89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/*
|
|
** go through all elements of the list and apply the function f to each of them
|
|
*/
|
|
|
|
/*
|
|
** #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_lstiter(t_list *lst, void (*f)(void*));
|
|
**
|
|
** void to_uppercase(void *element)
|
|
** {
|
|
** // *(char*)(((t_list*)element)->content) -= 32;
|
|
** // or :
|
|
** t_list *tmp;
|
|
**
|
|
** tmp = (t_list*)element;
|
|
** *(char*)(tmp->content) -= 32;
|
|
** }
|
|
** int main(void)
|
|
** {
|
|
** t_list *toto;
|
|
** void to_uppercase(void*);
|
|
**
|
|
** toto = ft_lstnew("a");
|
|
** toto->next = ft_lstnew("b");
|
|
** toto->next->next = ft_lstnew("c");
|
|
** 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));
|
|
** printf("toto->nxt->nxt->nxt :%s\n",(char*)(toto->next->next->next));
|
|
** printf("---------------------------\n");
|
|
** ft_lstiter(toto, to_uppercase);
|
|
** 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));
|
|
** printf("toto->nxt->nxt->nxt :%s\n",(char*)(toto->next->next->next));
|
|
** return (0);
|
|
** }
|
|
*/
|
|
|
|
#include "libft.h"
|
|
|
|
void ft_lstiter(t_list *lst, void (*f)(void *))
|
|
{
|
|
if (!lst)
|
|
return ;
|
|
if (lst->next)
|
|
ft_lstiter(lst->next, f);
|
|
f(lst);
|
|
}
|