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From: Ronnie Sahlberg <sahlberg@google.com>
To: git@vger.kernel.org
Cc: mhagger@alum.mit.edu, Ronnie Sahlberg <sahlberg@google.com>
Subject: [PATCH v2 07/13] replace.c: use the ref transaction functions for updates
Date: Mon, 21 Apr 2014 15:53:25 -0700	[thread overview]
Message-ID: <1398120811-20284-8-git-send-email-sahlberg@google.com> (raw)
In-Reply-To: <1398120811-20284-1-git-send-email-sahlberg@google.com>

Update replace.c to use ref transactions for updates.

Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
---
 builtin/replace.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/builtin/replace.c b/builtin/replace.c
index b62420a..b91e550 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 +157,12 @@ 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 ||
+	    ref_transaction_update(transaction, ref, repl, prev,
+				   0, !is_null_sha1(prev)) ||
+	    ref_transaction_commit(transaction, NULL, UPDATE_REFS_DIE_ON_ERR))
+		die(_("%s: failed to replace ref"), ref);
 
 	return 0;
 }
-- 
1.9.1.515.g3b87021

  parent reply	other threads:[~2014-04-21 22:54 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-21 22:53 [PATCH v2 00/13] Use ref transactions from most callers Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 01/13] refs.c: constify the sha arguments for ref_transaction_create|delete|update Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 02/13] refs.c: use a single exit path from transaction commit and handle onerr Ronnie Sahlberg
2014-04-22 19:11   ` Junio C Hamano
2014-04-22 22:46     ` Ronnie Sahlberg
2014-04-22 19:14   ` Junio C Hamano
2014-04-21 22:53 ` [PATCH v2 03/13] refs.c: change ref_transaction_update() to do error checking and return status Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 04/13] refs.c: change ref_transaction_create " Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 05/13] refs.c: ref_transaction_delete to check for error " Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 06/13] tag.c: use ref transactions when doing updates Ronnie Sahlberg
2014-04-21 22:53 ` Ronnie Sahlberg [this message]
2014-04-21 22:53 ` [PATCH v2 08/13] commit.c: use ref transactions for updates Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 09/13] sequencer.c: use ref transactions for all ref updates Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 10/13] fast-import.c: change update_branch to use ref transactions Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 11/13] branch.c: use ref transaction for all ref updates Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 12/13] walker.c: use ref transaction for " Ronnie Sahlberg
2014-04-21 22:53 ` [PATCH v2 13/13] refs.c: change update_ref to use a transaction Ronnie Sahlberg
2014-04-22 19:34 ` [PATCH v2 00/13] Use ref transactions from most callers Junio C Hamano
2014-04-22 22:43   ` Ronnie Sahlberg

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