f7e413e2d4
gcc/ChangeLog: 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com> * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers. * configure: Regenerate. * config.in: Regenerate. * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap options for Cygwin DLL libstdc++ support wrappers. (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS. (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not. (LINK_SPEC): Include CXX_WRAP_SPEC. * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function. (i386_find_on_wrapper_list): Check if a function is found on the list of libstdc++ wrapper options. (i386_pe_file_end): If we are importing a wrapped function, also emit an external declaration for the real version. * config/i386/cygming.opt (muse-libstdc-wrappers): New option for Cygwin targets. Update copyright year. libstdc++-v3/ChangeLog: 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com> * libstdc++-v3/acinclude.m4 (GLIBCXX_ENABLE_SYMVERS): Don't disable on PE targets. * libstdc++-v3/configure: Regenerate. * libstdc++-v3/configure.host: Add libtool DLL options for Cygwin and MinGW platforms. * libstdc++-v3/include/bits/c++config (_GLIBCXX_VISIBILITY_ATTR): On platforms that don't support visibility, allow them to declare a macro _GLIBCXX_PSEUDO_VISIBILITY that is applied in place of visibility. (_GLIBCXX_PSEUDO_VISIBILITY): Supply empty default if not declared by CPU- or OS-specific headers. * libstdc++-v3/config/os/newlib/os_defines.h (_GLIBCXX_PSEUDO_VISIBILITY_default): New macro for dllimport. (_GLIBCXX_PSEUDO_VISIBILITY_hidden): New empty macro. (_GLIBCXX_PSEUDO_VISIBILITY): Evaluate to one of the above. * libstdc++-v3/config/os/mingw32/os_defines.h (_GLIBCXX_PSEUDO_VISIBILITY_default, _GLIBCXX_PSEUDO_VISIBILITY_hidden, _GLIBCXX_PSEUDO_VISIBILITY): Likewise. From-SVN: r154853
53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
// Specific definitions for newlib -*- C++ -*-
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// Copyright (C) 2000, 2005, 2009 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file os_defines.h
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* This is an internal header file, included by other library headers.
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* You should not attempt to use it directly.
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*/
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#ifndef _GLIBCXX_OS_DEFINES
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#define _GLIBCXX_OS_DEFINES 1
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// System-specific #define, typedefs, corrections, etc, go here. This
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// file will come before all others.
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#ifdef __CYGWIN__
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#define _GLIBCXX_GTHREAD_USE_WEAK 0
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#if defined (_GLIBCXX_DLL)
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#define _GLIBCXX_PSEUDO_VISIBILITY_default __attribute__ ((__dllimport__))
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#else
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#define _GLIBCXX_PSEUDO_VISIBILITY_default
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#endif
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#define _GLIBCXX_PSEUDO_VISIBILITY_hidden
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#define _GLIBCXX_PSEUDO_VISIBILITY(V) _GLIBCXX_PSEUDO_VISIBILITY_ ## V
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// See libstdc++/20806.
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#define _GLIBCXX_HAVE_DOS_BASED_FILESYSTEM 1
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#endif
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#endif
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