Re: [PATCH v2 22/24] midx: respect 'GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP'

> Introduce a new 'GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP' environment
> variable to also write a multi-pack bitmap when
> 'GIT_TEST_MULTI_PACK_INDEX' is set.
>
> Signed-off-by: Taylor Blau <me@ttaylorr.com>
> ---
>  builtin/repack.c          | 13 ++++++++++---
>  ci/run-build-and-tests.sh |  1 +
>  midx.h                    |  2 ++
>  t/README                  |  4 ++++
>  4 files changed, 17 insertions(+), 3 deletions(-)
>
> diff --git a/builtin/repack.c b/builtin/repack.c
> index 5f9bc74adc..77f6f03057 100644
> --- a/builtin/repack.c
> +++ b/builtin/repack.c
> @@ -515,7 +515,10 @@ int cmd_repack(int argc, const char **argv, const char *prefix)
>  		if (!(pack_everything & ALL_INTO_ONE) ||
>  		    !is_bare_repository())
>  			write_bitmaps = 0;
> -	}
> +	} else if (write_bitmaps &&
> +		   git_env_bool(GIT_TEST_MULTI_PACK_INDEX, 0) &&
> +		   git_env_bool(GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP, 0))
> +		write_bitmaps = 0;