| // Copyright (C) 2023-2024 Free Software Foundation, Inc. | 
 | // | 
 | // This file is part of the GNU Proc Macro Library.  This library is free | 
 | // software; you can redistribute it and/or modify it under the | 
 | // terms of the GNU General Public License as published by the | 
 | // Free Software Foundation; either version 3, or (at your option) | 
 | // any later version. | 
 |  | 
 | // This library is distributed in the hope that it will be useful, | 
 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
 | // GNU General Public License for more details. | 
 |  | 
 | // Under Section 7 of GPL version 3, you are granted additional | 
 | // permissions described in the GCC Runtime Library Exception, version | 
 | // 3.1, as published by the Free Software Foundation. | 
 |  | 
 | // You should have received a copy of the GNU General Public License and | 
 | // a copy of the GCC Runtime Library Exception along with this program; | 
 | // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see | 
 | // <http://www.gnu.org/licenses/>. | 
 |  | 
 | pub mod ffistring; | 
 | pub mod group; | 
 | pub mod ident; | 
 | pub mod literal; | 
 | pub mod punct; | 
 | pub mod span; | 
 | pub mod token_stream; | 
 |  | 
 | extern "C" { | 
 |     fn bridge__is_available() -> bool; | 
 | } | 
 |  | 
 | pub fn is_available() -> bool { | 
 |     unsafe { bridge__is_available() } | 
 | } |