D3716: ui: add an uninterruptable context manager that can block SIGINT

[martinvonz (Martin von Zweigbergk)]

martinvonz added inline comments.

INLINE COMMENTS

> ui.py:369
> +
> +
>      def formatter(self, topic, opts):

dropping this line (or maybe it was the one above, I'm not sure ;)) in flight

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3716

To: durin42, #hg-reviewers, indygreg
Cc: spectral, indygreg, yuja, martinvonz, mercurial-devel