publish.yml

name: Publish

on:
  push:
    tags:
      - "*"

jobs:
  publish:
    name: Publish for ${{ matrix.os }} - ${{ matrix.target }}
    runs-on: ${{ matrix.os }}
    env:
      # For some builds, we use cross to test on 32-bit and big-endian
      # systems.
      CARGO: cargo
      # When CARGO is set to CROSS, this is set to `--target matrix.target`.
      TARGET_FLAGS: ""
      # When CARGO is set to CROSS, TARGET_DIR includes matrix.target.
      TARGET_DIR: ./target
      # Emit backtraces on panics.
      RUST_BACKTRACE: 1
    strategy:
      fail-fast: false
      matrix:
        build: [linux, linux-arm, macos, win-msvc, win-gnu, win32-msvc]
        include:
          # TODO: 
          # - arm-unknown-linux-musleabihf
          # - aarch64-unknown-linux-gnu
          # - i686-unknown-linux-gnu
          # - i686-unknown-linux-musl
          # - x86_64-unknown-linux-gnu
          - build: linux
            os: ubuntu-22.04
            rust: nightly
            use-cross: true
            target: x86_64-unknown-linux-musl
            asset_name: fqgrep-x86_64-unknown-linux-musl
          - build: linux-arm
            os: ubuntu-22.04
            rust: nightly
            use-cross: true
            target: arm-unknown-linux-gnueabihf
            asset_name: fqgrep-arm-unknown-linux-gnueabihf
          - build: macos
            os: macos-12
            rust: nightly
            target: x86_64-apple-darwin
            asset_name: fqgrep-x86_64-apple-darwin
          - build: win-msvc
            os: windows-2022
            rust: nightly
            target: x86_64-pc-windows-msvc
            asset_name: fqgrep-x86_64-pc-windows-msvc.exe
          - build: win-gnu
            os: windows-2022
            rust: nightly
            target: x86_64-pc-windows-gnu
            asset_name: fqgrep-x86_64-pc-windows-gnu.exe
          - build: win32-msvc
            os: windows-2022
            rust: nightly
            target: i686-pc-windows-msvc
            asset_name: fqgrep-i686-pc-windows-msvc.exe

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
          target: ${{ matrix.target }}

      - name: Rust cache
        uses: Swatinem/rust-cache@v2
        with:
          key: ${{ matrix.job.os }}-${{ matrix.job.target }}

      - name: Use Cross
        shell: bash
        if: ${{ matrix.use-cross == true }}
        run: |
          cargo install cross
          echo "CARGO=cross" >> $GITHUB_ENV
      
      - name: Set target environment variables
        shell: bash
        run: |
          echo "TARGET_FLAGS=--target ${{ matrix.target }}" >> $GITHUB_ENV
          echo "TARGET_DIR=./target/${{ matrix.target }}" >> $GITHUB_ENV

      - name: Add missing target
        run: rustup target add ${{ matrix.target }}

      - name: Show command used for Cargo
        run: |
          echo "cargo command is: ${{ env.CARGO }}"
          echo "target flag is: ${{ env.TARGET_FLAGS }}"
          echo "target dir is: ${{ env.TARGET_DIR }}"

      - name: Build release binary
        run: ${{ env.CARGO }} build --locked --verbose --release ${{ env.TARGET_FLAGS }}

      - name: Strip release binary (linux and macos)
        if: matrix.build == 'linux' || matrix.build == 'macos'
        run: strip "target/${{ matrix.target }}/release/fqgrep"

      - name: Strip release binary (arm)
        if: matrix.build == 'linux-arm'
        run: |
          docker run --rm -v \
            "$PWD/target:/target:Z" \
            rustembedded/cross:arm-unknown-linux-gnueabihf \
            arm-linux-gnueabihf-strip \
            /target/arm-unknown-linux-gnueabihf/release/fqgrep

      - name: Rename binary
        shell: bash
        run: |
          if [ "${{ matrix.os }}" = "windows-2022" ]; then
            cp "target/${{ matrix.target }}/release/fqgrep.exe" "fqgrep-${{ matrix.target }}"
          else
            cp "target/${{ matrix.target }}/release/fqgrep" "fqgrep-${{ matrix.target }}"
          fi

      - name: Upload binaries to release
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          file: fqgrep-${{ matrix.target }}
          asset_name: ${{ matrix.asset_name }}
          tag: ${{ github.ref }}