QT += gui serialport sql greaterThan(QT_MAJOR_VERSION, 5) { message("Building using Qt6 support") CONFIG *= c++17 QMAKE_LFLAGS *= -std=c++17 QMAKE_CXXFLAGS *= -std=c++17 } else { message("Building using Qt5 support") CONFIG *= c++11 QMAKE_LFLAGS *= -std=c++11 QMAKE_CXXFLAGS *= -std=c++11 DEFINES += QT_DISABLE_DEPRECATED_UP_TO=0x050F00 } QMAKE_CXXFLAGS += -Werror -z defs sourceDir = $$PWD buildDir = $$shadowed($$PWD)