Install.py
146aa4cdbdd3lammm-devel

Install.py
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			#!/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,re,subprocess

			# help message

			help = """
			Syntax from src dir: make lib-mscg args="-p [path] -m [suffix]"
			or: make lib-mscg args="-b -m [suffix]"
			Syntax from lib dir: python Install.py -p [path] -m [suffix]
			Syntax from lib dir: python Install.py -b -m [suffix]

			specify one or more options, order does not matter

			-b = download and build MS-CG library
			-p = specify folder of existing MS-CG installation
			-m = machine suffix specifies which src/Make/Makefile.suffix to use
			default suffix = g++_simple

			Example:

			make lib-mscg args="-b -m serial " # download/build in lib/mscg/MSCG-release-master with settings compatible with "make serial"
			make lib-mscg args="-b -m mpi " # download/build in lib/mscg/MSCG-release-master 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
			"""

			# settings

			url = "http://github.com/uchicago-voth/MSCG-release/archive/master.tar.gz"
			tarfile = "MS-CG-master.tar.gz"
			tardir = "MSCG-release-master"

			# print error message or help

			def error(str=None):
			if not str: print(help)
			else: print("ERROR",str)
			sys.exit()

			# expand to full path name
			# process leading '~' or relative path

			def fullpath(path):
			return os.path.abspath(os.path.expanduser(path))

			def which(program):
			def is_exe(fpath):
			return os.path.isfile(fpath) and os.access(fpath, os.X_OK)

			fpath, fname = os.path.split(program)
			if fpath:
			if is_exe(program):
			return program
			else:
			for path in os.environ["PATH"].split(os.pathsep):
			path = path.strip('"')
			exe_file = os.path.join(path, program)
			if is_exe(exe_file):
			return exe_file

			return None

			def geturl(url,fname):
			if which('curl') != None:
			cmd = 'curl -L -o "%s" %s' % (fname,url)
			elif which('wget') != None:
			cmd = 'wget -O "%s" %s' % (fname,url)
			else: error("cannot find 'wget' or 'curl' to download source code")
			txt = subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			return txt

			# parse args

			args = sys.argv[1:]
			nargs = len(args)
			if nargs == 0: error()

			homepath = "."
			homedir = tardir

			buildflag = False
			pathflag = False
			linkflag = True
			msuffix = "g++_simple"

			iarg = 0
			while iarg < nargs:
			if args[iarg] == "-p":
			if iarg+2 > nargs: error()
			mscgpath = fullpath(args[iarg+1])
			pathflag = True
			iarg += 2
			elif args[iarg] == "-m":
			if iarg+2 > nargs: error()
			msuffix = args[iarg+1]
			iarg += 2
			elif args[iarg] == "-b":
			buildflag = True
			iarg += 1
			else: error()

			homepath = fullpath(homepath)
			homedir = "%s/%s" % (homepath,homedir)

			if (pathflag):
			if not os.path.isdir(mscgpath): error("MS-CG path does not exist")
			homedir = mscgpath

			if (buildflag and pathflag):
			error("Cannot use -b and -p flag at the same time")

			if (not buildflag and not pathflag):
			error("Have to use either -b or -p flag")

			# download and unpack MS-CG tarfile

			if buildflag:
			print("Downloading MS-CG ...")
			geturl(url,"%s/%s" % (homepath,tarfile))

			print("Unpacking MS-CG tarfile ...")
			if os.path.exists("%s/%s" % (homepath,tardir)):
			cmd = 'rm -rf "%s/%s"' % (homepath,tardir)
			subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			cmd = 'cd "%s"; tar -xzvf %s' % (homepath,tarfile)
			subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			os.remove("%s/%s" % (homepath,tarfile))
			if os.path.basename(homedir) != tardir:
			if os.path.exists(homedir):
			cmd = 'rm -rf "%s"' % homedir
			subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			os.rename("%s/%s" % (homepath,tardir),homedir)

			# build MS-CG

			if buildflag:
			print("Building MS-CG ...")
			if os.path.exists("%s/src/Make/Makefile.%s" % (homedir,msuffix)):
			cmd = 'cd "%s/src"; cp Make/Makefile.%s .; make -f Makefile.%s' % \
			(homedir,msuffix,msuffix)
			elif os.path.exists("Makefile.%s" % msuffix):
			cmd = 'cd "%s/src"; cp ../../Makefile.%s .; make -f Makefile.%s' % \
			(homedir,msuffix,msuffix)
			else:
			error("Cannot find Makefile.%s" % msuffix)
			txt = subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			print(txt.decode('UTF-8'))
			if not os.path.exists("Makefile.lammps"):
			print("Creating Makefile.lammps")
			if os.path.exists("Makefile.lammps.%s" % msuffix):
			cmd = 'cp Makefile.lammps.%s Makefile.lammps' % msuffix
			else:
			cmd = 'cp Makefile.lammps.default Makefile.lammps'
			subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			else: print("Makefile.lammps exists. Please check its settings")

			# create 2 links in lib/mscg to MS-CG src dir

			if linkflag:
			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")
			cmd = 'ln -s "%s/src" includelink' % homedir
			subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			cmd = 'ln -s "%s/src" liblink' % homedir
			subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)

lammps/lib/mscg/Install.py146aa4cdbdd3lammm-devel

Install.pyView Options

lammps/lib/mscg/Install.py
146aa4cdbdd3lammm-devel

Install.py
View Options