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reformatting: cJSON_DetachItemFromArray

Max Bruckner 8 лет назад
Родитель
Сommit
c636621779
1 измененных файлов с 31 добавлено и 2 удалено
  1. 31 2
      cJSON.c

+ 31 - 2
cJSON.c

@@ -1709,9 +1709,38 @@ void cJSON_AddItemReferenceToObject(cJSON *object, const char *string, cJSON *it
     cJSON_AddItemToObject(object, string, create_reference(item));
 }
 
+cJSON *cJSON_DetachItemFromArray(cJSON *array, int which)
+{
+    cJSON *c = array->child;
+    while (c && (which > 0))
+    {
+        c = c->next;
+        which--;
+    }
+    if (!c)
+    {
+        /* item doesn't exist */
+        return 0;
+    }
+	if (c->prev)
+    {
+        /* not the first element */
+        c->prev->next = c->next;
+    }
+    if (c->next)
+    {
+        c->next->prev = c->prev;
+    }
+    if (c==array->child)
+    {
+        array->child = c->next;
+    }
+    /* make sure the detached item doesn't point anywhere anymore */
+    c->prev = c->next = 0;
+
+    return c;
+}
 
-cJSON *cJSON_DetachItemFromArray(cJSON *array,int which)			{cJSON *c=array->child;while (c && which>0) c=c->next,which--;if (!c) return 0;
-	if (c->prev) c->prev->next=c->next;if (c->next) c->next->prev=c->prev;if (c==array->child) array->child=c->next;c->prev=c->next=0;return c;}
 void   cJSON_DeleteItemFromArray(cJSON *array,int which)			{cJSON_Delete(cJSON_DetachItemFromArray(array,which));}
 cJSON *cJSON_DetachItemFromObject(cJSON *object,const char *string) {int i=0;cJSON *c=object->child;while (c && cJSON_strcasecmp(c->string,string)) i++,c=c->next;if (c) return cJSON_DetachItemFromArray(object,i);return 0;}
 void   cJSON_DeleteItemFromObject(cJSON *object,const char *string) {cJSON_Delete(cJSON_DetachItemFromObject(object,string));}