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ft_memmove.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memmove.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: duzun <davut@uzun.ist> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/03/20 20:50:09 by duzun #+# #+# */
/* Updated: 2022/11/25 23:11:53 by duzun ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
//#include <stdio.h>
// Bu fonksiyon bir gösterici *src ile gösterilen hafıza alanından "n" byte'lık
//veriyi *dest ile gösterilen hafıza alanına taşır.dest göstericisini döndürür
void *ft_memmove(void *dest, const void *src, size_t n)
{
unsigned char *tmpdest;
const unsigned char *tmpsrc;
tmpdest = (unsigned char *)dest;
tmpsrc = (unsigned char *)src;
if (!tmpdest && !tmpsrc)
return (NULL);
if (tmpsrc < tmpdest)
ft_memcpy(dest, src, n);
else
while (n-- > 0)
*(tmpdest++) = *(tmpsrc++);
return (dest);
}
/*
int main(void)
{
char str1[] = "Davut UZUN";
char str2[] = "42 Okul";
ft_memmove (str2,str1,5);
printf("str2 değişkenin değeri '42 Okul' iken değişmiş son hali:%s\n",str2);
return (0);
}
*/