changegroup: pass 'repo' to allsupportedversions
In the next changesets, we will introduce more logic directly related to the
repository to decide what version have to be supported. So we now directly pass
the repo object instead of just ui.
#!/usr/bin/env python
from __future__ import absolute_import, print_function
import errno
import os
import sys
for f in sys.argv[1:]:
try:
print(f, '->', os.readlink(f))
except OSError as err:
if err.errno != errno.EINVAL:
raise
print(f, '->', f, 'not a symlink')
sys.exit(0)