diff --git a/ft_getline.c b/ft_getline.c index 108da1a..be435a2 100644 --- a/ft_getline.c +++ b/ft_getline.c @@ -6,79 +6,76 @@ /* By: tmaze +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2019/03/07 15:12:59 by tmaze #+# #+# */ -/* Updated: 2019/03/17 17:25:19 by tmaze ### ########.fr */ +/* Updated: 2019/03/18 17:05:55 by tmaze ### ########.fr */ /* */ /* ************************************************************************** */ #include "libft.h" -static char *supercat(char **s1, char *buff) +static int get_last_ind(char *buff) { - char *tmp; + int i; - if ((tmp = ft_strjoin(*s1, buff)) == NULL) - return (NULL); - ft_strdel(s1); - ft_strclr(buff); - *s1 = tmp; - return (*s1); + i = 0; + while (buff[i] && buff[i] != '\n') + i++; + return (0); } static int flush_buff(char **line, char *buff) { + char *tmp; + int i; + + i = get_last_ind(buff); if (*line == NULL) { - if ((*line = ft_strdup(buff)) == NULL) + if ((*line = ft_strndup(buff, i)) == NULL) return (-1); - ft_strclr(buff); } else if (*line != NULL) - if (supercat(line, buff) == NULL) + { + if ((tmp = ft_strnew(ft_strlen(*line) + i)) != NULL) + { + ft_strcpy(tmp, *line); + ft_strncat(tmp, buff, i); + ft_strdel(line); + *line = tmp; + } + else { ft_strdel(line); return (-1); } - return (0); -} - -static int get_from_buf(char **line, char *buf, char **tmp) -{ - if ((*tmp = ft_strchr(buf, '\n')) != NULL) - *tmp[0] = '\0'; - if (flush_buff(line, buf) != 0) - return (-1); - if (*tmp != NULL) - ft_memmove(buf, &(*tmp)[1], ft_strlen(&(*tmp)[1]) + 1); - if (*tmp != NULL) - return (1); - return (0); + } + return (i); } int ft_getline(char **line) { - static char buf[BUFF_SIZE + 1] = "\0"; - char *tmp; + static char buff[BUFF_SIZE] = "\0"; + int check; int ret; + int i; - if (line == NULL) + if (line == NULL || BUFF_SIZE < 1) return (-1); *line = NULL; - tmp = NULL; - if (buf[0] == '\0') - ft_bzero(buf, BUFF_SIZE + 1); - else if (buf[0] != '\0' && (ret = get_from_buf(line, buf, &tmp)) != 0) - return (ret); - while (tmp == NULL && (ret = read(0, buf, BUFF_SIZE)) > 0) - if ((tmp = ft_strchr(buf, '\n')) == NULL && flush_buff(line, buf) != 0) - return (-1); - if (tmp != NULL) + check = BUFF_SIZE; + while (check == BUFF_SIZE) { - tmp[0] = '\0'; - if (flush_buff(line, buf) != 0) + if (buff[0] == '\0') + { + if ((ret = read(0, buff, BUFF_SIZE)) == -1) + return (-1); + if (ret == 0 && *line == NULL) + return (0); + } + if ((i = flush_buff(line, buff)) == -1) return (-1); - ft_memmove(buf, &tmp[1], ft_strlen(&tmp[1]) + 1); + check = (buff[i] == '\0' && i != ret) ? BUFF_SIZE : i; + ft_memmove(buff, buff + i + 1, BUFF_SIZE - i); + ft_memset(buff + BUFF_SIZE - i, '\0', i); } - else if (ret > 0 && flush_buff(line, buf) != 0) - return (-1); - return (line != NULL && ret > 0); + return (1); }