[PATCH v2 0/1] sequencer: fix empty commit check when amending

Thanks for the comments, I've updated the patch with the style change Junio suggested

I noticed this while adding some tests for a re-roll of js/advise-rebase-skip

This patch is based on pw/post-commit-from-sequencer

Phillip Wood (1):
  sequencer: fix empty commit check when amending

 sequencer.c            | 26 +++++++++++++++++++++-----
 t/t3403-rebase-skip.sh | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 53 insertions(+), 5 deletions(-)

base-commit: 4627bc777e9ade5e3a85d6b8e8630fc4b6e2f8f6
Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-467%2Fphillipwood%2Fwip%2Frebase-fix-empty-commit-check-v2
Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-467/phillipwood/wip/rebase-fix-empty-commit-check-v2
Pull-Request: https://github.com/gitgitgadget/git/pull/467

Range-diff vs v1:

 1:  7d34c0ff80 ! 1:  037f2b2975 sequencer: fix empty commit check when amending
     @@ -42,8 +42,10 @@
      +				first_parent = NULL;
      +			}
      +		}
     -+		if (oideq(first_parent ? get_commit_tree_oid(first_parent) :
     -+					 the_hash_algo->empty_tree, &tree)) {
     ++		if (oideq(first_parent
     ++			  ? get_commit_tree_oid(first_parent)
     ++			  : the_hash_algo->empty_tree,
     ++			  &tree)) {
      +			res = 1; /* run 'git commit' to display error message */
      +			goto out;
      +		}