/usr/include/crystalspace-2.0/csutil/nullptr.h is in libcrystalspace-dev 2.0+dfsg-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | /*
Copyright (C) 2010 by Mike Gist
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CSUTIL_NULLPTR_H__
#define __CSUTIL_NULLPTR_H__
#if !defined(CS_NO_PROVIDE_NULLPTR)
#if !defined(CS_HAS_NULLPTR) \
|| (defined(__STRICT_ANSI__) && !defined(CS_HAS_NULLPTR_STRICT_ANSI))
/*
Based on "library implementation" in C++ Standards Committee paper 2431
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2431.pdf
*/
namespace std
{
class nullptr_t
{
private:
void operator&() const;
public:
template<typename T>
operator T*() const
{
return 0;
}
template<class C, typename T>
operator T C::*() const
{
return 0;
}
};
}
#ifndef CS_NO_NULLPTR_RENAME_HACK
/* Hack around the “identifier ‘nullptr’ will become a keyword in C++0x”
* warnings gcc 4.6 emits.
* The “proper” way – using a #pragma GCC diagnostic – is, unfortunately,
* broken: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48914
* Instead, to avoid use of that identifier, rename that identifier.
*/
#define nullptr CS_nullptr
#endif
using ::std::nullptr_t;
const nullptr_t nullptr = {};
#endif /* !defined(CS_HAS_NULLPTR) \
|| (defined(__STRICT_ANSI__) && !defined(CS_HAS_NULLPTR_STRICT_ANSI)) */
#endif // !defined(CS_NO_PROVIDE_NULLPTR)
#endif // __CSUTIL_NULLPTR_H__
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