Compilation fails with errors during CMake

[dto]

~/src/openAV-Sorcer $ mkdir build ~/src/openAV-Sorcer $ cd build ~/src/openAV-Sorcer/build $ cmake .. -- The C compiler identification is GNU 9.4.0 -- The CXX compiler identification is GNU 9.4.0 -- Check for working C compiler: /usr/bin/cc -- Check for working C compiler: /usr/bin/cc -- works -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Detecting C compile features -- Detecting C compile features - done -- Check for working CXX compiler: /usr/bin/c++ -- Check for working CXX compiler: /usr/bin/c++ -- works -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Detecting CXX compile features -- Detecting CXX compile features - done -- Found PkgConfig: /usr/bin/pkg-config (found version "0.29.1") -- Checking for module 'ntk' -- Found ntk, version 1.3.1001 -- Checking for module 'lv2' -- Found lv2, version 1.16.0 -- Checking for module 'cairo' -- Found cairo, version 1.16.0

Sorcer Configuration : 1.1.3

• Install Directory : /usr/local

-- Configuring done -- Generating done -- Build files have been written to: /home/dto/src/openAV-Sorcer/build ~/src/openAV-Sorcer/build $ make Scanning dependencies of target sorcer [ 25%] Building CXX object CMakeFiles/sorcer.dir/faust/main.cpp.o [ 50%] Building CXX object CMakeFiles/sorcer.dir/gui/sorcer_ui.cxx.o /home/dto/src/openAV-Sorcer/gui/sorcer_ui.cxx:47:46: error: using typedef-name ‘LV2UI_Descriptor’ after ‘struct’ 47 | static LV2UI_Handle instantiate(const struct LV2UI_Descriptor * descriptor, | ^~~~~~~~~~~~~~~~ In file included from /home/dto/src/openAV-Sorcer/gui/sorcer_widget.h:7, from /home/dto/src/openAV-Sorcer/gui/sorcer_ui.cxx:28: /usr/lib/lv2/ui.lv2/ui.h:217:3: note: ‘LV2UI_Descriptor’ has a previous declaration here 217 | } LV2UI_Descriptor; | ^~~~~~~~~~~~~~~~ /home/dto/src/openAV-Sorcer/gui/sorcer_ui.cxx:265:21: error: invalid conversion from ‘void* ()(const int, const char*, const char*, LV2UI_Write_Function, LV2UI_Controller, void**, const LV2_Feature* const*)’ {aka ‘void* ()(const int, const char*, const char*, void ()(void, unsigned int, unsigned int, unsigned int, const void*), void*, void**, const _LV2_Feature* const*)’} to ‘void* ()(const _LV2UI_Descriptor, const char*, const char*, LV2UI_Write_Function, LV2UI_Controller, void**, const LV2_Feature* const*)’ {aka ‘void* ()(const _LV2UI_Descriptor, const char*, const char*, void ()(void, unsigned int, unsigned int, unsigned int, const void*), void*, void**, const _LV2_Feature* const*)’} [-fpermissive] 265 | {SORCER_UI_URI, instantiate, cleanup, port_event, extension_data} | ^~~~~~~~~~~ | | | void* ()(const int, const char*, const char*, LV2UI_Write_Function, LV2UI_Controller, void**, const LV2_Feature* const*) {aka void* ()(const int, const char*, const char*, void ()(void, unsigned int, unsigned int, unsigned int, const void*), void*, void**, const _LV2_Feature* const*)} make[2]: *** [CMakeFiles/sorcer.dir/build.make:76: CMakeFiles/sorcer.dir/gui/sorcer_ui.cxx.o] Error 1 make[1]: *** [CMakeFiles/Makefile2:76: CMakeFiles/sorcer.dir/all] Error 2 make: *** [Makefile:130: all] Error 2 ~/src/openAV-Sorcer/build $