1 // Specific definitions for generic platforms -*- C++ -*-
3 // Copyright (C) 2000-2014 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library 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.
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.
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/>.
25 /** @file bits/os_defines.h
26 * This is an internal header file, included by other library headers.
27 * Do not attempt to use it directly. @headername{iosfwd}
30 #ifndef _GLIBCXX_OS_DEFINES
31 # define _GLIBCXX_OS_DEFINES
33 // System-specific #define, typedefs, corrections, etc, go here. This
34 // file will come before all others.
36 // Define as 0, if you want, to enable inlining of gthread functions.
37 // By default, don't pollute libstdc++ with win32api names.
38 #if !defined (__GTHREAD_HIDE_WIN32API)
39 # define __GTHREAD_HIDE_WIN32API 1
42 // Don't let win32api windef.h define min and max as macros
43 // if included after c++config.h.
47 #if defined (_GLIBCXX_DLL)
48 #define _GLIBCXX_PSEUDO_VISIBILITY_default __attribute__ ((__dllimport__))
50 #define _GLIBCXX_PSEUDO_VISIBILITY_default
52 #define _GLIBCXX_PSEUDO_VISIBILITY_hidden
54 #define _GLIBCXX_PSEUDO_VISIBILITY(V) _GLIBCXX_PSEUDO_VISIBILITY_ ## V
56 // See libstdc++/20806.
57 #define _GLIBCXX_HAVE_DOS_BASED_FILESYSTEM 1
59 // See libstdc++/37522.
60 #define _GLIBCXX_HAVE_BROKEN_VSWPRINTF 1
62 // See libstdc++/43738
63 // On native windows targets there is no ioctl function. And the existing
64 // ioctlsocket function doesn't work for normal file-descriptors.
65 #define _GLIBCXX_NO_IOCTL 1
67 // See libstdc++/51135
68 // Class constructors/destructors have __thiscall calling-convention on
70 #if defined (__i386__)
71 #define _GLIBCXX_CDTOR_CALLABI __thiscall
75 #define _GLIBCXX_LLP64 1