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From: Michael Haggerty <mhagger@alum.mit.edu>
To: Duy Nguyen <pclouds@gmail.com>
Cc: "Junio C Hamano" <gitster@pobox.com>, "Jeff King" <peff@peff.net>,
	"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
	"Stefan Beller" <sbeller@google.com>,
	"David Turner" <novalis@novalis.org>,
	"Git Mailing List" <git@vger.kernel.org>
Subject: Re: [PATCH v2 10/20] ref-cache: introduce a new type, ref_cache
Date: Sun, 16 Apr 2017 06:52:47 +0200	[thread overview]
Message-ID: <8208a712-e6ea-a2e6-f206-9796f056f1af@alum.mit.edu> (raw)
In-Reply-To: <CACsJy8Careik7fCtXo_Luu40G8YPXAgZomFKDkCOuuOfEYm7nA@mail.gmail.com>

On 04/07/2017 01:32 PM, Duy Nguyen wrote:
> On Fri, Mar 31, 2017 at 9:11 PM, Michael Haggerty <mhagger@alum.mit.edu> wrote:
>> +void free_ref_cache(struct ref_cache *cache)
>> +{
>> +       free_ref_entry(cache->root);
>> +       free(cache);
>> +}
> 
> free(NULL) is no-op (and safe). Maybe we should follow the same
> pattern for free_ref_cache(). It's really up to you.

If I look at other `free_*()` functions in our codebase, it doesn't seem
that many of them handle NULL, and that feature wouldn't help the
callers of this function. So I think I'll leave it the way that it is.

Michael


  reply	other threads:[~2017-04-16  4:52 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-31 14:10 [PATCH v2 00/20] Separate `ref_cache` into a separate module Michael Haggerty
2017-03-31 14:10 ` [PATCH v2 01/20] get_ref_dir(): don't call read_loose_refs() for "refs/bisect" Michael Haggerty
2017-03-31 17:18   ` Stefan Beller
2017-03-31 14:11 ` [PATCH v2 02/20] refs_read_raw_ref(): new function Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 03/20] refs_ref_iterator_begin(): " Michael Haggerty
2017-04-07 10:57   ` Duy Nguyen
2017-04-16  4:39     ` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 04/20] refs_verify_refname_available(): implement once for all backends Michael Haggerty
2017-04-07 11:20   ` Duy Nguyen
2017-04-16  4:44     ` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 05/20] refs_verify_refname_available(): use function in more places Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 06/20] ref-cache: rename `add_ref()` to `add_ref_entry()` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 07/20] ref-cache: rename `find_ref()` to `find_ref_entry()` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 08/20] ref-cache: rename `remove_entry()` to `remove_entry_from_dir()` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 09/20] refs: split `ref_cache` code into separate files Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 10/20] ref-cache: introduce a new type, ref_cache Michael Haggerty
2017-04-07 11:32   ` Duy Nguyen
2017-04-16  4:52     ` Michael Haggerty [this message]
2017-03-31 14:11 ` [PATCH v2 11/20] refs: record the ref_store in ref_cache, not ref_dir Michael Haggerty
2017-04-07 11:38   ` Duy Nguyen
2017-04-16  5:49     ` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 12/20] ref-cache: use a callback function to fill the cache Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 13/20] refs: handle "refs/bisect/" in `loose_fill_ref_dir()` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 14/20] do_for_each_entry_in_dir(): eliminate `offset` argument Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 15/20] get_loose_ref_dir(): function renamed from get_loose_refs() Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 16/20] get_loose_ref_cache(): new function Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 17/20] cache_ref_iterator_begin(): make function smarter Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 18/20] commit_packed_refs(): use reference iteration Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 19/20] files_pack_refs(): " Michael Haggerty
2017-04-07 11:51   ` Duy Nguyen
2017-04-16  6:13     ` Michael Haggerty
2017-03-31 14:11 ` [PATCH v2 20/20] do_for_each_entry_in_dir(): delete function Michael Haggerty
2017-03-31 16:01 ` [PATCH v2 00/20] Separate `ref_cache` into a separate module Junio C Hamano
2017-04-01  5:16   ` Michael Haggerty
2017-04-05 14:03     ` Duy Nguyen
2017-04-07 11:53       ` Duy Nguyen
2017-04-16  6:15         ` Michael Haggerty
2017-04-01 21:26   ` Ramsay Jones
2017-04-02  3:38     ` Junio C Hamano
2017-04-02 14:48       ` Ramsay Jones
2017-04-02 16:44         ` Junio C Hamano
2017-04-01  6:20 ` Jeff King

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