xapian-core/common/safewindows.h

   1 /** @file
   2  * @brief #include <windows.h> without all the bloat and damage.
   3  */
   4 /* Copyright (C) 2005,2007,2013,2020 Olly Betts
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  19  * MA 02110-1301, USA
  20  */
  21
  22 #ifndef XAPIAN_INCLUDED_SAFEWINDOWS_H
  23 #define XAPIAN_INCLUDED_SAFEWINDOWS_H
  24
  25 #if !defined __CYGWIN__ && !defined __WIN32__
  26 # error Including safewindows.h, but neither __CYGWIN__ nor __WIN32__ defined!
  27 #endif
  28
  29 // Prevent windows.h from defining min and max macros.
  30 #ifndef NOMINMAX
  31 # define NOMINMAX
  32 #endif
  33
  34 // Prevent windows.h from including lots of obscure win32 api headers
  35 // which we don't care about and will just slow down compilation and
  36 // increase the risk of symbol collisions.
  37 #define WIN32_LEAN_AND_MEAN
  38 #define NOGDI
  39 #include <windows.h>
  40
  41 // The mingw headers don't reach <winerror.h> from <windows.h> (verified
  42 // with w32api 5.4.1).  MSVC does, so we treat this as a flaw to workaround and
  43 // include <winerror.h> if we detect it hasn't been implicitly included.
  44 #ifndef ERROR_PIPE_CONNECTED
  45 # include <winerror.h>
  46 #endif
  47
  48 #endif // XAPIAN_INCLUDED_SAFEWINDOWS_H