initial code repo

[stor4nfv.git] / src / ceph / cmake / modules / Findrdma.cmake

diff --git a/src/ceph/cmake/modules/Findrdma.cmake b/src/ceph/cmake/modules/Findrdma.cmake
new file mode 100644 (file)
index 0000000..eb31f79
--- /dev/null
+++ b/src/ceph/cmake/modules/Findrdma.cmake
@@ -0,0 +1,49 @@
+# - Find rdma
+# Find the rdma library and includes
+#
+# RDMA_INCLUDE_DIR - where to find ibverbs.h, etc.
+# RDMA_LIBRARIES - List of libraries when using ibverbs.
+# RDMA_FOUND - True if ibverbs found.
+
+find_path(RDMA_INCLUDE_DIR infiniband/verbs.h)
+
+set(RDMA_NAMES ${RDMA_NAMES} ibverbs)
+find_library(RDMA_LIBRARY NAMES ${RDMA_NAMES})
+
+if (RDMA_INCLUDE_DIR AND RDMA_LIBRARY)
+  set(RDMA_FOUND TRUE)
+  set(RDMA_LIBRARIES ${RDMA_LIBRARY})
+else ()
+  set(RDMA_FOUND FALSE)
+  set( RDMA_LIBRARIES )
+endif ()
+
+if (RDMA_FOUND)
+  message(STATUS "Found libibverbs: ${RDMA_LIBRARY}")
+
+  include(CheckCXXSourceCompiles)
+  CHECK_CXX_SOURCE_COMPILES("
+    #include <infiniband/verbs.h>
+    int main() {
+      struct ibv_context* ctxt;
+      struct ibv_exp_gid_attr gid_attr;
+      ibv_exp_query_gid_attr(ctxt, 1, 0, &gid_attr);
+      return 0;
+    } " HAVE_IBV_EXP)
+
+else ()
+  message(STATUS "Not Found libibverbs: ${RDMA_LIBRARY}")
+  if (RDMA_FIND_REQUIRED)
+    message(STATUS "Looked for libibverbs named ${RDMA_NAMES}.")
+    message(FATAL_ERROR "Could NOT find libibverbs")
+  endif ()
+endif ()
+
+# handle the QUIETLY and REQUIRED arguments and set UUID_FOUND to TRUE if
+# all listed variables are TRUE
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(ibverbs DEFAULT_MSG RDMA_LIBRARIES RDMA_INCLUDE_DIR)
+
+mark_as_advanced(
+  RDMA_LIBRARY
+)