diff --git a/Makefile b/Makefile
index 1834a75..69233b9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,11 @@
 UTILS_SRC = utils/ft_is_in_quote.c utils/ft_strncpy.c utils/ft_strreplace.c utils/ft_strnchr.c utils/ft_getstr.c
-SRCS = ${UTILS_SRC} main.c file.c infile.c outfile.c heredoc.c
+SRCS = ${UTILS_SRC} main.c file.c infile.c outfile.c heredoc.c syntatics.c ft_split_quoted.c
 
 OBJS = ${SRCS:.c=.o}
 
 NAME = minishell
 
-CC = clang
+CC = gcc
 
 CFLAGS = -Wall -Werror -Wextra -g
 
diff --git a/d b/d
index 9daeafb..e69de29 100755
--- a/d
+++ b/d
@@ -1 +0,0 @@
-test
diff --git a/file.o b/file.o
index 8c378ac..5561861 100644
Binary files a/file.o and b/file.o differ
diff --git a/ft_split_quoted.c b/ft_split_quoted.c
new file mode 100644
index 0000000..a9335fb
--- /dev/null
+++ b/ft_split_quoted.c
@@ -0,0 +1,75 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_split.c                                         :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/10/05 19:04:34 by cchauvet          #+#    #+#             */
+/*   Updated: 2023/01/06 19:33:51 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+size_t	ft_seglen_quoted(const char *str, char c)
+{
+	size_t	len;
+	size_t	i;
+
+	len = 0;
+	i = 0;
+	while (str[i] != 0)
+	{
+		while ((str[i] == c || ft_is_in_quote(str, i)) && str[i] != 0)
+			i++;
+		if (str[i] != 0)
+			len++;
+		while ((str[i] != c || ft_is_in_quote(str, i)) && str[i] != 0)
+			i++;
+	}
+	return (len);
+}
+
+static char	**ft_segsplitter(char **tab, size_t len, const char *s, char c)
+{
+	size_t	tab_index;
+	size_t	let_index;
+	size_t	start;
+
+	tab_index = 0;
+	let_index = 0;
+	start = 0;
+	if (tab == NULL || s == NULL)
+		return (NULL);
+	while (tab_index < len)
+	{
+		while ((s[let_index] == c || ft_is_in_quote(s, let_index)) && s[let_index] != 0)
+			let_index++;
+		start = let_index;
+		while ((s[let_index] != c || ft_is_in_quote(s, let_index)) && s[let_index] != 0)
+			let_index++;
+		tab[tab_index] = ft_substr(s, start, let_index - start);
+		if (tab[tab_index] == NULL)
+			return (ft_cancel((void *)tab, tab_index));
+		tab_index++;
+	}
+	return (tab);
+}
+
+char	**ft_split_quoted(const char *s, char c)
+{
+	size_t	len;
+	char	**tab;
+
+	if (s == NULL)
+		return (NULL);
+	len = ft_seglen_quoted(s, c);
+	tab = malloc((len + 1) * sizeof(char *));
+	if (tab == NULL)
+		return (NULL);
+	tab[len] = NULL;
+	if (ft_segsplitter(tab, len, s, c) == NULL)
+		return (NULL);
+	return (tab);
+}
diff --git a/ft_split_quoted.o b/ft_split_quoted.o
new file mode 100644
index 0000000..ccc57e3
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diff --git a/heredoc.o b/heredoc.o
index 1f428b1..9d6ea8f 100644
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diff --git a/infile.o b/infile.o
index 4d01b27..c829348 100644
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diff --git a/libftx/extra/extra.a b/libftx/extra/extra.a
index 74485b5..f037fe7 100644
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diff --git a/libftx/extra/ft_contain_only.o b/libftx/extra/ft_contain_only.o
index 4b885eb..bddcb45 100644
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diff --git a/libftx/extra/ft_freer.o b/libftx/extra/ft_freer.o
index cf50d16..39da5d2 100644
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diff --git a/libftx/extra/ft_is_in.o b/libftx/extra/ft_is_in.o
