From 96670ed2163d3d1a296c9b053833362ec8c06985 Mon Sep 17 00:00:00 2001
From: regnat <rg@regnat.ovh>
Date: Wed, 27 Oct 2021 11:36:51 +0200
Subject: Expose an async interface for `queryRealisation`
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Doesn’t change much so far because everything is still using it
synchronously, but should allow the binary cache to fetch stuff in
parallel
---
 src/libstore/dummy-store.cc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/libstore/dummy-store.cc')

diff --git a/src/libstore/dummy-store.cc b/src/libstore/dummy-store.cc
index 36c6e725c..62dc21c59 100644
--- a/src/libstore/dummy-store.cc
+++ b/src/libstore/dummy-store.cc
@@ -50,8 +50,9 @@ struct DummyStore : public virtual DummyStoreConfig, public virtual Store
     void narFromPath(const StorePath & path, Sink & sink) override
     { unsupported("narFromPath"); }
 
-    std::optional<const Realisation> queryRealisation(const DrvOutput&) override
-    { unsupported("queryRealisation"); }
+    void queryRealisationUncached(const DrvOutput &,
+        Callback<std::shared_ptr<const Realisation>> callback) noexcept override
+    { callback(nullptr); }
 };
 
 static RegisterStoreImplementation<DummyStore, DummyStoreConfig> regDummyStore;
-- 
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