From: "Martin Ågren" <martin.agren@gmail.com>
To: Jeff King <peff@peff.net>
Cc: Git Mailing List <git@vger.kernel.org>,
Junio C Hamano <gitster@pobox.com>,
Emily Shaffer <emilyshaffer@google.com>
Subject: Re: [PATCH 3/4] grep: simplify color setup
Date: Sat, 21 Nov 2020 21:52:33 +0100 [thread overview]
Message-ID: <CAN0heSpNYpCGqgaa9LABG1T1LRa9jbGxvUucSSvrJG9ztHpXOg@mail.gmail.com> (raw)
In-Reply-To: <20201121202310.GA972561@coredump.intra.peff.net>
On Sat, 21 Nov 2020 at 21:23, Jeff King <peff@peff.net> wrote:
>
> On Sat, Nov 21, 2020 at 07:31:09PM +0100, Martin Ågren wrote:
>> > Cc-ing Peff, who initially introduced this helper. After having inlined
> > the function into the for loop, it seemed better to just copy the whole
> > array. Happy to hear arguments against.
>
> No, this is way better than the existing code. I introduced it to get
> away from strcpy(), but this is better still. But...
>
> > Come to think of it, I suppose we could copy the whole struct and not
> > just the color array. Hmmm...
>
> Yes, this seems even better. If our goal is just to start our new
> grep_opt the same as grep_defaults, then a single-line struct copy
> (whether through assignment or memcpy) is even clearer and more
> maintainable.
Ok, thanks for the encouraging words. I couldn't keep myself from
thinking that we're doing this for some weird ... performance reason?
Thanks for taking me out of that thought.
I'll hold off for a while in case there's more feedback, then look into
replacing this patch with a more aggressive copy of the whole struct.
Martin
next prev parent reply other threads:[~2020-11-21 20:55 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-21 18:31 [PATCH 0/4] grep: retire `init_grep_defaults()` Martin Ågren
2020-11-21 18:31 ` [PATCH 1/4] grep: don't set up a "default" repo for grep Martin Ågren
2020-11-21 18:31 ` [PATCH 2/4] grep: use designated initializers for `grep_defaults` Martin Ågren
2020-11-21 18:31 ` [PATCH 3/4] grep: simplify color setup Martin Ågren
2020-11-21 20:23 ` Jeff King
2020-11-21 20:52 ` Martin Ågren [this message]
2020-11-21 22:46 ` Junio C Hamano
2020-11-24 6:54 ` Jeff King
2020-11-21 18:31 ` [PATCH 4/4] MyFirstObjectWalk: drop `init_walken_defaults()` Martin Ågren
2020-11-23 11:03 ` [PATCH 0/4] grep: retire `init_grep_defaults()` Johannes Schindelin
2020-11-24 21:04 ` [PATCH v2 0/4] grep: simplify "grep defaults" handling Martin Ågren
2020-11-24 21:04 ` [PATCH v2 1/4] grep: don't set up a "default" repo for grep Martin Ågren
2020-11-24 21:04 ` [PATCH v2 2/4] grep: use designated initializers for `grep_defaults` Martin Ågren
2020-11-24 21:04 ` [PATCH v2 3/4] grep: copy struct in one fell swoop Martin Ågren
2020-11-24 22:34 ` Junio C Hamano
2020-11-25 6:25 ` Martin Ågren
2020-11-25 7:53 ` Junio C Hamano
2020-11-26 20:25 ` Martin Ågren
2020-11-24 21:04 ` [PATCH v2 4/4] MyFirstObjectWalk: drop `init_walken_defaults()` Martin Ågren
2020-11-25 9:27 ` [PATCH v2 0/4] grep: simplify "grep defaults" handling Ævar Arnfjörð Bjarmason
2020-11-29 19:52 ` [PATCH v3 " Martin Ågren
2020-11-29 19:52 ` [PATCH v3 1/4] grep: don't set up a "default" repo for grep Martin Ågren
2020-11-29 19:52 ` [PATCH v3 2/4] grep: use designated initializers for `grep_defaults` Martin Ågren
2020-11-29 19:52 ` [PATCH v3 3/4] grep: copy struct in one fell swoop Martin Ågren
2020-11-29 19:52 ` [PATCH v3 4/4] MyFirstObjectWalk: drop `init_walken_defaults()` Martin Ågren
2020-12-01 4:46 ` [PATCH v3 0/4] grep: simplify "grep defaults" handling Junio C Hamano
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