index 9ac5767..9443173 100644
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diff --git a/libftx/extra/ft_random_generator.o b/libftx/extra/ft_random_generator.o
index a64dbb0..50c8191 100644
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diff --git a/libftx/extra/ft_strchri.o b/libftx/extra/ft_strchri.o
index 230ddca..252480e 100644
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diff --git a/libftx/extra/ft_strcmp.o b/libftx/extra/ft_strcmp.o
index 0ed8391..3b1d569 100644
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diff --git a/libftx/extra/ft_strfjoin.o b/libftx/extra/ft_strfjoin.o
index 1a4743d..6bff118 100644
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index 261ec45..b85340a 100644
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diff --git a/libftx/extra/ft_strmerger.o b/libftx/extra/ft_strmerger.o
index 3526a30..5931b33 100644
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diff --git a/libftx/extra/ft_strndup.o b/libftx/extra/ft_strndup.o
index 14ec377..dae7c88 100644
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diff --git a/libftx/extra/ft_tabrealloc.o b/libftx/extra/ft_tabrealloc.o
index 973478b..01ac986 100644
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diff --git a/libftx/extra/ft_ultoa_base.o b/libftx/extra/ft_ultoa_base.o
index 155c917..9959e30 100644
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diff --git a/libftx/gnl/get_next_line.a b/libftx/gnl/get_next_line.a
index 7d3ebe9..1cb7c1f 100644
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diff --git a/libftx/gnl/get_next_line.o b/libftx/gnl/get_next_line.o
index 46741e0..4a2c642 100644
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diff --git a/libftx/libft/ft_atoi.o b/libftx/libft/ft_atoi.o
index 749693b..d976b7b 100644
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index 77fec06..470e32c 100644
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index a17b032..8a006a2 100644
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index 717e49b..b14371a 100644
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index fbdbbb4..8c1c8f8 100644
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index 67137be..162f869 100644
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index 6a91375..da983fc 100644
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index bde8775..01cb4be 100644
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index c75cfcb..cf0448b 100644
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index 71f160b..87604c2 100644
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diff --git a/libftx/libft/ft_putchar_fd.o b/libftx/libft/ft_putchar_fd.o
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index 50cfa1e..a3d1cdd 100644
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diff --git a/libftx/libft/ft_putnbr_fd.o b/libftx/libft/ft_putnbr_fd.o
index 17d4db5..8a03144 100644
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diff --git a/libftx/libft/ft_putstr_fd.o b/libftx/libft/ft_putstr_fd.o
index f795861..d733377 100644
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diff --git a/libftx/libft/ft_split.c b/libftx/libft/ft_split.c
index ed71fc1..9924e7d 100644
--- a/libftx/libft/ft_split.c
+++ b/libftx/libft/ft_split.c
@@ -12,7 +12,7 @@
 
