--- /dev/null
+From f964fc68b745cc200a1df9e442a2dd8e908f0248 Mon Sep 17 00:00:00 2001
+From: Kurt Kanzenbach <kurt@kmk-computers.de>
+Date: Sun, 8 Mar 2020 10:53:53 +0100
+Subject: [PATCH] cmake: Disable use of HPX boost libraries
+
+First of all the wrong variables are referenced. Second HPX doesn't include
+date_time which is needed by the tracing writer. So that does not work.
+
+Use the system boost libraries.
+
+Signed-off-by: Kurt Kanzenbach <kurt@kmk-computers.de>
+---
+ src/CMakeLists.txt | 60 +++++++++++++++++-----------------------------
+ 1 file changed, 22 insertions(+), 38 deletions(-)
+
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index 2870446108d0..f1a15abb0161 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -2,47 +2,31 @@
+
+ find_package(HPX)
+
+-if(NOT HPX_FOUND)
+- if(NOT DEFINED BOOST_ROOT)
+- # deduce Boost location from environment (e.g. on woody.rrze.uni-erlangen.de)
+- set(BOOST_ENV_LIBDIR "$ENV{BOOST_LIBDIR}")
+- if(BOOST_ENV_LIBDIR)
+- set(Boost_NO_SYSTEM_PATHS true)
+- set(BOOST_ROOT "$ENV{BOOST_LIBDIR}/../")
+- set(Boost_LIBRARY_DIRS "$ENV{BOOST_LIBDIR}")
+- set(Boost_INCLUDE_DIR "$ENV{BOOST_INCDIR}")
+- endif()
++if(NOT DEFINED BOOST_ROOT)
++ # deduce Boost location from environment (e.g. on woody.rrze.uni-erlangen.de)
++ set(BOOST_ENV_LIBDIR "$ENV{BOOST_LIBDIR}")
++ if(BOOST_ENV_LIBDIR)
++ set(Boost_NO_SYSTEM_PATHS true)
++ set(BOOST_ROOT "$ENV{BOOST_LIBDIR}/../")
++ set(Boost_LIBRARY_DIRS "$ENV{BOOST_LIBDIR}")
++ set(Boost_INCLUDE_DIR "$ENV{BOOST_INCDIR}")
+ endif()
+-
+- # mandatory Boost libs go into the first line, optional ones into
+- # their own call. This avoids leaving out any available lib during
+- # link time. The reason for this ugly multi-stage discovery is the
+- # following: since CMAKE 2.8.11 each call to find_package(Boost...)
+- # will reset Boost_LIBRARIES.
+- find_package(Boost REQUIRED COMPONENTS date_time filesystem system)
+- set(ALL_BOOST_LIBS "${Boost_LIBRARIES}")
+- find_package(Boost COMPONENTS serialization)
+- set(ALL_BOOST_LIBS "${ALL_BOOST_LIBS};${Boost_LIBRARIES}")
+- find_package(Boost COMPONENTS thread)
+- set(ALL_BOOST_LIBS "${ALL_BOOST_LIBS};${Boost_LIBRARIES}")
+- find_package(Boost COMPONENTS move)
+- set(ALL_BOOST_LIBS "${ALL_BOOST_LIBS};${Boost_LIBRARIES}")
+-else()
+- # If HPX was found, we use the Boost libraries found by HPX
+- set(ALL_BOOST_LIBS
+- ${HPX_BOOST_DATE_TIME_LIBRARY}
+- ${HPX_BOOST_FILESYSTEM_LIBRARY}
+- ${HPX_BOOST_SYSTEM_LIBRARY}
+- ${HPX_BOOST_SERIALIZATION_LIBRARY}
+- ${HPX_BOOST_THREAD_LIBRARY}
+- )
+- set(Boost_DATE_TIME_FOUND true)
+- set(Boost_FILESYSTEM_FOUND true)
+- set(Boost_SYSTEM_FOUND true)
+- set(Boost_SERIALIZATION_FOUND true)
+- set(Boost_THREAD_FOUND true)
+ endif()
+
++# mandatory Boost libs go into the first line, optional ones into
++# their own call. This avoids leaving out any available lib during
++# link time. The reason for this ugly multi-stage discovery is the
++# following: since CMAKE 2.8.11 each call to find_package(Boost...)
++# will reset Boost_LIBRARIES.
++find_package(Boost REQUIRED COMPONENTS date_time filesystem system)
++set(ALL_BOOST_LIBS "${Boost_LIBRARIES}")
++find_package(Boost COMPONENTS serialization)
++set(ALL_BOOST_LIBS "${ALL_BOOST_LIBS};${Boost_LIBRARIES}")
++find_package(Boost COMPONENTS thread)
++set(ALL_BOOST_LIBS "${ALL_BOOST_LIBS};${Boost_LIBRARIES}")
++find_package(Boost COMPONENTS move)
++set(ALL_BOOST_LIBS "${ALL_BOOST_LIBS};${Boost_LIBRARIES}")
++
+ find_package(Boost COMPONENTS mpi)
+ set(Boost_MPI_LIBRARIES "${Boost_LIBRARIES}")
+
+--
+2.24.1
+