Updated cmake for new persistent collective comm.

ls1mardyn · May 29, 2024 · d77f389 · cniethammer · May 29, 2024 · d77f389
1 parent 3081561
commit d77f389
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diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -47,6 +47,8 @@ include(OpenMP)
 include(options)
 # include mpi module
 include(mpi)
+# include persistent communication module
+include(persistent)
 # include module for clang sanitizers
 include(clang-sanitizers)
 # ccache

diff --git a/cmake/modules/persistent.cmake b/cmake/modules/persistent.cmake
@@ -0,0 +1,10 @@
+# persistent communication
+option(ENABLE_PERSISTENT "Enable Persistent" OFF)
+if(ENABLE_PERSISTENT)
+    message(STATUS "Persistent Communication Enabled")
+    # possibly add a check for a MPI version of at least 4.0
+    find_package(MPI REQUIRED)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DENABLE_PERSISTENT")
+else()
+    message(STATUS "Persistent Disabled")
+endif()