Backup unmodified files

wangyw15 · May 6, 2024 · bfb7300 · bfb7300
1 parent bd35f70
commit bfb7300
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/AssemblyPatcher.cs b/AssemblyPatcher.cs
@@ -98,6 +98,8 @@ public static void ReplaceFile(string cevioInstallPath)
         {
             var sourcePath = Path.GetFullPath(TARGET_FILE);
             var targetPath = Path.Combine(cevioInstallPath, TARGET_FILE);
+            // backup unmodified file
+            File.Copy(sourcePath, sourcePath + ".bak", true);
             var process = new Process();
             process.StartInfo.FileName = "cmd.exe";
             process.StartInfo.Arguments = $"/c \"timeout 1 /nobreak & copy /y \"{targetPath}\" \"{targetPath}.bak\" & copy /y \"{sourcePath}\" \"{targetPath}\" & del \"{sourcePath}\" & echo Completed & pause\"";