giuliomoro Btw, whe I run the example 'basic' , which is written on c++ , I get also an error:
/root/Bela/projects/basic/build/render.o: In function setup':
/root/Bela/projects/basic/render.cpp:32: undefined reference to
Oscillator::setup(float, Oscillator::Type)'
/root/Bela/projects/basic/render.cpp:37: undefined reference to GuiController::setup(Gui*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'
/root/Bela/projects/basic/render.cpp:41: undefined reference to
GuiController::addSlider(std::cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, float, float, float, float)'
/root/Bela/projects/basic/render.cpp:42: undefined reference to GuiController::addSlider(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, float, float, float, float)'
/root/Bela/projects/basic/build/render.o: In function
render':
/root/Bela/projects/basic/render.cpp:49: undefined reference to GuiController::getSliderValue(int)'
/root/Bela/projects/basic/render.cpp:50: undefined reference to
GuiController::getSliderValue(int)'
/root/Bela/projects/basic/render.cpp:57: undefined reference to Oscillator::process()'
/root/Bela/projects/basic/build/render.o: In function
cxx_global_var_init.1':
/root/Bela/projects/basic/render.cpp:24: undefined reference to GuiController::GuiController()'
/root/Bela/projects/basic/render.cpp:24: undefined reference to
GuiController::~GuiController()'
/root/Bela/projects/basic/render.cpp:24: undefined reference to `GuiController::~GuiController()'
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[1]: [/root/Bela/projects/basic/basic] Error 1
make: [/root/Bela/projects/basic/basic] Error 2