40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_strnstr.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: sadjigui <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2021/05/25 14:58:49 by sadjigui #+# #+# */
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/* Updated: 2021/05/25 16:30:00 by sadjigui ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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char *ft_strnstr(const char *str, const char *to_find, size_t size)
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{
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size_t i;
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size_t j;
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i = 0;
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j = 0;
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if (*to_find == '\0')
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return ((char *)str);
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while (i < size && str[i])
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{
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if ((i + j) > size)
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return (NULL);
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if (to_find[j] == '\0')
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return ((char *)&str[i]);
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if (str[i + j] == to_find[j])
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j++;
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else
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{
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j = 0;
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i++;
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}
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}
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return (0);
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}
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