HEADERS += $$PWD/appconfig.h HEADERS += $$PWD/tcpclient.h HEADERS += $$PWD/tcpserver.h SOURCES += $$PWD/appconfig.cpp SOURCES += $$PWD/tcpclient.cpp SOURCES += $$PWD/tcpserver.cpp contains(DEFINES, websocket) { HEADERS += $$PWD/webclient.h HEADERS += $$PWD/webserver.h SOURCES += $$PWD/webclient.cpp SOURCES += $$PWD/webserver.cpp }