Merge pull request #17779 from wwmayer/noboostpy

Remove support for Boost.Python

cMake/FreeCAD_Helpers/InitializeFreeCADBuildOptions.cmake

@@ -203,6 +203,10 @@ macro(InitializeFreeCADBuildOptions)
         set(BUILD_SMESH OFF)
     endif()
 
+    if (BUILD_CAM OR BUILD_FLAT_MESH)
+        set(FREECAD_USE_PYBIND11 ON)
+    endif()
+
     # force build directory to be different to source directory
     if (BUILD_FORCE_DIRECTORY)
         if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})

cMake/FreeCAD_Helpers/PrintFinalReport.cmake

@@ -87,7 +87,6 @@ macro(PrintFinalReport)
     value(Python3_EXECUTABLE)
     value(PYTHON_LIBRARY)
     value(FREECAD_CREATE_MAC_APP)
-    value(FREECAD_USE_PYBIND11)
     value(FREECAD_USE_EXTERNAL_KDL)
     value(FREECAD_USE_PYSIDE)
     value(FREECAD_USE_SHIBOKEN)

cMake/FreeCAD_Helpers/SetupPybind11.cmake

@@ -2,7 +2,6 @@ macro(SetupPybind11)
 # -------------------------------- PyBind11 -----------------------------
 
     # necessary for flat-mesh feature
-    option(FREECAD_USE_PYBIND11 "Use pybind11" OFF)
     if (FREECAD_USE_PYBIND11)
         find_package(pybind11 REQUIRED)
     endif()

cMake/UseLibPack3.cmake

@@ -19,6 +19,9 @@ if(FREECAD_LIBPACK_VERSION VERSION_GREATER_EQUAL "3.1.0")
     find_package(pybind11 REQUIRED PATHS ${FREECAD_LIBPACK_DIR}/share/cmake/pybind11 NO_DEFAULT_PATH)
     message(STATUS "Found LibPack 3 pybind11 ${pybind11_VERSION}")
     set(FREECAD_USE_PYBIND11 ON)
+else()
+    # We have completely removed support for boost-python and require pybind11, which requires LibPack 3.1 or later
+    message(FATAL_ERROR "FreeCAD now requires LibPack 3.1.0 or newer (you are using ${FREECAD_LIBPACK_VERSION}): please upgrade your LibPack")
 endif()
 
 find_package(XercesC REQUIRED PATHS ${FREECAD_LIBPACK_DIR}/cmake NO_DEFAULT_PATH)
@@ -28,6 +31,7 @@ find_package(yaml-cpp REQUIRED PATHS ${FREECAD_LIBPACK_DIR}/lib/cmake NO_DEFAULT
 message(STATUS "Found LibPack 3 yaml-cpp ${yaml-cpp_VERSION}")
 
 find_package(Coin REQUIRED PATHS ${FREECAD_LIBPACK_DIR}/lib/cmake NO_DEFAULT_PATH)
+
 message(STATUS "Found LibPack 3 Coin ${Coin_VERSION}")
 # For compatibility with the rest of the cMake scripts:
 set (COIN3D_FOUND TRUE)