adding a workflow for making alpha releases on the 0.8 branch

.github/workflows/0.8-alphas.yml

@@ -0,0 +1,174 @@
+# Setting up a release workflow for `elfeed-score'. Much thanks to
+# BurntShushi from whom I shamelessly copied a lot of this
+# <https://github.com/BurntSushi/ripgrep/blob/master/.github/workflows/release.yml>
+name: alphas
+on:
+  # allow this workflow to be triggered manually, which is what this
+  # event allegedly does
+  workflow_dispatch:
+  push:
+    # I can't seem to specify that this workflow should only run on branch '0.7'
+    # *and* on pushing a tag.
+    branches:
+      - 0.8
+
+jobs:
+  # This job will create the GitHub release
+  create-release:
+    name: create-release
+    runs-on: ubuntu-latest
+    # Un-comment this for testing
+    # env:
+    #   RELEASE_VERSION: 0.6.3
+    #   RELEASE_VERSION: 0.0.1
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v2
+
+      - name: Get the release version from configure.ac
+        # We are in /home/runner/work/elfeed-score/elfeed-score
+        # with a full checkout
+        if: env.RELEASE_VERSION == ''
+        run: |
+          pwd
+          ls
+          set -x
+          v=`awk '/^AC_INIT/ {print substr($2, 2, length($2)-3)}' configure.ac`
+          a=`awk '/^AC_INIT/ {print substr($2, 6, length($2)-7)}' configure.ac`
+          echo "RELEASE_VERSION=${v}" >> $GITHUB_ENV
+          echo "ALPHA_VERSION=${a}" >> $GITHUB_ENV
+          echo "version is: ${{ env.RELEASE_VERSION }}"
+          echo "alpha version is: ${{ env.ALPHA_VERSION }}"
+
+      - name: Create GitHub release
+        id: release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ env.RELEASE_VERSION }}
+          release_name: 0.8-alpha-${{ env.ALPHA_VERSION }}
+          prerelease: true
+
+      - name: Save release upload URL to artifact
+        run: |
+            pwd
+            mkdir artifacts
+            ls
+            echo "${{ steps.release.outputs.upload_url }}" > artifacts/release-upload-url
+
+      - name: Save version number to artifact
+        run: |
+            pwd
+            ls
+            echo "${{ env.RELEASE_VERSION }}" > artifacts/release-version
+            echo "${{ env.ALPHA_VERSION }}" > artifacts/alpha-version
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v1
+        with:
+          name: artifacts
+          path: artifacts
+
+  # This job will actually create the artifacts I want to include with the release
+  build-release:
+    name: build-release
+    needs: ['create-release']
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v2
+
+      - name: Get release download URL
+        uses: actions/download-artifact@v1
+        with:
+          name: artifacts
+          path: artifacts
+
+      - name: Set release upload URL and release version
+        shell: bash
+        run: |
+          release_upload_url="$(cat artifacts/release-upload-url)"
+          echo "RELEASE_UPLOAD_URL=$release_upload_url" >> $GITHUB_ENV
+          echo "release upload url: $RELEASE_UPLOAD_URL"
+          release_version="$(cat artifacts/release-version)"
+          echo "RELEASE_VERSION=$release_version" >> $GITHUB_ENV
+          alpha_version="$(cat artifacts/alpha-version)"
+          echo "ALPHA_VERSION=$alpha_version" >> $GITHUB_ENV
+          echo "alpha version: ${{ env.ALPHA_VERSION }}"
+
+      - name: Install tooling
+        shell: bash
+        run: |
+            pwd
+            set -x
+            sudo apt-get install -y autoconf automake emacs
+            git clone https://github.com/skeeto/elfeed.git
+
+      # Would be nice to do a "make check" here, as well, but
+      # `elfeed-score-test-serde' fails, I suspect because I can't write
+      # to /tmp on the GitHub Actions host.
+      - name: Configure & roll an elfeed-score distribution tarball
+        shell: bash
+        run: |
+          pwd
+          set -x
+          export EMACSLOADPATH=$(pwd):$(pwd)/elfeed:$(pwd)/elfeed/tests:$(ls -d /usr/share/emacs/2*)/lisp
+          ls /usr/share/emacs
+          ./bootstrap && ./configure
+          make all dist
+          echo "DISTRO_BZ2=elfeed-score-${{ env.RELEASE_VERSION }}.tar.bz2" >> $GITHUB_ENV
+          echo "DISTRO_GZ=elfeed-score-${{ env.RELEASE_VERSION }}.tar.gz" >> $GITHUB_ENV
+          echo "DISTRO_XZ=elfeed-score-${{ env.RELEASE_VERSION }}.tar.xz" >> $GITHUB_ENV
+          echo "DISTRO_ZSTD=elfeed-score-${{ env.RELEASE_VERSION }}.tar.zstd" >> $GITHUB_ENV
+          echo "DISTRO_PKG=elfeed-score-${{ env.RELEASE_VERSION }}.tar" >> $GITHUB_ENV
+
+      - name: Upload bzip2 tarball
+        uses: actions/[email protected]
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ env.RELEASE_UPLOAD_URL }}
+          asset_path: ${{ env.DISTRO_BZ2 }}
+          asset_name: ${{ env.DISTRO_BZ2 }}
+          asset_content_type: application/octet-stream
+
+      - name: Upload gzip tarball
+        uses: actions/[email protected]
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ env.RELEASE_UPLOAD_URL }}
+          asset_path: ${{ env.DISTRO_GZ }}
+          asset_name: ${{ env.DISTRO_GZ }}
+          asset_content_type: application/octet-stream
+
+      - name: Upload xzip tarball
+        uses: actions/[email protected]
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ env.RELEASE_UPLOAD_URL }}
+          asset_path: ${{ env.DISTRO_XZ }}
+          asset_name: ${{ env.DISTRO_XZ }}
+          asset_content_type: application/octet-stream
+
+      - name: Upload zstd tarball
+        uses: actions/[email protected]
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ env.RELEASE_UPLOAD_URL }}
+          asset_path: ${{ env.DISTRO_ZSTD }}
+          asset_name: ${{ env.DISTRO_ZSTD }}
+          asset_content_type: application/octet-stream
+
+      - name: Upload the Emacs package
+        uses: actions/[email protected]
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ env.RELEASE_UPLOAD_URL }}
+          asset_path: ${{ env.DISTRO_PKG }}
+          asset_name: ${{ env.DISTRO_PKG }}
+          asset_content_type: application/octet-stream