libobjc/objc/objc-decls.h

   1 /* GNU Objective-C Extern helpers for Win32.
   2    Copyright (C) 2004-2016 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it
   7 under the terms of the GNU General Public License as published by the
   8 Free Software Foundation; either version 3, or (at your option) any
   9 later version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT
  12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  14 License for more details.
  15
  16 Under Section 7 of GPL version 3, you are granted additional
  17 permissions described in the GCC Runtime Library Exception, version
  18 3.1, as published by the Free Software Foundation.
  19
  20 You should have received a copy of the GNU General Public License and
  21 a copy of the GCC Runtime Library Exception along with this program;
  22 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23 <http://www.gnu.org/licenses/>.  */
  24
  25
  26 #ifndef __objc_decls_INCLUDE_GNU
  27 #define __objc_decls_INCLUDE_GNU
  28
  29 #if defined (_WIN32) || defined (__WIN32__) || defined (WIN32)
  30
  31 #  ifdef DLL_EXPORT /* defined by libtool (if required) */
  32 #    define objc_EXPORT
  33 #    define objc_DECLARE
  34 #  else
  35 #    define objc_EXPORT  extern __declspec(dllimport)
  36 #    define objc_DECLARE extern __declspec(dllimport)
  37 #  endif
  38
  39 #else
  40
  41 #  define objc_EXPORT  extern
  42 #  define objc_DECLARE
  43
  44 #endif
  45
  46 #endif /* __objc_decls_INCLUDE_GNU */