--- gigedit/trunk/src/gigedit/global.h	2020/10/06 16:45:17	3826
+++ gigedit/trunk/src/gigedit/global.h	2020/10/06 16:58:03	3827
@@ -306,6 +306,31 @@
     return lsamples;
 }
 
+inline std::vector<gig::Script*> unusedScripts(gig::File* file) {
+    std::vector<gig::Script*> scripts;
+    for (int iGroup = 0; file->GetScriptGroup(iGroup); ++iGroup) {
+        gig::ScriptGroup* group = file->GetScriptGroup(iGroup);
+        for (int iScript = 0; group->GetScript(iScript); ++iScript) {
+            gig::Script* script = group->GetScript(iScript);
+            bool isUsed = false;
+            for (gig::Instrument* instrument = file->GetFirstInstrument(); instrument;
+                                  instrument = file->GetNextInstrument())
+            {
+                for (int iSlot = 0; iSlot < instrument->ScriptSlotCount(); ++iSlot)
+                {
+                    if (instrument->GetScriptOfSlot(iSlot) == script) {
+                        isUsed = true;
+                        goto endOfRefSearch;
+                    }
+                }
+            }
+            endOfRefSearch:
+            if (!isUsed) scripts.push_back(script);
+        }
+    }
+    return scripts;
+}
+
 template<typename T_Message>
 class SignalGuard {
 public: