Program.cs

namespace SecureBootInspector;

static class Program
{
    /// <summary>
    ///  The main entry point for the application.
    /// </summary>
    [STAThread]
    static void Main()
    {
        Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException);
        Application.ThreadException += (_, args) => WriteCrashLog(args.Exception);
        AppDomain.CurrentDomain.UnhandledException += (_, args) =>
        {
            if (args.ExceptionObject is Exception exception)
            {
                WriteCrashLog(exception);
            }
        };

        try
        {
            ApplicationConfiguration.Initialize();
            Application.Run(new Form1());
        }
        catch (Exception exception)
        {
            WriteCrashLog(exception);
            MessageBox.Show(
                "SecureBoot Inspector konnte nicht gestartet werden.\r\n\r\n" +
                "Ein Fehlerprotokoll wurde neben der EXE gespeichert.",
                "SecureBoot Inspector",
                MessageBoxButtons.OK,
                MessageBoxIcon.Error);
        }
    }

    private static void WriteCrashLog(Exception exception)
    {
        try
        {
            var basePath = AppContext.BaseDirectory;
            var path = Path.Combine(basePath, "SecureBootInspector-error.log");
            File.AppendAllText(
                path,
                $"[{DateTimeOffset.Now:yyyy-MM-dd HH:mm:ss zzz}]\r\n{exception}\r\n\r\n");
        }
        catch
        {
            // Last-resort crash logging must never cause a second crash.
        }
    }
}