Updating the readme file

.gitignore

@@ -16,4 +16,4 @@ cpp_logger_assignment.kdev4
 
 # bin
 cpplogger
-
+cpplogger_test

ArgParser.hpp

@@ -34,7 +34,8 @@ public:
 		<< "\n"
 		<< "Option -c and -f are mutually exclusive, specify one.\n"
 		<< "\n"
-		<< "Denes Matetelki <denes@matetelki.com>\n";
+		<< "Homepage: <https://gitea.matetelki.eu/denes/cpp_logger_assignment>\n"
+		<< "Author: Denes Matetelki <denes@matetelki.com>\n";
 
 		if (cout)
 			std::cout << oss.str();

README.md

@@ -1,3 +1,72 @@
 # cpp_logger_assignment
 
 Programming exercise to implement a logger class
+
+
+Build it with:
+
+```
+cmake .
+make
+./cpplogger
+```
+
+And/or run unit-tests, using [catch2](https://github.com/catchorg/Catch2) as a submodule.
+
+
+```
+git submodule update --init --recursive
+cmake . -DBUILD_TESTS=ON
+make
+./cpplogger_test
+```
+
+## The binary can be used as a command line tool:
+
+
+```
+./cpplogger
+Usage: cpplogger [OPTION]
+Logs the input (till EOF) to the console or to a file.
+
+Options:
+        -c,             log to console
+        -f FILE         log to FILE
+        -t,             prefix lines with timestamp
+        -n,             prefix lines with hostname
+        -u,             prefix lines with user name
+        -h              print this help
+
+Option -c and -f are mutually exclusive, specify one.
+
+Homepage: <https://gitea.matetelki.eu/denes/cpp_logger_assignment>
+Author: Denes Matetelki <denes@matetelki.com>
+```
+
+Examples:
+
+```
+./cpplogger -t -u -c
+hello world
+Mon Nov 11 16:01:03 2019 dmatetelki hello world
+how is it going
+Mon Nov 11 16:01:09 2019 dmatetelki how is it going<CTRL+D>
+```
+
+```
+cat /tmp/this.txt | ./cpplogger -f /tmp/that.txt
+```
+
+## Or used as a library
+
+```
+#include <Logger.hpp>
+
+Logger::getInstance()->setStream(std::ostream* os);
+
+Logger::getInstance()->setPrintTimeStamp(true);
+Logger::getInstance()->setPrintUserName(false);
+
+LOG  << word1 << word2 << variable << END;
+```
+