73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_convert_base2.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tosuman </var/spool/mail/tosuman> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/03/30 22:43:16 by tosuman #+# #+# */
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/* Updated: 2023/03/30 22:43:17 by tosuman ### ########.fr */
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/* */
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/* ************************************************************************** */
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char *ft_strcat(char *dest, char *src)
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{
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char *orig_s1;
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orig_s1 = dest;
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while (*dest)
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++dest;
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while (*src)
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*dest++ = *src++;
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*dest = 0;
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return (orig_s1);
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}
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unsigned int char_count(const char *str, char c)
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{
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unsigned int count;
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count = 0;
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while (*str)
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{
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if (*str == c)
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++count;
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++str;
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}
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return (count);
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}
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// Return 0 if the base is invalid or the length of the base otherwise
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unsigned int is_valid_base(char *base, int space_ok)
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{
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unsigned int size;
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size = 0;
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while (*base)
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{
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if (*base == '+' || *base == '-' || (*base == ' ' && !space_ok))
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return (0);
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if (char_count(base, *base) > 1)
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return (0);
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++size;
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++base;
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}
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if (size < 2)
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return (0);
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return (size);
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}
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int char_index(const char *str, const char c)
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{
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int idx;
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idx = 0;
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while (*str)
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{
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if (*str++ == c)
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return (idx);
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++idx;
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}
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return (-1);
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}
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