Build: limit Py_ENABLE_SHARED to modules using Python headers

And remove Python flags from nodes, no longer needed.

CMakeLists.txt

@@ -1271,7 +1271,6 @@ endif()
 # Configure Python
 
 if(WITH_PYTHON_MODULE)
-  add_definitions(-DPy_ENABLE_SHARED)
   # Not currently supported due to different required Python link flags.
   if(WITH_GTESTS)
     message(STATUS "GTests not compatible with Python module, disabling WITH_GTESTS")

source/blender/freestyle/CMakeLists.txt

@@ -561,6 +561,10 @@ set(INC_SYS
 
 add_definitions(-DWITH_FREESTYLE)
 
+if(WITH_PYTHON_MODULE)
+  add_definitions(-DPy_ENABLE_SHARED)
+endif()
+
 if(WITH_PYTHON_SAFETY)
   # For bpy_rna.h access.
   add_definitions(-DWITH_PYTHON_SAFETY)

source/blender/nodes/CMakeLists.txt

@@ -102,20 +102,6 @@ if(WITH_BULLET)
   add_definitions(-DWITH_BULLET)
 endif()
 
-if(WITH_PYTHON)
-  list(APPEND INC
-    ../python
-  )
-  list(APPEND INC_SYS
-    ${PYTHON_INCLUDE_DIRS}
-  )
-  list(APPEND LIB
-    ${PYTHON_LINKFLAGS}
-    ${PYTHON_LIBRARIES}
-  )
-  add_definitions(-DWITH_PYTHON)
-endif()
-
 if(WITH_TBB)
   list(APPEND INC_SYS
     ${TBB_INCLUDE_DIRS}

source/blender/nodes/geometry/CMakeLists.txt

@@ -188,20 +188,6 @@ if(WITH_BULLET)
   add_definitions(-DWITH_BULLET)
 endif()
 
-if(WITH_PYTHON)
-  list(APPEND INC
-    ../../python
-  )
-  list(APPEND INC_SYS
-    ${PYTHON_INCLUDE_DIRS}
-  )
-  list(APPEND LIB
-    ${PYTHON_LINKFLAGS}
-    ${PYTHON_LIBRARIES}
-  )
-  add_definitions(-DWITH_PYTHON)
-endif()
-
 if(WITH_TBB)
   list(APPEND INC_SYS
     ${TBB_INCLUDE_DIRS}

source/blender/nodes/shader/CMakeLists.txt

@@ -132,20 +132,6 @@ set(LIB
   bf_nodes
 )
 
-if(WITH_PYTHON)
-  list(APPEND INC
-    ../../python
-  )
-  list(APPEND INC_SYS
-    ${PYTHON_INCLUDE_DIRS}
-  )
-  list(APPEND LIB
-    ${PYTHON_LINKFLAGS}
-    ${PYTHON_LIBRARIES}
-  )
-  add_definitions(-DWITH_PYTHON)
-endif()
-
 if(WITH_FREESTYLE)
   add_definitions(-DWITH_FREESTYLE)
 endif()

source/blender/nodes/texture/CMakeLists.txt

@@ -57,21 +57,6 @@ set(LIB
   bf_nodes
 )
 
-if(WITH_PYTHON)
-  list(APPEND INC
-    ../../python
-  )
-  list(APPEND INC_SYS
-    ${PYTHON_INCLUDE_DIRS}
-  )
-  list(APPEND LIB
-    ${PYTHON_LINKFLAGS}
-    ${PYTHON_LIBRARIES}
-  )
-  add_definitions(-DWITH_PYTHON)
-endif()
-
-
 blender_add_lib(bf_nodes_texture "${SRC}" "${INC}" "${INC_SYS}" "${LIB}")
 
 # RNA_prototypes.h

source/blender/python/CMakeLists.txt

@@ -1,5 +1,9 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 
+if(WITH_PYTHON_MODULE)
+  add_definitions(-DPy_ENABLE_SHARED)
+endif()
+
 add_subdirectory(intern)
 add_subdirectory(generic)
 add_subdirectory(gpu)