name: "CodeQL"

on:
  push:
    branches: [master]
  pull_request:
    branches: [master]

jobs:
  analyze:
    name: Analyze
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        language: ['cpp']

    steps:
    - name: Checkout repository
      uses: actions/checkout@v2
      with:
        # We must fetch at least the immediate parents so that if this is
        # a pull request then we can checkout the head.
        fetch-depth: 2

    # If this run was triggered by a pull request event, then checkout
    # the head of the pull request instead of the merge commit.
    - run: git checkout HEAD^2
      if: ${{ github.event_name == 'pull_request' }}

    # Initializes the CodeQL tools for scanning.
    - name: Initialize CodeQL
      uses: github/codeql-action/init@v1
      with:
         languages: ${{ matrix.language }}

    - name: Install arduino-cli
      run:
        |
        mkdir -p ~/.local/bin
        echo "~/.local/bin" >> $GITHUB_PATH
        curl -fsSL https://raw.githubusercontent.com/arduino/arduino-cli/master/install.sh | BINDIR=~/.local/bin sh

    - name: Install platform
      run:
        |
        arduino-cli core update-index
        arduino-cli core install arduino:avr

    - name: Static link
      run:
        |
        # static link fix from https://github.com/github/securitylab/discussions/171
        for i in ~/.arduino*/packages/arduino/tools/avr-gcc/*/bin/*; do
          mv "$i" "$i.real";
          printf '#!/bin/bash\nexec "'"$i"'.real" ${1+"$@"}\n' > "$i";
          chmod +x "$i";
        done

    - name: Build example
      run:
        arduino-cli compile --libraries /home/runner/work/RadioLib --fqbn arduino:avr:uno $PWD/examples/SX126x/SX126x_Transmit/SX126x_Transmit.ino --warnings=all

    - name: Perform CodeQL Analysis
      uses: github/codeql-action/analyze@v1