MsgLogger Class Reference

A trace or logging facility. More...

#include <MsgLogger.h>

Public Member Functions
	MsgLogger (const char *filename=0)
	Construct a new logger. More...
virtual	~MsgLogger ()
	Destructor. More...
void	log (const char *format, va_list ap) __attribute__((format(printf
	Log some text. More...

Friends
void	LOG_MSG (const char *format, va_list ap)
	Log message.

Detailed Description

A trace or logging facility.

The following printf and assert-like macros routines and macros will call TheMsgLogger->log:

*   LOG_MSG("in init()\n");
*   LOG_MSG("Value of i is %d\n", i);
*   LOG_ASSERT(i > 2);
*  

If no logger is created by the application, LOG_... will create a default logger for stderr.

Constructor & Destructor Documentation

MsgLogger::MsgLogger

(

const char *

filename = 0

)

Construct a new logger.

This logger replaces the existing logger, in case there is one. If no filename (null or empty string) is supplied, stderr is used. If a filename is provided, that file is opened or created for appending.

Parameters

filename,:

file name

Exceptions

GenericException

if file fails to open.

virtual MsgLogger::~MsgLogger ( )

virtual

Destructor.

Will restore whatever previous logger was in place.

Member Function Documentation

void MsgLogger::log	(	const char *	format,
		va_list	ap
	)

Log some text.

Prepends info with time stamp, then invokes print.

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The documentation for this class was generated from the following file:

• /home/malitsky/projects/epics-archiver/sourceforge/trunk/ea4-cpp/include/common/tools/MsgLogger.h