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libs: added libft

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Jérôme Guélen 2025-02-12 14:51:05 +01:00 • committed by Khaïs COLIN
parent 6e1552a35d
commit ddb2306630
63 changed files with 2989 additions and 4 deletions
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83
libft/ft_printf.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jguelen <jguelen@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/11/06 09:32:35 by jguelen #+# #+# */
/* Updated: 2025/02/04 10:16:41 by jguelen ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
static int check_minwidth_and_precision(t_printf_format *format)
{
if (format->minwidth == LONG_MAX || format->minwidth == LONG_MIN
|| format->precision == LONG_MAX || format->precision == LONG_MIN
|| format->minwidth == INT_MIN)
return (1);
if (format->minwidth < 0)
{
format->flags |= PRINTF_MINUSFLAG;
format->minwidth *= -1;
}
if (format->precision < 0)
format->flags &= ~PRINTF_DOTFLAG;
return (0);
}
int ft_print_printf_format(int fd, t_printf_format *format)
{
static int (*const printspec[])(int fd, t_printf_format *format) = {
[PRINTF_NOSPEC] = &ft_printf_badspec,
[PRINTF_CHARSPEC] = &ft_printf_char,
[PRINTF_STRINGSPEC] = &ft_printf_string,
[PRINTF_POINTERSPEC] = &ft_printf_ptr,
[PRINTF_INTSPEC] = &ft_printf_int,
[PRINTF_UINTSPEC] = &ft_printf_uint,
[PRINTF_HEXA_LOWSPEC] = &ft_printf_hexa,
[PRINTF_HEXA_UPSPEC] = &ft_printf_hexa,
[PRINTF_PERCENTSPEC] = &ft_printf_percent,
};
if (check_minwidth_and_precision(format))
return (-1);
return (printspec[format->specifier](fd, format));
}
static int ft_printf_fd(int fd, const char *s,
va_list *arg_list)
{
int len;
t_printf_format format;
if (!s)
return (-1);
len = ft_printf_parsing(fd, (char *)s, &format, arg_list);
return (len);
}
__attribute__((format(printf, 1, 2))) int ft_printf(const char *s, ...)
{
va_list arg_list;
int len;
va_start(arg_list, s);
len = ft_printf_fd(1, s, &arg_list);
va_end(arg_list);
return (len);
}
__attribute__((format(printf, 2, 3))) int ft_dprintf(int fd,
const char *s, ...)
{
va_list arg_list;
int len;
va_start(arg_list, s);
len = ft_printf_fd(fd, s, &arg_list);
va_end(arg_list);
return (len);
}