GNU bug report logs - #34180
27.0.50; argv[0] used incorrectly to find the .pdmp

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 34180 <at> debbugs.gnu.org, Daniel Colascione <dancol <at> dancol.org>, monnier <at> IRO.UMontreal.CA, Paul Eggert <eggert <at> cs.ucla.edu>
Subject: bug#34180: 27.0.50; argv[0] used incorrectly to find the .pdmp
Date: Mon, 11 Oct 2021 16:04:23 +0200

Lars Ingebrigtsen <larsi <at> gnus.org> writes:

> Eli Zaretskii <eliz <at> gnu.org> writes:
>
>> Wouldn't it be better to have a method of finding the absolute file
>> name of the executable from which the process was started, regardless
>> of what argv[0] says?  The way to do that is system-dependent (on
>> GNU/Linux, I believe you need to readlink ("/proc/self/exe") or
>> somesuch, for example), but AFAIK this can be done on all platforms we
>> support.
>
> It looks like find_executable from progreloc in gnulib provides a
> portable interface for this?  I've added Paul to the CCs.

(Wrong address for Paul; resending to fix that.)

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