From 1b3e0b27af79ecf94dd3a4127ced83d85bd9c223 Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Thu, 1 Apr 2021 09:48:50 +0000
Subject: [PATCH] cmake: fix files order in Python bindings

- with changes backport from 4.x
---
 modules/python/bindings/CMakeLists.txt | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/modules/python/bindings/CMakeLists.txt b/modules/python/bindings/CMakeLists.txt
index 0505f1f03f..442107b135 100644
--- a/modules/python/bindings/CMakeLists.txt
+++ b/modules/python/bindings/CMakeLists.txt
@@ -26,9 +26,18 @@ foreach(m ${OPENCV_PYTHON_MODULES})
       list(APPEND opencv_hdrs "${hdr}")
     endif()
   endforeach()
+
+  # both wrapping and C++ implementation
+  file(GLOB hdr2 ${OPENCV_MODULE_${m}_LOCATION}/misc/python/python_*.hpp)
+  list(SORT hdr2)
+  list(APPEND opencv_hdrs ${hdr2})
+  list(APPEND opencv_userdef_hdrs ${hdr2})
+
   file(GLOB hdr ${OPENCV_MODULE_${m}_LOCATION}/misc/python/shadow*.hpp)
+  list(SORT hdr)
   list(APPEND opencv_hdrs ${hdr})
   file(GLOB userdef_hdrs ${OPENCV_MODULE_${m}_LOCATION}/misc/python/pyopencv*.hpp)
+  list(SORT userdef_hdrs)
   list(APPEND opencv_userdef_hdrs ${userdef_hdrs})
 endforeach(m)