1 files changed, 0 insertions, 100 deletions
diff --git a/link.c b/link.c
deleted file mode 100644
index 26372e7..0000000
--- a/link.c
+++ /dev/null
@@ -1,100 +0,0 @@
-#include "link.h"
-#include "util.h"
-
-int
-list_len(struct link *head)
-{
-	struct link *iter;
-	int len;
-
-	ASSERT(head != NULL);
-
-	len = 0;
-	for (iter = head->next; iter; iter = iter->next)
-		len += 1;
-
-	return len;
-}
-
-int
-list_ffind(struct link *head, struct link *link)
-{
-	struct link *iter;
-
-	ASSERT(head != NULL);
-
-	for (iter = head->next; iter && iter != link; iter = iter->next);
-
-	return (iter == link);
-}
-
-struct link *
-link_back(struct link *link)
-{
-	ASSERT(link != NULL);
-
-	for (; link->next; link = link->next);
-
-	return link;
-}
-
-void
-link_prepend(struct link *cur, struct link *link)
-{
-	ASSERT(cur != NULL && link != NULL);
-
-	link->prev = cur->prev;
-	link->next = cur;
-
-	if (link->prev)
-		link->prev->next = link;
-	if (link->next)
-		link->next->prev = link;
-}
-
-void
-link_append(struct link *cur, struct link *link)
-{
-	ASSERT(cur != NULL && link != NULL);
-
-	link->prev = cur;
-	link->next = cur->next;
-
-	if (link->prev)
-		link->prev->next = link;
-	if (link->next)
-		link->next->prev = link;
-}
-
-void
-link_pop(struct link *link)
-{
-	ASSERT(link != NULL);
-
-	if (link->prev)
-		link->prev->next = link->next;
-	if (link->next)
-		link->next->prev = link->prev;
-}
-
-struct link *
-link_iter(struct link *link, int n)
-{
-	int i;
-
-	for (i = 0; i < n; i++) {
-		if (!link) return NULL;
-		link = link->next;
-	}
-
-	return link;
-}
-
-void
-link_push_back(struct link *cur, struct link *link)
-{
-	struct link *back;
-
-	back = link_back(cur);
-	link_append(back, link);
-}