Remove boost as a dependency

README.md

@@ -10,7 +10,6 @@ As a result there will be no changes to this program, unless I overlooked some f
 ### Linux
 - Install the dependencies:
   - libusb
-  - boost
 - Clone this repo or download a release and run
 ``
 sudo make install
@@ -27,10 +26,10 @@ sudo make uninstall
 
 ### OpenBSD
 
-- Install dependencies: libusb1 and boost
+- Install dependencies: libusb1
 - Clone this repo and compile with
 ```
-c++ mouse_m908.cpp -o mouse_m908 -Wall -O2 -I/usr/local/include/libusb-1.0 -L/usr/local/lib -lusb-1.0 -I /usr/local/include/
+c++ mouse_m908.cpp -o mouse_m908 -Wall -O2 -I/usr/local/include/libusb-1.0 -L/usr/local/lib -lusb-1.0
 ```
 - The --kernel-driver option is required
 

include/load_config.cpp

@@ -0,0 +1,117 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ * 
+ */
+
+
+/*
+ * This is a standalone .ini parser, written to replace boost property
+ * tree in the mouse_m908 project. It is not intended to be a general
+ * purpose replacement.
+ * 
+ */
+ 
+#include <iostream>
+#include <fstream>
+#include <regex>
+#include <string>
+#include <map>
+
+class simple_ini_parser{
+	
+	private:
+	
+	std::map< std::string, std::string > _ini_values;
+	
+	public:
+	
+	// read and parse ini file
+	int read_ini( std::string path );
+	
+	// get values
+	std::string get( std::string key, std::string default_value );
+	
+	// print all key-value pairs
+	int print_all();
+};
+
+// read and parse ini file
+int simple_ini_parser::read_ini( std::string path ){
+	
+	// open file
+	std::ifstream inifile;
+	inifile.open( path );
+	
+	if( !inifile.is_open() )
+		return 1;
+	
+	// go through each line
+	std::string line, current_section = "";
+	
+	while( std::getline( inifile, line ) ){
+		
+		// empty line ?
+		if( line.length() == 0 )
+			continue;
+		
+		// comment ?
+		if( line[0] == ';' || line[0] == '#' )
+			continue;
+		
+		// remove whitespace
+		line = std::regex_replace( line, std::regex("[[:space:]]"), "" );
+		
+		// section header?
+		if( std::regex_match( line, std::regex("\\[[[:print:]]+\\]") ) ){
+			current_section = std::regex_replace( line, std::regex("[\\[\\]]"), "" ) + ".";
+			continue;
+		}
+		
+		// key=value ?
+		if( std::regex_match( line, std::regex("[[:print:]]+=[[:print:]]+") ) ){
+			_ini_values.emplace( current_section + std::regex_replace( line, std::regex("=[[:print:]]+"), "" ),
+				std::regex_replace( line, std::regex("[[:print:]]+="), "" ) );
+		}
+		
+	}
+	
+	// close file
+	inifile.close();
+	
+	return 0;
+}
+
+// get values
+std::string simple_ini_parser::get( std::string key, std::string default_value ){
+	
+	// check if key exists
+	if( _ini_values.find( key ) != _ini_values.end() ){
+		return _ini_values.at( key );
+	} else{
+		return default_value;
+	}
+	
+}
+
+// print all key-value pairs
+int simple_ini_parser::print_all(){
+	
+	for( auto i : _ini_values ){
+		std::cout << i.first << "=" << i.second << "\n";
+	}
+	
+	return 0;
+}

mouse_m908.cpp

@@ -24,12 +24,11 @@
 #include <iostream>
 #include <exception>
 #include <regex>
-#include <boost/property_tree/ptree.hpp>
-#include <boost/property_tree/ini_parser.hpp>
 #include <getopt.h>
 
 #include "include/mouse_m908.h"
 #include "include/print_help.cpp"
+#include "include/load_config.cpp"
 
 int main( int argc, char **argv ){
 	
@@ -114,8 +113,12 @@ int main( int argc, char **argv ){
 	//load and write config
 	if( flag_config ){
 		try{
-			boost::property_tree::ptree pt;
-			boost::property_tree::ini_parser::read_ini(string_config, pt);
+			
+			simple_ini_parser pt;
+			if( pt.read_ini( string_config ) != 0 ){
+				std::cout << "Could not open configuration file.\n";
+				return 1;
+			}
 			
 			//parse config file
 			//profile 1
@@ -522,7 +525,7 @@ int main( int argc, char **argv ){
 		if( std::regex_match( string_number, std::regex("[0-9]+") ) ){
 			number = (int)stoi(string_number);
 		} else{
-			std::cout << "aWrong argument, expected 1-15.\n";
+			std::cout << "Wrong argument, expected 1-15.\n";
 			return 1;
 		}