From 2754a07eadfa3fe263f83830c701748bbd4c0420 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Thu, 20 Dec 2012 18:41:44 +0100
Subject: nix-store -q --roots: Respect the gc-keep-outputs/gc-keep-derivations
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So if a path is not garbage solely because it's reachable from a root
due to the gc-keep-outputs or gc-keep-derivations settings, ‘nix-store
-q --roots’ now shows that root.
---
 src/libstore/remote-store.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

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

diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index c97c5fbf044e..8f33b7e5cd46 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -334,6 +334,16 @@ Path RemoteStore::queryDeriver(const Path & path)
 }
 
 
+PathSet RemoteStore::queryValidDerivers(const Path & path)
+{
+    openConnection();
+    writeInt(wopQueryValidDerivers, to);
+    writeString(path, to);
+    processStderr();
+    return readStorePaths<PathSet>(from);
+}
+
+
 PathSet RemoteStore::queryDerivationOutputs(const Path & path)
 {
     openConnection();
-- 
cgit 1.4.1