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This commit is contained in:
Camille Chauvet
2022-09-27 16:29:23 +02:00
commit 1d0f0b1901
25 changed files with 663 additions and 0 deletions
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64
Makefile Normal file
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# **************************************************************************** #
# #
# ::: :::::::: #
# Makefile :+: :+: :+: #
# +:+ +:+ +:+ #
# By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2022/09/27 08:39:27 by cchauvet #+# #+# #
# Updated: 2022/09/27 16:08:49 by cchauvet ### ########.fr #
# #
# **************************************************************************** #
SRCS = ft_isalpha.c \
ft_isdigit.c \
ft_isalnum.c \
ft_isascii.c \
ft_isprint.c \
ft_strlen.c \
ft_memset.c \
ft_bzero.c \
ft_toupper.c \
ft_tolower.c \
ft_strchr.c \
ft_strrchr.c \
ft_strncmp.c \
ft_memcpy.c \
ft_memmove.c \
ft_memchr.c \
ft_memcmp.c \
ft_strdup.c \
ft_calloc.c
COMMENT = ft_strlcpy.c \
ft_strlcat.c \
ft_strnstr.c \
ft_atoi.c \
ft_strdup.c
OBJS = ${SRCS:.c=.o}
NAME = libft
CFLAG = -Wall -Werror -Wextra
all:
gcc -c ${CFLAG} ${SRCS}
ar rc ${NAME}.a ${OBJS}
clean:
rm -f ${OBJS}
fclean:
rm -f ${OBJS}
rm -f ${NAME}.a
re:
rm -f ${OBJS}
rm -f ${NAME}.a
gcc -c ${CFLAG} ${SRCS}
ar rc ${NAME}.a ${OBJS}
so:
$(CC) -nostartfiles -fPIC $(CFLAGS) $(SRC)
gcc -nostartfiles -shared -o libft.so $(OBJ)

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36
ft_atoi.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_atoi.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 16:14:34 by cchauvet #+# #+# */
/* Updated: 2022/09/27 16:22:36 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_atoi(const char *nptr)
{
char *str;
int out;
int sign;
out = 0;
while (*str == " ")
str++;
sign = 1;
if (*str == '-')
{
sign = -1;
str++;
}
while (ft_isdigit(*str))
{
out = 10 * out + *str - 48;
*str++;
}
return (out * sign)
}

18
ft_bzero.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_bzero.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 09:40:13 by cchauvet #+# #+# */
/* Updated: 2022/09/27 09:41:02 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void ft_bzero(void *s, size_t n)
{
ft_memset(s, 0, n);
}

24
ft_calloc.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_calloc.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 16:09:01 by cchauvet #+# #+# */
/* Updated: 2022/09/27 16:12:30 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *calloc(size_t nmemb, size_t size)
{
char *tab;
if (nmemb * size == 0)
return (NULL);
tab = malloc(nmemb * size);
ft_bzero(tab, nmemb * size);
return (tab);
}

22
ft_isalnum.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isalnum.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 11:15:04 by cchauvet #+# #+# */
/* Updated: 2022/09/27 11:32:40 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_isalnum(int c)
{
if ((('9' >= c && c >= '0')
|| ('z' >= c && c >= 'a')
|| ('Z' >= c && c >= 'A')))
return (1);
return (0);
}

20
ft_isalpha.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isalpha.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 11:15:04 by cchauvet #+# #+# */
/* Updated: 2022/09/27 11:04:58 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_isalpha(int c)
{
if (('z' >= c && c >= 'a') || ('Z' >= c && c >= 'A'))
return (1);
return (0);
}

18
ft_isascii.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isascii.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 11:57:55 by cchauvet #+# #+# */
/* Updated: 2022/09/26 13:33:50 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
int ft_isascii(int c)
{
if (c >= 0 && 127 >= c)
return (1);
return (0);
}

20
ft_isdigit.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isdigit.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 11:15:04 by cchauvet #+# #+# */
/* Updated: 2022/09/27 11:09:19 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_isdigit(int c)
{
if ('9' >= c && c >= '0')
return (1);
return (0);
}

18
ft_isprint.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isprint.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 11:52:31 by cchauvet #+# #+# */
/* Updated: 2022/09/27 15:46:02 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_isprint(int c)
{
return (32 <= c && c <= 127);
}

31
ft_memchr.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memchr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 13:40:09 by cchauvet #+# #+# */
/* Updated: 2022/09/27 13:59:03 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *ft_memchr(const void *s, int c, size_t n)
{
unsigned char *tab;
size_t i;
unsigned char tofind;
tab = (unsigned char *) s;
tofind = (unsigned char) c;
i = 0;
while (i < n)
{
if (tab[i] == tofind)
return (tab + i);
i++;
}
return (NULL);
}

29
ft_memcmp.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memcmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 14:15:37 by cchauvet #+# #+# */
/* Updated: 2022/09/27 15:10:56 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_memcmp(const void *s1, const void *s2, size_t n)
{
unsigned char *str1;
unsigned char *str2;
size_t i;
if (n == 0)
return (0);
str1 = (unsigned char *) s1;
str2 = (unsigned char *) s2;
i = 0;
while (str1[i] == str2[i] && i < n - 1)
i++;
return (str1[i] - str2[i]);
}

