Install.py
146aa4cdbdd3master

Install.py
View Options

			#!/usr/bin/env python

			# Install.py tool to download, unpack, build, and link to the Voro++ 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-voronoi args="-b"
			or: make lib-voronoi args="-p /usr/local/voro++-0.4.6"
			or: make lib-voronoi args="-b -v voro++-0.4.6"
			Syntax from lib dir: python Install.py -b -v voro++-0.4.6
			or: python Install.py -b
			or: python Install.py -p /usr/local/voro++-0.4.6

			specify one or more options, order does not matter

			-b = download and build the Voro++ library
			-p = specify folder of existing Voro++ installation
			-v = set version of Voro++ to download and build (default voro++-0.4.6)

			Example:

			make lib-voronoi args="-b" # download/build in lib/voronoi/voro++-0.4.6
			make lib-voronoi args="-p $HOME/voro++-0.4.6" # use existing Voro++ installation in $HOME/voro++-0.4.6
			"""

			# settings

			version = "voro++-0.4.6"
			url = "http://math.lbl.gov/voro++/download/dir/%s.tar.gz" % version

			# 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 = version

			buildflag = False
			pathflag = False
			linkflag = True

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

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

			if (pathflag):
			if not os.path.isdir(voropath): error("Voro++ path does not exist")
			homedir = voropath

			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 Voro++ tarball

			if buildflag:
			print("Downloading Voro++ ...")
			geturl(url,"%s/%s.tar.gz" % (homepath,version))

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

			# build Voro++

			if buildflag:
			print("Building Voro++ ...")
			cmd = 'cd "%s"; make CXX=g++ CFLAGS="-fPIC -O3"' % homedir
			txt = subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
			print(txt.decode('UTF-8'))

			# create 2 links in lib/voronoi to Voro++ src dir

			if linkflag:
			print("Creating links to Voro++ 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/voronoi/Install.py146aa4cdbdd3master

Install.pyView Options

lammps/lib/voronoi/Install.py
146aa4cdbdd3master

Install.py
View Options