86 lines
2.6 KiB
Plaintext
86 lines
2.6 KiB
Plaintext
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_lstiter.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: hulamy <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2019/11/25 14:14:11 by hulamy #+# #+# */
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/* Updated: 2019/12/01 16:03:40 by hulamy ### ########.fr */
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/* */
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/* ************************************************************************** */
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/*
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** go through all elements of the list and apply the function f to each of them
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*/
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/*
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** #include <libc.h>
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**
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** typedef struct s_list
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** {
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** void *content;
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** struct s_list *next;
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** } t_list;
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**
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** t_list *ft_lstnew(void *content)
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** {
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** t_list *lst;
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**
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** if (!(lst = (t_list *)malloc(sizeof(*lst))))
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** return (NULL);
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** if (!content)
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** lst->content = NULL;
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** else
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** lst->content = content;
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** lst->next = NULL;
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** return (lst);
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** }
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**
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** void ft_lstiter(t_list *lst, void (*f)(void*));
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**
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** void to_uppercase(void *element)
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** {
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** // *(char*)(((t_list*)element)->content) -= 32;
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** // or :
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** t_list *tmp;
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**
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** tmp = (t_list*)element;
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** *(char*)(tmp->content) -= 32;
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** }
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**
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** int main(void)
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** {
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** t_list *toto;
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** void to_uppercase(void*);
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**
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** toto = ft_lstnew("a");
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** toto->next = ft_lstnew("b");
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** toto->next->next = ft_lstnew("c");
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** printf("toto->data :%c\n",*(char*)(toto->content));
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** printf("toto->nxt->data :%c\n",*(char*)(toto->next->content));
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** printf("toto->nxt->nxt->data:%c\n",*(char*)(toto->next->next->content));
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** printf("toto->nxt->nxt->nxt :%s\n",(char*)(toto->next->next->next));
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** printf("---------------------------\n");
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** ft_lstiter(toto, to_uppercase);
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** printf("toto->data :%c\n",*(char*)(toto->content));
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** printf("toto->nxt->data :%c\n",*(char*)(toto->next->content));
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** printf("toto->nxt->nxt->data:%c\n",*(char*)(toto->next->next->content));
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** printf("toto->nxt->nxt->nxt :%s\n",(char*)(toto->next->next->next));
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** return (0);
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** }
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*/
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#include "libft.h"
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void ft_lstiter(t_list *lst, void (*f)(void *))
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{
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if (!f)
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return ;
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while (lst)
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{
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f(lst->content);
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lst = lst->next;
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}
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}
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