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Hugo LAMY
2020-02-10 10:25:04 +01:00
parent e9c7619e97
commit 52eaaddb0d
76 changed files with 10 additions and 12 deletions
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srcs/ft_lstlast.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_lstlast.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: hulamy <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/11/25 14:14:49 by hulamy #+# #+# */
/* Updated: 2019/11/28 16:43:18 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
/*
** return a pointer to the last element of a list
*/
/*
** #include <libc.h>
**
** typedef struct s_list
** {
** void *content;
** struct s_list *next;
** } t_list;
**
** void *ft_memcpy(void *dst, const void *src, size_t n)
** {
** size_t i;
** char *ptr;
** char *ptr2;
**
** ptr = (char *)dst;
** ptr2 = (char *)src;
** i = -1;
** while (++i < n)
** ptr[i] = ptr2[i];
** return (dst);
** }
**
** t_list *ft_lstnew(void *content)
** {
** t_list *lst;
**
** if (!(lst = (t_list *)malloc(sizeof(*lst))))
** return (NULL);
** if (!content)
** lst->content = NULL;
** else
** {
** if (!(lst->content = malloc(sizeof(content))))
** return (NULL);
** ft_memcpy(lst->content, content, sizeof(content));
** }
** lst->next = NULL;
** return (lst);
** }
**
** void ft_lstadd_front(t_list **alst, t_list *new)
** {
** new->next = *alst;
** *alst = new;
** }
**
** t_list *ft_lstlast(t_list *lst);
**
** int main(void)
** {
** char tresor;
** t_list *toto;
** t_list *tmp;
**
** tresor = 'a';
** toto = ft_lstnew(&tresor);
** tresor = 'b';
** tmp = ft_lstnew(&tresor);
** ft_lstadd_front(&toto, tmp);
** tresor = 'c';
** tmp = ft_lstnew(&tresor);
** ft_lstadd_front(&toto, tmp);
** printf("toto->data :%c\n",*(char*)(toto->content));
** printf("toto->nxt->data :%c\n",*(char*)(toto->next->content));
** printf("toto->nxt->nxt->data:%c\n",*(char*)(toto->next->next->content));
** tmp = ft_lstlast(toto);
** printf("%c\n",*(char*)(tmp->content));
** printf("toto->data :%c\n",*(char*)(toto->content));
** printf("toto->nxt->data :%c\n",*(char*)(toto->next->content));
** printf("toto->nxt->nxt->data:%c\n",*(char*)(toto->next->next->content));
** return (0);
** }
*/
#include "libft.h"
t_list *ft_lstlast(t_list *lst)
{
if (lst)
while (lst->next)
lst = lst->next;
return (lst);
}