Update clang-format #45

	name: GitHub Actions

	on:
	push:
	pull_request:

	jobs:
	build:
	name: build and test
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	compiler: [gcc, clang]
	env:
	CC: ${{ matrix.compiler }}

	steps:
	- uses: actions/checkout@v2
	- run: git fetch --prune --unshallow
	- name: fetch or build Docker container
	run: \|
	docker build --pull --no-cache --rm -t=i3lock -f ci/Dockerfile .
	docker run -e CC -v $PWD:/usr/src:rw i3lock /bin/sh -c 'git config --global --add safe.directory /usr/src && mkdir build && cd build && CFLAGS="-Wformat -Wformat-security -Wextra -Wno-unused-parameter -Werror" meson .. && ninja'
	formatting:
	name: Check formatting
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Install dependencies
	run: \|
	sudo apt-get install -y clang-format-15
	- name: Check formatting
	run: clang-format-15 --dry-run --Werror $(git ls-files '.c' 'include/.h')

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