1 files changed, 16 insertions, 0 deletions
diff --git a/src/backend/taler-merchant-httpd.h b/src/backend/taler-merchant-httpd.h
index 42d86d3f..f4c1b64b 100644
--- a/src/backend/taler-merchant-httpd.h
+++ b/src/backend/taler-merchant-httpd.h
@@ -79,6 +79,12 @@ struct TMH_WireMethod
 
 
 /**
+ * A pending GET /orders request that is in long polling mode.
+ */
+struct TMH_PendingOrder;
+
+
+/**
  * Information that defines a merchant "instance". That way, a single
  * backend can account for several merchants, as used to do in donation
  * shops
@@ -97,6 +103,16 @@ struct TMH_MerchantInstance
   struct TMH_WireMethod *wm_tail;
 
   /**
+   * Head of DLL of long-polling GET /orders requests of this instance.
+   */
+  struct TMH_PendingOrder *po_head;
+
+  /**
+   * Tail of DLL of long-polling GET /orders requests of this instance.
+   */
+  struct TMH_PendingOrder *po_tail;
+
+  /**
    * Merchant's private key.
    */
   struct TALER_MerchantPrivateKeyP merchant_priv;