check_args.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   check_args.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: ttavares <ttavares@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/05/08 18:09:22 by ttavares          #+#    #+#             */
/*   Updated: 2023/05/26 11:59:47 by ttavares         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "./includes/philo.h"

int	ft_atoi(const char *str)
{
	int	i;
	int	signal;
	int	res;

	i = 0;
	signal = 1;
	while (str[i] == '\t' || str[i] == '\n' || str[i] == '\v'
		|| str[i] == '\f' || str[i] == '\r' || str[i] == ' ')
		i++;
	if (str[i] == '-')
	{
		signal = -1;
	}
	if (str[i] == '-' || str[i] == '+')
	{
		i++;
	}
	res = 0;
	while (str[i] >= '0' && str[i] <= '9')
	{
		res = (res * 10) + (str[i] - '0');
		i++;
	}
	return (res * signal);
}

int	ft_isdigit(int character)
{
	if (character >= '0' && character <= '9')
		return (1);
	return (0);
}

int	check_num(char **str)
{
	int	i;
	int	j;

	i = 1;
	while (str[i])
	{
		j = 0;
		while (str[i][j])
		{
			if (!ft_isdigit(str[i][j]))
				return (0);
			j++;
		}
		i++;
	}
	return (1);
}

int	check_args(int argc, char **argv)
{
	if (argc != 5 && argc != 6)
	{
		printf("Invalid number of arguments!\n");
		return (0);
	}
	if (check_num(argv) == 0)
	{
		printf("Invalid argument type!\n");
		return (0);
	}
	return (1);
}