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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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25
lib/smd/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,glob,subprocess,shutil
import sys,os,re,glob,subprocess,shutil,tarfile
sys.path.append('..')
from install_helpers import fullpath,geturl,checkmd5sum
from argparse import ArgumentParser
@ -57,7 +57,7 @@ if args.build == False and not args.path:
sys.exit(help)
homepath = fullpath(".")
eigenpath = "%s/eigen3" % homepath
eigenpath = os.path.join(homepath,"eigen3")
buildflag = args.build
pathflag = args.path != None
@ -73,29 +73,33 @@ if pathflag:
if buildflag:
print("Downloading Eigen ...")
eigentar = os.path.join(homepath,tarball)
url = "http://bitbucket.org/eigen/eigen/get/%s.tar.gz" % version
geturl(url,"%s/%s" % (homepath,tarball))
geturl(url,eigentar)
# verify downloaded archive integrity via md5 checksum, if known.
if version in checksums:
print("checking version %s\n" % version)
if not checkmd5sum(checksums[version],'%s/%s' % (homepath,tarball)):
if not checkmd5sum(checksums[version],eigentar):
sys.exit("Checksum for Eigen library does not match")
print("Cleaning up old folders ...")
edir = glob.glob("%s/eigen-eigen-*" % homepath)
edir = glob.glob(os.path.join(homepath,"eigen-eigen-*"))
edir.append(eigenpath)
for one in edir:
if os.path.isdir(one):
shutil.rmtree(one)
print("Unpacking Eigen tarball ...")
cmd = 'cd "%s"; tar -xzvf %s' % (homepath,tarball)
subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
edir = glob.glob("%s/eigen-eigen-*" % homepath)
if tarfile.is_tarfile(eigentar):
tgz = tarfile.open(eigentar)
tgz.extractall(path=homepath)
os.remove(eigentar)
else:
sys.exit("File %s is not a supported archive" % eigentar)
edir = glob.glob(os.path.join(homepath,"eigen-eigen-*"))
os.rename(edir[0],eigenpath)
os.remove(tarball)
# create link in lib/smd to Eigen src dir
@ -103,5 +107,4 @@ print("Creating link to Eigen include folder")
if os.path.isfile("includelink") or os.path.islink("includelink"):
os.remove("includelink")
linkdir = eigenpath
cmd = 'ln -s "%s" includelink' % linkdir
subprocess.check_output(cmd,stderr=subprocess.STDOUT,shell=True)
os.symlink(linkdir,'includelink')