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-rw-r--r--nix/libstore/gc.cc11
1 files changed, 4 insertions, 7 deletions
diff --git a/nix/libstore/gc.cc b/nix/libstore/gc.cc
index 46171e116c..c466996668 100644
--- a/nix/libstore/gc.cc
+++ b/nix/libstore/gc.cc
@@ -339,14 +339,11 @@ Roots LocalStore::findRoots()
static void addAdditionalRoots(StoreAPI & store, PathSet & roots)
{
- Path rootFinder = getEnv("NIX_ROOT_FINDER",
- settings.nixLibexecDir + "/list-runtime-roots");
+ debug(format("executing `%1% gc --list-busy' to find additional roots")
+ % settings.guixProgram);
- if (rootFinder.empty()) return;
-
- debug(format("executing `%1%' to find additional roots") % rootFinder);
-
- string result = runProgram(rootFinder);
+ const Strings args = { "gc", "--list-busy" };
+ string result = runProgram(settings.guixProgram, false, args);
StringSet paths = tokenizeString<StringSet>(result, "\n");