contrib/dumprevlog

test-convert-git: work around output format changes in git

git version 2.4.3:
--- /home/augie/hg/tests/test-convert-git.t
+++ /home/augie/hg/tests/test-convert-git.t.err
@@ -659,7 +659,7 @@
   $ touch a && git add a && git commit -am "commit a"
   [master (root-commit) 8ae5f69] commit a
    Author: nottest <[e-mail]>
    1 file changed, 0 insertions(+), 0 deletions(-)
    create mode 100644 a
   $ cd ..
   $ git clone git-repo7 git-repo7-client

git version 1.7.9.5:
--- /home/augie/hg/tests/test-convert-git.t
+++ /home/augie/hg/tests/test-convert-git.t.err
@@ -659,7 +659,7 @@
   $ touch a && git add a && git commit -am "commit a"
   [master (root-commit) 8ae5f69] commit a
    Author: nottest <[e-mail]>
-   1 file changed, 0 insertions(+), 0 deletions(-)
+   0 files changed
    create mode 100644 a
   $ cd ..
   $ git clone git-repo7 git-repo7-client

I don't know when this changed in git and am too lazy to try and
bisect it, so just work around the change.

#!/usr/bin/env python
# Dump revlogs as raw data stream
# $ find .hg/store/ -name "*.i" | xargs dumprevlog > repo.dump

import sys
from mercurial import revlog, node, util

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

for f in sys.argv[1:]:
    binopen = lambda fn: open(fn, 'rb')
    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-"