Check for new commits #1542

	name: Check for new commits
	on:
	schedule:
	- cron: '30 12 * * *'
	workflow_dispatch:
	inputs:
	repo:
	description: Ghidra GitHub repository
	default: NationalSecurityAgency/ghidra
	required: true

	env:
	GHIDRA_REPO: ${{ inputs.repo \|\| vars.GHIDRA_REPO \|\| 'NationalSecurityAgency/ghidra' }}

	jobs:
	# Ensure all steps use a common revision
	check:
	name: Check for new commits since last release
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	repository: ${{ env.GHIDRA_REPO }}
	- name: Check for new commits
	id: check
	run: \|
	LAST_REL_NAME=$(curl --silent "https://api.github.com/repos/${{github.repository}}/releases/latest" \| jq .name)
	LAST_REL_COMMITID=$(echo $LAST_REL_NAME \| grep -oP "$\K\w+(?=$)")
	COMMIT_HASH_SHORT=$(git rev-parse --short HEAD)
	COMMIT_HASH_LONG=$(git rev-parse HEAD)
	echo "Latest commit is $COMMIT_HASH_LONG"
	if [[ "$LAST_REL_NAME" == "$COMMIT_HASH_SHORT" ]]; then
	echo "No commits since last release $LAST_REL_NAME"
	else
	echo "Found new commits since $LAST_REL_NAME. Triggering ci."
	echo "trigger=true" >> $GITHUB_OUTPUT
	echo "rev=$COMMIT_HASH_LONG" >> $GITHUB_OUTPUT
	echo "lastrev=$LAST_REL_COMMITID" >> $GITHUB_OUTPUT
	fi
	- name: Trigger build
	if: steps.check.outputs.trigger
	uses: benc-uk/[email protected]
	with:
	workflow: "Ghidra Build"
	inputs: '{ "repo": "${{ env.GHIDRA_REPO }}", "rev": "${{steps.check.outputs.rev}}", "prevRev": "${{steps.check.outputs.lastrev}}" }'

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