Blender build data

blender-build/build_environment/cmake/python_site_packages.cmake

@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+if(WIN32 AND BUILD_MODE STREQUAL Debug)
+  set(SITE_PACKAGES_EXTRA --global-option build --global-option --debug)
+  # zstandard is determined to build and link release mode libs in a debug
+  # configuration, the only way to make it happy is to bend to its will
+  # and give it a library to link with.
+  set(
+    PIP_CONFIGURE_COMMAND ${CMAKE_COMMAND} -E copy
+    ${LIBDIR}/python/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}_d.lib
+    ${LIBDIR}/python/libs/python${PYTHON_SHORT_VERSION_NO_DOTS}.lib
+  )
+else()
+  set(PIP_CONFIGURE_COMMAND echo ".")
+endif()
+
+ExternalProject_Add(external_python_site_packages
+  DOWNLOAD_COMMAND ""
+  CONFIGURE_COMMAND ${PIP_CONFIGURE_COMMAND}
+  BUILD_COMMAND ""
+  PREFIX ${BUILD_DIR}/site_packages
+
+  # setuptools is downgraded to 63.2.0 (same as python 3.10.8) since numpy 1.23.x seemingly has
+  # issues building on windows with the newer versions that ships with python 3.10.9+
+  INSTALL_COMMAND ${PYTHON_BINARY} -m pip install --no-cache-dir ${SITE_PACKAGES_EXTRA}
+  setuptools==63.2.0
+  cython==${CYTHON_VERSION}
+  idna==${IDNA_VERSION}
+  charset-normalizer==${CHARSET_NORMALIZER_VERSION}
+  urllib3==${URLLIB3_VERSION}
+  certifi==${CERTIFI_VERSION}
+  requests==${REQUESTS_VERSION}
+  zstandard==${ZSTANDARD_VERSION}
+  autopep8==${AUTOPEP8_VERSION}
+  pycodestyle==${PYCODESTYLE_VERSION}
+  toml==${TOML_VERSION}
+  meson==${MESON_VERSION}
+  --no-binary :all:
+)
+
+add_dependencies(
+  external_python_site_packages
+  external_python
+)