/usr/include/sigx-2.0/sigx/glib_lockables.h is in libsigx-2.0-dev 2.0.2-1build1.
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 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 | #ifndef _SIGX_GLIB_LOCKABLES_HPP_
#define _SIGX_GLIB_LOCKABLES_HPP_
/*
* Copyright 2006 Klaus Triendl
*
* 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, 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/*
* Inspired by Andrei Alexandrescu's article "volatile - Multithreaded
* Programmer's Best Friend":
* http://www.ddj.com/dept/cpp/184403766
*/
#include <sigx/lockable.h>
#include <sigx/choose_lock.h>
#include <glibmm/thread.h>
namespace sigx
{
/** @addtogroup threadsafety
* @{
*/
/** @short Makes @e T_type read/write %lockable with a Glib::RWLock
*/
template<typename T_type>
struct rw_lockable: public lockable<T_type, Glib::RWLock>
{
typedef lockable<T_type, Glib::RWLock> parent_type;
public:
rw_lockable():
parent_type()
{}
rw_lockable(typename parent_type::const_reference_type v):
parent_type(v)
{}
};
/** @short Makes @e T_type %lockable with a Glib::Mutex
*/
template<typename T_type>
class mutex_lockable: public lockable<T_type, Glib::Mutex>
{
typedef lockable<T_type, Glib::Mutex> parent_type;
public:
mutex_lockable():
parent_type()
{}
mutex_lockable(typename parent_type::const_reference_type v):
parent_type(v)
{}
};
/** @short Makes @e T_type %lockable with a Glib::StaticMutex
*/
template<typename T_type>
class static_mutex_lockable: public lockable<T_type, Glib::StaticMutex>
{
typedef lockable<T_type, Glib::StaticMutex> parent_type;
public:
static_mutex_lockable():
parent_type()
{
g_static_mutex_init(this->m_mutex.gobj());
}
static_mutex_lockable(typename parent_type::const_reference_type v):
parent_type(v)
{
g_static_mutex_init(this->m_mutex.gobj());
}
};
/** @short Makes @e T_type %lockable with a Glib::RecMutex
*/
template<typename T_type>
class recmutex_lockable: public lockable<T_type, Glib::RecMutex>
{
typedef lockable<T_type, Glib::RecMutex> parent_type;
public:
recmutex_lockable():
parent_type()
{}
recmutex_lockable(typename parent_type::const_reference_type v):
parent_type(v)
{}
};
/** @short Makes @e T_type %lockable with a Glib::StaticRecMutex
*/
template<typename T_type>
class static_recmutex_lockable: public lockable<T_type, Glib::StaticRecMutex>
{
typedef lockable<T_type, Glib::StaticRecMutex> parent_type;
public:
static_recmutex_lockable():
parent_type()
{
g_static_rec_mutex_init(this->m_mutex.gobj());
}
static_recmutex_lockable(typename parent_type::const_reference_type v):
parent_type(v)
{
g_static_rec_mutex_init(this->m_mutex.gobj());
}
};
template<>
struct choose_lock<Glib::RWLock, readlock>
{
typedef Glib::RWLock::ReaderLock type;
};
template<>
struct choose_lock<Glib::RWLock, writelock>
{
typedef Glib::RWLock::WriterLock type;
};
template<locking_policy I_policy>
struct choose_lock<Glib::Mutex, I_policy>
{
typedef Glib::Mutex::Lock type;
};
template<locking_policy I_policy>
struct choose_lock<Glib::RecMutex, I_policy>
{
typedef Glib::RecMutex::Lock type;
};
template<locking_policy I_policy>
struct choose_lock<Glib::StaticMutex, I_policy>
{
typedef Glib::/*Static*/Mutex::Lock type;
};
template<locking_policy I_policy>
struct choose_lock<Glib::StaticRecMutex, I_policy>
{
typedef Glib::/*Static*/RecMutex::Lock type;
};
// @addtogroup threadsafety
/** @}
*/
} // namespace sigx
#endif // end file guard
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