nicolas-arnaud
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ft_printf
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First release

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narnaud 3 years ago
parent
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a66aec0363
9 changed files with 293 additions and 0 deletions
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  1. 3
      .gitmodules
  2. 34
      Makefile
  3. 39
      ft_printf.c
  4. 33
      ft_printf.h
  5. 58
      ft_putchars.c
  6. 47
      ft_putnbrs.c
  7. 31
      ft_putptr.c
  8. 47
      ft_putx.c
  9. 1
      libft

3
.gitmodules
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[submodule "libft"]
path = libft
url = git@45.76.46.66:narnaud/libft.git

34
Makefile
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NAME = libftprintf.a
SRCS = ft_printf.c ft_putchars.c ft_putnbrs.c ft_putptr.c ft_putx.c
OBJS = ${SRCS:.c=.o}
MAIN = main.c
MAIN_O = ${MAIN:.c=.o}
RM = rm -rf
CC = gcc
CFLAGS = -Werror -Wall -Wextra
AR = ar -rcs
.c.o:
${CC} ${CFLAGS} -c $< -o ${<:.c=.o}
all: $(NAME)
$(NAME): $(OBJS)
${MAKE} -C ./libft
cp ./libft/libft.a libftprintf.a
${AR} ${NAME} ${OBJS}
clean:
${RM} ${OBJS}
${RM} ./libft/*.o
fclean: clean
${RM} ${NAME}
${RM} ./libft/libft.a
re: fclean all
.PHONY: all clean fclean re

39
ft_printf.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: narnaud <narnaud@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/27 08:09:49 by narnaud #+# #+# */
/* Updated: 2021/11/17 09:40:16 by narnaud ### ########.fr */
/* */
/* ************************************************************************** */
#include "./libft/libft.h"
#include "ft_printf.h"
int ft_printf(const char *str, ...)
{
va_list args;
size_t n;
size_t i;
const char *g_types = {"cspdiuxX%"};
static int (*g_printf_fcts[9])(va_list arg, const char *str) = {\
va_putchar, va_putstr, va_putptr, va_putnbr, va_putnbr, va_putunsign, \
va_putx, va_putx_cap, va_putperc};
i = 0;
va_start (args, str);
while (*str)
{
n = -1;
if ((*str == '%' && str++) || !(++i && ft_putchar((int)*str)))
while (++n < 9)
if (g_types[n] == *str)
i += (g_printf_fcts[n])(args, str);
str++;
}
va_end(args);
return (i);
}

33
ft_printf.h
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf.h :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: narnaud <narnaud@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/27 08:09:45 by narnaud #+# #+# */
/* Updated: 2021/12/21 09:39:34 by narnaud ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef FT_PRINTF_H
# define FT_PRINTF_H
# define MEM_ADD_SIZE 6
# include "./libft/libft.h"
# include <stdarg.h>
int ft_putchar(int ch);
int ft_putstr(char *str);
int va_putchar(va_list va_ch, const char *str);
int va_putstr(va_list va_str, const char *str);
int va_putptr(va_list va_ptr, const char *str);
int va_putnbr(va_list va_int, const char *str);
int va_putunsign(va_list va_uint, const char *str);
int va_putx(va_list va_uint, const char *str);
int va_putx_cap(va_list va_uint, const char *str);
int va_putperc(va_list va, const char *str);
int ft_printf(const char *str, ...);
#endif

58
ft_putchars.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_putchars.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: narnaud <narnaud@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/27 09:17:03 by narnaud #+# #+# */
/* Updated: 2021/11/17 09:57:53 by narnaud ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
int ft_putchar(int ch)
{
char c;
c = (char)ch;
write(1, &c, 1);
return (1);
}
int ft_putstr(char *str)
{
int i;
i = 0;
if (!str)
{
ft_putstr("(null)");
return (6);
}
while (str[i])
ft_putchar(str[i++]);
return (i);
}
int va_putchar(va_list va_ch, const char *str)
{
(void)*str;
ft_putchar(va_arg(va_ch, int));
return (1);
}
int va_putstr(va_list va_str, const char *str)
{
(void)*str;
return (ft_putstr(va_arg(va_str, char *)));
}
int va_putperc(va_list va, const char *str)
{
(void)*str;
(void)va;
ft_putchar('%');
return (1);
}

47
ft_putnbrs.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_putnbrs.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: narnaud <narnaud@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/27 09:34:01 by narnaud #+# #+# */
/* Updated: 2021/12/21 10:06:28 by narnaud ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
int ft_putnbr(int n, const char *str)
{
char *n_str;
int ret;
(void)*str;
n_str = ft_itoa(n);
ret = ft_putstr(n_str);
free(n_str);
return (ret);
}
int ft_putunsign(unsigned int n, const char *str)
{
char *n_str;
int ret;
(void)*str;
n_str = ft_utoa(n);
ret = ft_putstr(n_str);
free(n_str);
return (ret);
}
int va_putnbr(va_list va, const char *str)
{
return (ft_putnbr(va_arg(va, int), str));
}
int va_putunsign(va_list va, const char *str)
{
return (ft_putunsign(va_arg(va, unsigned int), str));
}

31
ft_putptr.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_putptr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: narnaud <narnaud@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/27 10:13:07 by narnaud #+# #+# */
/* Updated: 2021/12/21 09:50:41 by narnaud ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
int ft_putptr(void *ptr)
{
char *str;
int ret;
str = ft_itox((unsigned long long int)ptr, "0123456789abcdef");
ft_putstr("0x");
ret = ft_putstr(str);
free(str);
return (ret + 2);
}
int va_putptr(va_list va_ptr, const char *str)
{
(void)*str;
return (ft_putptr(va_arg(va_ptr, void *)));
}

47
ft_putx.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_putx.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: narnaud <narnaud@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/27 09:54:24 by narnaud #+# #+# */
/* Updated: 2021/11/17 10:24:24 by narnaud ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
int ft_putx(unsigned int n)
{
char *str;
int ret;
str = ft_itox((unsigned long int)n, "0123456789abcdef");
ret = ft_putstr(str);
free(str);
return (ret);
}
int ft_putx_cap(unsigned int n)
{
char *str;
int ret;
str = ft_itox((unsigned long int)n, "0123456789ABCDEF");
ret = ft_putstr(str);
free(str);
return (ret);
}
int va_putx(va_list va_uint, const char *str)
{
(void)*str;
return (ft_putx(va_arg(va_uint, unsigned int)));
}
int va_putx_cap(va_list va_uint, const char *str)
{
(void)*str;
return (ft_putx_cap(va_arg(va_uint, unsigned int)));
}

1
libft

@ -0,0 +1 @@
Subproject commit 0ba7ffd7c6a28b0f02cc937d32773fb9d4095eca
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