-rwxr-xr-x 882 djbsort-20180729/upgrade
#!/usr/bin/env python3

import string
import os
import platform

def readfile(fn):
  with open(fn,'r') as f:
    return f.read()

project = 'djbsort'

version = readfile('version').strip()

shorthostname = platform.node().split('.')[0].lower()
okcharacters = string.ascii_letters + string.digits
shorthostname = ''.join(c for c in shorthostname if c in okcharacters)

os.chdir('link-install')

def relink(target,link,tmp):
  try:
    os.unlink(tmp)
  except:
    pass
  os.symlink(target,tmp)
  os.rename(tmp,link)

relink('run-%s/%s' % (version,shorthostname),'newest','newest-tmp')

relink('newest/include','include','include-tmp')
relink('newest/command','command','command-tmp')
relink('newest/lib/0','lib','lib-tmp')

for abi in sorted(os.listdir('run-%s/%s/lib' % (version,shorthostname))):
  if abi != '0':
    relink('newest/lib/%s' % abi,'lib-%s' % abi,'lib-%s-tmp' % abi)