update-yosys.yml

on:
    workflow_dispatch:
    schedule:
        - cron: '0 5 1 * *'

name: Update Yosys (and OSS Cad Suite)

# https://github.com/peter-evans/create-pull-request/blob/main/docs/concepts-guidelines.md#workarounds-to-trigger-further-workflow-runs
jobs:
    update:
        name: Update OSS Cad Suite Version
        strategy:
          matrix:
            branch: [main, next]
            os: [ubuntu-latest]
        runs-on: ${{ matrix.os }}

        steps:
            - uses: actions/checkout@v4
              with:
                ref: ${{ matrix.branch }}

            # Yesterday, because CAD suite versions are made at the end of the
            # night.
            - name: Update OSS CAD Suite version file (and save new value)
              run: |
                date -d today +%Y-%m-%d > ci/oss-cad-suite-version
                echo >> $GITHUB_ENV OSS_CAD_SUITE_DATE=$(cat ci/oss-cad-suite-version)
                if [ ${{ github.event_name }} = "workflow_dispatch" ]; then
                    echo >> $GITHUB_ENV PR_REASON="Manual update"
                else
                    echo >> $GITHUB_ENV PR_REASON="Monthly update"
                fi

            - name: Create Pull Request
              id: cpr
              uses: peter-evans/create-pull-request@v6
              with:
                token: ${{ secrets.PAT }}
                commit-message: Update OSS CAD Suite version to ${{ env.OSS_CAD_SUITE_DATE }}.
                committer: GitHub <noreply@github.com>
                author: ${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>
                signoff: false
                branch: update-yosys-${{ env.OSS_CAD_SUITE_DATE }}-${{ matrix.branch }}
                delete-branch: true
                base: ${{ matrix.branch }}
                title: Update OSS CAD Suite version to ${{ env.OSS_CAD_SUITE_DATE }}.
                body: |
                    ${{ env.PR_REASON }}; auto-generated by [create-pull-request][1].

                    [1]: https://github.com/peter-evans/create-pull-request
                labels: |
                    automated pr
                assignees: cr1901
                draft: false