extract.c


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#include <stdlib.h>
#include "header.h"

char	*extract_ap_index(t_pformat *pformat, char *fmt)
{
	int		i;
	int		tmp;
	char	*fmt_dup;

	if (!ft_isdigit(*fmt) || *fmt == '0')
		return (fmt);
	tmp = ft_atoi(fmt);
	i = 0;
	while (ft_isdigit(fmt[i]))
		i++;
	if (fmt[i] == '$')
	{
		pformat->ap_index = tmp;
		fmt_dup = ft_strdup(&fmt[++i]);
		free(fmt);
		return (fmt_dup);
	}
	return (fmt);
}

char	*extract_standalone_flags(t_pformat *pformat, char *fmt)
{
	int		i;
	char	*fmt_dup;

	i = 0;
	while (IS_STANDALONE_FLAG(fmt[i]))
	{
		if (!pformat->zero_padding)
			pformat->zero_padding = fmt[i] == '0';
		if (!pformat->left_adjusted)
			pformat->left_adjusted = fmt[i] == '-';
		i++;
	}
	fmt_dup = ft_strdup(&fmt[i]);
	free(fmt);
 	return (fmt_dup);
}

char	*extract_min_width(t_pformat *pformat, char *fmt)
{
	int		i;
	int		tmp;
	char	*fmt_dup;


	i = 0;
	if (*fmt == '*')
	{
		pformat->min_width.wildcard.exist = TRUE;
		i++;
	}
	else
	{
		if (ft_isdigit(fmt[i]))
		{
			tmp = ft_atoi(&fmt[i]);
			while (ft_isdigit(fmt[i]))
				i++;
			/* printf("%d\n", tmp); */
			if (fmt[i] == '$')
				pformat->min_width.wildcard.ap_index = tmp;
			else
			{
				pformat->min_width.value = tmp;
				pformat->min_width.wildcard.exist = FALSE;
			}
		}
	}
	fmt_dup = ft_strdup(&fmt[i]);
	free(fmt);
	return (fmt_dup);
}

char	*extract_precision(t_pformat *pformat, char *fmt)
{
	int		i;
	int		tmp;
	char	*fmt_dup;

	if (*fmt != '.')
		return (fmt);
	i = 1;
	if (fmt[i] == '*')
	{
		pformat->precision.wildcard.exist = TRUE;
		i++;
	}
	else if (!ft_isdigit(fmt[i]))
		pformat->precision.value = 0;
	tmp = ft_atoi(&fmt[i]);
	while (ft_isdigit(fmt[i]))
		i++;
	if (pformat->precision.wildcard.exist && fmt[i] == '$')
		pformat->precision.wildcard.ap_index = tmp;
	else
		pformat->precision.value = tmp;
	fmt_dup = ft_strdup(&fmt[i]);
	free(fmt);
	return (fmt);
}