From 312de47594aa751bddfd20daa341cea4a5e94ebe Mon Sep 17 00:00:00 2001
From: Phil Carns <carns@mcs.anl.gov>
Date: Wed, 10 Oct 2018 21:51:19 -0400
Subject: [PATCH] update rdma-core package to specify rundir (#9370)

---
 var/spack/repos/builtin/packages/rdma-core/package.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/var/spack/repos/builtin/packages/rdma-core/package.py b/var/spack/repos/builtin/packages/rdma-core/package.py
index 5113ec5206..51559512a3 100644
--- a/var/spack/repos/builtin/packages/rdma-core/package.py
+++ b/var/spack/repos/builtin/packages/rdma-core/package.py
@@ -40,7 +40,12 @@ class RdmaCore(CMakePackage):
     conflicts('platform=darwin', msg='rdma-core requires FreeBSD or Linux')
     conflicts('%intel', msg='rdma-core cannot be built with intel (use gcc instead)')
 
+# NOTE: specify CMAKE_INSTALL_RUNDIR explicitly to prevent rdma-core from
+#       using the spack staging build dir (which may be a very long file
+#       system path) as a component in compile-time static strings such as
+#       IBACM_SERVER_PATH.
     def cmake_args(self):
         cmake_args = ["-DCMAKE_INSTALL_SYSCONFDIR=" +
-                      self.spec.prefix.etc]
+                      self.spec.prefix.etc,
+                      "-DCMAKE_INSTALL_RUNDIR=/var/run"]
         return cmake_args
-- 
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