Re: Proposal: getdirname utility

From: Damir Simunic <damir.simunic_at_gmail.com>
Date: Mon, 31 Mar 2025 21:10:24 +0200

> On 31 Mar 2025, at 21:02, Brett Neumeier via skaware <skaware_at_list.skarnet.org> wrote:
>
> On 3/31/25 1:48 PM, Damir Simunic wrote:
>
>> The TLDR; is that getcwd and s6-dirname do not provide a desired answer when something messes with the process cwd and argv[0].
>>
>> [...]
>> The launched process receives this very minimal environment: default path, CWD set to /, and the name of the service; launched executable is wired to stdout and stdin as configured (or /dev/null by default if not specified).
>
> Is there a reason you can't just write a script that sets the environment the way you want and then execs into s6-svscan, and have launchd run that script instead of directly running s6-svscan? That seems like it would be pretty straightforward, unless I'm missing something.
>

Any script runs under the same limitations of the minimal environment. `getcwd PATH s6-svscan` would have been enough had it known how to get its own path under launchd. Hence this little modification.
Received on Mon Mar 31 2025 - 21:10:24 CEST

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