gcc/libstdc++-v3/config/os/mingw32/os_defines.h
2021-01-04 10:26:59 +01:00

85 lines
2.7 KiB
C++

// Specific definitions for generic platforms -*- C++ -*-
// Copyright (C) 2000-2021 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ 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/>.
/** @file bits/os_defines.h
* This is an internal header file, included by other library headers.
* Do not attempt to use it directly. @headername{iosfwd}
*/
#ifndef _GLIBCXX_OS_DEFINES
# define _GLIBCXX_OS_DEFINES
// System-specific #define, typedefs, corrections, etc, go here. This
// file will come before all others.
// Define as 0, if you want, to enable inlining of gthread functions.
// By default, don't pollute libstdc++ with win32api names.
#if !defined (__GTHREAD_HIDE_WIN32API)
# define __GTHREAD_HIDE_WIN32API 1
#endif
// Don't let win32api windef.h define min and max as macros
// if included after c++config.h.
#undef NOMINMAX
#define NOMINMAX 1
#if defined (_GLIBCXX_DLL)
#define _GLIBCXX_PSEUDO_VISIBILITY_default __attribute__ ((__dllimport__))
#else
#define _GLIBCXX_PSEUDO_VISIBILITY_default
#endif
#define _GLIBCXX_PSEUDO_VISIBILITY_hidden
#define _GLIBCXX_PSEUDO_VISIBILITY(V) _GLIBCXX_PSEUDO_VISIBILITY_ ## V
// See libstdc++/20806.
#define _GLIBCXX_HAVE_DOS_BASED_FILESYSTEM 1
// See libstdc++/37522.
#define _GLIBCXX_HAVE_BROKEN_VSWPRINTF 1
// See libstdc++/43738
// On native windows targets there is no ioctl function. And the existing
// ioctlsocket function doesn't work for normal file-descriptors.
#define _GLIBCXX_NO_IOCTL 1
// See libstdc++/51135
// Class constructors/destructors have __thiscall calling-convention on
// IA 32-bit
#if defined (__i386__)
#define _GLIBCXX_CDTOR_CALLABI __thiscall
#endif
#ifdef __x86_64__
#define _GLIBCXX_LLP64 1
#endif
// See libstdc++/59807
#define _GTHREAD_USE_MUTEX_INIT_FUNC 1
// See libstdc++/94268
#define _GLIBCXX_BUFSIZ 4096
#endif