Delphi Pubic Function

function GetFileSizeString(const pFileName: String):String;
var
iFileSize: Int64;
begin
Result := '0';
iFileSize := FileSizeByName(pFileName);
Result := IntToStr(iFileSize);
end;
  function WinExecAndWait(strFileName: string; uCmdShow: UINT): DWORD;
var
cAppName: array[0..512] of char;
cCurDir: array[0..255] of char;
strWorkDir: string;
StartupInfo: TStartupInfo;
ProcessInfo: TProcessInformation;
begin
StrPCopy(cAppName, strFileName);
GetDir(0, strWorkDir);
StrPCopy(cCurDir, strWorkDir);
FillChar(StartupInfo, Sizeof(StartupInfo), #0);
StartupInfo.cb := SizeOf(StartupInfo);
StartupInfo.dwFlags := STARTF_USESHOWWINDOW;
StartupInfo.wShowWindow := uCmdShow;
if not CreateProcess(nil, cAppName, nil, nil, true, CREATE_NEW_CONSOLE or NORMAL_PRIORITY_CLASS,
nil, nil, StartupInfo, ProcessInfo) then
Result := INFINITE
else
begin
WaitforSingleObject(ProcessInfo.hProcess, INFINITE);
GetExitCodeProcess(ProcessInfo.hProcess, Result);
CloseHandle(ProcessInfo.hProcess);
CloseHandle(ProcessInfo.hThread);
end;
end;