From f44636f130587af007fc200d2f6120372e6368c0 Mon Sep 17 00:00:00 2001
From: Raphael Grimm <raphael.grimm@kit.edu>
Date: Tue, 19 May 2020 23:47:11 +0200
Subject: [PATCH] Use env var CMAKE_UNITY_BUILD_BATCH_SIZE to determine unity
build
---
CMakeLists.txt | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 55132def1..e941b081d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,9 +18,10 @@ endif()
#global config
# Set up build type
-if(${CMAKE_VERSION} VERSION_GREATER 3.16)
+if(NOT "$ENV{CMAKE_UNITY_BUILD_BATCH_SIZE}" STREQUAL "")
+ message(STATUS "CMAKE_UNITY_BUILD_BATCH_SIZE -> $ENV{CMAKE_UNITY_BUILD_BATCH_SIZE}")
set(CMAKE_UNITY_BUILD ON)
- set(CMAKE_UNITY_BUILD_BATCH_SIZE 0)
+ set(CMAKE_UNITY_BUILD_BATCH_SIZE $ENV{CMAKE_UNITY_BUILD_BATCH_SIZE})
endif()
IF(NOT CMAKE_BUILD_TYPE)
--
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