norm: splitted functions in main into appropriate file

Moved lstdelenvelem & env2lst to ms_env.c
Normed out files

libft/srcs/get_next_line.c

@@ -0,0 +1,98 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   get_next_line.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tmaze <tmaze@student.42.fr>                +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2018/04/24 18:08:15 by tmaze             #+#    #+#             */
+/*   Updated: 2019/03/16 15:53:27 by tmaze            ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+static char	**get_buff(const int fd, t_list **lst)
+{
+	t_list *tmp;
+
+	tmp = *lst;
+	while (tmp)
+	{
+		if (tmp->content_size == (size_t)fd)
+			return ((char**)&tmp->content);
+		tmp = tmp->next;
+	}
+	if ((tmp = ft_lstnew("\0", fd)) == NULL)
+		return (NULL);
+	ft_lstadd(lst, tmp);
+	return (get_buff(fd, lst));
+}
+
+static char	*supercat(char **s1, char **s2)
+{
+	char	*tmp;
+
+	if ((tmp = ft_strjoin(*s1, *s2)) == NULL)
+		return (NULL);
+	ft_strdel(s1);
+	ft_strclr(*s2);
+	*s1 = tmp;
+	return (*s1);
+}
+
+static int	check_buff(char **buff, char **line)
+{
+	int	ret;
+
+	ret = 1;
+	if (buff != NULL && (*buff == NULL || ft_strlen(*buff) == 0))
+		ret = 0;
+	else if ((*line = ft_strdup(*buff)) == NULL)
+		ret = -1;
+	ft_strclr(*buff);
+	return (ret);
+}
+
+static int	read_gnl(const int fd, char **buff, char **line)
+{
+	char	*tmp;
+	int		ret;
+
+	if ((tmp = ft_strnew(BUFF_SIZE)) == NULL)
+		return (-1);
+	while (ft_strrnchr(*buff, '\n', BUFF_SIZE) == NULL
+			&& (ret = read(fd, tmp, BUFF_SIZE)) > 0)
+		if (supercat(buff, &tmp) == NULL)
+		{
+			ft_strdel(&tmp);
+			return (-1);
+		}
+	ft_strdel(&tmp);
+	if (buff != NULL && *buff != NULL
+		&& ft_strrnchr(*buff, '\n', BUFF_SIZE) != NULL)
+		return (get_next_line(fd, line));
+	else
+		return (check_buff(buff, line));
+}
+
+int			get_next_line(const int fd, char **line)
+{
+	static t_list	*lst = NULL;
+	char			**buff;
+	char			*tmp;
+
+	tmp = NULL;
+	if (fd < 0 || read(fd, tmp, 0) == -1 || line == NULL)
+		return (-1);
+	if ((buff = get_buff(fd, &lst)) == NULL)
+		return (-1);
+	tmp = ft_strchr(*buff, '\n');
+	if (tmp != NULL)
+	{
+		*line = ft_strndup(*buff, tmp - *buff);
+		ft_memmove(*buff, &tmp[1], ft_strlen(&tmp[1]) + 1);
+		return (1);
+	}
+	return (read_gnl(fd, buff, line));
+}