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From: Jeff King <peff@peff.net>
To: Taylor Blau <me@ttaylorr.com>
Cc: git@vger.kernel.org, Chris Torek <chris.torek@gmail.com>,
	Derrick Stolee <derrickstolee@github.com>,
	Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH v3 2/2] builtin/pack-objects.c: introduce `pack.recentObjectsHook`
Date: Fri, 12 May 2023 00:58:53 -0400	[thread overview]
Message-ID: <20230512045853.GA2479240@coredump.intra.peff.net> (raw)
In-Reply-To: <2ce8a79fa4bf98947728da4e6e22304a2f203fac.1683847221.git.me@ttaylorr.com>

On Thu, May 11, 2023 at 07:20:37PM -0400, Taylor Blau wrote:

> +static int run_one_pack_recent_objects_hook(struct oidset *set,
> +					    const char *args)
> +{
> +	struct child_process cmd = CHILD_PROCESS_INIT;
> +	struct strbuf buf = STRBUF_INIT;
> +	FILE *out;
> +	int ret = 0;
> +
> +	cmd.use_shell = 1;
> +	cmd.out = -1;
> +
> +	strvec_push(&cmd.args, args);
> +
> +	if (start_command(&cmd))
> +		return -1;
> +
> +	out = xfdopen(cmd.out, "r");
> +	while (strbuf_getline(&buf, out) != EOF) {
> +		struct object_id oid;
> +		const char *rest;
> +
> +		if (parse_oid_hex(buf.buf, &oid, &rest) || *rest) {
> +			ret = error(_("invalid extra cruft tip: '%s'"), buf.buf);
> +			goto done;
> +		}
> +
> +		oidset_insert(set, &oid);
> +	}
> +
> +	ret = finish_command(&cmd);
> +
> +done:

I haven't looked closely at this whole patch yet (and I especially want
to look at the new tests since this approach covers more cases), but I
did notice that this version of the function still has the "we don't
reap the child on parse failure" problem I described in:

  https://lore.kernel.org/git/20230505221921.GE3321533@coredump.intra.peff.net/

I'll try to give the whole patch a more thorough review tomorrow.

-Peff

  reply	other threads:[~2023-05-12  4:58 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-11 23:20 [PATCH v3 0/2] pack-objects: introduce `pack.extraRecentObjectsHook` Taylor Blau
2023-05-11 23:20 ` [PATCH v3 1/2] reachable.c: extract `obj_is_recent()` Taylor Blau
2023-05-11 23:20 ` [PATCH v3 2/2] builtin/pack-objects.c: introduce `pack.recentObjectsHook` Taylor Blau
2023-05-12  4:58   ` Jeff King [this message]
2023-05-15 20:15     ` Taylor Blau
2023-05-12 21:24   ` Jeff King
2023-05-12 21:36     ` Taylor Blau
2023-05-12 21:46       ` Jeff King
2023-05-12 21:45     ` Jeff King
2023-05-12 22:01       ` Jeff King
2023-05-12 23:21         ` Junio C Hamano
2023-05-13  0:11           ` Jeff King
2023-05-13  0:11             ` Jeff King
2023-05-15 20:49       ` Taylor Blau
2023-05-15 20:38     ` Taylor Blau
2023-05-11 23:23 ` [PATCH v3 0/2] pack-objects: introduce `pack.extraRecentObjectsHook` Taylor Blau
2023-05-11 23:39 ` Junio C Hamano
2023-05-11 23:48   ` Taylor Blau
2023-05-16  0:23 ` [PATCH v4 0/2] gc: introduce `gc.recentObjectsHook` Taylor Blau
2023-05-16  0:24   ` [PATCH v4 1/2] reachable.c: extract `obj_is_recent()` Taylor Blau
2023-05-16  0:24   ` [PATCH v4 2/2] gc: introduce `gc.recentObjectsHook` Taylor Blau
2023-05-24 23:21     ` Glen Choo
2023-06-07 22:56       ` Taylor Blau
2023-06-07 22:58 ` [PATCH v5 0/2] " Taylor Blau
2023-06-07 22:58   ` [PATCH v5 1/2] reachable.c: extract `obj_is_recent()` Taylor Blau
2023-06-07 22:58   ` [PATCH v5 2/2] gc: introduce `gc.recentObjectsHook` Taylor Blau
2023-06-09 23:33     ` Glen Choo
2023-06-12 21:14       ` Junio C Hamano

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