include/msvcrt/stddef.h

   1 /*
   2  * Copyright 2000 Francois Gouget.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18 #ifndef __WINE_STDDEF_H
  19 #define __WINE_STDDEF_H
  20
  21 #include <corecrt.h>
  22
  23 #if defined(__GNUC__) || defined(__clang__)
  24 #define offsetof(s,m)       __builtin_offsetof(s,m)
  25 #elif defined(_WIN64)
  26 #define offsetof(s,m)       (size_t)((ptrdiff_t)&(((s*)NULL)->m))
  27 #else
  28 #define offsetof(s,m)       (size_t)&(((s*)NULL)->m)
  29 #endif
  30
  31
  32 #ifdef __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 _ACRTIMP __msvcrt_ulong __cdecl __threadid(void);
  37 _ACRTIMP __msvcrt_ulong __cdecl __threadhandle(void);
  38 #define _threadid    (__threadid())
  39
  40 #ifdef __cplusplus
  41 }
  42 #endif
  43
  44 #endif /* __WINE_STDDEF_H */