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ft_memmove.c
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ft_memmove.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* memmove_main.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jony <jony@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/10/24 12:21:34 by mhasan #+# #+# */
/* Updated: 2019/11/04 21:25:14 by jony ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *ft_memmove(void *dst, const void *src, size_t len)
{
unsigned char *d;
unsigned char *s;
size_t i;
d = (unsigned char *)dst;
s = (unsigned char *)src;
i = 0;
if (d < s && (dst || src))
ft_memcpy(dst, src, len);
else
{
while (len > 0)
{
d[len - 1] = s[len - 1];
len--;
}
}
return (dst);
}
int main(void)
{
char str1[50];
char str2[50] = "mahmudul hasan";
char *ret;
ret = ft_memmove(str1, str2, 11);
printf("%s", ret);
return (0);
}