From 99df9c0083b2c13a5e55857e7bc1d9651c13211a Mon Sep 17 00:00:00 2001
From: Christopher Lackner <christopher.lackner@gmx.at>
Date: Sat, 29 Jun 2019 20:01:05 +0200
Subject: [PATCH 1/2] auto generate stub files using pybind11_stubgen

---
 CMakeLists.txt        |  7 ++++---
 python/CMakeLists.txt | 13 +++++++++++++
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index bf7980e3..5527d2ba 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -28,6 +28,7 @@ option( ENABLE_CPP_CORE_GUIDELINES_CHECK "Enable cpp core guideline checks on ng
 option( USE_SPDLOG "Enable spd log logging" OFF)
 option( DEBUG_LOG "Enable more debug output (may increase computation time) - only works with USE_SPDLOG=ON" OFF)
 option( CHECK_RANGE "Check array range access, automatically enabled if built in debug mode" OFF)
+option( BUILD_STUB_FILES "Build stub files for better autocompletion" ON)
 
 option( USE_SUPERBUILD       "use ccache" ON)
 
@@ -382,13 +383,13 @@ endif(ENABLE_CPP_CORE_GUIDELINES_CHECK)
 add_subdirectory(libsrc)
 add_subdirectory(ng)
 add_subdirectory(tutorials)
-if (USE_PYTHON)
-  add_subdirectory(python)
-endif (USE_PYTHON)
 add_subdirectory(py_tutorials)
 add_subdirectory(doc)
 add_subdirectory(windows)
 add_subdirectory(nglib)
+if (USE_PYTHON)
+  add_subdirectory(python)
+endif (USE_PYTHON)
 add_subdirectory(tests)
 
 
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 96a9cdc7..9f4bc635 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -11,3 +11,16 @@ install(FILES
         DESTINATION ${NG_INSTALL_DIR_PYTHON}/${NG_INSTALL_SUFFIX}
         COMPONENT netgen
         )
+
+# build stub files for pybind11 packages
+if(BUILD_STUB_FILES)
+find_program(PYBIND11_STUBS NAMES pybind11-stubgen)
+if(PYBIND11_STUBS)
+  message("-- Found pybind11-stubgen: ${PYBIND11_STUBS}")
+  install(CODE "execute_process(COMMAND ${PYBIND11_STUBS} --no-setup-py netgen)")
+  install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/../stubs/netgen-stubs/ DESTINATION ${NG_INSTALL_DIR_PYTHON}/netgen/)
+else(PYBIND11_STUBS)
+  message(WARNING "pybind11-stubgen not found, if you want to create stub files
+for better autocompletion support install it with pip.")
+endif(PYBIND11_STUBS)
+endif(BUILD_STUB_FILES)

From 13fa0acb2b3967577ea6ef154b1743a4e9171311 Mon Sep 17 00:00:00 2001
From: Christopher Lackner <christopher.lackner@gmx.at>
Date: Sun, 30 Jun 2019 12:52:08 +0200
Subject: [PATCH 2/2] pass BUILD_STUB_FILES option to superbuild

---
 cmake/SuperBuild.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cmake/SuperBuild.cmake b/cmake/SuperBuild.cmake
index 646de088..06174b10 100644
--- a/cmake/SuperBuild.cmake
+++ b/cmake/SuperBuild.cmake
@@ -145,6 +145,7 @@ set_vars( NETGEN_CMAKE_ARGS
   USE_SPDLOG
   DEBUG_LOG
   CHECK_RANGE
+  BUILD_STUB_FILES
   )
 
 # propagate all variables set on the command line using cmake -DFOO=BAR