git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Michael Haggerty <mhagger@alum.mit.edu>
To: Ronnie Sahlberg <sahlberg@google.com>, git@vger.kernel.org
Subject: Re: [PATCH 06/11] replace.c: use the ref transaction functions for updates
Date: Sat, 19 Apr 2014 21:14:32 +0200	[thread overview]
Message-ID: <5352CB18.5000007@alum.mit.edu> (raw)
In-Reply-To: <1397763987-4453-7-git-send-email-sahlberg@google.com>

On 04/17/2014 09:46 PM, Ronnie Sahlberg wrote:
> Update replace.c to use ref transactions for updates.
> 
> Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
> ---
>  builtin/replace.c | 15 +++++++++------
>  1 file changed, 9 insertions(+), 6 deletions(-)
> 
> diff --git a/builtin/replace.c b/builtin/replace.c
> index b62420a..d8bd6ee 100644
> --- a/builtin/replace.c
> +++ b/builtin/replace.c
> @@ -129,7 +129,7 @@ static int replace_object(const char *object_ref, const char *replace_ref,
>  	unsigned char object[20], prev[20], repl[20];
>  	enum object_type obj_type, repl_type;
>  	char ref[PATH_MAX];
> -	struct ref_lock *lock;
> +	struct ref_transaction *transaction;
>  
>  	if (get_sha1(object_ref, object))
>  		die("Failed to resolve '%s' as a valid ref.", object_ref);
> @@ -157,11 +157,14 @@ static int replace_object(const char *object_ref, const char *replace_ref,
>  	else if (!force)
>  		die("replace ref '%s' already exists", ref);
>  
> -	lock = lock_any_ref_for_update(ref, prev, 0, NULL);
> -	if (!lock)
> -		die("%s: cannot lock the ref", ref);
> -	if (write_ref_sha1(lock, repl, NULL) < 0)
> -		die("%s: cannot update the ref", ref);
> +	transaction = ref_transaction_begin();
> +	if (!transaction)
> +		die(_("%s: cannot start transaction"), ref);
> +	if (ref_transaction_update(transaction, ref, repl, prev,
> +				   0, !is_null_sha1(prev)))
> +		die(_("%s: cannot update transaction"), ref);
> +	if (ref_transaction_commit(transaction, NULL, UPDATE_REFS_DIE_ON_ERR))
> +		die(_("%s: cannot commit transaction"), ref);

The same comment that I made to 05/11 applies here too (and, I predict,
to other patches yet to come).

>  
>  	return 0;
>  }
> 

Michael

-- 
Michael Haggerty
mhagger@alum.mit.edu
http://softwareswirl.blogspot.com/

  reply	other threads:[~2014-04-19 19:14 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-17 19:46 [PATCH 00/11] Use ref transactions from most callers Ronnie Sahlberg
2014-04-17 19:46 ` [PATCH 01/11] refs.c: constify the sha arguments for ref_transaction_create|delete|update Ronnie Sahlberg
2014-04-19 18:56   ` Michael Haggerty
2014-04-17 19:46 ` [PATCH 02/11] refs.c: change ref_transaction_update() to do error checking and return status Ronnie Sahlberg
2014-04-19 18:55   ` Michael Haggerty
2014-04-25 21:32   ` Jonathan Nieder
2014-04-17 19:46 ` [PATCH 03/11] refs.c: change ref_transaction_create " Ronnie Sahlberg
2014-04-19 18:59   ` Michael Haggerty
2014-04-17 19:46 ` [PATCH 04/11] refs.c: ref_transaction_delete to check for error " Ronnie Sahlberg
2014-04-19 19:00   ` Michael Haggerty
2014-04-17 19:46 ` [PATCH 05/11] tag.c: use ref transactions when doing updates Ronnie Sahlberg
2014-04-19 19:12   ` Michael Haggerty
2014-04-17 19:46 ` [PATCH 06/11] replace.c: use the ref transaction functions for updates Ronnie Sahlberg
2014-04-19 19:14   ` Michael Haggerty [this message]
2014-04-17 19:46 ` [PATCH 07/11] commit.c: use ref transactions " Ronnie Sahlberg
2014-04-19 19:23   ` Michael Haggerty
2014-04-21 18:45     ` Ronnie Sahlberg
2014-04-17 19:46 ` [PATCH 08/11] sequencer.c: use ref transactions for all ref updates Ronnie Sahlberg
2014-04-17 19:46 ` [PATCH 09/11] fast-import.c: change update_branch to use ref transactions Ronnie Sahlberg
2014-04-17 19:46 ` [PATCH 10/11] branch.c: use ref transaction for all ref updates Ronnie Sahlberg
2014-04-17 19:46 ` [PATCH 11/11] walker.c: use ref transaction for " Ronnie Sahlberg
2014-04-19 19:48   ` Michael Haggerty
2014-04-21 21:26     ` Junio C Hamano
2014-04-21 22:29     ` Ronnie Sahlberg

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=5352CB18.5000007@alum.mit.edu \
    --to=mhagger@alum.mit.edu \
    --cc=git@vger.kernel.org \
    --cc=sahlberg@google.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).