MSYS2

ci: use new Alpine 3.21 for Alpine-based build #16

	name: MSYS2

	on: push

	jobs:
	msys2_mingw64:
	runs-on: windows-2022
	defaults:
	run:
	shell: msys2 {0}
	steps:
	# Checks-out the repository under $GITHUB_WORKSPACE.
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: 'recursive'
	- uses: msys2/setup-msys2@v2
	with:
	msystem: mingw64
	update: true
	install: >-
	git
	mingw-w64-x86_64-cmake
	mingw-w64-x86_64-gcc
	mingw-w64-x86_64-make
	mingw-w64-x86_64-ninja
	- name: Build
	run: \|
	export MSYSTEM=MINGW64
	export CXX=g++
	export CC=gcc
	cd $GITHUB_WORKSPACE
	mkdir build
	cd build
	cmake ../
	cmake --build . -j2
	- name: Run tests
	run: \|
	export MSYSTEM=MINGW64
	cd "$GITHUB_WORKSPACE/build"
	ctest -V
	- name: Build statically linked
	run: \|
	export MSYSTEM=MINGW64
	export CXX=g++
	export CC=gcc
	cd $GITHUB_WORKSPACE
	mkdir build-static
	cd build-static
	cmake -DENABLE_LTO=ON -DENABLE_STATIC_LINKING=ON ../
	cmake --build . -j2
	- name: Collect files
	run: \|
	export MSYSTEM=MINGW64
	mkdir -p "$GITHUB_WORKSPACE"/artifacts
	cd "$GITHUB_WORKSPACE"
	cp build-static/sha256/sha256.exe artifacts/
	cp ReadMe.de.txt artifacts/
	cp ReadMe.en.txt artifacts/
	cp ChangeLog.md artifacts/
	cp LICENSE artifacts/
	cp third-party.md artifacts/
	VERSION=$(git describe --always)
	mv artifacts sha256_$VERSION
	'/c/Program Files/7-Zip/7z.exe' a -r sha256_${VERSION}_win64.zip sha256_$VERSION
	- name: Upload artifact
	uses: actions/upload-artifact@v4
	with:
	name: sha256_win64
	if-no-files-found: error
	path: \|
	sha256_*_win64.zip

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