From 42478436ae60e4fd75439c3962c97ebb15023d94 Mon Sep 17 00:00:00 2001
From: Sergey Sharybin <sergey.vfx@gmail.com>
Date: Tue, 3 Sep 2019 11:21:51 +0200
Subject: Add OpenSubdiv information to bpy.app

Allows to customize interface and inform about lack of
subdivision surface support.
---
 source/blender/python/intern/CMakeLists.txt          | 4 ++++
 source/blender/python/intern/bpy_app_build_options.c | 7 +++++++
 2 files changed, 11 insertions(+)

diff --git a/source/blender/python/intern/CMakeLists.txt b/source/blender/python/intern/CMakeLists.txt
index fc945562c98..a5f71e92438 100644
--- a/source/blender/python/intern/CMakeLists.txt
+++ b/source/blender/python/intern/CMakeLists.txt
@@ -231,6 +231,10 @@ if(WITH_OPENAL)
   add_definitions(-DWITH_OPENAL)
 endif()
 
+if(WITH_OPENSUBDIV)
+  add_definitions(-DWITH_OPENSUBDIV)
+endif()
+
 if(WITH_SDL)
   list(APPEND INC_SYS
     ${SDL_INCLUDE_DIR}
diff --git a/source/blender/python/intern/bpy_app_build_options.c b/source/blender/python/intern/bpy_app_build_options.c
index a841e974e85..afb2f6b3636 100644
--- a/source/blender/python/intern/bpy_app_build_options.c
+++ b/source/blender/python/intern/bpy_app_build_options.c
@@ -46,6 +46,7 @@ static PyStructSequence_Field app_builtopts_info_fields[] = {
     {(char *)"audaspace", NULL},
     {(char *)"international", NULL},
     {(char *)"openal", NULL},
+    {(char *)"opensubdiv", NULL},
     {(char *)"sdl", NULL},
     {(char *)"sdl_dynload", NULL},
     {(char *)"jack", NULL},
@@ -190,6 +191,12 @@ static PyObject *make_builtopts_info(void)
   SetObjIncref(Py_False);
 #endif
 
+#ifdef WITH_OPENSUBDIV
+  SetObjIncref(Py_True);
+#else
+  SetObjIncref(Py_False);
+#endif
+
 #ifdef WITH_SDL
   SetObjIncref(Py_True);
 #else
-- 
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