libft/ft_split.c at main · usefJoseph/libft · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_split.c                                         :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: ychihab <ychihab@student.1337.ma>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/10/06 11:35:30 by ychihab           #+#    #+#             */
/*   Updated: 2022/10/24 08:17:59 by ychihab          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

static int	ft_count_words(char const *str, char sep)
{
	int	i;
	int	count;

	i = 0;
	count = 0;
	while (str[i])
	{
		while (str[i] && str[i] == sep)
			i++;
		if (str[i])
		{
			while (str[i] && str[i] != sep)
				i++;
			count++;
		}
	}
	return (count);
}

static char	**ft_split_no_pro(char const *s, char c)
{
	int		i;
	int		j;
	char	**ptr;
	int		k;

	i = 0;
	k = 0;
	ptr = malloc(sizeof(char *) * (ft_count_words(s, c) + 1));
	if (!ptr)
		return (0);
	while (k < ft_count_words(s, c))
	{
		while (s[i] && s[i] == c)
			i++;
		j = 0;
		while (s[i] && s[i] != c)
		{
			i++;
			j++;
		}
	ptr[k++] = ft_substr(s, i - j, j);
	}
	ptr[k] = NULL;
	return (ptr);
}

char	**ft_split(char const *s, char c)
{
	if (s == 0)
		return (0);
	return (ft_split_no_pro(s, c));
}