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Merge pull request #973 from eschnett/eschnett/openmpi-verbs

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Auto-detect verbs location
This commit is contained in:
Todd Gamblin 2016-05-27 11:01:44 -05:00
commit f6a0cd1bf8
1 changed files with 29 additions and 2 deletions
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31
var/spack/repos/builtin/packages/openmpi/package.py
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@ -27,6 +27,26 @@
from spack import *
def _verbs_dir():
"""
Try to find the directory where the OpenFabrics verbs package is
installed. Return None if not found.
"""
try:
# Try to locate Verbs by looking for a utility in the path
ibv_devices = which("ibv_devices")
# Run it (silently) to ensure it works
ibv_devices(output=str, error=str)
# Get path to executable
path = ibv_devices.exe[0]
# Remove executable name and "bin" directory
path = os.path.dirname(path)
path = os.path.dirname(path)
return path
except:
return None
class Openmpi(Package):
"""Open MPI is a project combining technologies and resources from
several other projects (FT-MPI, LA-MPI, LAM/MPI, and PACX-MPI)
@ -54,7 +74,7 @@ class Openmpi(Package):
variant('psm', default=False, description='Build support for the PSM library.')
variant('psm2', default=False, description='Build support for the Intel PSM2 library.')
variant('pmi', default=False, description='Build support for PMI-based launchers')
variant('verbs', default=False, description='Build support for OpenFabrics verbs.')
variant('verbs', default=_verbs_dir() is not None, description='Build support for OpenFabrics verbs.')
variant('mxm', default=False, description='Build Mellanox Messaging support')
variant('thread_multiple', default=False, description='Enable MPI_THREAD_MULTIPLE support')
@ -113,7 +133,6 @@ def install(self, spec, prefix):
# Fabrics
'--with-psm' if '+psm' in spec else '--without-psm',
'--with-psm2' if '+psm2' in spec else '--without-psm2',
('--with-%s' % self.verbs) if '+verbs' in spec else ('--without-%s' % self.verbs),
'--with-mxm' if '+mxm' in spec else '--without-mxm',
# Other options
'--enable-mpi-thread-multiple' if '+thread_multiple' in spec else '--disable-mpi-thread-multiple',
@ -121,6 +140,14 @@ def install(self, spec, prefix):
'--with-sqlite3' if '+sqlite3' in spec else '--without-sqlite3',
'--enable-vt' if '+vt' in spec else '--disable-vt'
])
if '+verbs' in spec:
path = _verbs_dir()
if path is not None:
config_args.append('--with-%s=%s' % (self.verbs, path))
else:
config_args.append('--with-%s' % self.verbs)
else:
config_args.append('--without-%s' % self.verbs)
# TODO: use variants for this, e.g. +lanl, +llnl, etc.
# use this for LANL builds, but for LLNL builds, we need: