/usr/include/KF5/wtf/OwnPtr.h is in libkf5kjs-dev 5.18.0-0ubuntu1.
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 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | /*
* Copyright (C) 2006 Apple Computer, Inc.
*
* 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; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef WTF_OwnPtr_h
#define WTF_OwnPtr_h
#include <algorithm>
#include <wtf/Assertions.h>
#include <wtf/Noncopyable.h>
namespace WTF
{
template <typename T> class OwnPtr : Noncopyable
{
public:
explicit OwnPtr(T *ptr = 0) : m_ptr(ptr) { }
~OwnPtr()
{
safeDelete();
}
T *get() const
{
return m_ptr;
}
T *release()
{
T *ptr = m_ptr;
m_ptr = 0;
return ptr;
}
void set(T *ptr)
{
ASSERT(m_ptr != ptr);
safeDelete();
m_ptr = ptr;
}
void clear()
{
safeDelete();
m_ptr = 0;
}
T &operator*() const
{
ASSERT(m_ptr);
return *m_ptr;
}
T *operator->() const
{
ASSERT(m_ptr);
return m_ptr;
}
bool operator!() const
{
return !m_ptr;
}
// This conversion operator allows implicit conversion to bool but not to other integer types.
typedef T *(OwnPtr::*UnspecifiedBoolType)() const;
operator UnspecifiedBoolType() const
{
return m_ptr ? &OwnPtr::get : 0;
}
void swap(OwnPtr &o)
{
std::swap(m_ptr, o.m_ptr);
}
private:
void safeDelete()
{
typedef char known[sizeof(T) ? 1 : -1];
if (sizeof(known)) {
delete m_ptr;
}
}
T *m_ptr;
};
template <typename T> inline void swap(OwnPtr<T> &a, OwnPtr<T> &b)
{
a.swap(b);
}
} // namespace WTF
using WTF::OwnPtr;
#endif // WTF_OwnPtr_h
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