src/utils_llist.[ch]: Implemented `llist_remove'.

diff --git a/src/utils_llist.c b/src/utils_llist.c
index 2e04152f9ec9db12dac5d55ae03af644998666ed..a81503578bc28b8e56da29d17dc72937788a6aa2 100644 (file)
--- a/src/utils_llist.c
+++ b/src/utils_llist.c
@@ -110,6 +110,22 @@ void llist_prepend (llist_t *l, llentry_t *e)
        l->head = e;
 }
 
+void llist_remove (llist_t *l, llentry_t *e)
+{
+       llentry_t *prev;
+
+       prev = l->head;
+       while ((prev != NULL) && (prev->next != e))
+               prev = prev->next;
+
+       if (prev != NULL)
+               prev->next = e->next;
+       if (l->head == e)
+               l->head = e->next;
+       if (l->tail == e)
+               l->tail = prev;
+}
+
 llentry_t *llist_search (llist_t *l, const char *key)
 {
        llentry_t *e;

diff --git a/src/utils_llist.h b/src/utils_llist.h
index e44d84ef1f9c4340c83416b6c858810c69c841a1..603fc87b552178e342a336539da6de7fa7fe1b9e 100644 (file)
--- a/src/utils_llist.h
+++ b/src/utils_llist.h
@@ -49,6 +49,7 @@ void llentry_destroy (llentry_t *e);
 
 void llist_append (llist_t *l, llentry_t *e);
 void llist_prepend (llist_t *l, llentry_t *e);
+void llist_remove (llist_t *l, llentry_t *e);
 
 llentry_t *llist_search (llist_t *l, const char *key);