Building NGSolve on M1 Mac

export NGROOT=/Users/alex/Documents/GitHub/ngsolve mkdir $NGROOT/ngsolve-build cd $NGROOT/ngsolve-build cmake $NGROOT/ngsolve-src -DPYTHON_LIBRARY=$(python3 -c "import distutils.sysconfig as sysconfig; print(sysconfig.get_config_var('LIBDIR')+'/libpython3.9.dylib')") -DPYTHON_INCLUDE_DIR=$(python3 -c "from distutils.sysconfig import get_python_inc; print(get_python_inc())") make make install

Configure Netgen from submodule... ... -- Found Pybind11: /Users/alex/Documents/GitHub/ngsolve/ngsolve-src/external_dependencies/netgen/external_dependencies/pybind11/include -- Found PythonInterp: /opt/homebrew/bin/python3 (found suitable version "3.9.8", minimum required is "3") -- Found PythonLibs: /opt/homebrew/opt/python@3.9/Frameworks/Python.framework/Versions/3.9/lib/libpython3.9.dylib (found suitable version "3.9.8", minimum required is "3")

Install the project... -- Install configuration: "" -- Installing: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/libtkdnd2.8.dylib -- Installing: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/pkgIndex.tcl -- Up-to-date: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/tkdnd.tcl -- Up-to-date: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/tkdnd_generic.tcl -- Up-to-date: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/tkdnd_compat.tcl -- Up-to-date: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/tkdnd_macosx.tcl -- Up-to-date: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/tkdnd_unix.tcl -- Up-to-date: /Applications/Netgen.app/Contents/MacOS/tkdnd2.8/tkdnd_windows.tcl [ 70%] Completed 'project_tkdnd' [ 70%] Built target project_tkdnd [ 73%] Creating directories for 'netgen' [ 76%] No download step for 'netgen' [ 79%] No update step for 'netgen' [ 82%] No patch step for 'netgen' [ 85%] Performing configure step for 'netgen' -- The C compiler identification is AppleClang 13.0.0.13000029 -- The CXX compiler identification is AppleClang 13.0.0.13000029 -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Check for working C compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/cc - skipped -- Detecting C compile features -- Detecting C compile features - done -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Check for working CXX compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/c++ - skipped -- Detecting CXX compile features -- Detecting CXX compile features - done -- Found Git: /usr/bin/git (found version "2.30.1 (Apple Git-130)") -- Found PythonInterp: /opt/homebrew/bin/python3 (found suitable version "3.9.8", minimum required is "3") CMake Error at /opt/homebrew/Cellar/cmake/3.21.4/share/cmake/Modules/FindPackageHandleStandardArgs.cmake:230 (message): Could NOT find PythonLibs (missing: PYTHON_LIBRARIES PYTHON_INCLUDE_DIRS) (Required is at least version "3") Call Stack (most recent call first): /opt/homebrew/Cellar/cmake/3.21.4/share/cmake/Modules/FindPackageHandleStandardArgs.cmake:594 (_FPHSA_FAILURE_MESSAGE) /opt/homebrew/Cellar/cmake/3.21.4/share/cmake/Modules/FindPythonLibs.cmake:310 (FIND_PACKAGE_HANDLE_STANDARD_ARGS) CMakeLists.txt:126 (find_package) -- Configuring incomplete, errors occurred! See also "/Users/alex/Documents/GitHub/ngsolve/ngsolve-build/netgen/netgen/CMakeFiles/CMakeOutput.log". See also "/Users/alex/Documents/GitHub/ngsolve/ngsolve-build/netgen/netgen/CMakeFiles/CMakeError.log". make[5]: *** [dependencies/src/netgen-stamp/netgen-configure] Error 1 make[4]: *** [CMakeFiles/netgen.dir/all] Error 2 make[3]: *** [all] Error 2 make[2]: *** [dependencies/src/netgen_project-stamp/netgen_project-build] Error 2 make[1]: *** [CMakeFiles/netgen_project.dir/all] Error 2 make: *** [all] Error 2