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ft_printf.c
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ft_printf.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ykoh <ykoh@student.42seoul.kr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/09/02 22:20:29 by ykoh #+# #+# */
/* Updated: 2020/09/30 17:56:59 by ykoh ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
static int put_specifier(t_fs fs)
{
if (fs.specifier == 'd' || fs.specifier == 'i' || fs.specifier == 'u' ||
fs.specifier == 'o' || fs.specifier == 'x' || fs.specifier == 'X' ||
fs.specifier == 'p')
return (put_specifier_diuxp(fs));
else if (fs.specifier == 'e' || fs.specifier == 'f' || fs.specifier == 'g')
return (put_specifier_efg(fs));
else if (fs.specifier == 'c')
return (put_specifier_c(fs));
else if (fs.specifier == 's')
return (put_specifier_s(fs));
else if (fs.specifier == '%')
return (put_specifier_percent(fs));
else
return (0);
}
static void fs_manager(va_list ap, t_fs *fs, int nbyte)
{
manage_length(ap, fs, nbyte);
manage_precision(fs);
manage_flags(fs);
manage_width(fs);
}
static int write_format(const char **format, va_list ap, int nbyte)
{
t_fs fs;
ft_bzero(&fs, sizeof(fs));
(*format)++;
set_fs(format, &fs, ap);
fs_manager(ap, &fs, nbyte);
return (put_specifier(fs));
}
int ft_printf(const char *format, ...)
{
va_list ap;
int nbyte;
nbyte = 0;
va_start(ap, format);
while (*format)
{
if (*format != '%')
nbyte += write(1, format++, 1);
else
nbyte += write_format(&format, ap, nbyte);
}
va_end(ap);
return (nbyte);
}