libft/ft_memmove.c

33 lines
1.2 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memmove.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tosuman <timo42@proton.me> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/05/11 16:19:10 by tosuman #+# #+# */
/* Updated: 2023/06/02 20:02:37 by tischmid ### ########.fr */
/* */
/* ************************************************************************** */
#include <stdlib.h>
#include <stddef.h>
void *ft_memmove(void *dest, void const *src, size_t n)
{
char *d;
char const *s;
if (!src && !dest)
return (0);
d = dest;
s = src;
if (src >= dest)
while (n--)
*d++ = *s++;
else
while (n--)
*(d + n) = *(s + n);
return (dest);
}