From fa125b9b28bea25a4eeb4d39a71a481563127cb9 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Wed, 1 Mar 2017 16:16:04 +0100
Subject: TeeSink: Pre-reserve string space

When receiving a very large file, this can prevent the string from
having tobe copied, which temporarily doubles memory consumption.
---
 src/nix-daemon/nix-daemon.cc | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'src/nix-daemon/nix-daemon.cc')

diff --git a/src/nix-daemon/nix-daemon.cc b/src/nix-daemon/nix-daemon.cc
index 174821884449..ab5826b0d1a7 100644
--- a/src/nix-daemon/nix-daemon.cc
+++ b/src/nix-daemon/nix-daemon.cc
@@ -583,12 +583,11 @@ static void performOp(ref<LocalStore> store, bool trusted, unsigned int clientVe
         if (!trusted && dontCheckSigs)
             dontCheckSigs = false;
 
-        TeeSource tee(from);
-        ParseSink sink;
-        parseDump(sink, tee);
+        TeeSink tee(from);
+        parseDump(tee, tee.source);
 
         startWork();
-        store->addToStore(info, tee.data, repair, dontCheckSigs, nullptr);
+        store->addToStore(info, tee.source.data, repair, dontCheckSigs, nullptr);
         stopWork();
         break;
     }
-- 
cgit 1.4.1