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Re: [PATCHv4 12/14] git submodule update: cmd_update_clone

From
Junio C Hamano <gitster@pobox.com>
Date
Sep 23, 2015, 20:13 UTC
Message-ID
<xmqqy4fwx5bl.fsf@gitster.mtv.corp.google.com>
In-Reply-To
<1442972732-12118-13-git-send-email-sbeller@google.com>
Stefan Beller <sbeller@google.com> writes:
Show 5 quoted lines
> Split the cloning part out to its own function,
> this allow us in a later patch to convert cmd_update in C.
>
> Signed-off-by: Stefan Beller <sbeller@google.com>
> ---

It appears that this is not just a refactor and loses the logic around $cloned_modules variable that seems to avoid doing the same thing twice. An explanation on the reason why it no longer is necessary in the proposed log message would be nice.

Thanks.
Show 66 quoted lines
>  git-submodule.sh | 31 ++++++++++++++++++++-----------
>  1 file changed, 20 insertions(+), 11 deletions(-)
>
> diff --git a/git-submodule.sh b/git-submodule.sh
> index ea3260e..7f11158 100755
> --- a/git-submodule.sh
> +++ b/git-submodule.sh
> @@ -607,6 +607,24 @@ cmd_update_recursive()
>  	fi
>  }
>  
> +cmd_update_clone()
> +{
> +	command="git checkout $subforce -q"
> +	die_msg="$(eval_gettext "Unable to checkout '\$sha1' in submodule path '\$displaypath'")"
> +	say_msg="$(eval_gettext "Submodule path '\$displaypath': checked out '\$sha1'")"
> +
> +	git submodule--helper clone ${GIT_QUIET:+--quiet} ${prefix:+--prefix "$prefix"} --path "$sm_path" --name "$name" --url "$url" "$reference" "$depth" || exit
> +
> +	if (clear_local_git_env; cd "$sm_path" && $command "$sha1")
> +	then
> +		say "$say_msg"
> +	else
> +		err="${err};$die_msg"
> +		return
> +	fi
> +	cmd_update_recursive
> +}
> +
>  #
>  # Update each submodule path to correct revision, using clone and checkout as needed
>  #
> @@ -680,7 +698,6 @@ cmd_update()
>  		cmd_init "--" "$@" || return
>  	fi
>  
> -	cloned_modules=
>  	git submodule--helper list --prefix "$wt_prefix" "$@" | {
>  	err=
>  	while read mode sha1 stage sm_path
> @@ -725,9 +742,8 @@ Maybe you want to use 'update --init'?")"
>  
>  		if ! test -d "$sm_path"/.git && ! test -f "$sm_path"/.git
>  		then
> -			git submodule--helper clone ${GIT_QUIET:+--quiet} --prefix "$prefix" --path "$sm_path" --name "$name" --url "$url" "$reference" "$depth" || exit
> -			cloned_modules="$cloned_modules;$name"
> -			subsha1=
> +			cmd_update_clone
> +			continue
>  		else
>  			subsha1=$(clear_local_git_env; cd "$sm_path" &&
>  				git rev-parse --verify HEAD) ||
> @@ -767,13 +783,6 @@ Maybe you want to use 'update --init'?")"
>  				die "$(eval_gettext "Unable to fetch in submodule path '\$displaypath'")"
>  			fi
>  
> -			# Is this something we just cloned?
> -			case ";$cloned_modules;" in
> -			*";$name;"*)
> -				# then there is no local change to integrate
> -				update_module=checkout ;;
> -			esac
> -
>  			must_die_on_failure=
>  			case "$update_module" in
>  			checkout)
Previous: Stefan BellerNext: Stefan Beller
Message 37 of 39 in “[PATCHv4 00/14] fetch submodules in parallel and a preview on parallel "submodule update"”
  1. Stefan BellerSep 23, 2015
  2. 01/14 submodule: Send "Fetching submodule <foo>" to standard errorStefan Beller, Sep 23, 2015
  3. 02/14 xread: poll on non blocking fdsStefan Beller, Sep 23, 2015
  4. 03/14 xread_nonblock: add functionality to read from fds without blockingStefan Beller, Sep 23, 2015
  5. 04/14 strbuf: add strbuf_read_once to read without blockingStefan Beller, Sep 23, 2015
  6. 05/14 run-command: factor out return value computationStefan Beller, Sep 23, 2015
  7. 06/14 run-command: add an asynchronous parallel child processorStefan Beller, Sep 23, 2015
  8. Junio C HamanoSep 23, 2015
  9. Stefan BellerSep 23, 2015
  10. Junio C HamanoSep 23, 2015
  11. Junio C HamanoSep 23, 2015
  12. Stefan BellerSep 23, 2015
  13. Junio C HamanoSep 23, 2015
  14. Junio C HamanoSep 23, 2015
  15. Junio C HamanoSep 23, 2015
  16. Junio C HamanoSep 23, 2015
  17. [PATCHv5] Another squash on run-command: add an asynchronous parallel child processorStefan Beller, Sep 23, 2015
  18. Junio C HamanoSep 24, 2015
  19. 0/2 Another squash on run-command: add an asynchronous parallel child processorStefan Beller, Sep 24, 2015
  20. 2/2 SQUASH for "fetch_populated_submodules: use new parallel job processing"Stefan Beller, Sep 24, 2015
  21. 1/2 SQUASH???Stefan Beller, Sep 24, 2015
  22. Junio C HamanoSep 25, 2015
  23. Junio C HamanoSep 25, 2015
  24. Stefan BellerSep 25, 2015
  25. Junio C HamanoSep 25, 2015
  26. Junio C HamanoSep 25, 2015
  27. Stefan BellerSep 25, 2015
  28. Junio C HamanoSep 25, 2015
  29. Stefan BellerSep 25, 2015
  30. Junio C HamanoSep 25, 2015
  31. 07/14 fetch_populated_submodules: use new parallel job processingStefan Beller, Sep 23, 2015
  32. 08/14 submodules: allow parallel fetching, add tests and documentationStefan Beller, Sep 23, 2015
  33. 09/14 submodule-config: Untangle logic in parse_configStefan Beller, Sep 23, 2015
  34. 10/14 submodule config: keep update strategy aroundStefan Beller, Sep 23, 2015
  35. 11/14 git submodule update: cmd_update_recursiveStefan Beller, Sep 23, 2015
  36. 12/14 git submodule update: cmd_update_cloneStefan Beller, Sep 23, 2015
  37. Junio C HamanoSep 23, 2015
  38. 13/14 git submodule update: cmd_update_fetchStefan Beller, Sep 23, 2015
  39. 14/14 Rewrite submodule update in CStefan Beller, Sep 23, 2015

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