lammps/lib/mscg/Install.py

143 lines
4.8 KiB
Python

#!/usr/bin/env python
"""
Install.py tool to download, unpack, build, and link to the MS-CG library
used to automate the steps described in the README file in this dir
"""
from __future__ import print_function
import sys, os, subprocess, shutil, tarfile
from argparse import ArgumentParser
sys.path.append('..')
from install_helpers import fullpath, geturl
parser = ArgumentParser(prog='Install.py',
description="LAMMPS library build wrapper script")
# settings
version = "1.7.3.1"
machine = "g++_simple"
# help message
HELP = """
Syntax from src dir: make lib-mscg args="-p [path] -m [suffix] -v [version]"
or: make lib-mscg args="-b -m [suffix]"
Syntax from lib dir: python Install.py -p [path] -m [suffix] -v [version]
Syntax from lib dir: python Install.py -b -m [suffix]
Example:
make lib-mscg args="-b -m serial " # download/build in lib/mscg/MSCG-release with settings compatible with "make serial"
make lib-mscg args="-b -m mpi " # download/build in lib/mscg/MSCG-release with settings compatible with "make mpi"
make lib-mscg args="-p /usr/local/mscg-release " # use existing MS-CG installation in /usr/local/mscg-release
"""
# known checksums for different MSCG versions. used to validate the download.
checksums = { \
'1.7.3.1' : '8c45e269ee13f60b303edd7823866a91', \
}
# parse and process arguments
pgroup = parser.add_mutually_exclusive_group()
pgroup.add_argument("-b", "--build", action="store_true",
help="download and build the MSCG library")
pgroup.add_argument("-p", "--path",
help="specify folder of existing MSCG installation")
parser.add_argument("-v", "--version", default=version, choices=checksums.keys(),
help="set version of MSCG to download and build (default: %s)" % version)
parser.add_argument("-m", "--machine", default=machine, choices=['mpi', 'serial', 'g++_simple', 'intel_simple', 'lapack', 'mac'],
help="set machine suffix specifies which src/Make/Makefile.suffix to use. (default: %s)" % machine)
args = parser.parse_args()
# print help message and exit, if neither build nor path options are given
if not args.build and not args.path:
parser.print_help()
sys.exit(HELP)
buildflag = args.build
pathflag = args.path is not None
mscgpath = args.path
msuffix = args.machine
mscgver = args.version
# settings
url = "https://github.com/uchicago-voth/MSCG-release/archive/%s.tar.gz" % mscgver
tarname = "MS-CG-%s.tar.gz" % mscgver
tardir = "MSCG-release-%s" % mscgver
homepath = fullpath('.')
homedir = os.path.join(homepath, tardir)
if pathflag:
if not os.path.isdir(mscgpath):
sys.exit("MS-CG path %s does not exist" % mscgpath)
homedir = fullpath(mscgpath)
# download and unpack MS-CG tarfile
if buildflag:
print("Downloading MS-CG ...")
tarname = os.path.join(homepath, tarname)
geturl(url, tarname)
print("Unpacking MS-CG tarfile ...")
if os.path.exists(os.path.join(homepath, tardir)):
shutil.rmtree(os.path.join(homepath, tardir))
if tarfile.is_tarfile(tarname):
tgz = tarfile.open(tarname)
tgz.extractall(path=homepath)
os.remove(tarname)
else:
sys.exit("File %s is not a supported archive", tarname)
if os.path.basename(homedir) != tardir:
if os.path.exists(homedir):
shutil.rmtree(homedir)
os.rename(os.path.join(homepath, tardir), homedir)
# build MS-CG
if buildflag:
print("Building MS-CG ...")
mkf = "Makefile.%s" % msuffix
mkp = os.path.join(homedir, 'src', 'Make', mkf)
if os.path.exists(mkp):
shutil.copyfile(mkp, os.path.join(homedir, 'src', mkf))
elif os.path.exists("Makefile.%s" % msuffix):
shutil.copyfile("Makefile.%s" % msuffix, os.path.join(homedir, 'src', mkf))
else:
sys.exit("Cannot find Makefile.%s" % msuffix)
try:
cmd = 'make -C %s -f Makefile.%s' % (os.path.join(homedir, 'src'), msuffix)
txt = subprocess.check_output(cmd, stderr=subprocess.STDOUT, shell=True)
print(txt.decode('UTF-8'))
except subprocess.CalledProcessError as e:
print("Make failed with:\n %s" % e.output.decode('UTF-8'))
sys.exit(1)
if not os.path.exists("Makefile.lammps"):
print("Creating Makefile.lammps")
if os.path.exists("Makefile.lammps.%s" % msuffix):
shutil.copyfile('Makefile.lammps.%s' % msuffix, 'Makefile.lammps')
else:
shutil.copyfile('Makefile.lammps.default', 'Makefile.lammps')
else: print("Makefile.lammps exists. Please check its settings")
# create 2 links in lib/mscg to MS-CG src dir
print("Creating links to MS-CG include and lib files")
if os.path.isfile("includelink") or os.path.islink("includelink"):
os.remove("includelink")
if os.path.isfile("liblink") or os.path.islink("liblink"):
os.remove("liblink")
os.symlink(os.path.join(homedir, 'src'), 'includelink')
os.symlink(os.path.join(homedir, 'src'), 'liblink')