vfs: give all vfs an options attribute by default
Multiple code path assume vfs have an options attribute, including the vfs module
itself. So for consistency we explicitly add one to all vfs.
This will prevent various crash in the next changesets.
Differential Revision: https://phab.mercurial-scm.org/D6935
#!/usr/bin/env python
# Dump revlogs as raw data stream
# $ find .hg/store/ -name "*.i" | xargs dumprevlog > repo.dump
from __future__ import absolute_import, print_function
import sys
from mercurial import (
encoding,
node,
pycompat,
revlog,
)
from mercurial.utils import (
procutil,
)
for fp in (sys.stdin, sys.stdout, sys.stderr):
procutil.setbinary(fp)
def binopen(path, mode=b'rb'):
if b'b' not in mode:
mode = mode + b'b'
return open(path, pycompat.sysstr(mode))
binopen.options = {}
def printb(data, end=b'\n'):
sys.stdout.flush()
pycompat.stdout.write(data + end)
for f in sys.argv[1:]:
r = revlog.revlog(binopen, encoding.strtolocal(f))
print("file:", f)
for i in r:
n = r.node(i)
p = r.parents(n)
d = r.revision(n)
printb(b"node: %s" % node.hex(n))
printb(b"linkrev: %d" % r.linkrev(i))
printb(b"parents: %s %s" % (node.hex(p[0]), node.hex(p[1])))
printb(b"length: %d" % len(d))
printb(b"-start-")
printb(d)
printb(b"-end-")