ft_str_toupper.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_str_toupper.c                                   :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: wleite <wleite@student.42sp.org.br>        +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/08/25 17:20:04 by wleite            #+#    #+#             */
/*   Updated: 2021/08/25 17:20:42 by wleite           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

int	ft_str_toupper(char *str)
{
	int	i;

	if (!str)
		return (-1);
	i = 0;
	while (*str)
	{
		if (*str >= 'a' && *str <= 'z')
		{
			*str -= 32;
			i++;
		}
		str++;
	}
	return (i);
}