Kinou/get_next_line
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

work

Browse Source
This commit is contained in:
kinou-p 2021-11-22 11:33:32 +01:00
parent 0c29f08378
commit 3ba1886eee
5 changed files with 172 additions and 195 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
README.md
View File

@ -1 +0,0 @@
# get_next_line

275
get_next_line.c
View File

@ -1,175 +1,100 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_next_line.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: apommier <alexpomms@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/12/14 02:40:53 by apommier #+# #+# */
/* Updated: 2020/12/18 10:05:11 by apommier ### ########.fr */
/* */
/* ************************************************************************** */
#include "get_next_line.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
char *ft_strjoin(char *save, char *s2)
{
char *dest;
int i;
int j;
i = 0;
j = 0;
if (!save && !s2)
return(0);
if(!(dest = (char*)malloc(ft_strlen(save) + ft_strlen(s2) + 1)))
return (0);
while (save && save[i])
{
dest[j] = save[i];
j++;
i++;
}
i = 0;
while (s2 && s2[i])
{
dest[j] = s2[i];
j++;
i++;
}
dest[j] = 0;
return (dest);
}
char *up_save(char **save, int fd, int *end)
{
char *dest;
char *delete;
dest = 0;
delete = *save;
if (!(dest = (char*)malloc(1 + BUFFER_SIZE)))
{
if (*save)
free(*save);
return (0);
}
*end = read(fd, dest, BUFFER_SIZE);
if (*end == -1)
return (0);
dest[*end] = 0;
if (!(*save = ft_strjoin(*save, dest)))
{
free(dest);
free(delete);
return (0);
}
free(delete);
free(dest);
return (*save);
}
int is_line(char *save, int *end)
{
int i;
i = 0;
if (save == 0)
return (1);
if (*end < BUFFER_SIZE)
{
while (save[i] && save[i] != '\n')
i++;
if (save[i] == '\n')
*end = BUFFER_SIZE;
}
i = 0;
while (save[i])
{
if (save[i] == '\n')
{
save[i] = 0;
return (1);
}
i++;
}
if (*end < BUFFER_SIZE)
return (1);
return (0);
}
char *is_next_line(char **save, int *end, int fd)
{
char *delete;
int i;
i = 0;
delete = *save;
while (*save && (*save)[i])
i++;
if (*save && !(*save = ft_strjoin(*save + i + 1, 0)))
{
free(delete);
return (0);
}
up_save(save, fd, end);
while (!is_line(*save, end))
{
up_save(save, fd, end);
if (!(*save))
{
free(delete);
return (0);
}
}
free(delete);
return (*save);
}
int get_next_line(int fd, char **line)
{
int end;
static char **save;
if (!save)
{
if(!(save = malloc(sizeof(char*))))
return (-1);
*save = 0;
}
else if (*save == 0)
{
*line = *save;
free(*save);
free(save);
return (0);
}
end = BUFFER_SIZE;
if (fd < 0 || !line || BUFFER_SIZE < 1)
{
return (-1);
free(save);
}
is_next_line(save, &end, fd);
if (!(*save))
return (-1);
free(*line);
*line = ft_strjoin(*save, 0);
if (!(*line))
{
free(*save);
return (-1);
}
if (end < BUFFER_SIZE)
{
free(*save);
free(save);
return (0);
}
return (1);
}
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_next_line.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: kinou <alexpomms@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/23 07:55:17 by kinou #+# #+# */
/* Updated: 2021/11/01 10:21:35 by kinou ### ########.fr */
/* */
/* ************************************************************************** */
#include "get_next_line.h"
char *ft_free(char *save, int *end)
{
if (!*end)
{
free(save);
free(end);
return (0);
}
free(end);
return (save);
}
char *set_line(char *line, char *save)
{
int i;
i = 0;
line = ft_strjoin(save, 0);
while (line[i] && line[i] != '\n')
i++;
if (line[i] == '\n')
{
while (line[i++])
line[i] = '\0';
}
return (line);
}
char *set_save(char *save)
{
char *delete;
int i;
i = 0;
delete = save;
while (save[i] && save[i] != '\n')
i++;
if (save[i] != '\n')
i = 0;
save = ft_strjoin((save + i + 1), 0);
free(delete);
return (save);
}
char *next_line(char *save, int *end, int fd)
{
char *delete;
char *dest;
while (!ft_strchr(save, '\n') && *end > 0)
{
dest = ft_calloc(1, BUFFER_SIZE + 1);
*end = read(fd, dest, BUFFER_SIZE);
delete = save;
save = ft_strjoin(save, dest);
free(delete);
free(dest);
}
return (save);
}
char *get_next_line(int fd)
{
static char *save = NULL;
int *end;
char *line;
line = 0;
if (fd < 0 || BUFFER_SIZE < 1)
return (0);
end = malloc(sizeof(int *));
*end = 1;
if (save == NULL)
save = ft_calloc(1, 1);
save = next_line(save, end, fd);
line = set_line(line, save);
if (ft_strlen(line) > 0)
{
save = set_save(save);
save = ft_free(save, end);
return (line);
}
free(line);
save = ft_free(save, end);
return (0);
}

16
get_next_line.h
View File

@ -6,20 +6,20 @@
/* By: apommier <alexpomms@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/12/14 05:58:49 by apommier #+# #+# */
/* Updated: 2020/12/16 08:44:39 by apommier ### ########.fr */
/* Updated: 2021/11/02 18:16:14 by kinou ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef GET_NEXT_LINE_H
# define GET_NEXT_LINE_H
#include <stdlib.h>
#include <unistd.h>
int get_next_line(int fd, char **line);
int is_line(char *save, int *end);
char *up_save(char **save, int fd, int *end);
char *ft_strjoin(char *savee, char *s2);
# include <stdlib.h>
# include <unistd.h>
int ft_strlen(char *s1);
char *is_nex_line(char **save, int *end, int fd);
char *get_next_line(int fd);
char *ft_strjoin(char *savee, char *s2);
char *ft_strchr(const char *s, int c);
void *ft_calloc(size_t nmemb, size_t size);
#endif

66
get_next_line_utils.c
View File

@ -12,9 +12,10 @@
#include "get_next_line.h"
int ft_strlen(char *s1)
int ft_strlen(char *s1)
{
int i;
int i;
i = 0;
if (!s1)
return (0);
@ -22,3 +23,64 @@ int ft_strlen(char *s1)
i++;
return (i);
}
char *ft_strjoin(char *save, char *s2)
{
char *dest;
int i;
int j;
i = 0;
j = 0;
if (!save && !s2)
return (0);
dest = malloc(ft_strlen(save) + ft_strlen(s2) + 1);
while (save && save[i])
{
dest[j] = save[i];
j++;
i++;
}
i = 0;
while (s2 && s2[i])
{
dest[j] = s2[i];
j++;
i++;
}
dest[j] = 0;
return (dest);
}
char *ft_strchr(const char *s, int c)
{
char *str;
if (!s)
return ("no s");
str = (char *)s;
while ((*str != c) && (*str != 0))
str++;
if (*str == c)
return ((char *)str);
else
return (0);
}
void *ft_calloc(size_t nmemb, size_t size)
{
char *new;
int i;
i = 0;
new = malloc(size * nmemb);
if (new)
{
while (size * nmemb - i)
{
new[i] = 0;
i++;
}
}
return ((void *)new);
}

9
texte
View File

@ -1,9 +0,0 @@
ijhgfddfghjkjhgfdl
dhjkjhlkgjgfh
cgbxf
gsdfg
dfgdgfdghdfhdg
dg
dhgdhdfjhdghdghd
hg
dhgdhgdhgdgh``