diff options
Diffstat (limited to 'libstdc++-v3/src/c++11/compatibility-thread-c++0x.cc')
-rw-r--r-- | libstdc++-v3/src/c++11/compatibility-thread-c++0x.cc | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/libstdc++-v3/src/c++11/compatibility-thread-c++0x.cc b/libstdc++-v3/src/c++11/compatibility-thread-c++0x.cc new file mode 100644 index 00000000000..cc8761eea15 --- /dev/null +++ b/libstdc++-v3/src/c++11/compatibility-thread-c++0x.cc @@ -0,0 +1,72 @@ +// Compatibility symbols for previous versions, C++0x bits -*- C++ -*- + +// Copyright (C) 2009, 2010, 2011, 2012 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 <future> +#include <mutex> + +#ifndef __GXX_EXPERIMENTAL_CXX0X__ +# error "compatibility-c++0x.cc must be compiled with -std=gnu++0x" +#endif + +#define _GLIBCXX_ASM_SYMVER(cur, old, version) \ + asm (".symver " #cur "," #old "@@@" #version); + +// XXX GLIBCXX_ABI Deprecated +// gcc-4.6.0 +// <future> export changes +#if defined(_GLIBCXX_SYMVER_GNU) && defined(PIC) \ + && defined(_GLIBCXX_HAVE_AS_SYMVER_DIRECTIVE) \ + && defined(_GLIBCXX_HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT) + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ + const std::error_category* future_category = &std::future_category(); +} + +_GLIBCXX_ASM_SYMVER(_ZN9__gnu_cxx15future_categoryE, _ZSt15future_category, GLIBCXX_3.4.14) + +#endif + +// XXX GLIBCXX_ABI Deprecated +// gcc-4.6.0 +// <mutex> export changes +#if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1) +#if defined(_GLIBCXX_SYMVER_GNU) && defined(PIC) \ + && defined(_GLIBCXX_HAVE_AS_SYMVER_DIRECTIVE) \ + && defined(_GLIBCXX_HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT) + +namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) +{ + std::defer_lock_t defer_lock; + std::try_to_lock_t try_to_lock; + std::adopt_lock_t adopt_lock; +} + +_GLIBCXX_ASM_SYMVER(_ZN9__gnu_cxx10adopt_lockE, _ZSt10adopt_lock, GLIBCXX_3.4.11) +_GLIBCXX_ASM_SYMVER(_ZN9__gnu_cxx10defer_lockE, _ZSt10defer_lock, GLIBCXX_3.4.11) +_GLIBCXX_ASM_SYMVER(_ZN9__gnu_cxx11try_to_lockE, _ZSt11try_to_lock, GLIBCXX_3.4.11) + + +#endif +#endif // _GLIBCXX_HAS_GTHREADS && _GLIBCXX_USE_C99_STDINT_TR1 |