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This commit is contained in:
Camille Chauvet 2022-10-07 02:30:03 +02:00
commit 780ac9ced3
19 changed files with 556 additions and 0 deletions
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36
Makefile Normal file
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# **************************************************************************** #
# #
# ::: :::::::: #
# Makefile :+: :+: :+: #
# +:+ +:+ +:+ #
# By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2022/09/27 08:39:27 by cchauvet #+# #+# #
# Updated: 2022/10/06 16:37:11 by cchauvet ### ########.fr #
# #
# **************************************************************************** #
SRCS =
OBJS = ${SRCS:.c=.o}
NAME = libftprintf
CFLAG = -Wall -Werror -Wextra
%.o: %.c libftprintf.h
${CC} ${CFLAGS} -c -o $@ $<
all: ${NAME}
${NAME}: ${OBJS}
ar -rc ${NAME}.a ${OBJS}
clean:
rm -f ${OBJS} ${BOBJS}
fclean: clean
rm -f ${NAME}.a
re: fclean all
.PHONY: bonus extra clean fclean re

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a.out Executable file
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25
ft_ctoa.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_ctoa.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/05 21:42:53 by cchauvet #+# #+# */
/* Updated: 2022/10/07 00:49:07 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
char *ft_ctoa(int c)
{
char *s;
s = malloc(sizeof(char) * 2);
if (s == NULL)
return (NULL);
s[0] = (char) c;
s[1] = 0;
return (s);
}

55
ft_itoa.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_itoa.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/29 13:49:45 by cchauvet #+# #+# */
/* Updated: 2022/10/06 21:25:27 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
static int ft_nb_digit(int n)
{
int out;
out = 0;
while (n)
{
n /= 10;
out++;
}
return (out);
}
char *ft_itoa(int n)
{
char *out;
unsigned int nb[2];
if (!n)
return (ft_strdup("0"));
nb[0] = ft_nb_digit(n);
if (n < 0)
{
nb[1] = -n;
nb[0]++;
}
else
nb[1] = n;
out = malloc(sizeof(char) * (nb[0] + 1));
if (out == NULL)
return (NULL);
out[nb[0]--] = 0;
if (n < 0)
out[0] = '-';
while (nb[1])
{
out[nb[0]--] = nb[1] % 10 + 48;
nb[1] /= 10;
}
return (out);
}

55
ft_itoabase.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_itoabase.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/29 13:49:45 by cchauvet #+# #+# */
/* Updated: 2022/10/06 18:22:32 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
static size_t ft_nb_digit(int n, size_t base_size)
{
int out;
out = 0;
while (n)
{
n /= base_size;
out++;
}
return (out);
}
char *ft_itoabase(int n, char *base)
{
char *out;
unsigned int nb[2];
if (!n)
return (ft_ctoa(base[0]));
nb[0] = ft_nb_digit(n, ft_strlen(base));
if (n < 0)
{
nb[1] = -n;
nb[0]++;
}
else
nb[1] = n;
out = malloc(sizeof(char) * (nb[0] + 1));
if (out == NULL)
return (NULL);
out[nb[0]--] = 0;
if (n < 0)
out[0] = '-';
while (nb[1])
{
out[nb[0]--] = base[nb[1] % ft_strlen(base)];
nb[1] /= ft_strlen(base);
}
return (out);
}

23
ft_printf.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/06 22:01:28 by cchauvet #+# #+# */
/* Updated: 2022/10/07 01:43:13 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
int ft_printf(const char *s, ...)
{
va_list va;
va_start(va, s);
ft_vdprintf(1, s, va);
va_end(va);
return (ft_strlen(s));
}

33
ft_ptoa.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_ptoa.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/06 17:41:04 by cchauvet #+# #+# */
/* Updated: 2022/10/06 21:44:49 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
char *ft_ptoa(void *ptr)
{
unsigned long address;
size_t i;
char *out;
char *s;
address = (unsigned long) ptr;
s = ft_itoabase(address, "0123456789ABCDEF");
out = malloc(22 * sizeof(char *));
out = "0x";
while (s[i] != 0)
{
out[i + 2] = s[i];
i++;
}
out = 0;
return (out);
}

18
ft_putchar_fd.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_putchar_fd.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/29 22:23:35 by cchauvet #+# #+# */
/* Updated: 2022/09/29 22:24:53 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
void ft_putchar_fd(char c, int fd)
{
write(fd, &c, 1);
}

21
ft_putendl_fd.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_putendl_fd.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/29 22:26:36 by cchauvet #+# #+# */
/* Updated: 2022/09/29 22:43:19 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
void ft_putendl_fd(char *s, int fd)
{
if (s == NULL)
return ;
ft_putstr_fd(s, fd);
ft_putchar_fd('\n', fd);
}

