diff options
| -rw-r--r-- | src/libstore/store-api.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc index c57e42fec00d..82e0bda5468c 100644 --- a/src/libstore/store-api.cc +++ b/src/libstore/store-api.cc @@ -389,8 +389,9 @@ PathSet Store::queryValidPaths(const PathSet & paths, SubstituteFlag maybeSubsti Sync<State> state_(State{paths.size(), PathSet()}); std::condition_variable wakeup; + ThreadPool pool; - for (auto & path : paths) + auto doQuery = [&](const Path & path ) { queryPathInfo(path, [path, &state_, &wakeup](ref<ValidPathInfo> info) { auto state(state_.lock()); @@ -411,6 +412,12 @@ PathSet Store::queryValidPaths(const PathSet & paths, SubstituteFlag maybeSubsti if (!--state->left) wakeup.notify_one(); }); + }; + + for (auto & path : paths) + pool.enqueue(std::bind(doQuery, path)); + + pool.process(); while (true) { auto state(state_.lock()); |