 #include "libft.h"
 
-void	*ft_cancel(char **tab, size_t len)
+void	*ft_cancel(void **tab, size_t len)
 {
 	size_t	i;
 
diff --git a/libftx/libft/ft_split.o b/libftx/libft/ft_split.o
index 41a6b9f..198869a 100644
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diff --git a/libftx/libft/ft_tolower.o b/libftx/libft/ft_tolower.o
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diff --git a/libftx/libft/ft_toupper.o b/libftx/libft/ft_toupper.o
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diff --git a/libftx/libft/libft.a b/libftx/libft/libft.a
index 6734924..43a93d3 100644
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diff --git a/libftx/libftx.a b/libftx/libftx.a
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diff --git a/libftx/libftx.h b/libftx/libftx.h
index 7c02636..1ce04b2 100644
--- a/libftx/libftx.h
+++ b/libftx/libftx.h
@@ -34,7 +34,7 @@ int		ft_strcmp(char *s1, char *s2);
 ssize_t	ft_strchri(char *str, char c);
 char	*ft_strndup(char *src, size_t n);
 
-void	*ft_cancel(char **tab, size_t len);
+void	*ft_cancel(void **tab, size_t len);
 int		ft_atoi(const char *nptr);
 void	ft_bzero(void *s, size_t n);
 void	*ft_calloc(size_t nmemb, size_t size);
diff --git a/libftx/printf/ft_dprintX.o b/libftx/printf/ft_dprintX.o
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diff --git a/libftx/printf/ft_vdprintf.o b/libftx/printf/ft_vdprintf.o
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diff --git a/main.c b/main.c
index b6ac71c..0d630fb 100644
--- a/main.c
+++ b/main.c
@@ -1,18 +1,90 @@
+#include "libftx/libftx.h"
 #include "minishell.h"
+#include <stdlib.h>
+
+void	ft_lstdel(void *ptr)
+{
+	t_list	*element;
+	t_cmd	*content;
+
+	element = (t_list *) ptr;
+	content = (t_cmd *) element->content;
+	if (content->executable != NULL)
+		free(content->executable);
+	if (content->args != NULL)
+		free(content->args);
+	free(content);
+	free(element);
+}
+
+int	ft_cmds_init(t_list **cmds, size_t len)
+{
+	t_cmd	*content;
+	t_list	*current;
+	size_t	i;
+
+	current = malloc(sizeof(t_list));
+	if (current == NULL)
+		return (1);
+	i = 0;
+	while (i < len)
+	{
+		content = malloc(sizeof(t_cmd *));
+		if (content == NULL)
+			ft_lstclear(cmds, ft_lstdel);
+		content->args = NULL;
+		content->executable = NULL;
+		content->fd_in = -1;
+		content->fd_out = -1;
+		current->next = malloc(sizeof(t_list *));
+		if (current->next == NULL)
+			ft_lstclear(cmds, ft_lstdel);
+		current = current->next;
+	}
+}
+
+int	ft_cmds_prep(t_list **cmds, const char *line, int infile, int outfile)
+{
+	size_t	i;
+	size_t	len;
+	t_cmd	*cmd;
+	t_list	*current;
+
+	len = ft_seglen_quoted(line, '|');
+	if (len == 0)
+		return (0);
+	cmds = malloc(sizeof(t_list *));
+	if (ft_cmds_init(cmds, ft_seglen_quoted(line, '|')))
+		return (1);
+	cmd = (t_cmd *)(*cmds)->content;
+	cmd->fd_in = infile;
+	current = *cmds;
+	while (current->next != NULL)
+		current = current->next;
+	cmd = (t_cmd *) current->content;
+	cmd->fd_out = outfile;
+	return (0);
+}
+
+int	ft_cmds_fill(t_list **cmds, const char *line)
+{
+	//TODO
+	//remplir les executables;
+	//		  les args;
+}
 
 t_list	**ft_parse_cmd(char *line)
 {
-	char	infile;
-	char	outfile;
+	int		infile;
+	int		outfile;
 	t_list	**cmds;
-	size_t	i;
 
-	(void) outfile;
-	(void) cmds;
-	(void) infile;
-	i = 0;
-	ft_outfile(line);
-	ft_infile(line);
+	cmds = NULL;
+	outfile = ft_outfile(line);
+	infile = ft_infile(line);
+	if (ft_syntatic_verif(line) == 1)
+		return (NULL);
+	ft_cmds_prep(cmds, line, infile, outfile);
 	ft_printf("%s\n", line);
 	return (NULL);
 }
diff --git a/main.o b/main.o
index 57adb25..7a6a47d 100644
Binary files a/main.o and b/main.o differ
diff --git a/minishell b/minishell
index aa5b96f..167b363 100755
Binary files a/minishell and b/minishell differ
diff --git a/minishell.h b/minishell.h
index 4e0055c..f0ef128 100644
--- a/minishell.h
+++ b/minishell.h
@@ -9,19 +9,22 @@
 #include <readline/readline.h>
 #include <readline/history.h>
 
-int	ft_file_is_readable(char *path);
-int	ft_file_is_writeable(char *path);
-char	*ft_get_file_path(char *infile);
-int	ft_infile(char *line);
-int	ft_outfile(char *line);
-int	ft_heredoc(char *stop);
+int			ft_syntatic_verif(const char *str);
+int			ft_file_is_readable(const char *path);
+int			ft_file_is_writeable(const char *path);
+char		*ft_get_file_path(const char *infile);
+int			ft_infile(char *line);
+int			ft_outfile(char *line);
+int			ft_heredoc(char *stop);
+size_t		ft_seglen_quoted(const char *str, char c);
+char		**ft_split_quoted(const char *s, char c);
 
