From 7b97047b8ebefe877382a465a8f392cd82d4750f Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brechtvanlommel@gmail.com>
Date: Mon, 23 Dec 2013 16:52:34 +0100
Subject: [PATCH] CMake: attempt to fix Boost detection on Fedora 20, which
 omits -mt.

---
 CMakeLists.txt | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 86ba59297fa..0d53015e994 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -741,6 +741,13 @@ if(UNIX AND NOT APPLE)
 				list(APPEND __boost_packages serialization)
 			endif()
 			find_package(Boost 1.48 COMPONENTS ${__boost_packages})
+			if(NOT Boost_FOUND)
+				# try to find non-multithreaded if -mt not found, this flag
+				# doesn't matter for us, it has nothing to do with thread
+				# safety, but keep it to not disturb build setups
+				set(Boost_USE_MULTITHREADED OFF)
+				find_package(Boost 1.48 COMPONENTS ${__boost_packages})
+			endif()
 			unset(__boost_packages)
 			if(Boost_USE_STATIC_LIBS AND WITH_BOOST_ICU)
 				find_package(IcuLinux)