added packaging for mac

Author: drblallo

CMakeLists.txt

@@ -100,10 +100,18 @@ add_test(NAME pytest
 COMMAND ${Python3_EXECUTABLE} -m pytest ${CMAKE_CURRENT_SOURCE_DIR}/python
 )
 
+if (UNIX)
 add_custom_target(pip_package
     COMMAND rm -rf ${CMAKE_CURRENT_BINARY_DIR}/dist && ${Python3_EXECUTABLE} ${CMAKE_SOURCE_DIR}/python/setup.py sdist bdist_wheel && cp -r ${CMAKE_SOURCE_DIR}/python/dist ${CMAKE_CURRENT_BINARY_DIR}/ && rm -r ${CMAKE_SOURCE_DIR}/python/dist ${CMAKE_SOURCE_DIR}/python/build
     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/python
     DEPENDS install)
+endif()
+if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+    add_custom_target(pip_package
+        COMMAND rm -rf ${CMAKE_CURRENT_BINARY_DIR}/dist && ${Python3_EXECUTABLE} ${CMAKE_SOURCE_DIR}/python/setup.py sdist bdist_wheel --plat-name=macosx_11_0_arm64 && cp -r ${CMAKE_SOURCE_DIR}/python/dist ${CMAKE_CURRENT_BINARY_DIR}/ && rm -r ${CMAKE_SOURCE_DIR}/python/dist ${CMAKE_SOURCE_DIR}/python/build
+        WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/python
+        DEPENDS install)
+endif()
 
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