#!/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 (

    node,

    revlog,

)

from mercurial.utils import (

    procutil,

)

for fp in (sys.stdin, sys.stdout, sys.stderr):

    procutil.setbinary(fp)

def binopen(path, mode='rb'):

    if 'b' not in mode:

        mode = mode + 'b'

    return open(path, mode)

for f in sys.argv[1:]:

    r = revlog.revlog(binopen, f)

    print("file:", f)

    for i in r:

        n = r.node(i)

        p = r.parents(n)

        d = r.revision(n)

        print("node:", node.hex(n))

        print("linkrev:", r.linkrev(i))

        print("parents:", node.hex(p[0]), node.hex(p[1]))

        print("length:", len(d))

        print("-start-")

        print(d)

        print("-end-")