calf_plugins::load_gui_xml: Fix catching exception by value

With -Werror with GCC 9: error: catching polymorphic type 'struct calf_utils::file_exception' by value [-Werror=catch-value=]
LMMS · Aug 4, 2022 · 0ae9287 · 0ae9287
1 parent f889b76
commit 0ae9287
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/giface.cpp b/src/giface.cpp
@@ -324,7 +324,7 @@ char *calf_plugins::load_gui_xml(const std::string &plugin_id)
     try {
         return strdup(calf_utils::load_file((std::string(PKGLIBDIR) + "/" + plugin_id + ".xml").c_str()).c_str());
     }
-    catch(file_exception e)
+    catch(file_exception &e)
     {
         return NULL;
     }