Create libfm-qt dir if needed

Author: tsujan

src/core/bookmarks.cpp

@@ -164,11 +164,14 @@ void Bookmarks::save() {
     }
     idle_handler = false;
     // G_UNLOCK(bookmarks);
-    GError* err = nullptr;
-    if(!g_file_replace_contents(file_.gfile().get(), buf.c_str(), buf.length(), nullptr,
-                                FALSE, G_FILE_CREATE_NONE, nullptr, nullptr, &err)) {
-        g_critical("%s", err->message);
-        g_error_free(err);
+    CStrPtr libfmDataDir{g_build_filename(g_get_user_data_dir(), "libfm-qt", nullptr)};
+    if(g_mkdir_with_parents(libfmDataDir.get(), 0755) == 0) {
+        GError* err = nullptr;
+        if(!g_file_replace_contents(file_.gfile().get(), buf.c_str(), buf.length(), nullptr,
+                                    FALSE, G_FILE_CREATE_NONE, nullptr, nullptr, &err)) {
+            g_critical("%s", err->message);
+            g_error_free(err);
+        }
     }
     /* we changed bookmarks list, let inform who interested in that */
     Q_EMIT changed();