Merge pull request #5966 from hjelmn/v4.x_btl_uct_adjust_for_changes_in_the_openucx_uct_interface_that_break_things

btl/uct: update for UCT_CB_FLAG_SYNC removal

opal/mca/btl/uct/btl_uct_tl.c

@@ -16,6 +16,12 @@
 #include "opal/util/bit_ops.h"
 #include "opal/util/argv.h"
 
+#if HAVE_DECL_UCT_CB_FLAG_SYNC
+#define MCA_BTL_UCT_CB_FLAG_SYNC UCT_CB_FLAG_SYNC
+#else
+#define MCA_BTL_UCT_CB_FLAG_SYNC 0
+#endif
+
 /**
  * @brief Convert UCT capabilities to BTL flags
  */
@@ -320,7 +326,7 @@ mca_btl_uct_device_context_t *mca_btl_uct_context_create (mca_btl_uct_module_t *
     if (context_id > 0 && tl == module->am_tl) {
       BTL_VERBOSE(("installing AM handler for tl %p context id %d", (void *) tl, context_id));
       uct_iface_set_am_handler (context->uct_iface, MCA_BTL_UCT_FRAG, mca_btl_uct_am_handler,
-                                  context, UCT_CB_FLAG_SYNC);
+				context, MCA_BTL_UCT_CB_FLAG_SYNC);
     }
 
     if (enable_progress) {

opal/mca/btl/uct/configure.m4

@@ -39,7 +39,7 @@ AC_DEFUN([MCA_opal_btl_uct_CONFIG],[
         CPPFLAGS_save="$CPPFLAGS"
         CPPFLAGS="$CPPFLAGS $btl_uct_CPPFLAGS"
 
-        AC_CHECK_DECLS([UCT_PROGRESS_THREAD_SAFE], [], [], [[#include <uct/api/uct.h>]])
+        AC_CHECK_DECLS([UCT_PROGRESS_THREAD_SAFE UCT_CB_FLAG_SYNC], [], [], [[#include <uct/api/uct.h>]])
 
         CPPFLAGS="$CPPFLAGS_save"
         OPAL_VAR_SCOPE_POP