From dfebfc835f7b8156a559314bcd1ecff739c14fd1 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Tue, 3 May 2016 14:45:50 +0200
Subject: Add a copyStorePath() utility function

---
 src/libstore/store-api.cc | 13 +++++++++++++
 1 file changed, 13 insertions(+)

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

diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 463e132e0299..b03e4080afc2 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -357,6 +357,19 @@ const Store::Stats & Store::getStats()
 }
 
 
+void copyStorePath(ref<Store> srcStore, ref<Store> dstStore,
+    const Path & storePath)
+{
+    auto info = srcStore->queryPathInfo(storePath);
+
+    StringSink sink;
+    srcStore->exportPaths({storePath}, false, sink);
+
+    StringSource source(*sink.s);
+    dstStore->importPaths(false, source, 0);
+}
+
+
 ValidPathInfo decodeValidPathInfo(std::istream & str, bool hashGiven)
 {
     ValidPathInfo info;
-- 
cgit 1.4.1