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[onak.git] / ll.c

diff --git a/ll.c b/ll.c
index 71103786483d2bfc1fb7eeaf8879b9b894f06ea1..3545a9c48232221a7ea9ffedfa7b69f3dd98de83 100644 (file)
--- a/ll.c
+++ b/ll.c
@@ -6,11 +6,11 @@
  * Copyright 2000-2002 Project Purple
  */
 
-#include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 
 #include "ll.h"
+#include "log.h"
 
 struct ll *lladd(struct ll *curll, void *object)
 {
@@ -34,7 +34,7 @@ struct ll *lldel(struct ll *curll, void *object,
        struct ll *cur = NULL;
        struct ll *old = NULL;
 
-       assert(objectcmp != NULL);
+       log_assert(objectcmp != NULL);
 
        cur = curll;
        if (cur == NULL) {
@@ -61,7 +61,7 @@ struct ll *llfind(struct ll *curll, void *object,
 {
        struct ll *cur;
 
-       assert(objectcmp != NULL);
+       log_assert(objectcmp != NULL);
 
        cur = curll;
        while (cur != NULL && (*objectcmp)(cur->object, object)) {
@@ -81,3 +81,28 @@ unsigned long llsize(struct ll *curll)
 
        return count;
 }
+
+/**
+ *     llfree - Frees a linked list.
+ *     @curll: The list to free.
+ *     @objectfree: A pointer to a free function for the object.
+ *
+ *     Walks through a list and free it. If a function is provided for
+ *     objectfree then it's called for each element to free them, if it's NULL
+ *     just the list is freed.
+ */
+void llfree(struct ll *curll, void (*objectfree) (void *object))
+{
+       struct ll *nextll;
+
+       while (curll != NULL) {
+               nextll = curll->next;
+               if (curll->object != NULL && objectfree != NULL) {
+                       objectfree(curll->object);
+                       curll->object = NULL;
+               }
+               free(curll);
+               curll = nextll;
+       }
+       return;
+}