On 02/11/2015 12:12 AM, Stefan Beller wrote:
> Signed-off-by: Stefan Beller <sbel...@google.com>
> ---
>
> Notes:
> When this patch series is applied, you only have 3 occurences of
> force_write.
>
> 1. In the struct as an undocumented int.
> 2. In lock_ref_sha1_basic:
> if ((flags & REF_NODEREF) && (type & REF_ISSYMREF))
> lock->force_write = 1;
> 3: In ref_transaction_commit:
> /* Perform updates first so live commits remain referenced */
> for (i = 0; i < n; i++) {
> struct ref_update *update = updates[i];
>
> if (!is_null_sha1(update->new_sha1)) {
> if (!update->lock->force_write &&
> !hashcmp(update->lock->old_sha1, update->new_sha1))
> {
> unlock_ref(update->lock);
> update->lock = NULL;
> } else if (write_ref_sha1(update->lock,
> update->new_sha1,
> update->msg)) {
> update->lock = NULL; /* freed by write_ref_sha1
> */
> strbuf_addf(err, "Cannot update the ref '%s'.",
> update->refname);
> ret = TRANSACTION_GENERIC_ERROR;
> goto cleanup;
> } else {
> /* freed by write_ref_sha1(): */
> update->lock = NULL;
> }
> }
> }
>
> So maybe we can solve it even more elegant by omiting the first 2
> occurences and
> directly check the type and flags in ref_transaction_commit.
>
> Maybe this makes sense to go on top of that series?
> [...]
This is a good idea; I'll add it in the re-roll.
Michael
--
Michael Haggerty
mhag...@alum.mit.edu
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