func_utils.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   func_utils.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: achane-l <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/07/14 12:05:50 by achane-l          #+#    #+#             */
/*   Updated: 2021/07/14 12:05:53 by achane-l         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "ft_printf.h"

void	append_char(char **str, char c)
{
	char	*new_str;
	int		i;
	int		j;

	i = 0;
	j = 0;
	new_str = malloc(ft_strlen(*str) + 2);
	if (new_str == NULL)
		return ;
	new_str[i++] = c;
	while ((*str)[j] != 0)
		new_str[i++] = (*str)[j++];
	new_str[i] = 0;
	free(*str);
	*str = new_str;
}

int	ft_strlen(char *str)
{
	int	i;

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

void	putstr(char *str, t_flags *flags)
{
	int	i;

	i = 0;
	while (str != NULL && str[i])
		write(1, &str[i++], 1);
	if (i == 0 && flags->type_conv == 'c')
	{
		write (1, "\0", 1);
		i++;
	}
	flags->char_count += i;
	free(str);
}

char	*ft_strdup(const char *source)
{
	char	*str;
	int		len;

	len = ft_strlen((char *)source);
	str = (char *)malloc((len + 1) * sizeof(char));
	if (!str)
		return (NULL);
	str[len] = '\0';
	while (len--)
		str[len] = source[len];
	return (str);
}

int	ft_is_in(char *str, char c)
{
	while (*str)
	{
		if (*str == c)
			return (1);
		str++;
	}
	return (0);
}