ b/libft/srcs/sys/create_directory.c
@@ -0,0 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   create_directory.c                                 :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: ariard <ariard@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/25 03:18:18 by ariard            #+#    #+#             */
+/*   Updated: 2017/03/25 15:12:34 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char		*create_directory(const char *path, const char *old_pathnames)
+{
+	char	*new_pathnames;
+	char	*newdir;
+	char	*temp;
+	char	*semi;
+
+	new_pathnames = ft_strdup(old_pathnames);
+	temp = new_pathnames;
+	while (new_pathnames)
+	{
+		if ((semi = ft_strchr(new_pathnames, ':')))
+			*semi = 0;
+		if (!is_directory(newdir = ft_str3join(new_pathnames, "/", path)))
+			ft_strdel(&newdir);
+		else
+			break ;
+		new_pathnames += ft_strlen(new_pathnames) + 1;
+	}
+	ft_strdel(&temp);
+	return (newdir);
+}
diff --git a/libft/srcs/sys/dup2_close.c b/libft/srcs/sys/dup2_close.c
index 5a7924a6..c1c10bcd 100644
--- a/libft/srcs/sys/dup2_close.c
+++ b/libft/srcs/sys/dup2_close.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2017/02/07 16:07:28 by jhalford          #+#    #+#             */
-/*   Updated: 2017/02/07 16:15:52 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/24 19:33:48 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,9 +14,9 @@
 
 int		dup2_close(int fd1, int fd2)
 {
-	if (dup2(fd1, fd2))
+	if (dup2(fd1, fd2) < 0)
 		return (-1);
-	if (close(fd1))
+	if (close(fd1) < 0)
 		return (-1);
 	return (0);
 }
diff --git a/libft/srcs/sys/fd_replace.c b/libft/srcs/sys/fd_replace.c
new file mode 100644
index 00000000..495ae484
--- /dev/null
+++ b/libft/srcs/sys/fd_replace.c
@@ -0,0 +1,20 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   fd_replace.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jhalford@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/21 16:32:26 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/24 22:59:28 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int			fd_replace(int fd1, int fd2)
+{
+	if (fd1 != fd2)
+		return (dup2_close(fd1, fd2));
+	return (0);
+}
diff --git a/libft/srcs/sys/ft_getenv.c b/libft/srcs/sys/ft_getenv.c
index 2b47fc5b..83cebdaa 100644
--- a/libft/srcs/sys/ft_getenv.c
+++ b/libft/srcs/sys/ft_getenv.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/12/01 12:15:45 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/01 12:29:25 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/18 03:09:57 by wescande         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,7 +18,8 @@ char	*ft_getenv(char **env, char *key)
 		return (NULL);
 	while (*env)
 	{
-		if (ft_strcmp(*env, key) == '=')
+		if (ft_strcmp(*env, key) == '='
+				&& ft_strlen(key) == ft_strlenchr(*env, '='))
 			return (*env + ft_strlen(key) + 1);
 		env++;
 	}
diff --git a/libft/srcs/sys/is_directory.c b/libft/srcs/sys/is_directory.c
new file mode 100644
index 00000000..accd92a4
--- /dev/null
+++ b/libft/srcs/sys/is_directory.c
@@ -0,0 +1,21 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   is_directory.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/25 01:40:31 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/25 01:42:02 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int				is_directory(const char *path)
+{
+	struct stat		path_stat;
+
+	stat(path, &path_stat);
+	return (S_ISDIR(path_stat.st_mode));
+}
diff --git a/libft/srcs/sys/open_access.c b/libft/srcs/sys/open_access.c
new file mode 100644
index 00000000..40811fe7
--- /dev/null
+++ b/libft/srcs/sys/open_access.c
@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   open_access.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2017/03/25 01:10:56 by jhalford          #+#    #+#             */
+/*   Updated: 2017/03/25 15:07:42 by jhalford         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int		open_access(char *file, t_flag a_flag, t_flag o_flag, t_flag o_perm)
+{
+	int		fd;
+
+	if (a_flag & F_OK && access(file, F_OK) != 0)
+		return (-ERR_SET(E_SYS_NOFILE, file));
+	if (is_directory(file))
+		return (-ERR_SET(E_SYS_ISDIR, file));
+	if (access(file, F_OK) == 0 && access(file, a_flag) != 0)
+		return (-ERR_SET(E_SYS_NOPERM, file));
+	if ((fd = open(file, o_flag, o_perm)) < 0)
+	{
+		exit(1);
+	}
+	return (fd);
+}
diff --git a/libft/srcs/time/ft_mytime_get.c b/libft/srcs/time/ft_mytime_get.c
index f222530e..ab8f25b3 100644
--- a/libft/srcs/time/ft_mytime_get.c
+++ b/libft/srcs/time/ft_mytime_get.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <jack@crans.org>                  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/25 11:34:56 by jhalford          #+#    #+#             */
-/*   Updated: 2016/12/03 11:54:16 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:42:19 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,7 +17,7 @@ t_mytime	*ft_mytime_get(time_t epoch)
 	char		*date;
 	t_mytime	*time;
 
-	time = (t_mytime*)malloc(sizeof(*time));
+	time = (t_mytime*)ft_malloc(sizeof(*time));
 	date = ctime(&epoch);
 	date[ft_strlen(date) - 1] = 0;
 	time->year = ft_isdigit(date[20]) ?
diff --git a/libft/srcs/time/ft_time_isrecent.c b/libft/srcs/time/ft_time_isrecent.c
index 04712152..ec195653 100644
--- a/libft/srcs/time/ft_time_isrecent.c
+++ b/libft/srcs/time/ft_time_isrecent.c
@@ -6,7 +6,7 @@
 /*   By: jhalford <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2016/11/03 18:01:04 by jhalford          #+#    #+#             */
-/*   Updated: 2016/11/25 11:43:52 by jhalford         ###   ########.fr       */
+/*   Updated: 2017/03/21 15:44:24 by jhalford         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */