D3209: amend: exit 0 if there are no changes

[quark (Jun Wu)]

quark added a comment.


  Returning 1 is actually more consistent with other core commands like pull, push, commit. See https://www.mercurial-scm.org/pipermail/mercurial-devel/2012-January/037711.html. Scripts should be updated to use `$?` explicitly.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3209

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Cc: quark, mercurial-devel