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moogle19moogle19
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Add Rustler Precompiled
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‎.github/workflows/rustler_precompiled.yml‎

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name: Build precompiled NIFs
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env:
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NIF_DIRECTORY: "native/excoding"
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on:
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push:
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branches:
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- main
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tags:
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- '*'
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defaults:
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run:
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# Sets the working dir for "run" scripts.
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# Note that this won't change the directory for actions (tasks with "uses").
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working-directory: "./native/excoding"
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jobs:
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build_release:
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name: NIF ${{ matrix.nif }} - ${{ matrix.job.target }} (${{ matrix.job.os }})
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runs-on: ${{ matrix.job.os }}
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strategy:
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fail-fast: false
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matrix:
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nif: ["2.16", "2.15", "2.14"]
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job:
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- { target: arm-unknown-linux-gnueabihf , os: ubuntu-20.04 , use-cross: true }
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- { target: aarch64-unknown-linux-gnu , os: ubuntu-20.04 , use-cross: true }
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- { target: aarch64-apple-darwin , os: macos-11 }
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- { target: x86_64-apple-darwin , os: macos-11 }
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- { target: x86_64-unknown-linux-gnu , os: ubuntu-20.04 }
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- { target: x86_64-unknown-linux-musl , os: ubuntu-20.04 , use-cross: true }
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- { target: x86_64-pc-windows-gnu , os: windows-2019 }
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- { target: x86_64-pc-windows-msvc , os: windows-2019 }
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env:
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RUSTLER_NIF_VERSION: ${{ matrix.nif }}
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steps:
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- name: Checkout source code
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uses: actions/checkout@v2
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- name: Install prerequisites
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shell: bash
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run: |
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case ${{ matrix.job.target }} in
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arm-unknown-linux-*) sudo apt-get -y update ; sudo apt-get -y install gcc-arm-linux-gnueabihf ;;
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aarch64-unknown-linux-gnu) sudo apt-get -y update ; sudo apt-get -y install gcc-aarch64-linux-gnu ;;
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esac
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- name: Extract crate information
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shell: bash
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run: |
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echo "PROJECT_NAME=$(sed -n 's/^name = "\(.*\)"/\1/p' Cargo.toml | head -n1)" >> $GITHUB_ENV
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# Get the project version from mix.exs
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echo "PROJECT_VERSION=$(sed -n 's/^ @version "\(.*\)"/\1/p' ../../mix.exs | head -n1)" >> $GITHUB_ENV
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- name: Install Rust toolchain
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uses: actions-rs/toolchain@v1
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with:
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toolchain: stable
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target: ${{ matrix.job.target }}
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override: true
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profile: minimal
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- name: Show version information (Rust, cargo, GCC)
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shell: bash
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run: |
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gcc --version || true
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rustup -V
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rustup toolchain list
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rustup default
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cargo -V
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rustc -V
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rustc --print=cfg
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- name: Download cross from GitHub releases
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uses: giantswarm/install-binary-action@v1.0.0
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if: ${{ matrix.job.use-cross }}
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with:
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binary: "cross"
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version: "v0.2.2"
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download_url: "https://github.com/cross-rs/cross/releases/download/${version}/cross-x86_64-unknown-linux-gnu.tar.gz"
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tarball_binary_path: "${binary}"
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smoke_test: "${binary} --version"
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- name: Build
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shell: bash
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run: |
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if [ "${{ matrix.job.use-cross }}" == "true" ]; then
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cross build --release --target=${{ matrix.job.target }}
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else
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cargo build --release --target=${{ matrix.job.target }}
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fi
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- name: Rename lib to the final name
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id: rename
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shell: bash
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run: |
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LIB_PREFIX="lib"
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case ${{ matrix.job.target }} in
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*-pc-windows-*) LIB_PREFIX="" ;;
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esac;
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# Figure out suffix of lib
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# See: https://doc.rust-lang.org/reference/linkage.html
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LIB_SUFFIX=".so"
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case ${{ matrix.job.target }} in
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*-apple-darwin) LIB_SUFFIX=".dylib" ;;
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*-pc-windows-*) LIB_SUFFIX=".dll" ;;
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esac;
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CICD_INTERMEDIATES_DIR=$(mktemp -d)
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# Setup paths
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LIB_DIR="${CICD_INTERMEDIATES_DIR}/released-lib"
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mkdir -p "${LIB_DIR}"
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LIB_NAME="${LIB_PREFIX}${{ env.PROJECT_NAME }}${LIB_SUFFIX}"
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LIB_PATH="${LIB_DIR}/${LIB_NAME}"
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# Copy the release build lib to the result location
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cp "target/${{ matrix.job.target }}/release/${LIB_NAME}" "${LIB_DIR}"
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# Final paths
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# In the end we use ".so" for MacOS in the final build
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# See: https://www.erlang.org/doc/man/erlang.html#load_nif-2
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LIB_FINAL_SUFFIX="${LIB_SUFFIX}"
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case ${{ matrix.job.target }} in
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*-apple-darwin) LIB_FINAL_SUFFIX=".so" ;;
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esac;
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LIB_FINAL_NAME="${LIB_PREFIX}${PROJECT_NAME}-v${PROJECT_VERSION}-nif-${RUSTLER_NIF_VERSION}-${{ matrix.job.target }}${LIB_FINAL_SUFFIX}"
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# Copy lib to final name on this directory
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cp "${LIB_PATH}" "${LIB_FINAL_NAME}"
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tar -cvzf "${LIB_FINAL_NAME}.tar.gz" "${LIB_FINAL_NAME}"
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# Passes the path relative to the root of the project.
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LIB_FINAL_PATH="${NIF_DIRECTORY}/${LIB_FINAL_NAME}.tar.gz"
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# Let subsequent steps know where to find the lib
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echo ::set-output name=LIB_FINAL_PATH::${LIB_FINAL_PATH}
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echo ::set-output name=LIB_FINAL_NAME::${LIB_FINAL_NAME}.tar.gz
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- name: "Artifact upload"
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uses: actions/upload-artifact@v2
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with:
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name: ${{ steps.rename.outputs.LIB_FINAL_NAME }}
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path: ${{ steps.rename.outputs.LIB_FINAL_PATH }}
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- name: Publish archives and packages
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uses: softprops/action-gh-release@v1
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with:
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files: |
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${{ steps.rename.outputs.LIB_FINAL_PATH }}
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if: startsWith(github.ref, 'refs/tags/')

