45 lines
695 B
C
45 lines
695 B
C
#include "libft.h"
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static size_t ft_size(long long n, int base)
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{
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size_t i;
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i = 1;
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while (n /= base)
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i++;
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return (i);
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}
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char *ft_lltoa_base(long long 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_size(nbr, base_size) + 1);
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neg = 0;
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if (nbr < 0)
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neg = 1;
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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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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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str[i] = '\0';
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return (ft_strrev(str));
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}
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