action.yml

name: Setup GCC Linaro Toolchain
description: This action sets up the GCC Linaro toolchain on Windows containers.
author: vinicius-smartme

inputs:
  version:
    description: 'Linaro GCC version (4, 5, 6, or 7).'
    required: true
    default: '7'
    options:
      - 4
      - 5
      - 6
      - 7
    type: choice
  toolchain:
    description: 'Target ARM toolchain.'
    required: true
    options:
      - aarch64-elf
      - aarch64-linux-gnu
      - aarch64_be-elf
      - aarch64_be-linux-gnu
      - arm-eabi
      - arm-linux-gnueabi
      - arm-linux-gnueabihf
      - armeb-eabi
      - armeb-linux-gnueabi
      - armeb-linux-gnueabihf
      - armv8l-linux-gnueabihf
    type: choice

runs:
  using: "composite"
  steps:
    - name: Setup the Environment
      shell: bash
      run: |
        choco install 7zip -y
        choco install wget -y

    - name: Download and Install Linaro toolchain to PATH
      shell: bash
      run: |
        case "${{ inputs.version }}" in
          "7") DATE="2019.12"; VERSION_PART=7.5.0;;
          "6") DATE="2018.12"; VERSION_PART=6.5.0;;
          "5") DATE="2017.10"; VERSION_PART=5.5.0;;
          "4") DATE="2017.01"; VERSION_PART=4.9.4;;
          *) echo "Date not found for version ${{ inputs.version }}"; exit 1;;
        esac
        
        TOOLCHAIN_LOWER=$(echo ${{ inputs.toolchain }} | tr '[:upper:]' '[:lower:]')
        TOOLCHAIN="gcc-linaro-${VERSION_PART}-${DATE}-i686-mingw32_${TOOLCHAIN_LOWER}"
        URL="https://releases.linaro.org/components/toolchain/binaries/latest-${{ inputs.version }}/${TOOLCHAIN_LOWER}/${TOOLCHAIN}.tar.xz"

        OUTPUT="gcc-linaro"
        MAX_RETRIES=5
        for i in $(seq 1 $MAX_RETRIES); do
          wget "$URL" -O "$OUTPUT.tar.xz"
          if [ $? -eq 0 ]; then
            echo "Download successful on attempt $i"
            break
          else
            echo "Download failed on attempt $i. Retrying..."
            sleep 2
          fi
        done
        if [ $? -ne 0 ]; then
          echo "Download from $URL failed after $MAX_RETRIES attempts."
          exit 1
        fi
        
        7z x $OUTPUT.tar.xz -aoa
        7z x $OUTPUT.tar -aoa
        mv $TOOLCHAIN $OUTPUT
        rm $OUTPUT.tar
        rm $OUTPUT.tar.xz
        
    - name: Add GCC Linaro to PATH
      shell: bash
      run: |
        echo "${{ github.workspace }}/gcc-linaro/bin" >> $GITHUB_PATH
        echo "CC_armv7_unknown_linux_gnueabihf=arm-linux-gnueabihf-gcc" >> $GITHUB_ENV
        echo "CXX_armv7_unknown_linux_gnueabihf=arm-linux-gnueabihf-g++" >> $GITHUB_ENV
        echo "AR_armv7_unknown_linux_gnueabihf=arm-linux-gnueabihf-ar" >> $GITHUB_ENV

branding:
  icon: terminal
  color: blue