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「✨」 feat: Added get_next_line to libft

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This commit is contained in:
Adam JOLY
2024-05-25 14:29:30 +02:00
parent 20b6877420
commit f2e2059042
3 changed files with 84 additions and 2 deletions
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3
libft/Makefile
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@ -6,7 +6,7 @@
# By: mmoussou <mmoussou@student.42angouleme.fr +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2024/01/22 07:21:18 by mmoussou #+# #+# #
# Updated: 2024/05/13 17:33:16 by adjoly ### ########.fr #
# Updated: 2024/05/25 14:22:48 by adjoly ### ########.fr #
# #
# **************************************************************************** #
@ -28,6 +28,7 @@ SRCS = src/io/ft_putnbr_fd.c \
src/io/ft_printf.c \
src/io/ft_printf_fd.c \
src/io/ft_putchar_fd.c \
src/io/get_next_line/get_next_line.c \
\
src/int/ft_min.c \
src/int/ft_max.c \

9
libft/include/libft.h
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@ -6,7 +6,7 @@
/* By: mmoussou <mmoussou@student.42angouleme.fr +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/10/30 23:06:24 by mmoussou #+# #+# */
/* Updated: 2024/04/30 11:03:55 by mmoussou ### ########.fr */
/* Updated: 2024/05/25 14:24:29 by adjoly ### ########.fr */
/* */
/* ************************************************************************** */
@ -126,4 +126,11 @@ t_stack *ft_stacklast(t_stack *stack);
void ft_stackadd_back(t_stack **stack, t_stack *new);
void ft_stackadd_front(t_stack **stack, t_stack *new);
/* ----- GET_NEXT_LINE ------ */
# ifndef BUFFER_SIZE
# define BUFFER_SIZE 5
# endif
char *get_next_line(int fd);
#endif

74
libft/src/io/get_next_line/get_next_line.c Normal file
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@ -0,0 +1,74 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_next_line.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: adjoly <adjoly@student.42angouleme.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/12/01 17:11:59 by adjoly #+# #+# */
/* Updated: 2024/05/25 14:23:08 by adjoly ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char check_line(char *res, char *buf)
{
int i;
int j;
i = 0;
j = 0;
while (res[i] && res[i] != '\n')
i++;
if (res[i] == '\n')
{
i++;
while (res[i])
{
buf[j] = res[i];
i++;
j++;
}
buf[j] = 0;
res[i - j] = 0;
return (1);
}
return (0);
}
char *ft_read_error(char **buf, char *res)
{
free(*buf);
*buf = NULL;
if (res[0] != 0)
return (res);
free(res);
return (NULL);
}
char *get_next_line(int fd)
{
static char *buf;
char *res;
ssize_t bytes_read;
if (BUFFER_SIZE <= 0 || fd < 0 || fd > 1023)
return (NULL);
if (!buf)
buf = ft_calloc(sizeof(char), BUFFER_SIZE + 1);
res = ft_calloc(1, 1);
while (buf)
{
res = ft_strjoin_free_s1(res, buf);
if (!res)
return (NULL);
if (check_line(res, buf))
return (res);
bytes_read = read(fd, buf, BUFFER_SIZE);
if (bytes_read < 1)
return (ft_read_error(&buf, res));
buf[bytes_read] = 0;
}
return (NULL);
}