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##############################################################################
# Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
# Produced at the Lawrence Livermore National Laboratory.
#
# This file is part of Spack.
# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
# LLNL-CODE-647188
#
# For details, see https://github.com/spack/spack
# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License (as
# published by the Free Software Foundation) version 2.1, February 1999.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
# conditions of the GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##############################################################################
import re
import llnl.util.tty as tty
import llnl.util.multiproc as mp
from spack.architecture import OperatingSystem
from spack.util.module_cmd import get_module_cmd
class Cnl(OperatingSystem):
""" Compute Node Linux (CNL) is the operating system used for the Cray XC
series super computers. It is a very stripped down version of GNU/Linux.
Any compilers found through this operating system will be used with
modules. If updated, user must make sure that version and name are
updated to indicate that OS has been upgraded (or downgraded)
"""
def __init__(self):
name = 'cnl'
version = self._detect_crayos_version()
super(Cnl, self).__init__(name, version)
def __str__(self):
return self.name + str(self.version)
def _detect_crayos_version(self):
modulecmd = get_module_cmd()
output = modulecmd("avail", "PrgEnv-", output=str, error=str)
matches = re.findall(r'PrgEnv-\w+/(\d+).\d+.\d+', output)
major_versions = set(matches)
latest_version = max(major_versions)
return latest_version
def find_compilers(self, *paths):
# function-local so that cnl doesn't depend on spack.config
import spack.compilers
types = spack.compilers.all_compiler_types()
compiler_lists = mp.parmap(
lambda cmp_cls: self.find_compiler(cmp_cls, *paths), types)
# ensure all the version calls we made are cached in the parent
# process, as well. This speeds up Spack a lot.
clist = [comp for cl in compiler_lists for comp in cl]
return clist
def find_compiler(self, cmp_cls, *paths):
# function-local so that cnl doesn't depend on spack.config
import spack.spec
compilers = []
if cmp_cls.PrgEnv:
if not cmp_cls.PrgEnv_compiler:
tty.die('Must supply PrgEnv_compiler with PrgEnv')
modulecmd = get_module_cmd()
output = modulecmd(
'avail', cmp_cls.PrgEnv_compiler, output=str, error=str)
version_regex = r'(%s)/([\d\.]+[\d])' % cmp_cls.PrgEnv_compiler
matches = re.findall(version_regex, output)
for name, version in matches:
v = version
comp = cmp_cls(
spack.spec.CompilerSpec(name + '@' + v),
self, "any",
['cc', 'CC', 'ftn'], [cmp_cls.PrgEnv, name + '/' + v])
compilers.append(comp)
return compilers
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