check.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   check.c                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: kristori <kristori@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/12/19 16:26:39 by kristori          #+#    #+#             */
/*   Updated: 2023/01/12 11:08:44 by kristori         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "push_swap.h"

int	ft_check(char **argv, int n)
{
	if (ft_check_duplicate(argv, n) == 1)
	{
		write(2, "Error\n", 7);
		return (1);
	}
	if (ft_check_int(argv, n) == 1)
	{
		write(2, "Error\n", 7);
		return (1);
	}
	if (ft_check_non_numeric(argv, n) == 1)
	{
		write(2, "Error\n", 7);
		return (1);
	}
	return (0);
}

int	ft_check_duplicate(char **argv, int n)
{
	int	i;
	int	j;

	i = 1;
	j = i + 1;
	while (i <= n)
	{
		while (j <= n)
		{
			if (ft_str_compare(argv[i], argv[j]) == 0)
				return (1);
			j++;
		}
		i++;
		j = i + 1;
	}
	return (0);
}

int	ft_check_int(char **argv, int n)
{
	int	i;

	i = 1;
	while (i <= n)
	{
		if (ft_atoli(argv[i]) > INT_MAX)
			return (1);
		else if (ft_atoli(argv[i]) < INT_MIN)
			return (1);
		i++;
	}
	return (0);
}

int	ft_check_non_numeric(char **argv, int n)
{
	int	i;
	int	j;

	i = 1;
	j = 0;
	while (i <= n)
	{
		while ((size_t)j < ft_strlen(argv[i]))
		{
			if (((argv[i][j] >= '0') && (argv[i][j] <= '9'))
				|| argv[i][0] == '+' || argv[i][0] == '-')
				j++;
			else
				return (1);
		}
		j = 0;
		i++;
	}
	return (0);
}

int	ft_str_compare(char *str1, char *str2)
{
	int	i;

	i = 0;
	while (str1[i] == str2[i])
	{
		if (str1[i] == '\0' || str2[i] == '\0')
			break ;
		i++;
	}
	if (str1[i] == '\0' && str2[i] == '\0')
		return (0);
	else
		return (1);
}