Avoid error if no files were changed #12
Workflow file for this run
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| name: Test builds | |
| on: | |
| push: | |
| branches: | |
| - main | |
| - gh_actions | |
| workflow_dispatch: | |
| jobs: | |
| setup-matrix: | |
| runs-on: ubuntu-latest | |
| name: Test changed files | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 2 | |
| - name: Get changed files | |
| id: changed-files | |
| uses: tj-actions/changed-files@v40 | |
| with: | |
| json: true | |
| files: | | |
| */src/day*.cpp | |
| */src/lib.h* | |
| */Makefile | |
| # reference: https://stackoverflow.com/a/65094398 | |
| - name: Setup matrix combinations | |
| id: setup-matrix-combinations | |
| run: | | |
| python ${GITHUB_WORKSPACE}/.github/workflows/gen_matrix.py "${{ steps.changed-files.outputs.all_changed_files }}" $GITHUB_OUTPUT | |
| cat $GITHUB_OUTPUT | |
| outputs: | |
| matrix-combinations: ${{ steps.setup-matrix-combinations.outputs.matrix-combinations }} | |
| matrix-job: | |
| runs-on: ubuntu-latest | |
| needs: setup-matrix | |
| if: ${{ fromJson(needs.setup-matrix.outputs.matrix-combinations) }} | |
| strategy: | |
| fail-fast: false | |
| matrix: ${{ fromJson(needs.setup-matrix.outputs.matrix-combinations) }} | |
| steps: | |
| - uses: actions/checkout@v3 | |
| with: | |
| fetch-depth: 1 | |
| - name: Install dependencies | |
| run: | | |
| sudo apt-get update -y -qq | |
| sudo apt-get -qq -y install clang g++>=9.3.0 | |
| - name: Build targets | |
| run: | | |
| cd ${{ matrix.directory }} | |
| make -j2 CXX=${{ matrix.compiler }} DISABLE_BEAR=TRUE build/release/${{ matrix.target }} build/debug/${{ matrix.target }} |