Added licence in the main.cpp header and updated argParse parameters

the rest is just mere programming...

.gitignore

@@ -9,3 +9,4 @@ install_manifest.txt
 compile_commands.json
 CTestTestfile.cmake
 
+webfish

CMakeLists.txt

@@ -13,4 +13,5 @@ include_directories(cpp_utils/lib/)
 
 add_executable (webfish main.cpp)
 
-target_link_libraries(CppUtils)
+target_link_libraries(webfish CppUtils)
+

main.cpp

@@ -1,17 +1,48 @@
+/*
+Copyright 2018 Denes Matetelki <denes@matetelki.com>
+
+This file is part of webfish.
+
+webfish is free software: you can redistribute it and/or modify it
+under the terms of the GNU General Public License v3 as published by the Free
+Software Foundation.
+
+webfish 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 General Public License v3 for
+more details.
+
+You should have received a copy of the GNU General Public License v3 along
+with webfish. If not, see
+https://www.gnu.org/licenses/gpl-3.0.html.
+*/
+
 #include <iostream>
 
 #include <cpp_utils/ArgParse.hpp>
 
 int main(int argc, char* argv[])
 {
-	ArgParse a("");
+	ArgParse a("A simple HTTP server that bites on Gitea webhooks.",
+				"Homepage: http://matetelki.eu:3000/denes/webfish\n" \
+				"Author: Denes Matetelki <denes@matetelki.com>"
+	);
+	a.addArgument("-p", "Listenning port (default is 5050)",
+				  ArgParse::ValueType::INT);
+	a.addArgument("-f", "File to execute on receiving a POST message",
+					ArgParse::ValueType::STRING,
+					ArgParse::Required::REQUIRED,
+					ArgParse::Required::REQUIRED);
+
 	try {
 		a.parseArgs(argc, argv);
 	} catch(...) {
-		std::cerr << a.usage();
+		std::cerr << a.usage() << std::endl;
 		return EXIT_FAILURE;
 	}
 
+	if (a.foundArg("-h"))
+		std::cout << a.usage() << std::endl;
 
 	return EXIT_SUCCESS;
 }