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Merge branch 'rs/ref-transaction-1'

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The second batch of the transactional ref update series.

* rs/ref-transaction-1: (22 commits)
  update-ref --stdin: pass transaction around explicitly
  update-ref --stdin: narrow scope of err strbuf
  refs.c: make delete_ref use a transaction
  refs.c: make prune_ref use a transaction to delete the ref
  refs.c: remove lock_ref_sha1
  refs.c: remove the update_ref_write function
  refs.c: remove the update_ref_lock function
  refs.c: make lock_ref_sha1 static
  walker.c: use ref transaction for ref updates
  fast-import.c: use a ref transaction when dumping tags
  receive-pack.c: use a reference transaction for updating the refs
  refs.c: change update_ref to use a transaction
  branch.c: use ref transaction for all ref updates
  fast-import.c: change update_branch to use ref transactions
  sequencer.c: use ref transactions for all ref updates
  commit.c: use ref transactions for updates
  replace.c: use the ref transaction functions for updates
  tag.c: use ref transactions when doing updates
  refs.c: add transaction.status and track OPEN/CLOSED
  refs.c: make ref_transaction_begin take an err argument
  ...
This commit is contained in:
Junio C Hamano
2014-09-11 10:33:30 -07:00
parent 5e1dc48858 88499b296b
commit 01d678a226
11 changed files with 400 additions and 250 deletions
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14
builtin/replace.c
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@ -155,7 +155,8 @@ static int replace_object_sha1(const char *object_ref,
unsigned char prev[20];
enum object_type obj_type, repl_type;
char ref[PATH_MAX];
struct ref_lock *lock;
struct ref_transaction *transaction;
struct strbuf err = STRBUF_INIT;
obj_type = sha1_object_info(object, NULL);
repl_type = sha1_object_info(repl, NULL);
@ -168,12 +169,13 @@ static int replace_object_sha1(const char *object_ref,
check_ref_valid(object, prev, ref, sizeof(ref), force);
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(&err);
if (!transaction ||
ref_transaction_update(transaction, ref, repl, prev, 0, 1, &err) ||
ref_transaction_commit(transaction, NULL, &err))
die("%s", err.buf);
ref_transaction_free(transaction);
return 0;
}