Extract gethostname into a dedicated module. Add unit test and better error management #430

	name: Clang-tidy

	on:
	push:
	branches:
	- main
	pull_request:

	jobs:
	ubuntu-clang-tidy-build:
	name: Build on Ubuntu with clang-tidy checks
	runs-on: ubuntu-latest
	strategy:
	matrix:
	clang-version: [17]
	buildmode: [Debug]

	steps:
	- name: Checkout repository code
	uses: actions/checkout@v2

	- name: Install dependencies
	run: \|
	sudo apt update && sudo apt install libcurl4-gnutls-dev ninja-build

	- name: Install clang (with clang-tidy)
	run: \|
	wget https://apt.llvm.org/llvm.sh
	chmod +x llvm.sh
	sudo ./llvm.sh ${{matrix.clang-version}}
	sudo apt install clang-tidy-${{matrix.clang-version}}
	sudo ln -s /usr/bin/clang-tidy-${{matrix.clang-version}} /usr/local/bin/clang-tidy

	- name: Create Build Environment
	run: cmake -E make_directory ${{github.workspace}}/build

	- name: Configure CMake
	working-directory: ${{github.workspace}}/build
	shell: bash
	run: \|
	clang-tidy --dump-config
	cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=${{matrix.buildmode}} -DCMAKE_CXX_COMPILER=clang++-${{matrix.clang-version}} -DCCT_ENABLE_CLANG_TIDY=ON -DCCT_ENABLE_ASAN=OFF -GNinja

	- name: Build
	working-directory: ${{github.workspace}}/build
	shell: bash
	run: ninja

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