lint.yml

name: lint code in pull request

on:
  pull_request:

jobs:
  build:
    name: lint new changes
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
      - name: get checkpatch
        run: |
          wget "https://raw.githubusercontent.com/torvalds/linux/master/scripts/checkpatch.pl"
          wget "https://raw.githubusercontent.com/torvalds/linux/master/scripts/spelling.txt"
          chmod +x checkpatch.pl

      - name: checkpatch
        run: |
          git diff origin/${{ github.base_ref }} | ./checkpatch.pl --mailback --no-tree --ignore MAINTAINERS,FILE_PATH_CHANGES,SPDX_LICENSE_TAG - > checkpatch.txt || true
          exit=0
          if [ -s checkpatch.txt ]; then
            errors=$(cat checkpatch.txt)
            errors="${errors//'%'/'%25'}"
            errors="${errors//$'\n'/'%0A'}"
            errors="${errors//$'\r'/'%0D'}"
            echo "::error file=Checkpatch.txt::$errors"
            exit=1
          fi
          if [ $exit = 1 ]; then
            exit 1;
          fi
      - name: output
        run: |
          cat checkpatch.txt