Add linux aarch64 wheel build support

.github/workflows/actions_aarch64/build_manylinux2014/action.yml

@@ -0,0 +1,7 @@
+name: build wheels with manylinux docker image for aarch64
+
+runs:
+    using: 'docker'
+    image: docker://quay.io/pypa/manylinux2014_aarch64
+    args:
+        - .github/workflows/entrypoint.sh

.github/workflows/entrypoint.sh

@@ -1,11 +1,20 @@
 #!/bin/bash
 # Install mecab, then build wheels
 set -e
+manylinux_version=1
+plat=x86_64
 
 # install MeCab
 # TODO specify the commit used here
 git clone --depth=1 git://github.com/taku910/mecab.git
 cd mecab/mecab
+if [ `uname -m` == 'aarch64' ]; then
+  manylinux_version=2014
+  plat=aarch64
+  yum -y update && yum install -y wget
+  wget 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD' -O config.guess
+  wget 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD' -O config.sub
+fi
 ./configure --enable-utf8-only
 make
 make install
@@ -23,8 +32,8 @@ done
 
 # fix the wheels (bundles libs)
 for wheel in /github/workspace/wheels/*.whl; do
-  auditwheel repair "$wheel" --plat manylinux1_x86_64 -w /github/workspace/manylinux1-wheels
+  auditwheel repair "$wheel" --plat manylinux${manylinux_version}_${plat} -w /github/workspace/manylinux-wheels
 done
 
 echo "Built wheels:"
-ls /github/workspace/manylinux1-wheels
+ls /github/workspace/manylinux-wheels

.github/workflows/manylinux1.yml → .github/workflows/manylinux.yml

@@ -1,4 +1,4 @@
-name: Build manylinux1 wheels
+name: Build manylinux wheels
 
 on:
   push:
@@ -9,19 +9,31 @@ on:
 jobs:
   deploy:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        arch: [x86_64, aarch64]
+    env:
+      arch: ${{ matrix.arch }}
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
         python-version: '3.x'
-    - name: Build MeCab 
+    - name: Set up QEMU
+      if: ${{ matrix.arch == 'aarch64' }}
+      uses: docker/setup-qemu-action@v1
+    - name: Build x86_64 MeCab
+      if: ${{ matrix.arch == 'x86_64' }}
       uses: ./.github/workflows/actions/build-manylinux/
+    - name: Build aarch64 MeCab
+      if: ${{ matrix.arch == 'aarch64' }}
+      uses: ./.github/workflows/actions_aarch64/build_manylinux2014/
     - name: Upload Wheels
       uses: actions/upload-artifact@v1
       with: 
-        name: manylinux1-wheels
-        path: manylinux1-wheels
+        name: manylinux-wheels
+        path: manylinux-wheels
     - name: Publish to PyPI if tagged
       if: startsWith(github.ref, 'refs/tags')
       env:
@@ -32,7 +44,9 @@ jobs:
         pip --version
         python -m pip install --upgrade pip
         pip install twine setuptools-scm
-        twine upload manylinux1-wheels/mecab*whl
-        python setup.py sdist
-        twine upload dist/mecab*.tar.gz
+        twine upload manylinux-wheels/mecab*whl
+        if [ $arch == 'x86_64' ]; then
+          python setup.py sdist
+          twine upload dist/mecab*.tar.gz
+        fi