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fprintf

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Loic Deridder
2025-01-24 10:19:26 +01:00
parent 8dabbc426f
commit c92d92dc99
15 changed files with 1088 additions and 0 deletions
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107
lib/libft/srcs/fprintf/ft_fprintf.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_fprintf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lderidde <lderidde@student.s19.be> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/10/28 09:53:00 by lderidde #+# #+# */
/* Updated: 2024/11/04 13:45:38 by lderidde ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_fprintf.h"
static int ft_print_arg(char c, va_list args, t_flags flags, int *check)
{
int count;
count = 0;
if (c == 'c')
count = ft_print_char(va_arg(args, int), flags);
else if (c == 's')
count = ft_print_s(va_arg(args, char *), flags);
else if (c == 'p')
count = ft_print_ptr((unsigned long)va_arg(args, void *), flags);
else if (c == 'd' || c == 'i')
count = ft_print_int(va_arg(args, int), flags);
else if (c == 'u')
count = ft_print_us(va_arg(args, unsigned int), flags);
else if (c == 'x')
count = ft_print_hex((unsigned int)va_arg(args, int), 0, flags);
else if (c == 'X')
count = ft_print_hex((unsigned int)va_arg(args, int), 1, flags);
else if (c == '%')
count = ft_print_char('%', flags);
if (count == -1)
*check = -1;
return (count);
}
static int parse_flag(const char *str, int i, t_flags *flags)
{
while (str[++i] && ft_isflag(str[i]))
{
if (str[i] == '-')
*flags = flag_left(*flags);
if (str[i] == '0' && flags->left == 0)
flags->zero = 1;
if (str[i] == '.')
i = flag_precision(str, i, flags);
if (str[i] == '#')
flags->hash = 1;
if (str[i] == '+')
flags->plus = 1;
if (str[i] == ' ')
flags->space = 1;
if (str[i] > '0' && str[i] <= '9')
i = flag_width(str, i, flags) - 1;
if (is_spec(str[i]))
{
flags->spec = str[i];
break ;
}
}
return (i);
}
static int parse_print(int fd, const char *str, va_list args)
{
int count;
int i;
int tmp;
t_flags flags;
i = -1;
count = 0;
tmp = 0;
while (str[++i])
{
flags = init_flags(flags, fd);
if (str[i] == '%' && str[i + 1] != '\0')
{
tmp = parse_flag(str, i, &flags);
if (flags.spec != 0)
i = tmp;
if (str[i] && is_spec(str[i]) && flags.spec != 0)
count += ft_print_arg(str[i], args, flags, &tmp);
}
else if (str[i] != '%')
count += print_c((unsigned char)str[i], &tmp, flags);
if (tmp == -1)
return (-1);
}
return (count);
}
int ft_fprintf(int fd, const char *str, ...)
{
va_list args;
int count;
count = 0;
va_start(args, str);
count = parse_print(fd, str, args);
va_end(args);
return (count);
}