ft_substr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_substr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: juhtoo-h <juhtoo-h@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/08/27 09:20:50 by juhtoo-h          #+#    #+#             */
/*   Updated: 2024/08/30 14:15:21 by juhtoo-h         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_substr(char const *s, unsigned int start, size_t len)
{
	size_t	size;
	char	*sub;

	if (!s)
		return (NULL);
	if (start >= (unsigned int)ft_strlen(s))
		return (ft_strdup(""));
	size = ft_strlen(s + start);
	if (size <= len)
		len = size;
	sub = (char *)malloc(sizeof(char) * (len + 1));
	if (!sub)
		return (NULL);
	ft_strlcpy(sub, s + start, len + 1);
	return (sub);
}

// #include <stdio.h>

// int main(void)
// {
// 	char str[30] = "tripouille";
// 	char *substr = ft_substr(str, 1, 1);
// 	printf("%s\n", substr);
// 	free(substr);
// }