bits/functional_hash.h

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00001 // functional_hash.h header -*- C++ -*-
00002 
00003 // Copyright (C) 2007,2008 Free Software Foundation, Inc.
00004 //
00005 // This file is part of the GNU ISO C++ Library.  This library is free
00006 // software; you can redistribute it and/or modify it under the
00007 // terms of the GNU General Public License as published by the
00008 // Free Software Foundation; either version 2, or (at your option)
00009 // any later version.
00010 
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 // GNU General Public License for more details.
00015 
00016 // You should have received a copy of the GNU General Public License
00017 // along with this library; see the file COPYING.  If not, write to
00018 // the Free Software Foundation, 51 Franklin Street, Fifth Floor,
00019 // Boston, MA 02110-1301, USA.
00020 
00021 // As a special exception, you may use this file as part of a free software
00022 // library without restriction.  Specifically, if other files instantiate
00023 // templates or use macros or inline functions from this file, or you compile
00024 // this file and link it with other files to produce an executable, this
00025 // file does not by itself cause the resulting executable to be covered by
00026 // the GNU General Public License.  This exception does not however
00027 // invalidate any other reasons why the executable file might be covered by
00028 // the GNU General Public License.
00029 
00030 /** @file bits/functional_hash.h
00031  *  This is an internal header file, included by other library headers.
00032  *  You should not attempt to use it directly.
00033  */
00034 
00035 #ifndef _FUNCTIONAL_HASH_H
00036 #define _FUNCTIONAL_HASH_H 1
00037 
00038 #pragma GCC system_header
00039 
00040 #ifndef __GXX_EXPERIMENTAL_CXX0X__
00041 # include <c++0x_warning.h>
00042 #endif
00043 
00044 #if defined(_GLIBCXX_INCLUDE_AS_TR1)
00045 #  error C++0x header cannot be included from TR1 header
00046 #endif
00047 
00048 #if defined(_GLIBCXX_INCLUDE_AS_CXX0X)
00049 #  include <tr1_impl/functional_hash.h>
00050 #else
00051 #  define _GLIBCXX_INCLUDE_AS_CXX0X
00052 #  define _GLIBCXX_BEGIN_NAMESPACE_TR1
00053 #  define _GLIBCXX_END_NAMESPACE_TR1
00054 #  define _GLIBCXX_TR1
00055 #  include <tr1_impl/functional_hash.h>
00056 #  undef _GLIBCXX_TR1
00057 #  undef _GLIBCXX_END_NAMESPACE_TR1
00058 #  undef _GLIBCXX_BEGIN_NAMESPACE_TR1
00059 #  undef _GLIBCXX_INCLUDE_AS_CXX0X
00060 #endif
00061 
00062 #endif // _FUNCTIONAL_HASH_H
00063 

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