/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_lstadd.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: llellouc <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2016/02/16 11:33:30 by llellouc          #+#    #+#             */
/*   Updated: 2016/02/16 11:33:32 by llellouc         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "Header.h"

void	ft_lstadd(t_list **alst, t_list *new)
{
	new->next = *alst;
	*alst = new;
}

char		*ft_strnjoin(char const *s1, char const *s2, size_t len)
{
	char	*str;
	int		nbr;
	char	*d;

	nbr = strlen(s1) + ++len;
	str = ft_strnew(nbr);
	d = str;
	while (*s1)
		*str++ = *s1++;
	while (*s2 && --len > 0)
		*str++ = *s2++;
	*str = '\0';
	return (str - (str - d));
}

t_list	*ft_lstnew(void const *content, size_t content_size)
{
	t_list	*newlist;

	newlist = (t_list *)malloc(sizeof(t_list));
	if (newlist == NULL)
		return (NULL);
	if (content == NULL)
	{
		newlist->content = NULL;
		newlist->content_size = 0;
	}
	else
	{
		newlist->content = malloc(content_size);
		if (newlist->content == NULL)
		{
			free(newlist);
			return (NULL);
		}
		memcpy(newlist->content, content, content_size);
		newlist->content_size = content_size;
	}
	newlist->next = NULL;
	return (newlist);
}

char	*ft_strchr(const char *s, int c)
{
	while ((s[0] != c) && (s[0] != '\0'))
		s++;
	if (*s == c)
		return ((char *)s);
	return (NULL);
}

char	*ft_strdup(const char *s1)
{
	int		taille;
	char	*s2;
	int		i;

	i = 0;
	taille = strlen(s1) + 1;
	s2 = (char *)malloc(sizeof(char) * taille);
	if (s2 == NULL)
		return (NULL);
	while (s1[i] != '\0')
	{
		s2[i] = s1[i];
		i++;
	}
	s2[i] = '\0';
	return (s2);
}

char	*ft_strndup(const char *str, size_t len)
{
	char *ret;

	ret = (char *)malloc(sizeof(char) * (len + 1));
	if (ret == NULL)
		return (NULL);
	strncpy(ret, str, len);
	ret[len] = '\0';
	return (ret);
}

char	*ft_strnew(size_t size)
{
	char	*str;
	size_t	i;

	i = 0;
	str = (char *)malloc(sizeof(char) * size + 1);
	if (str == NULL)
		return (NULL);
	while (i <= size)
	{
		str[i] = '\0';
		i++;
	}
	return (str);
}