utility: ringlogging fix, delete when switching log files

src/app/main.cpp

@@ -41,12 +41,12 @@ int main(int argc, char *argv[])
 	Version version = Version::fromString(GIT_VERSION_NUMBER);
 	QApplication::setApplicationVersion(version.toDisplayString().c_str());
 
+	QtApplication qtApp(argc, argv);
 	if(AppPath::getAppPath().empty())
 	{
 		AppPath::setAppPath(QCoreApplication::applicationDirPath().toStdString());
 	}
 	setup(argc, argv);
-	QtApplication qtApp(argc, argv);
 
 	qtApp.setAttribute(Qt::AA_UseHighDpiPixmaps);
 

src/lib/utility/file/FileSystem.cpp

@@ -115,6 +115,11 @@ bool FileSystem::exists(const std::string& path)
 	return boost::filesystem::exists(boost::filesystem::path(path));
 }
 
+bool FileSystem::remove(const std::string& path)
+{
+	return boost::filesystem::remove(path);
+}
+
 std::string FileSystem::fileName(const std::string& path)
 {
 	return boost::filesystem::path(path).filename().generic_string();

src/lib/utility/file/FileSystem.h

@@ -29,6 +29,7 @@ public:
 	static bool exists(const std::string& path);
 	static std::string fileName(const std::string& path);
 	static std::string absoluteFilePath(const std::string& path);
+	static bool remove(const std::string& path);
 
 	static bool copy_directory(const FilePath& from, const FilePath& to);
 

src/lib/utility/logging/FileLogger.cpp

@@ -82,10 +82,7 @@ void FileLogger::changeLogFile()
 	m_suffix = ++m_suffix % s_amountOfLogFiles;
 	m_currentLogFile = m_fileName + (m_suffix ? "1" : "0") + ".txt";
 
-	if (FileSystem::exists(m_currentLogFile))
-	{
-		std::remove(m_currentLogFile.c_str());
-	}
+	FileSystem::remove(s_filePath + m_currentLogFile);
 }
 
 void FileLogger::logMessage(const std::string& type, const LogMessage& message)