docker.yml

#
# Build GMT on different Linux distros, using dockers
#
name: Docker

on:
  # pull_request:
  push:
    branches:
      - master
      - 6.[0-9]+

defaults:
  run:
    # default to use bash shell
    shell: bash

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/master' }}

jobs:
  docker:
    name: ${{ matrix.image }}
    runs-on: ubuntu-latest
    container:
      image: ${{ matrix.image }}

    env:
      # directories
      COASTLINEDIR: ${{ github.workspace }}/coastline
      INSTALLDIR: ${{ github.workspace }}/gmt-install-dir
      # disable auto-display of GMT plots
      GMT_END_SHOW: off
      # Compile only
      BUILD_DOCS  : false
      PACKAGE     : false
      RUN_TESTS   : false

    strategy:
      fail-fast: false
      matrix:
        image:
          - ubuntu:14.04  # CMake 2.8.12 + GNU 4.8.4;  EOL: 2024-04-25
          - ubuntu:16.04  # CMake 3.5.1  + GNU 5.4.0;  EOL: 2026-04-23
          - ubuntu:18.04  # CMake 3.10.2 + GNU 7.4.0;  EOL: 2028-04-26
          - ubuntu:20.04  # CMake 3.16.3 + GNU 9.3.0;  EOL: 2030-04-23
          - ubuntu:22.04  # CMake 3.22.1 + GNU 11.2.0; EOL: 2032-04-21
          - ubuntu:23.04  # CMake 3.24.1 + GNU 12.2.0; EOL: 2024-01-20
          - debian:10     # CMake 3.13.4 + GNU 8.3.0;  EOL: 2024-06-01
          - debian:11     # CMake 3.18.4 + GNU 10.2.1; EOL: 2026-06-01
          - debian:12     # CMake 3.25.1 + GNU 12.2.0; EOL: 2028-06-01
          - debian:sid    # rolling release with latest versions

    steps:
      - name: Checkout
        uses: actions/checkout@v3.5.3

      - name: Install GMT dependencies
        run: |
          apt-get update
          # tzdata is required for Ubuntu>=20.04
          DEBIAN_FRONTEND="noninteractive" TZ="America/New_York" apt-get install -y tzdata
          apt-get install -y --no-install-recommends --no-install-suggests \
               build-essential cmake ninja-build libcurl4-gnutls-dev libnetcdf-dev \
               ghostscript curl git \
               libgdal-dev libfftw3-dev libpcre3-dev liblapack-dev libglib2.0-dev

      - name: Cache GSHHG and DCW data
        uses: actions/cache@v3
        id: cache-coastline
        with:
          path: ${{ env.COASTLINEDIR }}
          key: coastline-${{ hashFiles('ci/download-coastlines.sh') }}

      - name: Download coastlines
        run: bash ci/download-coastlines.sh
        if: steps.cache-coastline.outputs.cache-hit != 'true'

      - name: Configure GMT
        run: bash ci/config-gmt-unix.sh

      - name: Compile GMT
        run: |
          mkdir build
          cd build
          cmake -G Ninja ..
          cmake --build .

      - name: Download cached GMT remote data from GitHub Artifacts
        uses: dawidd6/action-download-artifact@v2.27.0
        with:
          workflow: ci-caches.yml
          name: gmt-cache
          path: .gmt

      # Move downloaded files to ~/.gmt directory and list them
      - name: Move and list downloaded remote files
        run: |
          mkdir -p ~/.gmt
          mv .gmt/* ~/.gmt
          ls -lRh ~/.gmt

      - name: Install GMT
        run: |
          cd build
          cmake --build . --target install
          # Add GMT PATH to bin
          echo "${INSTALLDIR}/bin" >> $GITHUB_PATH

      - name: Check a few simple commands
        run: bash ci/simple-gmt-tests.sh