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ft_strlcat.c
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ft_strlcat.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strlcat.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cborton <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/11/04 16:54:35 by cborton #+# #+# */
/* Updated: 2020/11/10 19:36:56 by cborton ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
size_t ft_strlcat(char *dst, const char *src, size_t dstsize)
{
size_t dst_len;
size_t src_len;
size_t cpy_len;
dst_len = ft_strlen(dst);
src_len = ft_strlen(src);
if (dst_len >= dstsize)
return (dstsize + src_len);
dst += dst_len;
dstsize -= dst_len;
if (src_len >= dstsize)
cpy_len = dstsize - 1;
else
cpy_len = src_len;
ft_memcpy(dst, src, cpy_len);
*(dst + cpy_len) = 0;
return (dst_len + src_len);
}