GHA: Merge sanity checks workflows #1

	name: Sanity Checks
	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master
	jobs:
	build-libg2hec-linux:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest]
	compiler_c: [gcc, clang]
	compiler_cxx: [g++, clang++]
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Install dependencies
	run: \|
	sudo apt update
	sudo apt install -y texinfo
	sudo apt install -y texlive-latex-extra
	sudo apt install -y autotools-dev autoconf build-essential bear
	- name: Build
	env:
	CC: ${{ matrix.compiler_c }}
	CXX: ${{ matrix.compiler_cxx }}
	run: \|
	cd ${{ github.workspace }}
	autoreconf -vi
	./scripts/build.sh distcheck

	shellcheck:
	name: 'shellcheck'
	strategy:
	fail-fast: false
	# Run on Linux and macos
	matrix:
	os: [ubuntu-latest, macos-latest]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2
	- if: ${{ matrix.os == 'ubuntu-latest' }}
	name: Install shellcheck on Ubuntu
	run: \|
	sudo apt update
	sudo apt install shellcheck -y

	- if: ${{ matrix.os == 'macos-latest' }}
	name: Install shellcheck on macos
	run: \|
	brew install shellcheck

	- name: Run shellcheck
	run: \|
	set -euxo pipefail
	cd ${{ github.workspace }}/
	shellcheck --version
	for f in $(find scripts/ -type f); do
	if file "$f" \| grep "shell script" &>/dev/null; then
	shellcheck "$f"
	fi
	done

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