Setup clang format for C code #15

	name: C Code Formatting Check

	on:
	push:
	paths:
	- '**.c'
	- '**.h'
	- '.clang-format'
	- '.github/workflows/clang-format.yml'
	pull_request:
	paths:
	- '**.c'
	- '**.h'
	- '.clang-format'
	- '.github/workflows/clang-format.yml'

	jobs:
	format-check:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: "3.4"
	bundler-cache: none
	- name: Set working directory as safe
	run: git config --global --add safe.directory $(pwd)
	- name: Set up permission
	run: chmod -R o-w /opt/hostedtoolcache/Ruby
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y libdb-dev curl autoconf automake m4 libtool
	- name: Install clang-format from LLVM
	run: \|
	wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key \| sudo apt-key add -
	sudo apt-add-repository "deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy main"
	sudo apt-get update
	sudo apt-get install -y clang-format
	clang-format --version
	- name: Install Re2c
	run: \|
	cd /tmp
	curl -L https://github.com/skvadrik/re2c/archive/refs/tags/3.1.tar.gz > re2c-3.1.tar.gz
	tar xf re2c-3.1.tar.gz
	cd re2c-3.1
	autoreconf -i -W all
	./configure
	make
	sudo make install
	- name: Update rubygems & bundler
	run: \|
	ruby -v
	gem update --system
	- name: bin/setup
	run: \|
	bin/setup
	- name: Check C code formatting
	run: \|
	clang-format --version
	bundle exec rake templates
	bundle exec rake format:c_verbose \|\| (echo "Run 'rake format:c' locally to fix these issues" && exit 1)

Provide feedback