parsing_utils.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   parsing_utils.c                                    :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rd-agost <rd-agost@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/06/19 17:26:17 by rd-agost          #+#    #+#             */
/*   Updated: 2024/06/20 16:49:00 by rd-agost         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "push_swap.h"

char	*ft_strnstr(const char *big, const char *little, size_t len)
{
	size_t	h;
	size_t	n;

	h = 0;
	if (little[0] == '\0')
		return ((char *)big);
	while (big[h] != '\0')
	{
		n = 0;
		while (big[h + n] == little[n] && (h + n) < len)
		{
			if (big[h + n] == '\0' && little[n] == '\0')
				return ((char *)&big[h]);
			n++;
		}
		if (little[n] == '\0')
			return ((char *)big + h);
		h++;
	}
	return (NULL);
}

int	ft_strlen(char *str)
{
	int	i;

	i = 0;
	while (str && str[i] != '\0')
	{
		i++;
	}
	return (i);
}

int	ft_len(const char *str, char c)
{
	int	i;

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