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From: Junio C Hamano <gitster@pobox.com>
To: Jeff King <peff@peff.net>
Cc: "Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
	git@vger.kernel.org, "Tim Schumacher" <timschumi@gmx.de>,
	"Duy Nguyen" <pclouds@gmail.com>
Subject: Re: [PATCH] alias: detect loops in mixed execution mode
Date: Mon, 22 Oct 2018 10:23:01 +0900	[thread overview]
Message-ID: <xmqq5zxuzsei.fsf@gitster-ct.c.googlers.com> (raw)
In-Reply-To: <20181020185852.GA6234@sigill.intra.peff.net> (Jeff King's message of "Sat, 20 Oct 2018 14:58:53 -0400")

Jeff King <peff@peff.net> writes:

> I agree it's probably quite rare, if it exists at all. But I also wonder
> how important looping alias protection is. It's also rare, and the
> outcome is usually "gee, I wonder why this is taking so long? ^C".
>
> At least that's my instinct. I don't remember having run into this at
> all myself (though certainly I have written my fair share of infinite
> loops in other systems, like bash aliases, and that is what happened).

Yup, that instict is shared with me, and I tend to prefer something
based on a simple counter for that reason.

> Would we print a long error message? I'd assume that we'd just recurse
> for longer and print one error message that says:
>
>   fatal: woah, you're 1000-levels deep in Git commands!
>
> That doesn't help the user find the recursion, but re-running with
> GIT_TRACE=1 would make it pretty clear, I'd think.

Thanks.

  parent reply	other threads:[~2018-10-22  1:23 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-05  8:54 [RFC PATCH v2] Allow aliases that include other aliases Tim Schumacher
2018-09-05 15:48 ` Duy Nguyen
2018-09-05 19:02   ` Tim Schumacher
2018-09-05 17:12 ` Junio C Hamano
2018-09-05 19:12   ` Tim Schumacher
2018-09-05 17:34 ` Jeff King
2018-09-05 20:02   ` Tim Schumacher
2018-09-06 13:38     ` Ævar Arnfjörð Bjarmason
2018-09-06 14:17     ` Ævar Arnfjörð Bjarmason
2018-10-18 22:57       ` [PATCH] alias: detect loops in mixed execution mode Ævar Arnfjörð Bjarmason
2018-10-19  8:28         ` Ævar Arnfjörð Bjarmason
2018-10-19 22:09           ` Jeff King
2018-10-20 10:52             ` Ævar Arnfjörð Bjarmason
2018-10-19 22:07         ` Jeff King
2018-10-20 11:14           ` Ævar Arnfjörð Bjarmason
2018-10-20 18:58             ` Jeff King
2018-10-20 19:18               ` Ævar Arnfjörð Bjarmason
2018-10-22 21:15                 ` Jeff King
2018-10-22 21:28                   ` Ævar Arnfjörð Bjarmason
2018-10-22  1:23               ` Junio C Hamano [this message]
2018-10-26  8:39               ` Jeff King
2018-10-26 12:44                 ` Ævar Arnfjörð Bjarmason
2018-10-29  3:44                 ` Junio C Hamano
2018-10-29 14:17                   ` Jeff King
2018-09-05 21:51   ` [RFC PATCH v2] Allow aliases that include other aliases Junio C Hamano
2018-09-06 10:16 ` [PATCH v3] " Tim Schumacher
2018-09-06 14:01   ` Ævar Arnfjörð Bjarmason
2018-09-06 14:57     ` Jeff King
2018-09-06 15:10       ` Ævar Arnfjörð Bjarmason
2018-09-06 16:18         ` Jeff King
2018-09-06 19:05       ` Tim Schumacher
2018-09-06 19:17         ` Jeff King
2018-09-06 14:59   ` Jeff King
2018-09-06 18:40     ` Junio C Hamano
2018-09-06 19:05       ` Jeff King
2018-09-06 19:31       ` Tim Schumacher
2018-09-07 22:44 ` [RFC PATCH v4 1/3] Add support for nested aliases Tim Schumacher
2018-09-07 22:44   ` [RFC PATCH v4 2/3] Show the call history when an alias is looping Tim Schumacher
2018-09-08 13:34     ` Duy Nguyen
2018-09-08 16:29       ` Jeff King
2018-09-07 22:44   ` [RFC PATCH v4 3/3] t0014: Introduce alias testing suite Tim Schumacher
2018-09-07 23:38     ` Eric Sunshine
2018-09-14 23:12       ` Tim Schumacher
2018-09-16  7:21         ` Eric Sunshine
2018-09-08 13:28   ` [RFC PATCH v4 1/3] Add support for nested aliases Duy Nguyen
2018-09-16  7:46     ` Tim Schumacher
2018-09-17 15:37       ` Junio C Hamano
2018-09-21 12:45         ` Tim Schumacher
2018-09-21 15:59           ` Junio C Hamano
2018-09-16  7:50   ` [PATCH v5 " Tim Schumacher
2018-09-16  7:50     ` [PATCH v5 2/3] Show the call history when an alias is looping Tim Schumacher
2018-09-16  7:50     ` [PATCH v5 3/3] t0014: Introduce an alias testing suite Tim Schumacher

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