From b07167be5aeb91c06ca3487b3d18f6c8f59942a0 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Thu, 3 Sep 2020 11:12:38 +0200
Subject: [PATCH] createGeneration(): Always create an indirect root

This means profiles outside of /nix/var/nix/profiles don't get
garbage-collected. It also means we don't need to scan
/nix/var/nix/profiles for GC roots anymore, except for compatibility
with previously existing generations.
---
 src/libstore/profiles.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libstore/profiles.cc b/src/libstore/profiles.cc
index e91dd781e..9b114f030 100644
--- a/src/libstore/profiles.cc
+++ b/src/libstore/profiles.cc
@@ -105,7 +105,7 @@ Path createGeneration(ref<LocalFSStore> store, Path profile, StorePath outPath)
        user environment etc. we've just built. */
     Path generation;
     makeName(profile, num + 1, generation);
-    store->addPermRoot(outPath, generation, false, true);
+    store->addPermRoot(outPath, generation, true);
 
     return generation;
 }