Install automake on macOS runners #22

	---
	name: Build SST within Spack

	# yamllint disable-line rule:truthy
	on:
	pull_request:
	push:
	schedule:
	- cron: '15 2 * * 0'

	jobs:
	install-spack:
	name: version:${{ matrix.version }} / os:${{ matrix.os }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os:
	- ubuntu-latest
	- macos-latest
	version:
	- '13.1.0'
	- 'master'
	permissions:
	packages: write
	steps:
	- uses: actions/checkout@v4
	- name: Update system software (macOS)
	run: \|
	brew list
	brew update
	brew upgrade
	brew install automake
	if: ${{ matrix.os == 'macos-latest' }}
	- name: Clone Spack
	uses: actions/checkout@v4
	with:
	# Take the latest (develop) version.
	repository: spack/spack
	path: spack
	- name: Add Spack to PATH and set mirror name
	run: \|
	echo "${PWD}/spack/bin" >> "${GITHUB_PATH}"
	echo "mirror_name=github-container-registry" >> "${GITHUB_ENV}"
	- name: Print Spack configuration
	run: \|
	spack config blame config
	spack debug report
	- name: Set credentials for mirror
	run: \|
	eval "$(spack env activate --sh .)"
	spack mirror set \
	--oci-username ${{ github.actor }} \
	--oci-password "${{ secrets.GITHUB_TOKEN }}" \
	"${mirror_name}"
	- name: Install sst-core, sst-elements, and sst-macro
	run: \|
	eval "$(spack env activate --sh .)"
	spack add sst-core@${{ matrix.version }}
	spack add sst-elements@${{ matrix.version }}
	spack add sst-macro@${{ matrix.version }}
	spack install --fail-fast
	- name: Push packages and update index
	run: \|
	eval "$(spack env activate --sh .)"
	spack -d buildcache push \
	--unsigned \
	--update-index \
	"${mirror_name}"
	if: ${{ !cancelled() }}

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