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revsetlang: factor out helper to match ancestors() in parsed tree...
revsetlang: factor out helper to match ancestors() in parsed tree More checks will be added.

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readlink.py
17 lines | 324 B | text/x-python | PythonLexer
#!/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)