CI: Enable Linux/MacOS builds

.github/workflows/build.yml

@@ -14,37 +14,43 @@ on:
     paths: ['CMakeLists.txt', 'Makefile', '**.h', '*.c', '**.cpp']
 
 jobs:
-#  ubuntu-latest:
+  ubuntu-latest:
-#    runs-on: ubuntu-latest
+    runs-on: ubuntu-latest
-#
+
-#    steps:
+    steps:
-#      - name: Clone
+      - name: Clone
-#        uses: actions/checkout@v1
+        id: checkout
-#
+        uses: actions/checkout@v1
-#      - name: Dependencies
+
-#        run: |
+      - name: Dependencies
-#          sudo apt-get update
+        id: depends
-#          sudo apt-get install build-essential
+        run: |
-#
+          sudo apt-get update
-#      - name: Build
+          sudo apt-get install build-essential
-#        run: |
+
-#          make
+      - name: Build
-#
+        id: make_build
-#  macOS-latest:
+        run: |
-#    runs-on: macOS-latest
+          make
-#
+
-#    steps:
+  macOS-latest:
-#      - name: Clone
+    runs-on: macOS-latest
-#        uses: actions/checkout@v1
+
-#
+    steps:
-#      - name: Dependencies
+      - name: Clone
-#        run: |
+        id: checkout
-#          brew update
+        uses: actions/checkout@v1
-#
+
-#      - name: Build
+      - name: Dependencies
-#        run: |
+        id: depends
-#          make
+        run: |
-#
+          brew update
+
+      - name: Build
+        id: make_build
+        run: |
+          make
+
   windows-latest:
     runs-on: windows-latest