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ft_calloc: initial implementation

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Khaïs COLIN 2024-10-17 10:42:43 +02:00
parent fce032ce2f
commit a38e9e5f94
3 changed files with 52 additions and 3 deletions
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46
ft_calloc.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_calloc.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: kcolin <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/10/17 10:20:05 by kcolin #+# #+# */
/* Updated: 2024/10/17 10:40:21 by kcolin ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
#include <stdlib.h>
void *ft_calloc(size_t nmemb, size_t size)
{
size_t bytes;
bytes = nmemb * size;
if (nmemb != 0 && bytes / nmemb != size)
return (NULL);
else
return (malloc(bytes));
}
/*
int main(void)
{
free(ft_calloc(0, sizeof(int)));
free(calloc(0, sizeof(int)));
printf("%p\t%p\n",
ft_calloc(0, sizeof(int)),
calloc(0, sizeof(int)));
free(ft_calloc(1024, sizeof(int)));
free(calloc(1024, sizeof(int)));
printf("%p\t%p\n",
ft_calloc(1024, sizeof(int)),
calloc(1024, sizeof(int)));
free(ft_calloc(SIZE_MAX, sizeof(int)));
free(calloc(SIZE_MAX, sizeof(int)));
printf("%p\t%p\n",
ft_calloc(SIZE_MAX, sizeof(int)),
calloc(SIZE_MAX, sizeof(int)));
}
*/