42_libft/ft_calloc.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_calloc.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/09/27 16:09:01 by cchauvet          #+#    #+#             */
/*   Updated: 2022/10/04 14:56:44 by cchauvet         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

void	*ft_calloc(size_t nmemb, size_t size)
{
	void	*tab;

	if (nmemb != 0 && (size_t)(nmemb * size) / nmemb != size)
		return (NULL);
	tab = malloc(nmemb * size);
	if (tab == NULL)
		return (NULL);
	ft_bzero(tab, nmemb * size);
	return (tab);
}