/usr/include/tango/logging.h is in libtango7-dev 7.2.6+dfsg-4build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// file : Logging.h
//
// description : TLS helper class (pseudo-singleton)
//
// project : TANGO
//
// author(s) : N.Leclercq - SOLEIL
//
// Copyright (C) : 2004,2005,2006,2007,2008,2009,2010,2011
// European Synchrotron Radiation Facility
// BP 220, Grenoble 38043
// FRANCE
//
// This file is part of Tango.
//
// Tango is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Tango 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with Tango. If not, see <http://www.gnu.org/licenses/>.
//
// $Revision: 16143 $
//
// $Log$
// Revision 3.8 2010/09/09 13:46:00 taurel
// - Add year 2010 in Copyright notice
//
// Revision 3.7 2009/01/21 12:47:15 taurel
// - Change CopyRights for 2009
//
// Revision 3.6 2008/10/06 15:01:36 taurel
// - Changed the licensing info from GPL to LGPL
//
// Revision 3.5 2008/10/03 06:52:31 taurel
// - Add some licensing info in each files
//
// Revision 3.4 2007/10/16 08:23:37 taurel
// - Add management of the TC connection establishment timeout for DB access
// - Add DB server cache in DS used during DS startup sequence
// - Comment out the sleep time during DS startup sequence
//
// Revision 3.3 2007/04/20 14:41:33 taurel
// - Ported to Windows 64 bits x64 architecture
//
// Revision 3.2 2004/07/07 08:40:11 taurel
//
// - Fisrt commit after merge between Trunk and release 4 branch
// - Add EventData copy ctor, asiignement operator and dtor
// - Add Database and DeviceProxy::get_alias() method
// - Add AttributeProxy ctor from "device_alias/attribute_name"
// - Exception thrown when subscribing two times for exactly yhe same event
//
// Revision 3.1.2.3 2004/03/11 13:14:40 taurel
// - Some small changes for HP aCC compiler
//
// Revision 3.1.2.2 2004/03/09 16:36:37 taurel
// - Added HP aCC port (thanks to Claudio from Elettra)
// - Some last small bugs fixes
//
// Revision 3.1.2.1 2003/10/20 12:37:32 nleclercq
// Added new device class initialization mecanism (to be approuved)
// Changed core logger export mode for device linked against win32 DLL
// Set forget option to true for asynch logging
//
// Revision 3.1 2003/04/02 12:26:04 taurel
// Miscellaneous changes to :
// - Modify TANGO_HOST env. variable syntax to be able to have several db servers
// - Asynchronous calls are now done on device_2 or device depending on the device IDL version
// - Timeout are bcks (omniORB 4.0.1)
// - Fix bug when killing a device server via the kill command of the admin device
// (Solaris only)
// - Cleanup device server code to have only one ORB and one db connection within a server
//
// Revision 3.0 2003/03/25 16:44:06 taurel
// Many changes for Tango release 3.0 including
// - Added full logging features
// - Added asynchronous calls
// - Host name of clients now stored in black-box
// - Three serialization model in DS
// - Fix miscellaneous bugs
// - Ported to gcc 3.2
// - Added ApiUtil::cleanup() and destructor methods
// - Some internal cleanups
// - Change the way how TangoMonitor class is implemented. It's a recursive
// mutex
//
// Revision 2.4 2003/03/13 15:17:49 nleclercq
// Minor modifications on logging implementation
//
// Revision 2.3 2003/03/12 15:30:00 nleclercq
// cout multi-targets logging restricted to TANGO lib
//
// Revision 2.2 2003/03/11 17:55:55 nleclercq
// Switch from log4cpp to log4tango
//
// Revision 2.1 2003/02/17 14:57:43 taurel
// Added the new Tango logging stuff (Thanks Nicolas from Soleil)
//
//
//-=============================================================================
#ifndef _LOGGING_H_
#define _LOGGING_H_
#ifdef TANGO_HAS_LOG4TANGO
// A shortcut to the core logger ------------------------------
#define API_LOGGER Tango::Logging::get_core_logger()
#ifdef _TANGO_LIB //== compiling TANGO lib ====================
//-- Overwrite std::cout -------------------------------------
#define cout \
