First stab at a macos build

Author: LinuxDevon

.github/workflows/pipeline.yml

@@ -103,6 +103,48 @@ jobs:
         run: ctest --output-on-failure --test-dir build -j %NUMBER_OF_PROCESSORS%
         shell: cmd
 
+  macos-builds:
+    name: ${{matrix.cxx}}, C++${{matrix.std}}, ${{matrix.build_type}}
+    runs-on: macos-latest
+    strategy:
+      matrix:
+        cxx:
+          - g++
+          - clang++
+        build_type: [Debug, Release]
+        std: [11]
+        include:
+          - cxx: g++
+            cc: gcc
+          - cxx: clang++
+            cc: clang
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Configure build
+        working-directory: ${{runner.workspace}}
+        env:
+          CC: ${{matrix.cc}}
+          CXX: ${{matrix.cxx}}
+        run: |
+          cmake -Bbuild -H$GITHUB_WORKSPACE \
+                -DCMAKE_BUILD_TYPE=${{matrix.build_type}} \
+                -DCMAKE_CXX_STANDARD=${{matrix.std}} \
+                -DCMAKE_CXX_STANDARD_REQUIRED=ON \
+                -DCMAKE_CXX_EXTENSIONS=ON \
+                -DDBC_TEST_LOCALE_INDEPENDENCE=ON
+
+      - name: Build tests + lib
+        working-directory: ${{runner.workspace}}
+        run: cmake --build build --parallel `sysctl -n hw.ncpu`
+
+      - name: Run tests
+        env:
+            CTEST_OUTPUT_ON_FAILURE: 1
+        working-directory: ${{runner.workspace}}
+        run: ctest --output-on-failure --test-dir build -j `sysctl -n hw.ncpu`
+
   format-check:
     runs-on: ubuntu-latest