32
ft_memcpy.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memcpy.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 09:42:11 by cchauvet #+# #+# */
/* Updated: 2022/09/27 15:07:20 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *ft_memcpy(void *dest, const void *src, size_t n)
{
char *tab1;
char *tab2;
size_t i;
if (dest == NULL || src == NULL)
return (NULL);
tab1 = dest;
tab2 = (void *) src;
i = 0;
while (i < n)
{
tab1[i] = tab2[i];
i++;
}
return (tab1);
}

35
ft_memmove.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memmove.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 11:44:12 by cchauvet #+# #+# */
/* Updated: 2022/09/27 14:14:24 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *ft_memmove(void *dest, const void *src, size_t n)
{
size_t i;
char *tab1;
char *tab2;
tab1 = dest;
tab2 = (void *) src;
if (tab1 < tab2)
ft_memcpy(dest, src, n);
else
{
i = n;
while (0 < i)
{
i--;
tab1[i] = tab2[i];
}
}
return (dest);
}

28
ft_memset.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memset.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 09:29:51 by cchauvet #+# #+# */
/* Updated: 2022/09/27 09:48:23 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *ft_memset(void *s, int c, size_t n)
{
char *tab;
size_t i;
tab = s;
i = 0;
while (i < n)
{
tab[i] = c;
i++;
}
return (s);
}

24
ft_strchr.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strchr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 14:44:15 by cchauvet #+# #+# */
/* Updated: 2022/09/27 11:30:30 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *strchr(const char *s, int c)
{
while (*s)
{
if (*s == c)
return ((char *) s);
s++;
}
return (NULL);
}

31
ft_strdup.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strdup.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 16:00:49 by cchauvet #+# #+# */
/* Updated: 2022/09/27 16:07:00 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *strdup(const char *s)
{
char *in;
char *out;
size_t i;
in = (char *) s;
out = malloc(sizeof(char) * (ft_strlen(in) + 1));
i = 0;
while (in[i])
{
out[i] = in[i];
i++;
}
out[i] = 0;
return (out);
}

29
ft_strlcpy.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strlcpy.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 16:24:15 by cchauvet #+# #+# */
/* Updated: 2022/09/27 16:29:08 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *strlcpy(char *dst, const char *src, size_t size)
{
char *str;
size_t i;
i = 0;
str = (char *) src;
while (str[i + 1] && dst[i + 1] && i < size - 1)
{
dst[i] = src[i];
i++;
}
dst[i] = 0;
return (dst);
}

22
ft_strlen.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strlen.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 12:03:59 by cchauvet #+# #+# */
/* Updated: 2022/09/27 09:02:11 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include <stddef.h>
size_t ft_strlen(const char *s)
{
size_t length;
length = 0;
while (s[length])
length++;
return (length);
}

23
ft_strncmp.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strncmp.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 08:30:26 by cchauvet #+# #+# */
/* Updated: 2022/09/27 08:36:25 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int strncmp(const char *s1, const char *s2, size_t n)
{
size_t i;
i = 0;
while (s1[i] == s2[i] && i < n - 1 && s1[i] && s2[i])
i++;
return (s1[i] - s2[i]);
}

27
ft_strrchr.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strrchr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/27 08:25:33 by cchauvet #+# #+# */
/* Updated: 2022/09/27 11:29:58 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *strrchr(const char *s, int c)
{
char *ret;
ret = NULL;
while (*s)
{
if (*s == (char) c)
ret = (char *) s;
s++;
}
return (ret);
}

31
ft_strstr.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strstr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 13:39:33 by cchauvet #+# #+# */
/* Updated: 2022/09/26 15:11:03 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "lib_ft.h"
char *strstr(const char *haystack, const char *needle)
{
int i;
if (!*needle)
return (haystack);
while (*haystack)
{
i = 0;
while (*(haystack + i) == *(needle + i))
i++;
if (!*(haystack + i))
return (needle);
str++;
}
return (NULL);
}

20
ft_tolower.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_tolower.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 13:25:48 by cchauvet #+# #+# */
/* Updated: 2022/09/27 11:18:32 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_lower(int c)
{
if (c >= 'A' && 'Z' >= c)
return (c - 48);
return (c);
}

20
ft_toupper.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_toupper.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 12:38:07 by cchauvet #+# #+# */
/* Updated: 2022/09/27 11:04:06 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_toupper(int c)
{
if (c >= 'a' && 'z' >= c)
return (c - 48);
return (c);
}

41
libft.h Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* libft.h :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 14:47:54 by cchauvet #+# #+# */
/* Updated: 2022/09/27 16:06:28 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef LIBFT_H
# define LIBFT_H
# include <stddef.h>
# include <stdlib.h>
int ft_isalpha(int c);
int ft_isdigit(int c);
int ft_isalnum(int c);
int ft_isascii(int c);
int ft_isprint(int c);
size_t ft_strlen(const char *s);
/* todo */
void *ft_memset(void *s, int c, size_t n);
void ft_bzero(void *s, size_t n);
void *ft_memcpy(void *dest, const void *src, size_t n);
void *ft_memmove(void *dest, const void *src, size_t n);
size_t ft_strlcpy(char *dst, const char *src, size_t size);
size_t ft_strlcat(char *dst, const char *src, size_t size);
int ft_toupper(int c);
int ft_tolower(int c);
char *ft_strchr(const char *s, int c);
char *ft_strrchr(const char *s, int c);
int ft_strncmp(const char *s1, const char *s2, size_t n);
void *ft_memchr(const void *s, int c, size_t n);
void *ft_memrchr(const void *s, int c, size_t n);
char *ft_strnstr(const char *big, const char *little, size_t len);
int ft_atoi(const char *nptr);
#endif