copies: add a HASCOPIESINFO flag to highlight rev with useful data
If some files changes that may impact copy tracing are detected, we set this
flag. This helps the copy tracing algorithm to skip fetching possibly expensive
data when unnecessary.
Differential Revision: https://phab.mercurial-scm.org/D9139
#!/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()
procutil.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-")