pipex/ft_strdup.c at main · atah1r1/pipex · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strdup.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: atahiri <atahiri@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/06/29 09:51:55 by atahiri           #+#    #+#             */
/*   Updated: 2021/06/29 09:52:33 by atahiri          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "pipex.h"

char	*ft_strdup(const char *str)
{
	char			*ptr;
	unsigned int	i;

	i = 0;
	while (str[i])
		i++;
	ptr = malloc(i + 1);
	if (!ptr)
		return (NULL);
	i = 0;
	while (str[i])
	{
		ptr[i] = str[i];
		i++;
	}
	ptr[i] = '\0';
	return (ptr);
}