123 lines
2.3 KiB
C
123 lines
2.3 KiB
C
#include "ftprintf.h"
|
|
|
|
t_fmt *ft_parse(char **format, va_list ap)
|
|
{
|
|
t_fmt *fmt;
|
|
|
|
fmt = ft_fmt_init();
|
|
ft_parse_flags(fmt, format);
|
|
ft_parse_width(fmt, format, ap);
|
|
ft_parse_precision(fmt, format, ap);
|
|
ft_parse_modifiers(fmt, format);
|
|
fmt->conversion = **format;
|
|
(*format)++;
|
|
ft_fmt_validate_mod(fmt);
|
|
ft_fmt_validate_flags(fmt);
|
|
ft_fmt_simplify(fmt);
|
|
fmt->valid = ft_fmt_validate_conversion(fmt) ? 0 : 1;
|
|
|
|
/* ft_fmt_print(fmt); */
|
|
return (fmt);
|
|
}
|
|
|
|
void ft_parse_flags(t_fmt *fmt, char **format)
|
|
{
|
|
int i;
|
|
char *str;
|
|
|
|
|
|
i = 0;
|
|
str = *format;
|
|
while (str[i])
|
|
{
|
|
if (ft_strchr(ALL_FLAGS, (int)str[i]))
|
|
{
|
|
if (!ft_strchr(fmt->flags, (int)str[i]))
|
|
ft_strncat(fmt->flags, str + i, 1);
|
|
}
|
|
else
|
|
break ;
|
|
i++;
|
|
}
|
|
*format += i;
|
|
/* printf("\nparse_flags: %s\n", *format); */
|
|
/* fflush(stdout); */
|
|
}
|
|
|
|
void ft_parse_width(t_fmt *fmt, char **format, va_list ap)
|
|
{
|
|
int i;
|
|
char buf[10];
|
|
char *str;
|
|
|
|
i = 0;
|
|
str = *format;
|
|
if (str[i] == '*')
|
|
{
|
|
i++;
|
|
fmt->width = va_arg(ap, int);
|
|
}
|
|
else
|
|
{
|
|
ft_strcpy(buf, "0");
|
|
while (ft_isdigit((int)(str[i])))
|
|
ft_strncat(buf, str + i++, 1);
|
|
fmt->width = ft_atoi(buf);
|
|
}
|
|
*format += i;
|
|
/* printf("found width: %i\n", fmt->width); */
|
|
/* printf("\nparse_nums: %s\n", *format); */
|
|
/* fflush(stdout); */
|
|
}
|
|
|
|
void ft_parse_precision(t_fmt *fmt, char **format, va_list ap)
|
|
{
|
|
int i;
|
|
char buf[10];
|
|
char *str;
|
|
|
|
i = 0;
|
|
str = *format;
|
|
if (str[i] == '.')
|
|
{
|
|
if (str[++i] == '*')
|
|
{
|
|
i++;
|
|
fmt->precision = va_arg(ap, int);
|
|
}
|
|
else
|
|
{
|
|
ft_strcpy(buf, "0");
|
|
while (ft_isdigit(str[i]))
|
|
ft_strncat(buf, str + i++, 1);
|
|
fmt->precision = ft_atoi(buf);
|
|
}
|
|
}
|
|
/* printf("found preci: %i\n", fmt->precision); */
|
|
*format += i;
|
|
}
|
|
|
|
|
|
void ft_parse_modifiers(t_fmt *fmt, char **format)
|
|
{
|
|
char *str;
|
|
|
|
str = *format;
|
|
if (str[0] == 'h' && str[1] == 'h')
|
|
ft_strcpy(fmt->modifier, "hh");
|
|
else if (str[0] == 'h' && str[1] != 'h')
|
|
ft_strcpy(fmt->modifier, "h");
|
|
else if (str[0] == 'l' && str[1] == 'l')
|
|
ft_strcpy(fmt->modifier, "ll");
|
|
else if (str[0] == 'l' && str[1] != 'l')
|
|
ft_strcpy(fmt->modifier, "l");
|
|
else if (str[0] == 'j')
|
|
ft_strcpy(fmt->modifier, "j");
|
|
else if (str[0] == 'z')
|
|
ft_strcpy(fmt->modifier, "z");
|
|
else
|
|
ft_strcpy(fmt->modifier, "");
|
|
*format += ft_strlen(fmt->modifier);
|
|
/* printf("\nparse_mods: %s\n", *format); */
|
|
/* fflush(stdout); */
|
|
}
|