Build arm64 wheel

.github/workflows/build.sh

@@ -29,6 +29,8 @@ echo "::group::Build wheel"
   ls -l "${GITHUB_WORKSPACE}/${WHEEL_SDIR}/"
 echo "::endgroup::"
 
-echo "::group::Test wheel"
-  install_run $PLAT
-echo "::endgroup::"
+if [[ $MACOSX_DEPLOYMENT_TARGET != "11.0" ]]; then
+  echo "::group::Test wheel"
+    install_run $PLAT
+  echo "::endgroup::"
+fi

.github/workflows/wheels.yml

@@ -7,7 +7,6 @@ env:
   REPO_DIR: Pillow
   BUILD_DEPENDS: ""
   TEST_DEPENDS: "pytest pytest-cov"
-  MACOSX_DEPLOYMENT_TARGET: "10.10"
   WHEEL_SDIR: wheelhouse
 
 jobs:
@@ -20,6 +19,7 @@ jobs:
         os: [ "ubuntu-16.04", "macos-latest" ]
         python: [ "pypy3.7-7.3.3","pypy3.6-7.3", "3.6", "3.7", "3.8", "3.9" ]
         platform: [ "x86_64", "i686" ]
+        macos-target: [ "10.10" ]
         exclude:
           - os: "macos-latest"
             platform: "i686"
@@ -28,11 +28,17 @@ jobs:
             os-name: "osx"
           - os: "ubuntu-16.04"
             os-name: "xenial"
+          - os: "macos-11.0"
+            os-name: "osx"
+            platform: "arm64"
+            python: "3.9"
+            macos-target: "11.0"
     env:
       BUILD_COMMIT: HEAD
       PLAT: ${{ matrix.platform }}
       MB_PYTHON_VERSION: ${{ matrix.python }}
       TRAVIS_OS_NAME: ${{ matrix.os-name }}
+      MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macos-target }}
     steps:
       - uses: actions/checkout@v2
         with:
@@ -61,6 +67,7 @@ jobs:
         os: [ "ubuntu-16.04", "macos-latest" ]
         python: [ "pypy3.7-7.3.3", "pypy3.6-7.3", "3.6", "3.7", "3.8", "3.9" ]
         platform: [ "x86_64", "i686" ]
+        macos-target: [ "10.10" ]
         exclude:
           - os: "macos-latest"
             platform: "i686"
@@ -69,11 +76,17 @@ jobs:
             os-name: "osx"
           - os: "ubuntu-16.04"
             os-name: "xenial"
+          - os: "macos-11.0"
+            os-name: "osx"
+            platform: "arm64"
+            python: "3.9"
+            macos-target: "11.0"
     env:
       BUILD_COMMIT: master
       PLAT: ${{ matrix.platform }}
       MB_PYTHON_VERSION: ${{ matrix.python }}
       TRAVIS_OS_NAME: ${{ matrix.os-name }}
+      MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macos-target }}
     steps:
       - uses: actions/checkout@v2
         with:

config.sh

@@ -33,15 +33,17 @@ function pre_build {
         BUILD_PREFIX=`dirname $(dirname $(which python))`
         PKG_CONFIG_PATH="$BUILD_PREFIX/lib/pkgconfig"
     fi
-    build_simple xcb-proto 1.14.1 https://xcb.freedesktop.org/dist
-    if [ -n "$IS_MACOS" ]; then
-        build_simple xproto 7.0.31 https://www.x.org/pub/individual/proto
-        build_simple libXau 1.0.9 https://www.x.org/pub/individual/lib
-        build_simple libpthread-stubs 0.4 https://xcb.freedesktop.org/dist
-    else
-        sed -i s/\${pc_sysrootdir\}// /usr/local/lib/pkgconfig/xcb-proto.pc
+    if [[ $MACOSX_DEPLOYMENT_TARGET != "11.0" ]]; then
+		build_simple xcb-proto 1.14.1 https://xcb.freedesktop.org/dist
+		if [ -n "$IS_MACOS" ]; then
+			build_simple xproto 7.0.31 https://www.x.org/pub/individual/proto
+			build_simple libXau 1.0.9 https://www.x.org/pub/individual/lib
+			build_simple libpthread-stubs 0.4 https://xcb.freedesktop.org/dist
+		else
+			sed -i s/\${pc_sysrootdir\}// /usr/local/lib/pkgconfig/xcb-proto.pc
+		fi
+		build_simple libxcb $LIBXCB_VERSION https://xcb.freedesktop.org/dist
     fi
-    build_simple libxcb $LIBXCB_VERSION https://xcb.freedesktop.org/dist
     if [ -n "$IS_MACOS" ]; then
         BUILD_PREFIX=$ORIGINAL_BUILD_PREFIX
         PKG_CONFIG_PATH=$ORIGINAL_PKG_CONFIG_PATH
@@ -56,7 +58,9 @@ function pre_build {
     build_tiff
     build_libpng
     build_lcms2
-    build_openjpeg
+    if [[ $MACOSX_DEPLOYMENT_TARGET != "11.0" ]]; then
+	    build_openjpeg
+    fi
 
     CFLAGS="$CFLAGS -O3 -DNDEBUG"
     build_libwebp
@@ -82,9 +86,16 @@ function run_tests_in_repo {
     pytest
 }
 
-EXP_CODECS="jpg jpg_2000 libtiff zlib"
+EXP_CODECS="jpg"
+if [[ $MACOSX_DEPLOYMENT_TARGET != "11.0" ]]; then
+    EXP_CODECS="$EXP_CODECS jpg_2000"
+fi
+EXP_CODECS="$EXP_CODECS libtiff zlib"
 EXP_MODULES="freetype2 littlecms2 pil tkinter webp"
-EXP_FEATURES="transp_webp webp_anim webp_mux xcb"
+EXP_FEATURES="transp_webp webp_anim webp_mux"
+if [[ $MACOSX_DEPLOYMENT_TARGET != "11.0" ]]; then
+    EXP_FEATURES="$EXP_FEATURES xcb"
+fi
 
 function run_tests {
     if [ -n "$IS_MACOS" ]; then