ft_printf-42/ft_printf.c at master · andyst-dev/ft_printf-42 · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_printf.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: astoll <astoll@student.42lausanne.ch>      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/11/09 08:21:12 by astoll            #+#    #+#             */
/*   Updated: 2023/11/15 14:15:56 by astoll           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "ft_printf.h"

static int	ft_convert(va_list args, const char format)
{
	int	count;

	count = 0;
	if (format == 'c')
		count += ft_putchar(va_arg(args, int));
	else if (format == 's')
		count += ft_putstr(va_arg(args, char *));
	else if (format == 'p')
		count += ft_putptr(va_arg(args, uintptr_t));
	else if (format == 'd' || format == 'i')
		count += ft_putnbr(va_arg(args, int));
	else if (format == 'u')
		count += ft_putnbr(va_arg(args, unsigned int));
	else if (format == 'x' || format == 'X')
		count += ft_puthex(va_arg(args, unsigned int), format);
	else if (format == '%')
		count += ft_putchar('%');
	return (count);
}

int	ft_printf(const char *format, ...)
{
	int		i;
	int		count;
	va_list	args;

	i = 0;
	count = 0;
	va_start(args, format);
	while (format[i] != '\0')
	{
		if (format[i] == '%')
		{
			count += ft_convert(args, format[++i]);
			i++;
		}
		else
		{
			count += ft_putchar(format[i]);
			i++;
		}
	}
	va_end(args);
	return (count);
}