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use os.path.join(), os.symlink(), shutile.copyfile() and tarfile module

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This commit is contained in:
Axel Kohlmeyer
2019-01-15 18:07:50 -05:00
parent 1ae112e563
commit f8a8704ef4
3 changed files with 49 additions and 47 deletions
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35
lib/voronoi/Install.py
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@ -4,7 +4,7 @@
# used to automate the steps described in the README file in this dir
from __future__ import print_function
import sys,os,re,subprocess,shutil
import sys,os,re,subprocess,shutil,tarfile
sys.path.append('..')
from install_helpers import get_cpus,fullpath,geturl,checkmd5sum
from argparse import ArgumentParser
@ -61,34 +61,37 @@ pathflag = args.path != None
voropath = args.path
homepath = fullpath(".")
homedir = "%s/%s" % (homepath,version)
homedir = os.path.join(homepath,version)
if pathflag:
if not os.path.isdir(voropath):
sys.exit("Voro++ path %s does not exist" % voropath)
homedir = voropath
homedir = fullpath(voropath)
# download and unpack Voro++ tarball
if buildflag:
print("Downloading Voro++ ...")
geturl(url,"%s/%s.tar.gz" % (homepath,version))
vorotar = os.path.join(homepath,version) + '.tar.gz'
geturl(url,vorotar)
# verify downloaded archive integrity via md5 checksum, if known.
if version in checksums:
if not checkmd5sum(checksums[version],'%s/%s.tar.gz' % (homepath,version)):
if not checkmd5sum(checksums[version],vorotar):
sys.exit("Checksum for Voro++ library does not match")
print("Unpacking Voro++ tarball ...")
if os.path.exists("%s/%s" % (homepath,version)):
shutil.rmtree("%s/%s" % (homepath,version))
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))
srcpath = os.path.join(homepath,version)
if os.path.exists(srcpath): shutil.rmtree(srcpath)
if tarfile.is_tarfile(vorotar):
tgz = tarfile.open(vorotar)
tgz.extractall(path=homepath)
os.remove(vorotar)
else:
sys.exit("File %s is not a supported archive" % vorotar)
if os.path.basename(homedir) != version:
if os.path.exists(homedir):
shutil.rmtree(homedir)
os.rename("%s/%s" % (homepath,version),homedir)
if os.path.exists(homedir): shutil.rmtree(homedir)
os.rename(srcpath,homedir)
# build Voro++
@ -109,7 +112,5 @@ 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)
os.symlink(os.path.join(homedir,'src'),'includelink')
os.symlink(os.path.join(homedir,'src'),'liblink')