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init: fix logically inverted FEATURE_EXTRA_QUIET check
[oweals/busybox.git]
/
libbb
/
llist.c
diff --git
a/libbb/llist.c
b/libbb/llist.c
index 7e78f7cb4ca63817fa77ddbcaab634a9614366a1..51b1ce6c99c979dc9741818fffd64ab341f4598d 100644
(file)
--- a/
libbb/llist.c
+++ b/
libbb/llist.c
@@
-25,56
+25,38
@@
void FAST_FUNC llist_add_to(llist_t **old_head, void *data)
/* Add data to the end of the linked list. */
void FAST_FUNC llist_add_to_end(llist_t **list_head, void *data)
{
/* Add data to the end of the linked list. */
void FAST_FUNC llist_add_to_end(llist_t **list_head, void *data)
{
- llist_t *new_item = xmalloc(sizeof(llist_t));
-
- new_item->data = data;
- new_item->link = NULL;
-
- if (!*list_head)
- *list_head = new_item;
- else {
- llist_t *tail = *list_head;
-
- while (tail->link)
- tail = tail->link;
- tail->link = new_item;
- }
+ while (*list_head)
+ list_head = &(*list_head)->link;
+ *list_head = xzalloc(sizeof(llist_t));
+ (*list_head)->data = data;
+ /*(*list_head)->link = NULL;*/
}
/* Remove first element from the list and return it */
void* FAST_FUNC llist_pop(llist_t **head)
{
}
/* Remove first element from the list and return it */
void* FAST_FUNC llist_pop(llist_t **head)
{
- void *data, *next;
-
- if (!*head)
- return NULL;
-
- data = (*head)->data;
- next = (*head)->link;
- free(*head);
- *head = next;
+ void *data = NULL;
+ llist_t *temp = *head;
+ if (temp) {
+ data = temp->data;
+ *head = temp->link;
+ free(temp);
+ }
return data;
}
/* Unlink arbitrary given element from the list */
void FAST_FUNC llist_unlink(llist_t **head, llist_t *elm)
{
return data;
}
/* Unlink arbitrary given element from the list */
void FAST_FUNC llist_unlink(llist_t **head, llist_t *elm)
{
- llist_t *crt;
-
- if (!(elm && *head))
+ if (!elm)
return;
return;
-
- if (elm == *head) {
- *head = (*head)->link;
- return;
- }
-
- for (crt = *head; crt; crt = crt->link) {
- if (crt->link == elm) {
- crt->link = elm->link;
- return;
+ while (*head) {
+ if (*head == elm) {
+ *head = (*head)->link;
+ break;
}
}
+ head = &(*head)->link;
}
}
}
}
@@
-104,3
+86,13
@@
llist_t* FAST_FUNC llist_rev(llist_t *list)
}
return rev;
}
}
return rev;
}
+
+llist_t* FAST_FUNC llist_find_str(llist_t *list, const char *str)
+{
+ while (list) {
+ if (strcmp(list->data, str) == 0)
+ break;
+ list = list->link;
+ }
+ return list;
+}