state c++17 requirement in MacOS workflow #89

	name: build+regression test Pythia-ISR Dat Output

	on:
	workflow_dispatch:

	pull_request:
	branches:
	- main
	- XSCAPE-1.1.5-RC

	push:
	branches:
	- main
	- XSCAPE-1.1.5-RC

	env:
	REPO_NAME: ${{ github.event.repository.name }}

	jobs:
	build:
	name: Pythia-ISR-TEST Dat File
	runs-on: ubuntu-latest

	container:
	image: jetscape/base:stable
	options: --user root

	steps:

	- name: Checkout Repository
	uses: actions/checkout@v4
	with:
	path: ${{ github.event.repository.name }}

	- name: Download 3DGlauber
	run: \|
	cd ${GITHUB_WORKSPACE}/${REPO_NAME}/external_packages
	./get_3dglauber.sh
	./get_music.sh
	./get_iSS.sh

	- name: Build Application
	run: \|
	cd ${GITHUB_WORKSPACE}/${REPO_NAME}
	mkdir build
	cd build
	cmake .. -DUSE_3DGlauber=ON -DUSE_MUSIC=ON -DUSE_ISS=ON
	make -j2

	- name: Checkout TEST-EXAMPLES
	uses: actions/checkout@v4
	with:
	repository: JETSCAPE/TEST-EXAMPLES
	ref: main
	path: TEST-EXAMPLES

	- name: Run Pythia ISR Dat File Tests
	run: \|
	export PYTHIA8="${PYTHIA8DIR}"
	${GITHUB_WORKSPACE}/TEST-EXAMPLES/test/isr/runPythiaIsrDatTest.sh -j ${GITHUB_WORKSPACE}/${REPO_NAME} -a ${GITHUB_WORKSPACE}/TEST-EXAMPLES -c ${GITHUB_WORKSPACE}/TEST-EXAMPLES/test/isr/config/jetscape_user_iMATTERMCGlauber.xml -o ${GITHUB_WORKSPACE}/TEST-EXAMPLES/test/isr/output/new -r ${GITHUB_WORKSPACE}/TEST-EXAMPLES/test/isr/output/latest

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