if (API_LOGGER) \
API_LOGGER->get_stream(log4tango::Level::INFO, false) \
<< log4tango::LogInitiator::_begin_log
#endif //== compiling TANGO lib ===============================
// Map. cout1..2 to INFO level --------------------------------
#define cout1 \
if (API_LOGGER && API_LOGGER->is_info_enabled()) \
API_LOGGER->info_stream() \
<< log4tango::LogInitiator::_begin_log
#define cout2 cout1
// Map. cout3..5 to DEBUG level -------------------------------
#define cout3 \
if (API_LOGGER && API_LOGGER->is_debug_enabled()) \
API_LOGGER->debug_stream() \
<< log4tango::LogInitiator::_begin_log
#define cout4 cout3
#define cout5 cout4
namespace Tango {
class Util;
#if defined (_TG_WINDOWS_) && !defined(_TANGO_LIB) && defined(TANGO_HAS_DLL)
extern __declspec(dllimport) log4tango::Logger* _core_logger;
#else
extern log4tango::Logger* _core_logger;
#endif
class Logging
{
public:
/**
* Initializes the Tango Logging service (TLS)
**/
static void init (const std::string& ds_name,
int cmd_line_level,
bool use_tango_db,
Database &db,
Util *tg);
/**
* Shutdown the Tango Logging service
**/
static void cleanup (void);
/**
* Returns the core logger substitute
**/
inline static log4tango::Logger* get_core_logger (void) {
return _core_logger;
}
/**
* Implementation of the DServer AddLoggingTarget Tango command
**/
static void add_logging_target (const DevVarStringArray *argin);
/**
* Implementation of the DServer AddLoggingTarget Tango command
**/
static void add_logging_target (log4tango::Logger* logger,
const std::string& tg_type,
const std::string& tg_name,
int throw_exception = 1);
/**
* Implementation of the DServer AddLoggingTarget Tango command
**/
static void add_logging_target (log4tango::Logger* logger,
const std::string& tg_type_name,
int throw_exception = 1);
/**
* Implementation of the DServer RemoveLoggingTarget Tango command
**/
static void remove_logging_target (const DevVarStringArray *argin);
/**
* Implementation of the DServer GetLoggingTarget Tango command
**/
static DevVarStringArray* get_logging_target (const std::string& dev_name);
/**
* Implementation of the DServer SetLoggingLevel Tango command
**/
static void set_logging_level (const DevVarLongStringArray *argin);
/**
* Implementation of the DServer GetLoggingLevel Tango command
**/
static DevVarLongStringArray* get_logging_level (const DevVarStringArray *argin);
/**
* Implementation of the DServer StartLogging Tango command
**/
static void start_logging (void);
/**
* Implementation of the DServer StopLogging Tango command
**/
static void stop_logging (void);
/**
* Converts a Tango logging level into a log4tango level
**/
static log4tango::Level::Value tango_to_log4tango_level (Tango::LogLevel tango_level,
bool throw_exception = true);
/**
* Converts a Tango logging level into a log4tango level
**/
static log4tango::Level::Value tango_to_log4tango_level (const std::string& tango_level,
bool throw_exception = true);
/**
* Converts a log4tango level into a Tango logging level
**/
static Tango::LogLevel log4tango_to_tango_level (log4tango::Level::Value log4tango_level);
/**
* Modify the rolling file threshold of the given Logger
**/
static void set_rolling_file_threshold(log4tango::Logger* logger, size_t rtf);
private:
/**
*
**/
static void kill_zombie_appenders (void);
/**
*
**/
static std::string dev_to_file_name (const std::string& _dev_name);
/**
*
**/
static int get_target_type_and_name (const std::string& input,
std::string& type,
std::string& name);
/**
*
**/
static int create_log_dir (const std::string& full_path);
/**
* Protect the Logging class against instanciation and copy
**/
Logging (const Logging&);
~Logging();
const Logging& operator= (const Logging&);
/**
*
**/
static std::string _log_path;
/**
*
**/
static size_t _rft;
/**
*
**/
static int _cmd_line_level;
};
} // namespace tango
#endif // TANGO_HAS_LOG4TANGO
#endif // _LOGGING_H_
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