k-chow/libs/libc/memmove.c

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#include <stddef.h>
#include <string.h>
void *memmove(void *dest, const void *src, size_t n)
{
char *d = dest;
const char *s = src;
if (s < d && s + n > d) {
while (n-- > 0)
d[n - 1] = s[n - 1];
return dest;
}
return memcpy(dest, src, n);
}