Add github actions file

.github/workflows/ccpp.yml

@@ -0,0 +1,47 @@
+name: Build CI
+
+on: [push]
+
+jobs:
+  build:
+    name:    ${{ matrix.config.name}}
+    runs-on: ${{matrix.config.os}}
+    strategy:
+        fail-fast: false
+        matrix:
+            config:
+            - {
+                name: "Windows MSVC",
+                os:   windows-latest,
+                deps: "",
+                config: "cmake .",
+                build:  "cmake --build .",
+                test:   "ctest --output-on-failure"
+            }
+            - {
+                name: "Ubuntu gcc",
+                os:   ubuntu-latest,
+                deps:   "sudo apt-get install liblo-dev",
+                config: "mkdir build && cd build && cmake ..",
+                build:  "cd build && make",
+                test:   "cd build && ctest --output-on-failure"
+            }
+            - {
+                name: "macOS clang",
+                os:   macos-latest,
+                deps: "",
+                config: "mkdir build && cd build && cmake ..",
+                build:  "cd build && make",
+                test:   "cd build && ctest --output-on-failure"
+            }
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: install_deps
+      run: ${{matrix.config.deps}}
+    - name: configure
+      run: ${{matrix.config.config}}
+    - name: make
+      run: ${{matrix.config.build}}
+    - name: make test
+      run: ${{matrix.config.test}}