-typedef struct cmd
+typedef struct s_cmd
 {
 	int	fd_in;
 	int	fd_out;
-	char	*cmd;
+	char	*executable;
 	char	*args;
-} cmd;
+} t_cmd;
 
 #endif
diff --git a/outfile.o b/outfile.o
index 43c9022..9f922f0 100644
Binary files a/outfile.o and b/outfile.o differ
diff --git a/syntatics.c b/syntatics.c
new file mode 100644
index 0000000..475e244
--- /dev/null
+++ b/syntatics.c
@@ -0,0 +1,41 @@
+#include "libftx/libftx.h"
+#include "minishell.h"
+
+static int	ft_quote_verif(char *str)
+{
+	if (ft_is_in_quote(str, ft_strlen(str)))
+	{
+		ft_eprintf("minishell: Quote is note closed");
+		return (1);
+	}
+	else
+		return (0);
+}
+
+static int	ft_multipipe(char *str)
+{
+	size_t	i;
+	size_t	y;
+
+	i = 0;
+	while (str[i] != '\0')
+	{
+		y = 0;
+		while (str[i + y] == '|' && ft_is_in_quote(str, i))
+		{
+			y++;
+			if (y > 1)
+			{
+				ft_eprintf("minishell: Multiple pipes is not supported\n");
+				return (1);
+			}
+		}
+		i++;
+	}
+	return (0);
+}
+
+int	ft_syntatic_verif(char *str)
+{
+	return (ft_quote_verif(str) || ft_multipipe(str));
+}
diff --git a/syntatics.o b/syntatics.o
new file mode 100644
index 0000000..e7a1364
Binary files /dev/null and b/syntatics.o differ
diff --git a/t b/t
new file mode 100644
index 0000000..e69de29
diff --git a/utils/ft_getstr.o b/utils/ft_getstr.o
index fa8b630..34d708b 100644
Binary files a/utils/ft_getstr.o and b/utils/ft_getstr.o differ
diff --git a/utils/ft_is_in_quote.c b/utils/ft_is_in_quote.c
index 3b697d1..c645ad3 100644
--- a/utils/ft_is_in_quote.c
+++ b/utils/ft_is_in_quote.c
@@ -1,6 +1,6 @@
 #include "utils.h"
 
-int	ft_is_in_quote(char *str, size_t n)
+int	ft_is_in_quote(const char *str, size_t n)
 {
 	size_t	double_quoted;
 	size_t	simple_quoted;
diff --git a/utils/ft_is_in_quote.o b/utils/ft_is_in_quote.o
index 1177bf1..4552d07 100644
Binary files a/utils/ft_is_in_quote.o and b/utils/ft_is_in_quote.o differ
diff --git a/utils/ft_strnchr.o b/utils/ft_strnchr.o
index c1cc6b1..4acfc36 100644
Binary files a/utils/ft_strnchr.o and b/utils/ft_strnchr.o differ
diff --git a/utils/ft_strncpy.o b/utils/ft_strncpy.o
index f84950c..f777e2b 100644
Binary files a/utils/ft_strncpy.o and b/utils/ft_strncpy.o differ
diff --git a/utils/ft_strreplace.o b/utils/ft_strreplace.o
index afdaa9c..3dbc090 100644
Binary files a/utils/ft_strreplace.o and b/utils/ft_strreplace.o differ
diff --git a/utils/utils.h b/utils/utils.h
index 0f24105..23df973 100644
--- a/utils/utils.h
+++ b/utils/utils.h
@@ -3,10 +3,10 @@
 # include <stdlib.h>
 # include "../libftx/libftx.h"
 
-size_t		ft_strncpy(char *dst, char *src, size_t n);
-int		ft_is_in_quote(char *str, size_t n);
-char		*ft_strreplace(char *str, char *fill, size_t start, size_t stop);
-ssize_t		ft_strnchr(char *str, char c);
-char		*ft_getstr(char *str, size_t n);
+size_t		ft_strncpy(char *dst, const char *src, size_t n);
+int		ft_is_in_quote(const char *str, size_t n);
+char		*ft_strreplace(char *str, const char *fill, size_t start, size_t stop);
+ssize_t		ft_strnchr(const char *str, char c);
+char		*ft_getstr(const char *str, size_t n);
 
 #endif