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install.py
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Mon, Jun 24, 17:27

install.py
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#!/usr/bin/env python
# copy LAMMPS src/liblammps.so and lammps.py to system dirs
instructions = """
Syntax: python install.py [-h] [libdir] [pydir]
libdir = target dir for src/liblammps.so, default = /usr/local/lib
pydir = target dir for lammps.py, default = Python site-packages dir
"""
import sys,os,commands
if (len(sys.argv) > 1 and sys.argv[1] == "-h") or len(sys.argv) > 3:
print instructions
sys.exit()
if len(sys.argv) >= 2: libdir = sys.argv[1]
else: libdir = "/usr/local/lib"
if len(sys.argv) == 3: pydir = sys.argv[2]
else: pydir = ""
# copy C lib to libdir if it exists
# warn if not in LD_LIBRARY_PATH or LD_LIBRARY_PATH is undefined
if not os.path.isdir(libdir):
print "ERROR: libdir %s does not exist" % libdir
sys.exit()
if "LD_LIBRARY_PATH" not in os.environ:
print "WARNING: LD_LIBRARY_PATH undefined, cannot check libdir %s" % libdir
else:
libpaths = os.environ['LD_LIBRARY_PATH'].split(':')
if libdir not in libpaths:
print "WARNING: libdir %s not in LD_LIBRARY_PATH" % libdir
str = "cp ../src/liblammps.so %s" % libdir
print str
outstr = commands.getoutput(str)
if len(outstr.strip()): print outstr
# copy lammps.py to pydir if it exists
# if pydir not specified, install in site-packages via distutils setup()
if pydir:
if not os.path.isdir(pydir):
print "ERROR: pydir %s does not exist" % pydir
sys.exit()
str = "cp ../python/lammps.py %s" % pydir
print str
outstr = commands.getoutput(str)
if len(outstr.strip()): print outstr
sys.exit()
print "installing lammps.py in Python site-packages dir"
os.chdir('../python') # in case invoked via make in src dir
from distutils.core import setup
sys.argv = ["setup.py","install"] # as if had run "python setup.py install"
setup(name = "lammps",
version = "15Aug12",
author = "Steve Plimpton",
author_email = "sjplimp@sandia.gov",
url = "http://lammps.sandia.gov",
description = "LAMMPS molecular dynamics library",
py_modules = ["lammps"])

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