Test hangup signal in the middle of transaction
$ "$TESTDIR/hghave" serve fifo || exit 80
$ hg init
$ mkfifo p
$ hg serve --stdio < p &
$ P=$!
Do test while holding fifo open
$ (
> echo lock
> echo addchangegroup
> while [ ! -e .hg/store/00changelog.i.a ]; do true; done
> kill -HUP $P
> while kill -0 $P 2>/dev/null; do true; done
> ) > p
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