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fetch: refactor fetch refs to be more extendable 

Refactor `fetch_refs()` code to make it more extendable by explicitly
handling error cases. The refactored code should behave the same.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Patrick Steinhardt 2021-09-01 15:09:58 +02:00 committed by Junio C Hamano
parent 62b5a35a33
commit 284b2ce8fc
1 changed files with 17 additions and 7 deletions
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24
builtin/fetch.c
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@ -1293,18 +1293,28 @@ static int check_exist_and_connected(struct ref *ref_map)
static int fetch_refs(struct transport *transport, struct ref *ref_map)
{
int ret = check_exist_and_connected(ref_map);
int ret;
/*
* We don't need to perform a fetch in case we can already satisfy all
* refs.
*/
ret = check_exist_and_connected(ref_map);
if (ret) {
trace2_region_enter("fetch", "fetch_refs", the_repository);
ret = transport_fetch_refs(transport, ref_map);
trace2_region_leave("fetch", "fetch_refs", the_repository);
if (ret)
goto out;
}
if (!ret)
/*
* Keep the new pack's ".keep" file around to allow the caller
* time to update refs to reference the new objects.
*/
return 0;
/*
* Keep the new pack's ".keep" file around to allow the caller
* time to update refs to reference the new objects.
*/
return ret;
out:
transport_unlock_pack(transport);
return ret;
}