dirstate.walk: maintain a list of dirs not found
Upcoming patches will factor out the walk over explicit files done in step 1.
This helps us get there.
Test hangup signal in the middle of transaction
$ "$TESTDIR/hghave" serve fifo || exit 80
$ hg init
$ mkfifo p
$ hg serve --stdio < p 1>out 2>&1 &
$ P=$!
Do test while holding fifo open
$ (
> echo lock
> echo addchangegroup
> while [ ! -s .hg/store/journal ]; do sleep 0; done
> kill -HUP $P
> ) > p
$ wait
$ cat out
0
0
adding changesets
transaction abort!
rollback completed
killed!
$ echo .hg/* .hg/store/*
.hg/00changelog.i .hg/journal.bookmarks .hg/journal.branch .hg/journal.desc .hg/journal.dirstate .hg/requires .hg/store .hg/store/00changelog.i .hg/store/00changelog.i.a .hg/store/journal.phaseroots