108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_fprintf.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: lderidde <lderidde@student.s19.be> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/10/28 09:53:00 by lderidde #+# #+# */
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/* Updated: 2024/11/04 13:45:38 by lderidde ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "ft_fprintf.h"
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static int ft_print_arg(char c, va_list args, t_flags flags, int *check)
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{
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int count;
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count = 0;
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if (c == 'c')
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count = ft_print_char(va_arg(args, int), flags);
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else if (c == 's')
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count = ft_print_s(va_arg(args, char *), flags);
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else if (c == 'p')
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count = ft_print_ptr((unsigned long)va_arg(args, void *), flags);
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else if (c == 'd' || c == 'i')
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count = ft_print_int(va_arg(args, int), flags);
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else if (c == 'u')
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count = ft_print_us(va_arg(args, unsigned int), flags);
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else if (c == 'x')
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count = ft_print_hex((unsigned int)va_arg(args, int), 0, flags);
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else if (c == 'X')
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count = ft_print_hex((unsigned int)va_arg(args, int), 1, flags);
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else if (c == '%')
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count = ft_print_char('%', flags);
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if (count == -1)
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*check = -1;
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return (count);
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}
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static int parse_flag(const char *str, int i, t_flags *flags)
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{
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while (str[++i] && ft_isflag(str[i]))
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{
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if (str[i] == '-')
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*flags = flag_left(*flags);
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if (str[i] == '0' && flags->left == 0)
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flags->zero = 1;
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if (str[i] == '.')
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i = flag_precision(str, i, flags);
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if (str[i] == '#')
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flags->hash = 1;
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if (str[i] == '+')
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flags->plus = 1;
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if (str[i] == ' ')
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flags->space = 1;
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if (str[i] > '0' && str[i] <= '9')
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i = flag_width(str, i, flags) - 1;
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if (is_spec(str[i]))
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{
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flags->spec = str[i];
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break ;
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}
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}
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return (i);
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}
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static int parse_print(int fd, const char *str, va_list args)
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{
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int count;
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int i;
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int tmp;
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t_flags flags;
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i = -1;
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count = 0;
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tmp = 0;
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while (str[++i])
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{
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flags = init_flags(flags, fd);
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if (str[i] == '%' && str[i + 1] != '\0')
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{
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tmp = parse_flag(str, i, &flags);
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if (flags.spec != 0)
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i = tmp;
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if (str[i] && is_spec(str[i]) && flags.spec != 0)
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count += ft_print_arg(str[i], args, flags, &tmp);
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}
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else if (str[i] != '%')
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count += print_c((unsigned char)str[i], &tmp, flags);
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if (tmp == -1)
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return (-1);
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}
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return (count);
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}
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int ft_fprintf(int fd, const char *str, ...)
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{
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va_list args;
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int count;
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count = 0;
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va_start(args, str);
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count = parse_print(fd, str, args);
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va_end(args);
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return (count);
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}
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