‎lib/excoding.ex‎

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iex> Excoding.decode(<<0xA5, 0xA4, 0xF9>>, "windows-1255")
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"¥₪ש"
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"""
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use Rustler,
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version = Mix.Project.config()[:version]
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use RustlerPrecompiled,
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otp_app: :excoding,
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crate: "excoding",
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base_url: "https://github.com/moogle19/excoding/releases/download/v#{version}",
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force_build: System.get_env("RUSTLER_PRECOMPILATION_EXAMPLE_BUILD") in ["1", "true"],
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mode: if(Mix.env() == :prod, do: :release, else: :debug)
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@doc """

‎native/excoding/.cargo/config‎

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[target.'cfg(target_os = "macos")']
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rustflags = [
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"-C", "link-arg=-undefined",
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"-C", "link-arg=dynamic_lookup",
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"-C",
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"link-arg=-undefined",
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"-C",
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"link-arg=dynamic_lookup",
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]
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# See https://github.com/rust-lang/rust/issues/59302
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[target.x86_64-unknown-linux-musl]
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rustflags = [
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"-C",
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"target-feature=-crt-static",
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]
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# Provides a small build size, but takes more time to build.
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[profile.release]
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lto = true

‎native/excoding/Cross.toml‎

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[build.env]
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passthrough = [
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"RUSTLER_NIF_VERSION",
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]

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