filemerge: set default labels a little earlier
By setting the default labels a little earlier, we can rely on them
always being set, as far as I can tell. It may actually even be fine
to rely on that even if we don't set them earlier, but it makes more
sense to me to do it.
Differential Revision: https://phab.mercurial-scm.org/D12015
$ . "$TESTDIR/narrow-library.sh"
$ hg init master
$ cd master
$ echo treemanifest >> .hg/requires
$ echo 'contents of file' > file
$ mkdir foo
$ echo 'contents of foo/bar' > foo/bar
$ hg ci -Am 'some change'
adding file
adding foo/bar
$ cd ..
$ hg clone --narrow ssh://user@dummy/master copy --include=foo
requesting all changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
new changesets * (glob)
updating to branch default
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cd copy
$ hg debugdirstate --no-dates
n * 20 * foo/bar (glob)
$ mv .hg/dirstate .hg/old_dirstate
$ dd bs=40 count=1 if=.hg/old_dirstate of=.hg/dirstate 2>/dev/null
$ hg debugdirstate
$ hg debugrebuilddirstate
$ hg debugdirstate
n * * unset foo/bar (glob)