UtilLib

2025-08-04 13:20:27 +02:00
commit d215954dec
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+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_calloc.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: hexplor <marvin@42.fr>                     +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/14 15:24:33 by hexplor           #+#    #+#             */
+/*   Updated: 2023/11/30 08:53:17 by yantoine         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+void	*ft_calloc(size_t n, size_t size)
+{
+	char	*tab;
+	size_t	sizemax;
+
+	sizemax = n * size;
+	if (size && sizemax / size < n)
+		return (NULL);
+	if (n == 0 || size == 0)
+	{
+		tab = malloc(1);
+		return (tab);
+	}
+	tab = malloc(n * size);
+	if (!tab)
+		return (NULL);
+	ft_bzero(tab, n * size);
+	return (tab);
+}
+/*#include <limits.h>
+int	main()
+{
+	void	*p;
+
+	p = ft_calloc(SIZE_MAX, SIZE_MAX);
+	free(p);
+	return (0);
+}*/