make Install.py for lib/smd and lib/voronoi consistent

# ignore these entries with git

/eigen.tar.gz

/eigen-eigen-*

/includelink

/eigen3

# help message

help = """

Syntax from src dir: make lib-smd args="-h hpath hdir -g -l"

Syntax from lib dir: python Install.py -h hpath hdir -g -l

Syntax from src dir: make lib-smd

                 or: make lib-smd args="-p /usr/include/eigen3"

Syntax from lib dir: python Install.py

                 or: python Install.py -p /usr/include/eigen3"

                 or: python Install.py -v 3.3.4 -b

specify one or more options, order does not matter

  -h = set home dir of Eigen to be hpath/hdir

       hpath can be full path, contain '~' or '.' chars

       default hpath = . = lib/smd

       default hdir = "ee" = what tarball unpacks to (eigen-eigen-*)

  -g = grab (download) tarball from http://eigen.tuxfamily.org website

       unpack it to hpath/hdir

       hpath must already exist

       if hdir already exists, it will be deleted before unpack

  -l = create softlink (includelink) in lib/smd to Eigen src dir

  -b = download and unpack/configure the Eigen library (default)

  -p = specify folder holding an existing installation of Eigen

  -v = set version of Eigen library to download and set up (default = 3.3.4)

Example:

make lib-smd args="-g -l"   # download/build in default lib/smd/eigen-eigen-*

make lib-smd args="-b"   # download/build in default lib/smd/eigen-eigen-*

"""

# settings

version = '3.3.4'

url = "http://bitbucket.org/eigen/eigen/get/%s.tar.gz" % version

tarball = "eigen.tar.gz"

# print error message or help

args = sys.argv[1:]

nargs = len(args)

if nargs == 0: error()

homepath = "."

homedir = "ee"

homedir = "eigen3"

grabflag = 0

linkflag = 0

grabflag = True

buildflag = True

pathflag = False

linkflag = True

iarg = 0

while iarg < nargs:

  if args[iarg] == "-h":

    if iarg+3 > nargs: error()

    homepath = args[iarg+1]

    homedir = args[iarg+2]

    iarg += 3

  elif args[iarg] == "-g":

    grabflag = 1

    iarg += 1

  elif args[iarg] == "-l":

    linkflag = 1

  if args[iarg] == "-v":

    if iarg+2 > nargs: error()

    version = args[iarg+1]

    iarg += 2

  elif args[iarg] == "-p":

    if iarg+2 > nargs: error()

    eigenpath = fullpath(args[iarg+1])

    pathflag = True

    buildflag = False

    iarg += 2

  elif args[iarg] == "-b":

    buildflag = True

    iarg += 1

  else: error()

homepath = fullpath(homepath)

if not os.path.isdir(homepath): error("Eigen path does not exist")

if (pathflag):

  if not os.path.isdir(eigenpath): error("Eigen path does not exist")

if (buildflag and pathflag):

    error("Cannot use -b and -p flag at the same time")

# download and unpack Eigen tarball

# glob to find name of dir it unpacks to

# use glob to find name of dir it unpacks to

if grabflag:

if buildflag:

  print("Downloading Eigen ...")

  url = "http://bitbucket.org/eigen/eigen/get/%s.tar.gz" % version

  geturl(url,"%s/%s" % (homepath,tarball))

  print("Unpacking Eigen tarball ...")

  edir = glob.glob("%s/eigen-eigen-*" % homepath)

  for one in edir:

    if os.path.isdir(one):

      subprocess.check_output("rm -rf %s" % one,shell=True)

      subprocess.check_output("rm -rf %s" % one,stderr=subprocess.STDOUT,shell=True)

  cmd = 'cd "%s"; tar -xzvf %s' % (homepath,tarball)

  subprocess.check_output(cmd,shell=True)

  if homedir != "ee":

    if os.path.exists(homedir):

      subprocess.check_output("rm -rf %s" % homedir,shell=True)

  subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)

  edir = glob.glob("%s/eigen-eigen-*" % homepath)

  os.rename(edir[0],"%s/%s" % (homepath,homedir))

  print("Creating link to Eigen files")

  if os.path.isfile("includelink") or os.path.islink("includelink"):

    os.remove("includelink")

  if homedir == "ee":

    edir = glob.glob("%s/eigen-eigen-*" % homepath)

    linkdir = edir[0]

  if pathflag: linkdir = eigenpath

  else: linkdir = "%s/%s" % (homepath,homedir)

  cmd = "ln -s %s includelink" % linkdir

  subprocess.check_output(cmd,shell=True)

  subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)

# 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

try: from urllib.request import urlretrieve as geturl

  -b = download and build the Voro++ library (default)

  -p = specify folder of existing Voro++ installation 

  -v = version of Voro++ to download and build

       default version = voro++-0.4.6 (current as of Jan 2015)

  -v = set version of Voro++ to download and build (default voro++-0.4.6)

Example:

args = sys.argv[1:]

nargs = len(args)

if nargs == 0: error()

homepath = "."

homedir = version