tests/readlink.py

test: fix bad replace for fixing pure-only build

When we replaced the patterns, glob was removed on the fixed line, it was a
mistake and caused the pure-only build to fails.

Differential Revision: https://phab.mercurial-scm.org/D1592

#!/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)