Re: [PATCH 1/2] submodule: Include check for objects when fetching

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Stefan Beller <sbeller@xxxxxxxxxx> writes:

> Junio wrote:
>> To be complete, the rev-list command line should also run with
>> "--objects"; after all, a commit walker fetch may have downloaded
>> commit chain completely but haven't fetched necessary trees and
>> blobs when it was killed, and "rev-list $sha1 --not --all" would not
>> catch such a breakage without "--objects".
>
> By adding the --objects switch to rev-list we make sure to do a complete
> check.

You also need to drop "-n1" for the command to be equivalent to
quickfetch, I think.

>
> Signed-off-by: Stefan Beller <sbeller@xxxxxxxxxx>
> ---
>  git-submodule.sh | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/git-submodule.sh b/git-submodule.sh
> index 9bc5c5f..f5d6675 100755
> --- a/git-submodule.sh
> +++ b/git-submodule.sh
> @@ -746,7 +746,7 @@ Maybe you want to use 'update --init'?")"
>  				# Run fetch only if $sha1 isn't present or it
>  				# is not reachable from a ref.
>  				(clear_local_git_env; cd "$sm_path" &&
> -					( (rev=$(git rev-list -n 1 $sha1 --not --all 2>/dev/null) &&
> +					( (rev=$(git rev-list --objects -n 1 $sha1 --not --all 2>/dev/null) &&
>  					 test -z "$rev") || git-fetch)) ||
>  				die "$(eval_gettext "Unable to fetch in submodule path '\$displaypath'")"
>  			fi
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