From 86c735637e9013cc4334f6a7b642b69144b92204 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Tue, 16 Nov 2021 17:57:54 +0300
Subject: [PATCH] mdbx-cmake: add `MDBX_FORCE_BUILD_AS_MAIN_PROJECT`.

---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8a32f08e..15fb4556 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -93,6 +93,10 @@ else()
 endif()
 
 if(DEFINED PROJECT_NAME)
+  option(MDBX_FORCE_BUILD_AS_MAIN_PROJECT "Force libmdbx to full control build options even it added as a subdirectory to your project." OFF)
+endif()
+
+if(DEFINED PROJECT_NAME AND NOT MDBX_FORCE_BUILD_AS_MAIN_PROJECT)
   set(SUBPROJECT ON)
   set(NOT_SUBPROJECT OFF)
   if(NOT MDBX_AMALGAMATED_SOURCE AND NOT DEFINED BUILD_TESTING)