create basic Github action (#891)

* basic action testing on ubuntu-latest, DEVEL_BUILD=ON/OFF
* add github actions badge and remove Travis badge

fixes #888

.github/workflows/build-test.yml

@@ -0,0 +1,72 @@
+name: Build-test CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        # the agent machine operating systems
+        os: [ubuntu-latest]
+        DEVEL_BUILD: ["OFF", "ON"]
+        EXTRA_BUILD_FLAGS: ["-DUSE_ITK=ON"]
+        CMAKE_BUILD_TYPE: ["Release"]
+        # let's run all of them, as opposed to aborting when one fails
+      fail-fast: false
+
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        submodules: recursive
+    - name: install_dependencies
+      run:
+          cd ${GITHUB_WORKSPACE};
+          git clone https://github.com/CCPPETMR/SIRF-SuperBuild --recursive -b master;
+          cd SIRF-SuperBuild/docker;
+          sudo bash raw-ubuntu.sh;
+          sudo bash build_essential-ubuntu.sh;
+          sudo bash build_python-ubuntu.sh;
+          sudo bash build_gadgetron-ubuntu.sh;
+          sudo bash build_system-ubuntu.sh;
+          bash user_python-ubuntu.sh ~/virtualenv python3 ;
+    - name: ccache
+      uses: hendrikmuhs/ccache-action@v1
+      with:
+        key: ${{ matrix.os }}-${{ matrix.CMAKE_BUILD_TYPE }}-${{ matrix.DEVEL_BUILD }}
+    - name: configure
+      shell: bash
+      env:
+          EXTRA_BUILD_FLAGS: ${{ matrix.EXTRA_BUILD_FLAGS }}
+          CMAKE_BUILD_TYPE: ${{ matrix.CMAKE_BUILD_TYPE }}
+          DEVEL_BUILD: "-DDEVEL_BUILD=${{ matrix.DEVEL_BUILD }}"
+      run: |
+          set -ex;
+          export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
+          cmake --version
+          #echo "cmake flags $BUILD_FLAGS $EXTRA_BUILD_FLAGS"          
+          BUILD_FLAGS="-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DUSE_SYSTEM_ACE=ON -DUSE_SYSTEM_Armadillo=ON -DUSE_SYSTEM_Boost=ON -DUSE_SYSTEM_FFTW3=ON -DUSE_SYSTEM_HDF5=ON -DBUILD_siemens_to_ismrmrd=ON -DUSE_SYSTEM_SWIG=ON -DCMAKE_INSTALL_PREFIX=~/install -DPYVER=3";
+          BUILD_FLAGS="$BUILD_FLAGS -DSIRF_SOURCE_DIR:PATH=${GITHUB_WORKSPACE} -DDISABLE_GIT_CHECKOUT_SIRF=ON"
+          # only test SIRF (others are tested in the SIRF-SuperBuild action)
+          BUILD_FLAGS="$BUILD_FLAGS -DBUILD_TESTING_GADGETRON=OFF -DBUILD_TESTING_ISMRMRD=OFF"
+          mkdir -p build/;
+          cd build;
+          export CC="gcc-7";
+          export CXX="g++-7";
+          source ~/virtualenv/bin/activate;
+          cmake -S ../SIRF-SuperBuild ${BUILD_FLAGS} ${EXTRA_BUILD_FLAGS} ${DEVEL_BUILD};
+    - name: build
+      shell: bash
+      run: 
+          cd ${GITHUB_WORKSPACE}/build;
+          source ~/virtualenv/bin/activate;
+          cmake --build . -j 2;
+    - name: tests
+      shell: bash
+      run: |
+          bash -ev ${GITHUB_WORKSPACE}/SIRF-SuperBuild/docker/ctest_sirf.sh

README.md

@@ -1,6 +1,6 @@
 # Synergistic Image Reconstruction Framework
 
-[![travis-badge]][travis]
+[![gh-action-badge]][gh-action-link]
 [![coveralls-badge]][coveralls] [![codecov-badge]][codecov] [![style-badge]][style-link]
 [![zenodo-badge]][zenodo-link]
 
@@ -16,6 +16,8 @@ You can also [download a VM](https://doi.org/10.5281/zenodo.2707911) with SIRF a
 [coveralls]: https://coveralls.io/github/CCPPETMR/SIRF?branch=master
 [codecov-badge]: https://codecov.io/gh/SyneRBI/SIRF/branch/master/graph/badge.svg
 [codecov]: https://codecov.io/gh/SyneRBI/SIRF
+[gh-action-badge]: https://github.com/SyneRBI/SIRF-SuperBuild/actions/workflows/c-cpp.yml/badge.svg
+[gh-action-link]: https://github.com/SyneRBI/SIRF-SuperBuild/actions/workflows/c-cpp.yml/
 [travis-badge]: https://travis-ci.org/SyneRBI/SIRF.svg?branch=master
 [travis]: https://travis-ci.org/SyneRBI/SIRF
 [style-badge]: https://api.codacy.com/project/badge/Grade/392861b4085f4f438d12c41029f86b47