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-rw-r--r--src/libstore/store-api.cc43
1 files changed, 25 insertions, 18 deletions
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 75456ab8c8af..604f0dac8989 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -529,30 +529,37 @@ ref<Store> openStore(const std::string & uri_)
 }
 
 
-static RegisterStoreImplementation regStore([](
-    const std::string & uri, const Store::Params & params)
-    -> std::shared_ptr<Store>
+StoreType getStoreType(const std::string & uri, const std::string & stateDir)
 {
-    enum { mDaemon, mLocal, mAuto } mode;
-
-    if (uri == "daemon") mode = mDaemon;
-    else if (uri == "local") mode = mLocal;
-    else if (uri == "") mode = mAuto;
-    else return 0;
-
-    if (mode == mAuto) {
-        auto stateDir = get(params, "state", settings.nixStateDir);
+    if (uri == "daemon") {
+        return tDaemon;
+    } else if (uri == "local") {
+        return tLocal;
+    } else if (uri == "") {
         if (access(stateDir.c_str(), R_OK | W_OK) == 0)
-            mode = mLocal;
+            return tLocal;
         else if (pathExists(settings.nixDaemonSocketFile))
-            mode = mDaemon;
+            return tDaemon;
         else
-            mode = mLocal;
+            return tLocal;
+    } else {
+        return tOther;
     }
+}
 
-    return mode == mDaemon
-        ? std::shared_ptr<Store>(std::make_shared<RemoteStore>(params))
-        : std::shared_ptr<Store>(std::make_shared<LocalStore>(params));
+
+static RegisterStoreImplementation regStore([](
+    const std::string & uri, const Store::Params & params)
+    -> std::shared_ptr<Store>
+{
+    switch (getStoreType(uri, get(params, "state", settings.nixStateDir))) {
+        case tDaemon:
+            return std::shared_ptr<Store>(std::make_shared<RemoteStore>(params));
+        case tLocal:
+            return std::shared_ptr<Store>(std::make_shared<LocalStore>(params));
+        default:
+            return nullptr;
+    }
 });