From dcca0d691870b9f8be4be66d2e6d54e4635220dd Mon Sep 17 00:00:00 2001
From: Tomas Bzatek <tbzatek@redhat.com>
Date: Fri, 25 Oct 2024 18:19:18 +0200
Subject: Handle zero file sizes in the Copy progress dialog

Division by zero...
---
 UCoreWorkers.pas | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/UCoreWorkers.pas b/UCoreWorkers.pas
index 70ac89f..8c35c49 100644
--- a/UCoreWorkers.pas
+++ b/UCoreWorkers.pas
@@ -1004,9 +1004,12 @@ end;
             FCopyErrorHandledInProgress := not Result;
           end else begin
             //  Progress update
-            if BytesDone = 0 then UpdateProgress1(0, '0%')
-                             else UpdateProgress1(BytesDone, Format('%d%%', [Round(BytesDone / FFileSize * 100)]));
-            UpdateProgress2(FTotalDone + BytesDone, Format('%d%%', [Round((FTotalDone + BytesDone) / FTotalSize * 100)]));
+            if (BytesDone = 0) or (FFileSize = 0)
+              then UpdateProgress1(0, '0%')
+              else UpdateProgress1(BytesDone, Format('%d%%', [Round(BytesDone / FFileSize * 100)]));
+            if FTotalSize = 0
+              then UpdateProgress2(0, '0%')
+              else UpdateProgress2(FTotalDone + BytesDone, Format('%d%%', [Round((FTotalDone + BytesDone) / FTotalSize * 100)]));
             CommitGUIUpdate;
           end;
         end else DebugMsg(['*** CopyFilesWorker: Sender is not TWorkerThread']);
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