From: Daniel Colascione <dancol@dancol.org>
To: Stefan Monnier <monnier@IRO.UMontreal.CA>, 34180@debbugs.gnu.org
Subject: bug#34180: 27.0.50; argv[0] used incorrectly to find the .pdmp
Date: Sat, 26 Jan 2019 19:54:29 -0800 [thread overview]
Message-ID: <5d5d6da7-d0d4-82ae-8034-78d47a6b12c8@dancol.org> (raw)
In-Reply-To: <jwv7eev2w88.fsf@iro.umontreal.ca>
On 1/23/19 8:07 AM, Stefan Monnier wrote:
> Package: Emacs
> Version: 27.0.50
>
>
> Currently, the first .pdmp file that we try to load is found by adding
> ".pdmp" to argv[0].
> This has 2 problems:
>
> 1- It fails miserably if argv[0] is a name relative to $PATH since it
> performs the lookup relative to $PWD instead, which is additionally
> a security issue.
>
> 2- If the executable named by argv[0] is a symlink, it does not try to
> follow the symlink in case the .pdmp is stored next to the
> destination rather than next to the source.
Yep. We should definitely fix that. realpath on argv[0] seems like the
right thing.
next prev parent reply other threads:[~2019-01-27 3:54 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-23 16:07 bug#34180: 27.0.50; argv[0] used incorrectly to find the .pdmp Stefan Monnier
2019-01-27 3:54 ` Daniel Colascione [this message]
2019-01-27 15:23 ` Eli Zaretskii
2021-10-11 14:02 ` Lars Ingebrigtsen
2021-10-11 14:04 ` Lars Ingebrigtsen
2021-10-11 15:10 ` Paul Eggert
2021-10-11 16:05 ` Eli Zaretskii
2021-10-11 20:13 ` Daniel Colascione
2021-10-12 0:51 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2021-10-12 10:51 ` Lars Ingebrigtsen
2021-10-12 11:54 ` Philipp Stephani
2021-10-12 11:59 ` Lars Ingebrigtsen
2021-10-12 14:10 ` Eli Zaretskii
2021-10-11 15:54 ` Eli Zaretskii
2021-10-12 10:48 ` Lars Ingebrigtsen
2021-10-11 21:16 ` Richard Stallman
2021-10-12 12:27 ` Mattias Engdegård
2021-10-12 16:24 ` Daniel Colascione
2021-10-12 16:46 ` Eli Zaretskii
2021-10-12 16:59 ` Mattias Engdegård
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