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  • log4z v1.2.0 stable version publish
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Apr 8, 2013 (last update: Apr 15, 2013)

log4z v1.2.0 stable version publish

Score: 4.0/5 (55 votes)
*****

intro

Log4z is an open source C++ lightweight log library. It provides in a C++ application log and trace debug function. Using log4z can be very easy and convenient to debug log or track for conveying information to the screen, the log file

the open source site:

https://github.com/zsummer/log4z
tags:

https://github.com/zsummer/log4z/tags

The advantages of log4z


1. MIT open source license,very liberal.
2. lightweight and cross platform.
3. complete priority level control.
4. muilti log output, thread safe.
5. complete file's configure.
6. display to screen with different color.


fast_test.cpp : the simple demo

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#include "../log4z.h"
#include <iostream>
#include <stdio.h>
using namespace zsummer::log4z;
int main(int argc, char *argv[])
{
	//start log4z
	ILog4zManager::GetInstance()->Start();
	//LOGD: LOG WITH level LOG_DEBUG
	//LOGI: LOG WITH level LOG_INFO
	//...
	LOGD(" *** " << "hellow wolrd" <<" *** ");
	LOGI("loginfo");
	LOGW("log warning");
	LOGE("log err");
	LOGA("log alarm");
	LOGF("log fatal");
	LOGD("char:" <<'c'
		<< ", unsigned char:" << (unsigned char) 'c'
		<< ", short:" << (short) -1
		<< ", unsigned short:" << (unsigned short) -1
		<< ", int:" << (int) -1
		<< ", unsigned int:" << (unsigned int) -1
		<< ", long:" << (long) -1
		<< ", unsigned long:" << (unsigned long) -1
		<< ", long long:" << (long long) -1
		<< ", unsigned long long:" << (unsigned long long) -1
		<< ", float:" << (float) -1.234567
		<< ", double:" << (double) -2.34566
		<< ", std::string:" << std::string("fffff")
		<< ", void *:" << ( int *) argv
		<< ", const void*:" << (const int *) argv
		<< ", constant:" << 1000 
		<< ", constant:" << 100.12345678
		<< ", bool:" << (bool) true);
	LOGA("press anykey to exit ...");
	getchar();
	return 0;
}



compile


in VS join the log4z.h and log4z.cpp
in linux, need append -lpthread. example:
g++ -lpthread -o test main.cpp ../log4z.cpp

the screenshot



log4z_log_tree:





log4z_windows_fast_output:






log4z_linux_fast_output




update logs

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/*
 * UPDATES
 *
 * VERSION 0.1.0 <DATE: 2010年10月4日>
 * 	create the first project. 
 * 	It support put log to screen and files, 
 * 	support log level, support one day one log file.
 * 	support multiple thread, multiple operating system.
 * 
 * VERSION .... <DATE: ...>
 * 	...
 * 
 * VERSION 0.9.0 <DATE: 2012年12月24日>
 * 	support config files.
 * 	support color text in screen.
 * 	support multiple logger.
 * 
 * VERSION 1.0.0 <DATE: 2012年12月29日>
 * 	support comments in the config file.
 * 	add a advanced demo in the ./project
 * 	fix some details.
 *
 * VERSION 1.0.1 <DATE: 2013年01月01日>
 * 	the source code haven't any change.
 *	fix some Comments in the log4z
 *	add some comments in the test projects.
 *	delete some needless code in the 'fast_test' demo projects, it's so simple.
 *
 * VERSION 1.1.0 <DATE: 2013年01月24日>
 * 	the method Start will wait for the logger thread started.
 *	config and add method change. 
 *	namespace change.
 *	append some macro.
 *
 * VERSION 1.1.1 <DATE: 2013年02月23日>
 * 	add GetStatus**** mothed.
 *	optimize. 
 * VERSION 1.2.0 <DATE: 2013年04月05日>
 * optimize.
 *
 */



version 1.2.1 fix some detail bug from v1.2.0 optimize.
1. need include <stdio.h> in header file.
2. new string stream format class on format <unsigned int> type will more append character 'd' .

Attachments: [log4z-1.2.0.zip] [log4z-1.2.1.zip]

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