contrib/undumprevlog
author Gregory Szorc <gregory.szorc@gmail.com>
Wed, 17 May 2017 20:01:29 -0700
changeset 32314 9f35c7836f60
parent 31248 8d3e8c8c9049
child 33872 5d9890d8ca77
permissions -rwxr-xr-x
localrepo: reformat set literals Putting multiple elements on the same line makes diffs harder to read. Switch to one line per element so future changes are easier on the eyes.
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#!/usr/bin/env python
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# Undump a dump from dumprevlog
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# $ hg init
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# $ undumprevlog < repo.dump
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from __future__ import absolute_import
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import sys
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from mercurial import (
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    node,
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    revlog,
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    transaction,
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    util,
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    vfs as vfsmod,
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)
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for fp in (sys.stdin, sys.stdout, sys.stderr):
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    util.setbinary(fp)
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opener = vfsmod.vfs('.', False)
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tr = transaction.transaction(sys.stderr.write, opener, {'store': opener},
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                             "undump.journal")
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while True:
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    l = sys.stdin.readline()
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    if not l:
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        break
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    if l.startswith("file:"):
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        f = l[6:-1]
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        r = revlog.revlog(opener, f)
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        print f
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    elif l.startswith("node:"):
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        n = node.bin(l[6:-1])
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    elif l.startswith("linkrev:"):
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        lr = int(l[9:-1])
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    elif l.startswith("parents:"):
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        p = l[9:-1].split()
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        p1 = node.bin(p[0])
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        p2 = node.bin(p[1])
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    elif l.startswith("length:"):
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        length = int(l[8:-1])
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        sys.stdin.readline() # start marker
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        d = sys.stdin.read(length)
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        sys.stdin.readline() # end marker
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        r.addrevision(d, tr, lr, p1, p2)
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tr.close()