21
ft_putstr_fd.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_putstr_fd.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/29 22:25:08 by cchauvet #+# #+# */
/* Updated: 2022/09/29 22:40:34 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
void ft_putstr_fd(char *s, int fd)
{
if (s == NULL)
return ;
while (*s)
write(fd, s++, 1);
}

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: 2022/10/05 20:56:37 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
char *ft_strchr(const char *s, int c)
{
while (*s != (char) c)
{
if (*s == 0)
return (NULL);
s++;
}
return ((char *) s);
}

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: 2022/10/06 16:53:02 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
char *ft_strdup(char *s)
{
char *out;
size_t i;
out = malloc((ft_strlen(s) + 1) * sizeof(char));
if (out == NULL)
return (NULL);
i = 0;
while (s[i])
{
out[i] = s[i];
i++;
}
out[i] = 0;
return (out);
}

23
ft_strlen.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strlen.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/06 17:39:05 by cchauvet #+# #+# */
/* Updated: 2022/10/06 17:40:41 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
size_t ft_strlen(const char *s)
{
size_t i;
i = 0;
while (s[i])
i++;
return (i);
}

23
ft_vdprintf.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_vdprintf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/06 16:39:25 by cchauvet #+# #+# */
/* Updated: 2022/10/07 01:38:18 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
char *ft_vdprintf(int fd, const char *format, va_list va)
{
char *str;
str = ft_strdup("");
str = ft_vsprintf(str, format, va);
ft_putstr_fd(str, fd);
return (str);
}

18
ft_vprintf.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_vprintf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/07 01:05:23 by cchauvet #+# #+# */
/* Updated: 2022/10/07 01:43:58 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
int ft_vprintf(const char *format, va_list va)
{
return (ft_strlen(ft_vdprintf(1, format, va)));
}

91
ft_vsprintf.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_vsprintf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/06 10:44:36 by cchauvet #+# #+# */
/* Updated: 2022/10/07 02:26:50 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
static char *ft_argtoa(int c, va_list args)
{
if (c == 'c')
return (ft_ctoa(va_arg(args, int)));
if (c == 's')
return (ft_strdup(va_arg(args, char *)));
if (c == 'd' || c == 'i')
return (ft_itoa(va_arg(args, long int)));
if (c == 'p')
return (ft_ptoa(va_arg(args, void *)));
if (c == 'x')
return (ft_itoabase(va_arg(args, long int), "0123456789abcdef"));
if (c == 'X')
return (ft_itoabase(va_arg(args, long int), "0123456789ABCDEF"));
if (c == '%')
return (ft_ctoa('%'));
return (NULL);
}
static size_t ft_seglen(const char *str)
{
size_t i;
i = 0;
while (str[i] != 0 && str[i] != '%')
i++;
return (i);
}
static char *ft_strfjoin(char *s1, const char *s2)
{
size_t i;
size_t j;
char *out;
if (s1 == NULL || s2 == NULL)
return (NULL);
out = malloc((ft_seglen(s1) + ft_seglen(s2) + 1) * sizeof(char));
i = 0;
while (s1[i] != 0 && s2[i] != '%')
{
out[i] = s1[i];
i++;
}
free(s1);
j = 0;
while (s2[j] != 0 && s2[j] != '%')
{
out[i + j] = s2[j];
j++;
}
out[i + j] = 0;
return (out);
}
char *ft_vsprintf(char *str, const char *format, va_list va)
{
char *mid_out;
while (format != NULL)
{
str = ft_strfjoin(str, format);
format = ft_strchr(format, '%');
if (format == NULL)
break ;
else
format += 1;
mid_out = ft_argtoa(*format, va);
if (mid_out == NULL)
{
free(str);
return (0);
}
str = ft_strfjoin(str, mid_out);
}
return (str);
}

39
libftprintf.h Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* libftprintf.h :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/26 14:47:54 by cchauvet #+# #+# */
/* Updated: 2022/10/07 01:37:57 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef LIBFTPRINTF_H
# define LIBFTPRINTF_H
# include <stdlib.h>
# include <unistd.h>
# include <stdarg.h>
char *ft_strndup(const char *s, size_t n);
size_t ft_strlen(const char *s);
char *ft_strchr(const char *s, int c);
char *ft_itoa(int n);
char *ft_ctoa(int c);
char *ft_strdup(char *s);
char *ft_ptoa(void *ptr);
char *ft_utoa(unsigned int n);
char *ft_itoabase(int n, char *base);
int ft_printf(const char *format, ...);
int ft_vprintf(const char *format, va_list va);
char *ft_vsprintf(char *str, const char *format, va_list va);
char *ft_vdprintf(int fd, const char *format, va_list va);
void ft_putchar_fd(char c, int fd);
void ft_putstr_fd(char *s, int f);
#endif

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20
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/06 17:35:15 by cchauvet #+# #+# */
/* Updated: 2022/10/07 02:25:20 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
#include <stdio.h>
int main(void)
{
ft_printf("%s", "gros peteur");
return (1);
}