name: "Static code analysis"
on:
  push:
    branches: [master]
  pull_request:
    branches: [master]
  schedule:
    # Everyday at midnight
    - cron: '0 0 * * *'
jobs:
  codeql:
    runs-on: ubuntu-latest
    permissions:
      security-events: write
    steps:
    - name: Checkout repository
      uses: actions/checkout@v2

    - name: Install dependencies
      id: dependencies
      uses: ./.github/actions/install-dependencies

    - name: Initialize CodeQL
      uses: github/codeql-action/init@v2
      with:
        languages: cpp
        queries: +security-and-quality

    - name: Configure shadow-utils
      run: ./autogen.sh --without-selinux --disable-man

    - name: Build shadow-utils
      run: |
        PROCESSORS=$(/usr/bin/getconf _NPROCESSORS_ONLN)
        make -j$PROCESSORS

    - name: Perform CodeQL Analysis
      uses: github/codeql-action/analyze@v2

  differential-shellcheck:
    if: github.event_name == 'pull_request'
    runs-on: ubuntu-latest

    permissions:
      contents: read
      security-events: write
      pull-requests: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      # Doc: https://github.com/redhat-plumbers-in-action/differential-shellcheck#usage
      - name: Differential ShellCheck
        uses: redhat-plumbers-in-action/differential-shellcheck@v3
        with:
          severity: warning
          token: ${{ secrets.GITHUB_TOKEN }}