From 10c9f653edfbf8515117973ece4baed33595a48a Mon Sep 17 00:00:00 2001
From: Frank Gaede <frank.gaede@desy.de>
Date: Mon, 22 Sep 2014 12:25:42 +0000
Subject: [PATCH]  - made DD4HEP_USE_BOOST an option flag

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

diff --git a/CMakeLists.txt b/CMakeLists.txt
index bfbb92bf7..8df5ebb87 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,6 +31,7 @@ ENDIF(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
 option(DD4HEP_USE_XERCESC "Enable 'Detector Builders' based on XercesC" OFF)
 option(DD4HEP_USE_PYROOT "Enable 'Detector Builders' based on PyROOT" OFF)  # does not work (compile error)
 option(DD4HEP_USE_GEANT4 "Enable the simulation part based on Geant4" OFF)
+option(DD4HEP_USE_BOOST "build with boost - needed only if built with Geant4" OFF)
 option(DD4HEP_USE_GEAR "Build gear wrapper for backward compatibility" OFF)
 option(DD4HEP_USE_LCIO "Build lcio extensions" OFF)
 
-- 
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