64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* get_next_line.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tchivert <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2019/04/30 15:23:45 by tchivert #+# #+# */
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/* Updated: 2019/09/04 05:13:35 by tchivert ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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static int ft_fill_line(char **line, char **str)
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{
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int i;
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int linel;
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int strl;
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strl = ft_strlen(*str);
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if ((i = (ft_strchr(*str, '\n') > 0)))
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{
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if (!(*line = ft_strsub(*str, 0, ft_strchr(*str, '\n') - *str)))
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return (-1);
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}
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else
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{
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if (!(*line = ft_strdup(*str)))
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return (-1);
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}
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linel = ft_strlen(*line);
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if (!(*str = ft_strsub(*str, (linel + i), (strl - (linel + i)))))
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return (-1);
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return (0);
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}
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int get_next_line(int const fd, char **line)
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{
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static char *str[1024];
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char buff[BUFF_SIZE + 1];
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char *tmp;
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int ret;
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if (fd < 0 || fd > 1024 || !line || (!str[fd] && !(str[fd] = ft_strnew(1))))
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return (-1);
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while (!ft_strchr(str[fd], '\n') && (ret = read(fd, buff, BUFF_SIZE)) > 0)
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{
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buff[ret] = '\0';
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tmp = str[fd];
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str[fd] = ft_strjoin(str[fd], buff);
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ft_strdel(&tmp);
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}
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if (ret == -1 || !*(tmp = str[fd]))
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return (ret == -1 ? -1 : 0);
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if (ft_fill_line(&*line, &str[fd]) == -1)
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{
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ft_strdel(&tmp);
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return (-1);
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}
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ft_strdel(&tmp);
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return (!str[fd] && !ft_strlen(*line) ? 0 : 1);
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}
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