From fecfe391e98ba7a5b5456dae218ce3c7649aea7e Mon Sep 17 00:00:00 2001
From: Prcuvu <prcuvu@gmail.com>
Date: Tue, 30 Apr 2019 01:47:02 +0800
Subject: [PATCH] fix(cmake): libboost Windows XP compatibility fix (#270)

Force Boost.Uuid to use obsolete CryptoAPI for Windows XP compatibility,
as the new Cryptography API: Next Generation (CNG) requires minimum
version of Windows Vista.

Fixes rime/weasel#337
---
 CMakeLists.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3faa27437..f04b8e63a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -144,7 +144,8 @@ if(MSVC)
     # stdint.h is missing from VS2010
     include_directories(${PROJECT_SOURCE_DIR}/thirdparty/include/msvc)
   endif()
-  add_definitions("/wd4244 /wd4996")
+  # Force Boost.Uuid to use wincrypt as random provider instead of bcrypt for Windows XP compatibility
+  add_definitions("/wd4244 /wd4996 /DBOOST_UUID_RANDOM_PROVIDER_FORCE_WINCRYPT")
 endif()
 
 if(UNIX)