echo builtin

+ WIP grammar rules in parsing.txt
+ test trop_de_pipes.sh

srcs/generic.c

@@ -6,7 +6,7 @@
 /*   By: lperrey <lperrey@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2021/10/08 09:25:35 by lperrey           #+#    #+#             */
-/*   Updated: 2021/10/19 19:54:59 by lperrey          ###   ########.fr       */
+/*   Updated: 2021/10/21 18:23:04 by lperrey          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -47,4 +47,28 @@ void	ft_lstprint(t_list *lst, int fd)
 		ft_putendl_fd(lst->content, fd);
 		lst = lst->next;
 	}
-}
+}
+
+int	ft_isinset_str(char *str, char *set)
+{
+	size_t	i;
+	size_t	i_set;
+	int		valid;
+
+	i = 0;
+	while (str[i])
+	{
+		valid = 0;
+		i_set = 0;
+		while (set[i_set] && !valid)
+		{
+			if (str[i] == set[i_set])
+				valid = 1;
+			i_set++;
+		}
+		if (!valid)
+			return (0);
+		i++;
+	}
+	return (i);
+}