cmake_minimum_required(VERSION 3.13)  # CMake version check
project(lockin)                       # Create project "simple_example"
set(CMAKE_CXX_STANDARD 17)            # Enable c++17 standard (20 would not work)
add_definitions(-DQT_NO_VERSION_TAGGING)
# do not use: -Wstrict-overflow=2   # disaster for Qt include-files
SET(CMAKE_CXX_FLAGS "-g2 -fPIC -Wall" )

set(CMAKE_AUTOMOC ON)   # hackish module object compiler

# All the .cxx source files of the project:
file(STRINGS sources.txt SOURCE_FILES)

# Add executable target with source files listed in SOURCE_FILES variable
add_executable(lockin ${SOURCE_FILES})

target_link_libraries(lockin "-lQt5Gui -lQt5Core -lQt5Widgets -lqwt-qt5")
target_link_libraries(lockin "-lasound -lgsl")

target_include_directories(lockin PUBLIC
        /usr/include/x86_64-linux-gnu/qt5/
        /usr/include/x86_64-linux-gnu/qt5/QtWidgets
        /usr/include/x86_64-linux-gnu/qt5/QtGui
        /usr/include/x86_64-linux-gnu/qt5/QtCore
        /usr/include/qwt/
)

############ find_package(ALSA)         # not necessary, not helpful AFAICT

find_package(Qt5 COMPONENTS Widgets)    # necessary

include(CMakePrintHelpers)
message("files: a b c ${SOURCE_FILES}")
cmake_print_variables(SOURCE_FILES)