Piscine42/C07/ex00/ft_strdup.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strdup.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: fgras-ca <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/12/14 13:53:46 by fgras-ca          #+#    #+#             */
/*   Updated: 2022/12/18 08:21:14 by fgras-ca         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include <stdlib.h>

int	ft_strlen(char *str)
{
	int	i;

	i = 0;
	while (str[i])
		i++;
	return (i);
}

char	*ft_strdup(char *src)
{
	char	*copy;
	int		i;

	i = 0;
	copy = (char *) malloc(sizeof(char) * (ft_strlen(src) + 1));
	if (copy == 0)
	{
		return (0);
	}
	while (src [i])
	{
		copy[i] = src[i];
		i++;
	}
	copy[i] = '\0';
	return (copy);
}