fix config dir migration on linux

Signed-off-by: kaikli <[email protected]>

src/gui/application.cpp

@@ -529,30 +529,30 @@ void Application::setupConfigFile()
     setApplicationName(_theme->appName());
 
     auto oldDir = QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);
-
-    // macOS 10.11.x does not like trailing slash for rename/move.
-    if (oldDir.endsWith('/')) {
-        oldDir.chop(1);
-    }
+    if (oldDir.endsWith('/')) oldDir.chop(1); // macOS 10.11.x does not like trailing slash for rename/move.
 
     if (!QFileInfo(oldDir).isDir()) {
         return;
     }
 
-    auto confDir = ConfigFile().configPath();
+    const QStringList filesList =
+        !Utility::isWindows()
+        ? QDir(oldDir).entryList(QDir::Files).filter(QRegularExpression("^(?!.*\\.log).*$"))
+        : QDir(oldDir).entryList(QDir::Files);
 
-    // macOS 10.11.x does not like trailing slash for rename/move.
-    if (confDir.endsWith('/')) {
-        confDir.chop(1);
+    if (filesList.isEmpty()) {
+        return;
     }
 
+    auto confDir = ConfigFile().configPath();
+    if (confDir.endsWith('/')) confDir.chop(1); // macOS 10.11.x does not like trailing slash for rename/move.
+
     qCInfo(lcApplication) << "Migrating old config from" << oldDir << "to" << confDir;
     if (!QFile::rename(oldDir, confDir)) {
         qCWarning(lcApplication) << "Failed to move the old config directory to its new location (" << oldDir << "to" << confDir << ")";
 
         // Try to move the files one by one
         if (QFileInfo(confDir).isDir() || QDir().mkdir(confDir)) {
-            const QStringList filesList = QDir(oldDir).entryList(QDir::Files);
             qCInfo(lcApplication) << "Will move the individual files" << filesList;
             for (const auto &name : filesList) {
                 if (!QFile::rename(oldDir + "/" + name,  confDir + "/" + name)) {