Detect CXI via CMake

ornladios · Nov 30, 2023 · 580cf23 · 580cf23
1 parent b237e6b
commit 580cf23
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Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/cmake/DetectOptions.cmake b/cmake/DetectOptions.cmake
@@ -431,6 +431,14 @@ if(ADIOS2_USE_SST AND NOT WIN32)
     if(CrayDRC_FOUND)
       set(ADIOS2_SST_HAVE_CRAY_DRC TRUE)
     endif()
+
+    try_compile(ADIOS2_SST_HAVE_CRAY_CXI
+      ${ADIOS2_BINARY_DIR}/check_libfabric_cxi
+      ${ADIOS2_SOURCE_DIR}/cmake/check_libfabric_cxi.c
+      CMAKE_FLAGS
+        "-DINCLUDE_DIRECTORIES=${LIBFABRIC_INCLUDE_DIRS}"
+        "-DLINK_DIRECTORIES=${LIBFABRIC_LIBRARIES}")
+    message(STATUS "Libfabric support for the HPE CXI provider: ${ADIOS2_SST_HAVE_CRAY_CXI}")
   endif()
   if(ADIOS2_HAVE_MPI)
     set(CMAKE_REQUIRED_LIBRARIES "MPI::MPI_C;Threads::Threads")

diff --git a/cmake/check_libfabric_cxi.c b/cmake/check_libfabric_cxi.c
@@ -0,0 +1,5 @@
+#include <stdbool.h>
+#include <rdma/fabric.h>
+#include <rdma/fi_cxi_ext.h>
+
+int main() {}