Fix freeing a null stream address #343

	name: C/C++ CI

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

	jobs:
	test:
	strategy:
	matrix:
	compiler: [gcc, clang]

	runs-on: ubuntu-latest
	env:
	CC: ${{ matrix.compiler }}

	steps:
	- uses: actions/checkout@v2

	- name: Install CMake and Clang
	run: sudo apt update && sudo apt install -y cmake

	- name: Install Clang
	if: matrix.compiler == 'clang'
	run: sudo apt install -y clang

	- name: Tests
	run: bash scripts/test.sh

	test-server:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Install libevent, CMake, FFMpeg
	run: sudo apt update && sudo apt install -y libevent-dev cmake ffmpeg xxd

	- name: Test the example server
	run: sudo bash scripts/test-server.sh

	check-fmt:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Install libevent
	run: sudo apt update && sudo apt install -y clang-format

	- name: Download run-clang-format
	run: git submodule update --init run-clang-format

	- name: Check code formatting
	run: bash scripts/check-fmt.sh

	deploy-docs:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Install Doxygen
	run: sudo apt update && sudo apt install -y doxygen graphviz

	- name: Build the docs
	run: bash scripts/docs.sh

	- name: Deploy the docs
	if: ${{ !env.ACT && github.event_name != 'pull_request' }}
	uses: peaceiris/actions-gh-pages@v3
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: ./docs/

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