get_next_line/get_next_line_bonus.c

55 lines
1.7 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_next_line_bonus.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rparodi <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/11/18 17:12:02 by rparodi #+# #+# */
/* Updated: 2026/01/29 14:25:47 by rparodi ### ########.fr */
/* */
/* ************************************************************************** */
#include "get_next_line_bonus.h"
char *ft_check(char *memory, int fd)
{
char *buffer;
int bytescopy;
bytescopy = 1;
buffer = (char *)malloc(sizeof(char) * (BUFFER_SIZE + 1));
if (!buffer)
return (NULL);
while (ft_strchr_index(memory, '\n') <= 0 && bytescopy)
{
bytescopy = read(fd, buffer, BUFFER_SIZE);
if (bytescopy == -1)
return (ft_free(buffer));
buffer[bytescopy] = '\0';
memory = ft_strjoin(memory, buffer, 0, -1);
}
free(buffer);
return (memory);
}
char *ft_free(char *str)
{
free(str);
return (NULL);
}
char *get_next_line(int fd)
{
static char *memory[OPEN_MAX] = { 0 };
char *line;
if (fd < 0 || fd >= OPEN_MAX || BUFFER_SIZE <= 0)
return (NULL);
memory[fd] = ft_check(memory[fd], fd);
if (!memory[fd])
return (ft_free(memory[fd]));
line = ft_get_line(memory[fd]);
memory[fd] = ft_get_next(memory[fd]);
return (line);
}