/usr/include/corelinux/Thread.hpp is in libcorelinux-dev 0.4.32-7.4ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#define __THREAD_HPP
/*
CoreLinux++
Copyright (C) 1999,2000 CoreLinux Consortium
The CoreLinux++ 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.
The CoreLinux++ Library 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 the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#if !defined IN_COMMON_HPP
#error Thread.hpp is included by Common.hpp only.
#endif
#if !defined(__SINGLETON_HPP)
#include <Singleton.hpp>
#endif
#if !defined(__MAP_HPP)
#include <Map.hpp>
#endif
#if !defined(__INVALIDTHREADEXCEPTION_HPP)
#include <InvalidThreadException.hpp>
#endif
namespace corelinux
{
DECLARE_CLASS( ThreadContext );
CORELINUX_MAP
(
ThreadIdentifier,
ThreadContextPtr,
std::less<ThreadIdentifier>,
ThreadMap
);
//
// Start of class declaration
//
DECLARE_CLASS( Thread );
DECLARE_TYPE( Singleton<Thread>, ThreadManager );
/**
Thread is a framework for the creation, management, and destruction
of caller threads. It accomplishes this by allowing the caller to
setup a context for execution and calling their defined entry point.
There is still much work to be done such as:<p>
<ul>
<li> Thread completion notification and processing
<li> Signal handling and masking
<li> Subject/Observer relationships
<li> Instrumentation
<li> Testing...testing...testing!
</ul>
*/
class Thread : public Synchronized
{
public:
//
// Constructors and destructor
//
/// Default constructor
Thread( void ) throw( Assertion );
/// Virtual destructor
virtual ~Thread( void );
//
// Operator overloads
//
//
// Accessors (class)
//
/**
getKernelError returns the thread instance errno for
the last kernel call the thread made
@return Int errno for thread function
*/
static Int getKernelError( void );
/**
getThreadIdentifier retrieves the kernel process id
for the caller thread
@return ThreadIdentifier identifies the caller
*/
static ThreadIdentifier getThreadIdentifier( void );
/**
getParentThreadIdentifier retrieves the parent thread
of the current thread.
@return ThreadIdentifier identifies the parent
*/
static ThreadIdentifier getParentThreadIdentifier( void );
/**
getThreadManagerIdentifier retrieves the thread that
Thread was instantiated from
@return ThreadIdentifier identifies the owner
*/
static ThreadIdentifierCref getThreadManagerIdentifier( void );
/**
Retrieve a ThreadContext given a identifier
@param ThreadIdentifier unique id
@return ThreadContext const reference
@exception InvalidThreadException if
it does not exist.
*/
static ThreadContextCref getThreadContext( ThreadIdentifierCref )
throw ( InvalidThreadException ) ;
/**
Retrieve the number of created threads
@return Count number of active threads
*/
static Count getCreatedThreadCount( void );
/**
Retrieve the number of threads that are starting or running
@return Count number of active threads
*/
static Count getActiveThreadCount( void );
/**
Retrieve the number of threads that are waiting ro tun
@return Count number of active threads
*/
static Count getBlockedThreadCount( void );
/**
Retrieve the number of threads that are not starting or
running or waiting to run.
@return Count number of completed threads
*/
static Count getCompletedThreadCount( void );
/// Debugging method for the moment
static void dump( void );
//
// Mutators
//
/**
Start a thread as described by the context
@param ThreadContext reference to thread context
object. This object is copied into a managed
context.
@return ThreadIdentifier identifies the process/thread
id as assigned by the operating system.
*/
static ThreadIdentifier startThread( ThreadContextRef ) ;
/**
Blocks the caller until the thread has ended execution,
retrieving the return code from the associated thread
context
@param ThreadIdentifier unique thread id
@return Int return code from thread context
@exception InvalidThreadException if not a valid
thread identifier.
*/
static Int waitForThread( ThreadIdentifierCref )
throw ( InvalidThreadException );
/**
Destroys the managed context for the given identifier
@param ThreadIdentifier unique thread id
@exception InvalidThreadException if the thread id is
not one in the managed store.
@exception Assertion if the thread is in a running
state.
*/
static void destroyThreadContext( ThreadIdentifierCref )
throw ( InvalidThreadException, Assertion );
/**
Get thread priority for the given indentifier
@param ThreadIdentifier unique thread id
@exception InvalidThreadException if the thread id is
not one in the managed store.
@exception Assertion if the thread is in a running
state.
*/
static Int getThreadPriority( ThreadIdentifierCref )
throw ( InvalidThreadException, Assertion );
/**
Set thread priority for the given indentifier
@param ThreadIdentifier unique thread id
@param prio priority value
@exception InvalidThreadException if the thread id is
not one in the managed store.
@exception Assertion if the thread is in a running
state.
*/
static void setThreadPriority( ThreadIdentifierCref, Int )
throw ( InvalidThreadException, Assertion );
protected:
//
// Constructor
//
/**
Copy constructor won't do, its a singleton
@param Thread reference to another Thread
@exception Assertion NEVER_GET_HERE
*/
Thread( ThreadCref ) throw ( Assertion );
//
// Operator overloads
//
/**
Assignment operator won't do, we should never get here
anyway but the compiler will generate the missing method.
@param Thread reference to another Thread
@return Thread reference to self
@exception Assertion NEVER_GET_HERE
*/
ThreadRef operator=( ThreadCref ) throw ( Assertion );
/**
Equality operator not valid for class utility
@param Thread reference to Thread
@return bool True if equal
@exception Assertion NEVER_GET_HERE
*/
bool operator==( ThreadCref ) const throw ( Assertion ) ;
//
// Thread terminate
//
static void threadTerminated( Int, VoidPtr, VoidPtr );
protected:
/// The singleton instance of Thread for synchronization
static ThreadManager theThreadManager;
private:
/// Associative map of ThreadContexts by id
static ThreadMap theThreadMap;
static ThreadIdentifier theThreadManagerId;
static Count theThreadCount;
};
}
#endif // if !defined(__THREAD_HPP)
/*
Common rcs information do not modify
$Author: dulimart $
$Revision: 1.5 $
$Date: 2001/03/20 04:06:50 $
$Locker: $
*/
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