From c5f9d0d08058bca4af0d22e8d46a7d84627c0aae Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Fri, 7 Jun 2013 14:00:23 +0200
Subject: Buffer reads from the substituter

This greatly reduces the number of system calls.
---
 src/libstore/local-store.hh | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/libstore/local-store.hh')

diff --git a/src/libstore/local-store.hh b/src/libstore/local-store.hh
index 14a826b3a58d..4245156670a8 100644
--- a/src/libstore/local-store.hh
+++ b/src/libstore/local-store.hh
@@ -46,6 +46,7 @@ struct RunningSubstituter
 {
     Pid pid;
     AutoCloseFD to, from, error;
+    FdSource fromBuf;
 };
 
 
@@ -289,6 +290,10 @@ private:
     void startSubstituter(const Path & substituter,
         RunningSubstituter & runningSubstituter);
 
+    string getLineFromSubstituter(RunningSubstituter & run);
+
+    template<class T> T getIntLineFromSubstituter(RunningSubstituter & run);
+
     Path createTempDirInStore();
 
     Path importPath(bool requireSignature, Source & source);
-- 
cgit 1.4.1