51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_itoa_base.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: jhalford <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2016/11/07 13:52:51 by jhalford #+# #+# */
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/* Updated: 2017/01/22 16:38:53 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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static char *ft_flags(char *str, int *i, char *flags, int neg)
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{
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if (neg)
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str[*i++] = '-';
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else if (ft_strchr(flags, '+'))
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str[*i++] = '+';
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else if (ft_strchr(flags, ' '))
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str[*i++] = ' ';
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return (str);
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}
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char *ft_itoa_base(int nbr, char *base, char *flags)
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{
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int i;
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int neg;
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int base_size;
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char *str;
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i = 0;
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base_size = ft_strlen(base);
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str = ft_strnew(ft_ilen_base(nbr, base_size) + 1);
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neg = FT_NEG(nbr);
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if (nbr == 0)
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{
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str[i++] = '0';
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str[i] = '\0';
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return (str);
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}
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while (nbr)
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{
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str[i++] = base[FT_ABS(nbr % base_size)];
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nbr = nbr / base_size;
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}
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str = ft_flags(str, &i, flags, neg);
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str[i] = '\0';
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return (ft_strrev(str));
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}
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