From 470d2e28fc2c5f045c50de0d35c76e25f55bdd77 Mon Sep 17 00:00:00 2001
From: Kefu Chai <kchai@redhat.com>
Date: Tue, 11 Feb 2020 17:57:42 +0800
Subject: [PATCH] crimson/common: more friendly to seastar::do_with()

so we don't need to do the box-unbox dance when callng
seastar::do_with() with multiple with'ed variables and
a continuation which returns `errator<...>::future`.

Signed-off-by: Kefu Chai <kchai@redhat.com>
---
 src/crimson/common/errorator.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/crimson/common/errorator.h b/src/crimson/common/errorator.h
index f26b65847c4..91d26fa10dd 100644
--- a/src/crimson/common/errorator.h
+++ b/src/crimson/common/errorator.h
@@ -614,6 +614,8 @@ private:
     // let seastar::do_with to up-cast us to seastar::future.
     template<typename T, typename F>
     friend inline auto ::seastar::do_with(T&&, F&&);
+    template<typename T1, typename T2, typename T3_or_F, typename... More>
+    friend inline auto ::seastar::do_with(T1&& rv1, T2&& rv2, T3_or_F&& rv3, More&&... more);
   };
 
 public:
-- 
2.39.5