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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [src/] [globals_io.cc] - Rev 617
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// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2009 // 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/>. #include "bits/c++config.h" #include <fstream> #include <istream> #include <ostream> #include <ext/stdio_filebuf.h> #include <ext/stdio_sync_filebuf.h> // On AIX, and perhaps other systems, library initialization order is // not guaranteed. For example, the static initializers for the main // program might run before the static initializers for this library. // That means that we cannot rely on static initialization in the // library; there is no guarantee that things will get initialized in // time. This file contains definitions of all global variables that // require initialization as arrays of characters. // NB: asm directives can rename these non-exported, namespace // __gnu_cxx symbols into exported, namespace std symbols with the // appropriate symbol version name. // The rename syntax is // asm (".symver currentname,oldname@@GLIBCXX_3.2") // In macro form: // _GLIBCXX_ASM_SYMVER(currentname, oldname, GLIBCXX_3.2) _GLIBCXX_BEGIN_NAMESPACE(std) // Standard stream objects. // NB: Iff <iostream> is included, these definitions become wonky. typedef char fake_istream[sizeof(istream)] __attribute__ ((aligned(__alignof__(istream)))); typedef char fake_ostream[sizeof(ostream)] __attribute__ ((aligned(__alignof__(ostream)))); fake_istream cin; fake_ostream cout; fake_ostream cerr; fake_ostream clog; #ifdef _GLIBCXX_USE_WCHAR_T typedef char fake_wistream[sizeof(wistream)] __attribute__ ((aligned(__alignof__(wistream)))); typedef char fake_wostream[sizeof(wostream)] __attribute__ ((aligned(__alignof__(wostream)))); fake_wistream wcin; fake_wostream wcout; fake_wostream wcerr; fake_wostream wclog; #endif _GLIBCXX_END_NAMESPACE namespace __gnu_internal _GLIBCXX_VISIBILITY_ATTR(hidden) { using namespace std; using namespace __gnu_cxx; // We use different stream buffer types depending on whether // ios_base::sync_with_stdio(false) has been called. typedef char fake_stdiobuf[sizeof(stdio_sync_filebuf<char>)] __attribute__ ((aligned(__alignof__(stdio_sync_filebuf<char>)))); fake_stdiobuf buf_cout_sync; fake_stdiobuf buf_cin_sync; fake_stdiobuf buf_cerr_sync; typedef char fake_filebuf[sizeof(stdio_filebuf<char>)] __attribute__ ((aligned(__alignof__(stdio_filebuf<char>)))); fake_filebuf buf_cout; fake_filebuf buf_cin; fake_filebuf buf_cerr; #ifdef _GLIBCXX_USE_WCHAR_T typedef char fake_wstdiobuf[sizeof(stdio_sync_filebuf<wchar_t>)] __attribute__ ((aligned(__alignof__(stdio_sync_filebuf<wchar_t>)))); fake_wstdiobuf buf_wcout_sync; fake_wstdiobuf buf_wcin_sync; fake_wstdiobuf buf_wcerr_sync; typedef char fake_wfilebuf[sizeof(stdio_filebuf<wchar_t>)] __attribute__ ((aligned(__alignof__(stdio_filebuf<wchar_t>)))); fake_wfilebuf buf_wcout; fake_wfilebuf buf_wcin; fake_wfilebuf buf_wcerr; #endif } // namespace __gnu_internal
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