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[v3,0/2] builtin/shortlog: explicitly set hash algo when there is no repo

Message ID 20241016182124.48148-1-wolf@oriole.systems (mailing list archive)
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Series builtin/shortlog: explicitly set hash algo when there is no repo | expand

Message

Wolfgang Müller Oct. 16, 2024, 6:21 p.m. UTC
Here's v3 of this series. CI should now pass as the code has been moved
below any declarations. The regression test has been simplified, thanks
to Eric's input.

I added another commit with a test for git-shortlog(1) that makes sure
it can process logs obtained from a repo with --object-format=sha256.
Thanks to Patrick for the suggestion and pointers.

Wolfgang Müller (2):
  builtin/shortlog: explicitly set hash algo when there is no repo
  shortlog: Test reading a log from a SHA256 repo in a non-git directory

 builtin/shortlog.c  | 12 ++++++++++++
 t/t4201-shortlog.sh | 12 ++++++++++++
 2 files changed, 24 insertions(+)

Range-diff against v2:
1:  d3047a0291 ! 1:  4813b458ac builtin/shortlog: explicitly set hash algo when there is no repo
    @@ Commit message
         add a regression test for the segfault.
     
         Signed-off-by: Wolfgang Müller <wolf@oriole.systems>
    +    Thanks-to: Eric Sunshine <sunshine@sunshineco.com>
     
      ## builtin/shortlog.c ##
     @@ builtin/shortlog.c: int cmd_shortlog(int argc,
    - 	struct rev_info rev;
    - 	int nongit = !startup_info->have_repository;
    + 
    + 	struct parse_opt_ctx_t ctx;
      
     +	/*
     +	 * NEEDSWORK: Later on we'll call parse_revision_opt which relies on
    @@ builtin/shortlog.c: int cmd_shortlog(int argc,
     +	if (nongit && !the_hash_algo)
     +		repo_set_hash_algo(the_repository, GIT_HASH_SHA1);
     +
    - 	const struct option options[] = {
    - 		OPT_BIT('c', "committer", &log.groups,
    - 			N_("group by committer rather than author"),
    + 	git_config(git_default_config, NULL);
    + 	shortlog_init(&log);
    + 	repo_init_revisions(the_repository, &rev, prefix);
     
      ## t/t4201-shortlog.sh ##
     @@ t/t4201-shortlog.sh: fuzz()
    @@ t/t4201-shortlog.sh: fuzz()
      '
      
     +test_expect_success 'shortlog --author from non-git directory does not segfault' '
    -+	git log --no-expand-tabs HEAD >log &&
    -+	env GIT_DIR=non-existing git shortlog --author=author <log 2>out
    ++	echo | nongit git shortlog --author=author
     +'
     +
      test_expect_success 'shortlog should add newline when input line matches wraplen' '
-:  ---------- > 2:  9dfdc7510f shortlog: Test reading a log from a SHA256 repo in a non-git directory

Comments

Taylor Blau Oct. 16, 2024, 7:32 p.m. UTC | #1
On Wed, Oct 16, 2024 at 08:21:22PM +0200, Wolfgang Müller wrote:
> Here's v3 of this series. CI should now pass as the code has been moved
> below any declarations. The regression test has been simplified, thanks
> to Eric's input.
>
> I added another commit with a test for git-shortlog(1) that makes sure
> it can process logs obtained from a repo with --object-format=sha256.
> Thanks to Patrick for the suggestion and pointers.
>
> Wolfgang Müller (2):
>   builtin/shortlog: explicitly set hash algo when there is no repo
>   shortlog: Test reading a log from a SHA256 repo in a non-git directory

Thanks. I took a look at this new round and it is looking close to me.

I had a couple of small-ish comments that I think would be good to
address in a new round. But if you feel strongly that the current round
is good as-is, I'm happy to hear arguments in that direction, too ;-).

Thanks,
Taylor
Wolfgang Müller Oct. 16, 2024, 7:38 p.m. UTC | #2
On 2024-10-16 15:32, Taylor Blau wrote:
> I had a couple of small-ish comments that I think would be good to
> address in a new round. But if you feel strongly that the current round
> is good as-is, I'm happy to hear arguments in that direction, too ;-).

New round sounds perfectly fine to me, I'll send it along once there is
some consensus on whether or not to keep the additional test.