Revert "Remove python code using distutils. Bump required to 3.22.1"

This reverts commit aebfe55.
gazebosim · Apr 19, 2024 · 1d9e211 · 1d9e211
1 parent 83e5e3b
commit 1d9e211
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Showing 2 changed files with 13 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.22.1 FATAL_ERROR)
+cmake_minimum_required(VERSION 3.10.2 FATAL_ERROR)
 
 #============================================================================
 # Initialize the project

diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
@@ -7,7 +7,18 @@ endif()
 
 
 if(USE_SYSTEM_PATHS_FOR_PYTHON_INSTALLATION)
-  find_package(Python3 COMPONENTS Interpreter)
+  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:
+    find_package(Python3 COMPONENTS Interpreter)
+  endif()
 
   if(USE_DIST_PACKAGES_FOR_PYTHON)
     string(REPLACE "site-packages" "dist-packages" GZ_PYTHON_INSTALL_PATH ${Python3_SITEARCH})