Enable 24.04 CI, remove distutils dependency (#1408)

* distutils is no longer required since this branch requires a
 new enough version of cmake.
* Remove outdated cmake code: setting python
  debug libraries is not needed as of cmake 3.12.
* Require cmake 3.22.1

Signed-off-by: Steve Peters <scpeters@openrobotics.org>

.github/ci/packages.apt

@@ -7,7 +7,6 @@ libtinyxml2-dev
 liburdfdom-dev
 libxml2-utils
 python3-dev
-python3-distutils
 python3-gz-math8
 python3-psutil
 python3-pybind11

.github/workflows/ci.yml

@@ -21,3 +21,12 @@ jobs:
           codecov-enabled: true
           cppcheck-enabled: true
           cpplint-enabled: true
+  noble-ci:
+    runs-on: ubuntu-latest
+    name: Ubuntu Noble CI
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Compile and test
+        id: ci
+        uses: gazebo-tooling/action-gz-ci@noble

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.22.1 FATAL_ERROR)
 
 if(COMMAND CMAKE_POLICY)
   CMAKE_POLICY(SET CMP0003 NEW)

examples/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.10.2 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.22.1 FATAL_ERROR)
 
 find_package(sdformat15 REQUIRED)
 

python/CMakeLists.txt

@@ -1,22 +1,6 @@
-if(WIN32 AND CMAKE_BUILD_TYPE STREQUAL "Debug")
-  # pybind11 logic for setting up a debug build when both a debug and release
-  # python interpreter are present in the system seems to be pretty much broken.
-  # This works around the issue.
-  set(PYTHON_LIBRARIES "${PYTHON_DEBUG_LIBRARIES}")
-endif()
-
-
 if(USE_SYSTEM_PATHS_FOR_PYTHON_INSTALLATION)
-  if(${CMAKE_VERSION} VERSION_LESS "3.12.0")
-    execute_process(
-      COMMAND "${PYTHON_EXECUTABLE}" -c "if True:
-  from distutils import sysconfig as sc
-  print(sc.get_python_lib(plat_specific=True))"
-      OUTPUT_VARIABLE Python3_SITEARCH
-      OUTPUT_STRIP_TRAILING_WHITESPACE)
-  else()
-    # Get install variable from Python3 module
-    # Python3_SITEARCH is available from 3.12 on, workaround if needed:
+  if(NOT Python3_SITEARCH)
+    # Get variable from Python3 module
     find_package(Python3 COMPONENTS Interpreter)
   endif()