From 8ba94edd8f411d68338d6d063dc09cda6858b748 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Tue, 15 Oct 2019 13:56:06 +0200
Subject: [PATCH] gnu: openmpi: Add dependency on UCX when supported.
* gnu/packages/mpi.scm (openmpi)[inputs]: Add UCX conditionally.
---
gnu/packages/mpi.scm | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/gnu/packages/mpi.scm b/gnu/packages/mpi.scm
index 079ac34dbf..914f8e975e 100644
--- a/gnu/packages/mpi.scm
+++ b/gnu/packages/mpi.scm
@@ -185,6 +185,10 @@ bind processes, and much more.")
(member (%current-system) (package-supported-systems psm2)))
`(("psm2" ,psm2))
'())
+ ,@(if (and (not (%current-target-system))
+ (member (%current-system) (package-supported-systems psm2)))
+ `(("ucx" ,ucx))
+ '())
("rdma-core" ,rdma-core)
("valgrind" ,valgrind)
("slurm" ,slurm))) ;for PMI support (launching via "srun")