ajout libft en dure

2020-06-24 17:42:50 +02:00
parent a1b21caa35
commit dca24e1312
88 changed files with 5283 additions and 18 deletions
--- a/libft/srcs/ft_memchr.c
+++ b/libft/srcs/ft_memchr.c
@@ -0,0 +1,51 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_memchr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: hulamy <marvin@42.fr>                      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/25 13:55:51 by hulamy            #+#    #+#             */
+/*   Updated: 2019/12/12 21:50:32 by hulamy           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+/*
+** locate character in string and return its position
+*/
+
+/*
+**	#include <libc.h>
+**
+**	void	*ft_memchr(const void *s, int c, size_t n);
+**
+**	int		main(void)
+**	{
+**		const char	*str;
+**
+**		char *pouet = "z";
+**		char *lolzer = (char *)&pouet[2];
+**		lolzer = "aaaaaaaaaa";
+**		str = ft_memchr(pouet, 'a', 50);
+**		if (!str)
+**			printf("NULL");
+**		else
+**			printf("%s\n", str);
+**		return (0);
+**	}
+*/
+
+#include "libft.h"
+
+void	*ft_memchr(const void *s, int c, size_t n)
+{
+	unsigned char	*sbis;
+	size_t			i;
+
+	sbis = (unsigned char *)s;
+	i = -1;
+	while (++i < n)
+		if (sbis[i] == (unsigned char)c)
+			return ((void *)sbis + i);
+	return (NULL);
+}