/usr/include/KF5/kjs/protect.h is in libkf5kjs-dev 5.28.0-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | /*
* This file is part of the KDE libraries
* Copyright (C) 2004 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 _KJS_PROTECT_H_
#define _KJS_PROTECT_H_
#include "value.h"
#include "collector.h"
#include "JSLock.h"
namespace KJS
{
inline void gcProtect(JSValue *val)
{
Collector::protect(val);
}
inline void gcUnprotect(JSValue *val)
{
Collector::unprotect(val);
}
inline void gcProtectNullTolerant(JSValue *val)
{
if (val) {
gcProtect(val);
}
}
inline void gcUnprotectNullTolerant(JSValue *val)
{
if (val) {
gcUnprotect(val);
}
}
// FIXME: Share more code with RefPtr template? The only differences are the ref/deref operation
// and the implicit conversion to raw pointer
template <class T> class ProtectedPtr
{
public:
ProtectedPtr() : m_ptr(NULL) { }
ProtectedPtr(T *ptr);
ProtectedPtr(const ProtectedPtr &);
~ProtectedPtr();
template <class U> ProtectedPtr(const ProtectedPtr<U> &);
T *get() const
{
return m_ptr;
}
operator T *() const
{
return m_ptr;
}
T *operator->() const
{
return m_ptr;
}
bool operator!() const
{
return m_ptr == NULL;
}
ProtectedPtr &operator=(const ProtectedPtr &);
ProtectedPtr &operator=(T *);
private:
T *m_ptr;
};
template <class T> ProtectedPtr<T>::ProtectedPtr(T *ptr)
: m_ptr(ptr)
{
if (ptr) {
JSLock lock;
gcProtect(ptr);
}
}
template <class T> ProtectedPtr<T>::ProtectedPtr(const ProtectedPtr &o)
: m_ptr(o.get())
{
if (T *ptr = m_ptr) {
JSLock lock;
gcProtect(ptr);
}
}
template <class T> ProtectedPtr<T>::~ProtectedPtr()
{
if (T *ptr = m_ptr) {
JSLock lock;
gcUnprotect(ptr);
}
}
template <class T> template <class U> ProtectedPtr<T>::ProtectedPtr(const ProtectedPtr<U> &o)
: m_ptr(o.get())
{
if (T *ptr = m_ptr) {
JSLock lock;
gcProtect(ptr);
}
}
template <class T> ProtectedPtr<T> &ProtectedPtr<T>::operator=(const ProtectedPtr<T> &o)
{
JSLock lock;
T *optr = o.m_ptr;
gcProtectNullTolerant(optr);
gcUnprotectNullTolerant(m_ptr);
m_ptr = optr;
return *this;
}
template <class T> inline ProtectedPtr<T> &ProtectedPtr<T>::operator=(T *optr)
{
JSLock lock;
gcProtectNullTolerant(optr);
gcUnprotectNullTolerant(m_ptr);
m_ptr = optr;
return *this;
}
template <class T> inline bool operator==(const ProtectedPtr<T> &a, const ProtectedPtr<T> &b)
{
return a.get() == b.get();
}
template <class T> inline bool operator==(const ProtectedPtr<T> &a, const T *b)
{
return a.get() == b;
}
template <class T> inline bool operator==(const T *a, const ProtectedPtr<T> &b)
{
return a == b.get();
}
template <class T> inline bool operator!=(const ProtectedPtr<T> &a, const ProtectedPtr<T> &b)
{
return a.get() != b.get();
}
template <class T> inline bool operator!=(const ProtectedPtr<T> &a, const T *b)
{
return a.get() != b;
}
template <class T> inline bool operator!=(const T *a, const ProtectedPtr<T> &b)
{
return a != b.get();
}
} // namespace
#endif
|