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From: Junio C Hamano <gitster@pobox.com>
To: Kyle Lippincott <spectral@google.com>
Cc: "Eric Sunshine" <ericsunshine@charter.net>,
	git@vger.kernel.org, "Rubén Justo" <rjusto@gmail.com>,
	"Eric Sunshine" <sunshine@sunshineco.com>
Subject: Re: [PATCH 3/4] check-non-portable-shell: improve `VAR=val shell-func` detection
Date: Mon, 22 Jul 2024 11:10:52 -0700	[thread overview]
Message-ID: <xmqq34o1cn6b.fsf@gitster.g> (raw)
In-Reply-To: <CAO_smVg8+WCG0dWZNPVbDM4gBJLLHrg96nOCzje6B3hUGneDGg@mail.gmail.com> (Kyle Lippincott's message of "Mon, 22 Jul 2024 10:26:10 -0700")

Kyle Lippincott <spectral@google.com> writes:

> Is there an example of a shell on Linux that has this behavior that I
> can observe, and/or reproduction steps?

Every once in a while this comes up and we fix, e.g.

https://lore.kernel.org/git/528CE716.8060307@ramsay1.demon.co.uk/
https://lore.kernel.org/git/c6efda03848abc00cf8bf8d84fc34ef0d652b64c.1264151435.git.mhagger@alum.mit.edu/
https://lore.kernel.org/git/Koa4iojOlOQ_YENPwWXKt7G8Aa1x6UaBnFFtliKdZmpcrrqOBhY7NQ@cipher.nrlssc.navy.mil/
https://lore.kernel.org/git/20180713055205.32351-2-sunshine@sunshineco.com/
https://lore.kernel.org/git/574E27A4.6040804@ramsayjones.plus.com/

which is from a query

    https://lore.kernel.org/git/?q=one-shot+export+shell+function

but unfortunately we do not document which exact shell the observed
breakage happened with.

The closest article I found that is suitable as a discussion
reignitor talks about what POSIX requires, which may be more
relevant:

  https://lore.kernel.org/git/4B5027B8.2090507@viscovery.net/


  reply	other threads:[~2024-07-22 18:10 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-22  6:59 [PATCH 0/4] improve one-shot variable detection with shell function Eric Sunshine
2024-07-22  6:59 ` [PATCH 1/4] t3430: modernize one-shot "VAR=val shell-func" invocation Eric Sunshine
2024-07-22 15:09   ` Phillip Wood
2024-07-23  9:26     ` Phillip Wood
2024-07-26  6:33       ` Eric Sunshine
2024-07-26  6:15     ` Eric Sunshine
2024-07-22 18:24   ` Junio C Hamano
2024-07-26  6:30     ` Eric Sunshine
2024-07-22  6:59 ` [PATCH 2/4] t4034: fix use of one-shot variable assignment with shell function Eric Sunshine
2024-07-22  6:59 ` [PATCH 3/4] check-non-portable-shell: improve `VAR=val shell-func` detection Eric Sunshine
2024-07-22 14:46   ` Rubén Justo
2024-07-26  6:45     ` Eric Sunshine
2024-07-26 13:15       ` Rubén Justo
2024-07-22 17:26   ` Kyle Lippincott
2024-07-22 18:10     ` Junio C Hamano [this message]
2024-07-22 21:35       ` Kyle Lippincott
2024-07-22 21:57         ` Junio C Hamano
2024-07-22  6:59 ` [PATCH 4/4] check-non-portable-shell: suggest alternative for `VAR=val shell-func` Eric Sunshine
2024-07-22 14:47   ` Rubén Justo
2024-07-22 14:50 ` [PATCH 0/4] improve one-shot variable detection with shell function Rubén Justo
2024-07-26  8:15 ` [PATCH v2 0/5] " Eric Sunshine
2024-07-26  8:15   ` [PATCH v2 1/5] t3430: drop unnecessary one-shot "VAR=val shell-func" invocation Eric Sunshine
2024-07-26 18:50     ` Junio C Hamano
2024-07-26 19:32       ` Eric Sunshine
2024-07-26  8:15   ` [PATCH v2 2/5] t4034: fix use of one-shot variable assignment with shell function Eric Sunshine
2024-07-26  8:15   ` [PATCH v2 3/5] check-non-portable-shell: loosen one-shot assignment error message Eric Sunshine
2024-07-26  8:15   ` [PATCH v2 4/5] check-non-portable-shell: suggest alternative for `VAR=val shell-func` Eric Sunshine
2024-07-26 13:11     ` Rubén Justo
2024-07-26 19:31       ` Eric Sunshine
2024-07-26  8:15   ` [PATCH v2 5/5] check-non-portable-shell: improve `VAR=val shell-func` detection Eric Sunshine
2024-07-26 18:38   ` [PATCH v2 0/5] improve one-shot variable detection with shell function Junio C Hamano
2024-07-27  5:35   ` [PATCH v3 " Eric Sunshine
2024-07-27  5:35     ` [PATCH v3 1/5] t3430: drop unnecessary one-shot "VAR=val shell-func" invocation Eric Sunshine
2024-07-27  5:35     ` [PATCH v3 2/5] t4034: fix use of one-shot variable assignment with shell function Eric Sunshine
2024-07-27  5:35     ` [PATCH v3 3/5] check-non-portable-shell: loosen one-shot assignment error message Eric Sunshine
2024-07-27  5:35     ` [PATCH v3 4/5] check-non-portable-shell: suggest alternative for `VAR=val shell-func` Eric Sunshine
2024-07-27  5:35     ` [PATCH v3 5/5] check-non-portable-shell: improve `VAR=val shell-func` detection Eric Sunshine

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