retdec-release.yml

## Automatic Release flow.

name: RetDec Release

on:
  push:
    # Trigger anytime a release tag is created.
    tags:
      - "v*"

env:
  # Universal ENV variable containing path to all workflows scripts.
  # Each OS has it's own directory there: Windows, macOS, Linux.
  # Names of directories are compatible with the $RUNNER_OS variable.
  WORKFLOWS_DIR: ${{ github.workspace }}/.github/workflows/

jobs:
  builder:
    strategy:
      matrix:
        sys:
          - { os: ubuntu-latest, shell: bash }
          - { os: windows-2019, shell: bash }
          - { os: macos-11, shell: bash }

      # Fail if one instance fails.
      fail-fast: true

    name: Build RetDec (${{ matrix.sys.os }})

    runs-on: ${{ matrix.sys.os }}

    defaults:
      run:
        shell: ${{ matrix.sys.shell }}

    steps:
      # Checkouts the correct commit/branch.
      - uses: actions/checkout@v3

        # Installs dependencies on all systems.
      - name: Install Dependencies
        run: bash "${WORKFLOWS_DIR}/${RUNNER_OS}/install-deps.sh"
        shell: bash

      - name: Build RetDec
        run: bash "${WORKFLOWS_DIR}/${RUNNER_OS}/build.sh"
        env:
          BUILD_TYPE: Release
          RETDEC_MSVC_STATIC_RUNTIME: True
        shell: bash

        # Prepare files for publishing/release. The resulting structure:
        #   RetDec-OSType-Release
        #   |_ bin
        #   |_ include
        #   |_ lib
        #   |_ share
        #   |  \__ retdec/support/
        #   |
        #   |_ CHANGELOG.md
        #   |_ LICENSE
        #   |_ LICENSE-THIRD-PARTY
        #   \_ README.md
      - name: Prepare Files for Publishing
        run: |
          cp LICENSE* install/
          cp SECURITY.md install/
          cp CHANGELOG.md install/
          cp README.md install/

      - name: Pack Artifacts Compactly
        if: runner.os != 'Windows'
        run: |
          tar -cvJf RetDec-${{ github.ref_name }}-${{ runner.os }}-Release.tar.xz *
          mv *.tar.xz ..
        working-directory: install

      - name: Pack Artifacts Compactly on Windows
        if: runner.os == 'Windows'
        run: |
          7z a RetDec-${{ github.ref_name }}-${{ runner.os }}-Release.7z *
          mv *.7z ..
        shell: bash
        working-directory: install

      - name: Archive Artifacts
        uses: actions/upload-artifact@v3
        with:
          name: RetDec-${{ github.ref_name }}-${{ runner.os }}-Release
          path: RetDec-*

  release:
    name: Release RetDec

    runs-on: ubuntu-latest
    needs: builder

    steps:
      - uses: actions/checkout@v3

      # Fetch artifacts from the build step.
      - name: Fetch Artifacts
        uses: actions/download-artifact@v3
        with:
          path: artifacts

      # Create a release.
      - name: Release
        if: startsWith(github.ref, 'refs/tags/')
        uses: softprops/action-gh-release@v1
        with:
          name: Release ${{ github.ref_name }}
          generate_release_notes: true
          files: |
            LICENSE*
            CHANGELOG.md
            artifacts/*/*.tar.xz
            artifacts/*/*.7z