eina_inlist_01.c Eina_Inlist basic usage source
// Compile with:
// gcc -g eina_inlist_01.c -o eina_inlist_01 `pkg-config --cflags --libs eina`
#include <Eina.h>
#include <stdio.h>
struct my_struct {
EINA_INLIST;
int a, b;
};
int
sort_cb(const void *d1, const void *d2)
{
const Eina_Inlist *l1, *l2;
const struct my_struct *x1, *x2;
l1 = d1;
l2 = d2;
x1 = EINA_INLIST_CONTAINER_GET(l1, struct my_struct);
x2 = EINA_INLIST_CONTAINER_GET(l2, struct my_struct);
return x1->a - x2->a;
}
int
main(void)
{
struct my_struct *d, *cur;
Eina_Inlist *list, *itr, *tmp;
eina_init();
d = malloc(sizeof(*d));
d->a = 1;
d->b = 10;
list = eina_inlist_append(NULL, EINA_INLIST_GET(d));
d = malloc(sizeof(*d));
d->a = 2;
d->b = 20;
list = eina_inlist_append(list, EINA_INLIST_GET(d));
d = malloc(sizeof(*d));
d->a = 3;
d->b = 30;
list = eina_inlist_prepend(list, EINA_INLIST_GET(d));
printf("list=%p\n", list);
EINA_INLIST_FOREACH(list, cur)
printf("\ta=%d, b=%d\n", cur->a, cur->b);
list = eina_inlist_promote(list, EINA_INLIST_GET(d));
d = malloc(sizeof(*d));
d->a = 4;
d->b = 40;
list = eina_inlist_append_relative(list, EINA_INLIST_GET(d), list);
list = eina_inlist_demote(list, EINA_INLIST_GET(d));
list = eina_inlist_sort(list, sort_cb);
printf("list after sort=%p\n", list);
EINA_INLIST_FOREACH(list, cur)
printf("\ta=%d, b=%d\n", cur->a, cur->b);
tmp = eina_inlist_find(list, EINA_INLIST_GET(d));
if (tmp)
cur = EINA_INLIST_CONTAINER_GET(tmp, struct my_struct);
else
cur = NULL;
if (d != cur)
printf("wrong node! cur=%p\n", cur);
list = eina_inlist_remove(list, EINA_INLIST_GET(d));
free(d);
printf("list=%p\n", list);
for (itr = list; itr != NULL; itr = itr->next)
{
cur = EINA_INLIST_CONTAINER_GET(itr, struct my_struct);
printf("\ta=%d, b=%d\n", cur->a, cur->b);
}
while (list)
{
struct my_struct *aux = EINA_INLIST_CONTAINER_GET(list,
struct my_struct);
list = eina_inlist_remove(list, list);
free(aux);
}
eina_shutdown();
return 0;
}
Eina.h
Eina Utility library.
eina_inlist_demote
EINA_API Eina_Inlist * eina_inlist_demote(Eina_Inlist *list, Eina_Inlist *item)
Moves existing node to end of list.
Definition: eina_inlist.c:399
eina_inlist_append_relative
EINA_API Eina_Inlist * eina_inlist_append_relative(Eina_Inlist *list, Eina_Inlist *new_l, Eina_Inlist *relative)
Adds a new node after the given relative item in list.
Definition: eina_inlist.c:274
eina_inlist_sort
EINA_API Eina_Inlist * eina_inlist_sort(Eina_Inlist *head, Eina_Compare_Cb func)
Sorts a list according to the ordering func will return.
Definition: eina_inlist.c:804
eina_inlist_find
EINA_API Eina_Inlist * eina_inlist_find(Eina_Inlist *list, Eina_Inlist *item)
Finds given node in list, returns itself if found, NULL if not.
Definition: eina_inlist.c:433
EINA_INLIST_GET
#define EINA_INLIST_GET(Inlist)
Utility macro to get the inlist object of a struct.
Definition: eina_inlist.h:413
EINA_INLIST_FOREACH
#define EINA_INLIST_FOREACH(list, it)
Definition: eina_inlist.h:832
EINA_INLIST_CONTAINER_GET
#define EINA_INLIST_CONTAINER_GET(ptr, type)
Utility macro to get the container object of an inlist.
Definition: eina_inlist.h:415
eina_inlist_append
EINA_API Eina_Inlist * eina_inlist_append(Eina_Inlist *list, Eina_Inlist *new_l)
Adds a new node to end of a list.
Definition: eina_inlist.c:227
EINA_INLIST
#define EINA_INLIST
Used for declaring an inlist member in a struct.
Definition: eina_inlist.h:411
eina_inlist_promote
EINA_API Eina_Inlist * eina_inlist_promote(Eina_Inlist *list, Eina_Inlist *item)
Moves existing node to beginning of list.
Definition: eina_inlist.c:372
eina_inlist_remove
EINA_API Eina_Inlist * eina_inlist_remove(Eina_Inlist *list, Eina_Inlist *item)
Removes node from list.
Definition: eina_inlist.c:335
eina_inlist_prepend
EINA_API Eina_Inlist * eina_inlist_prepend(Eina_Inlist *list, Eina_Inlist *new_l)
Adds a new node to beginning of list.
Definition: eina_inlist.c:254
eina_shutdown
EINA_API int eina_shutdown(void)
Shuts down the Eina library.
Definition: eina_main.c:379
eina_init
EINA_API int eina_init(void)
Initializes the Eina library.
Definition: eina_main.c:291
_Eina_Inlist
Inlined list type.
Definition: eina_inlist.h:405
_Eina_Inlist::next
Eina_Inlist * next
next node
Definition: eina_inlist.h:406