Mercurial > hg
view contrib/dumprevlog @ 51868:db7dbe6f7bb2
rust: add Vfs trait
This will allow for the use of multiple vfs like in the Python implementation,
as well as hiding the details of the upcoming Python vfs wrapper to hg-core.
author | Raphaël Gomès <rgomes@octobus.net> |
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date | Wed, 19 Jun 2024 14:49:35 +0200 |
parents | 6000f5b25c9b |
children |
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#!/usr/bin/env python3 # Dump revlogs as raw data stream # $ find .hg/store/ -name "*.i" | xargs dumprevlog > repo.dump import sys from mercurial.node import hex from mercurial import ( encoding, pycompat, revlog, ) from mercurial.utils import procutil from mercurial.revlogutils import ( constants as revlog_constants, ) 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:]: localf = encoding.strtolocal(f) if not localf.endswith(b'.i'): print("file:", f, file=sys.stderr) print(" invalid filename", file=sys.stderr) r = revlog.revlog( binopen, target=(revlog_constants.KIND_OTHER, b'dump-revlog'), radix=localf[:-2], ) print("file:", f) for i in r: n = r.node(i) p = r.parents(n) d = r.revision(n) printb(b"node: %s" % hex(n)) printb(b"linkrev: %d" % r.linkrev(i)) printb(b"parents: %s %s" % (hex(p[0]), hex(p[1]))) printb(b"length: %d" % len(d)) printb(b"-start-") printb(d) printb(b"-end-")