Mercurial > hg
view contrib/undumprevlog @ 39163:26f3d075f36e
debugcommands: use a revset instead of dagutil
All this code was doing was finding the nodes that are heads
from the ancestors of an input set. This can easily be expressed
with a revset without having to go through dagutil.
This was the last use of ancestorset() outside of dagutil itself.
Differential Revision: https://phab.mercurial-scm.org/D4308
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Thu, 16 Aug 2018 19:55:55 +0000 |
parents | a8a902d7176e |
children | a063b84ce064 |
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#!/usr/bin/env python # Undump a dump from dumprevlog # $ hg init # $ undumprevlog < repo.dump from __future__ import absolute_import, print_function import sys from mercurial import ( node, revlog, transaction, vfs as vfsmod, ) from mercurial.utils import ( procutil, ) for fp in (sys.stdin, sys.stdout, sys.stderr): procutil.setbinary(fp) opener = vfsmod.vfs('.', False) tr = transaction.transaction(sys.stderr.write, opener, {'store': opener}, "undump.journal") while True: l = sys.stdin.readline() if not l: break if l.startswith("file:"): f = l[6:-1] r = revlog.revlog(opener, f) print(f) elif l.startswith("node:"): n = node.bin(l[6:-1]) elif l.startswith("linkrev:"): lr = int(l[9:-1]) elif l.startswith("parents:"): p = l[9:-1].split() p1 = node.bin(p[0]) p2 = node.bin(p[1]) elif l.startswith("length:"): length = int(l[8:-1]) sys.stdin.readline() # start marker d = sys.stdin.read(length) sys.stdin.readline() # end marker r.addrevision(d, tr, lr, p1, p2) tr.close()