Build ProtoC in CMake (#8)

* Patch: Added the `protoc` executable target to CMakeLists.txt.

.github/workflows/linux_mkspecs.yml

@@ -12,10 +12,56 @@ name: Linux C++ make-specs
     - master
   pull_request:
 jobs:
-  Linux-mkspecs:
-    uses: steinwurf/linux-mkspecs-action/.github/workflows/[email protected]
-    with:
-      extra_resolve_options: ${{ github.event.inputs.extra_resolve_options }}
+  docker_builds:
+    timeout-minutes: 45
+    strategy:
+      fail-fast: false
+      matrix:
+        config:
+        - container: ghcr.io/steinwurf/ubuntu-lts-2404:1.0.0
+          CXX: g++
+          name: GCC Latest
+          cxxflags: ""
+        - container: ghcr.io/steinwurf/ubuntu-lts-2404:1.0.0
+          name: Clang Latest
+          CXX: clang++
+          cxxflags: ""
+        - container: ghcr.io/steinwurf/ubuntu-lts-2004:1.0.0
+          name: GCC Oldest
+          CXX: g++
+          cxxflags: ""
+        - container: ghcr.io/steinwurf/ubuntu-lts-2004:1.0.0
+          name: Clang Oldest
+          CXX: clang++
+          cxxflags: ""
+    runs-on:
+    - self-hosted
+    - docker
+    - builder
+    name: ${{ matrix.config.name }}
+    container:
+      image: ${{ matrix.config.container }}
+      options: --user 0:0 --privileged --ulimit core=-1
+      volumes:
+      - /home/buildbot/.ssh:/root/.ssh
+    steps:
+    - name: Checkout source code
+      uses: actions/checkout@v4
+    - name: Waf Configure
+      env:
+        EXTRA_RESOLVE_OPTIONS: ${{ inputs.extra_resolve_options }}
+        CXX: ${{ matrix.config.CXX }}
+      uses: nick-fields/retry@v3
+      with:
+        max_attempts: 3
+        timeout_minutes: 15
+        command: python3 waf configure --git_protocol=git@ ${{ matrix.config.cxxflags }} ${{ env.EXTRA_RESOLVE_OPTIONS }}
+    - name: Waf Build
+      run: |
+        echo "::add-matcher::.github/gcc-problem-matcher.json"
+        python3 waf
+    - name: Waf Test
+      run: ${{ matrix.config.env }} python3 waf --run_tests
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref || github.run_id }}
   cancel-in-progress: true

CMakeLists.txt

@@ -65,6 +65,20 @@ target_compile_features(sw_protobuf PUBLIC cxx_std_17)
 target_link_libraries(sw_protobuf PUBLIC sw_protobuf_abseil sw_protobuf_utf8_range)
 target_include_directories(sw_protobuf PUBLIC ${STEINWURF_RESOLVE}/protobuf-source/src)
 
+message(STATUS "STEINWURF_PROTOC: ${STEINWURF_PROTOC}")
+
+if (STEINWURF_PROTOC)
+    file(GLOB_RECURSE sw_protobuf_protoc_sources ${STEINWURF_RESOLVE}/protobuf-source/src/google/protobuf/compiler/*.cc)
+    list(FILTER sw_protobuf_protoc_sources EXCLUDE REGEX .*src/google/protobuf\/compiler\/.*test.*)
+    list(FILTER sw_protobuf_protoc_sources EXCLUDE REGEX .*src/google/protobuf\/compiler\/.*mock.*)
+    list(FILTER sw_protobuf_protoc_sources EXCLUDE REGEX .*src/google/protobuf\/compiler\/.*fake.*)
+    list(FILTER sw_protobuf_protoc_sources EXCLUDE REGEX .*src/google/protobuf\/compiler\/allowlists\/.*_test.*)
+
+    add_executable(protoc ${sw_protobuf_protoc_sources})
+    target_link_libraries(protoc PRIVATE sw_protobuf)
+    target_include_directories(protoc PRIVATE ${STEINWURF_RESOLVE}/protobuf-source/src)
+    target_compile_features(protoc PRIVATE cxx_std_17)
+endif ()
 # Ignore -Wattribute warnings for GCC and Clang
 if (CMAKE_C_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
     target_compile_options(sw_protobuf PRIVATE -Wno-attributes)

NEWS.rst

@@ -6,7 +6,7 @@ every change, see the Git log.
 
 Latest
 ------
-* tbd
+* Patch: Added the `protoc` executable target to CMakeLists.txt.
 
 2.0.10
 ------