RetroSearch Browse

Sat Mar 18 11:27:58 EDT 2017 · https://mail.python.org/pipermail/python-dev/2017-March/147621.html

exec -a would seem to end up setting argv[0] on the CPython interpreter
itself, which I don't think is the desired effect...

--
Ryan (ライアン)
Yoko Shimomura > ryo (supercell/EGOIST) > Hiroyuki Sawano >> everyone else
http://refi64.com

On Mar 18, 2017 10:11 AM, "Freddy Rietdijk" <freddyrietdijk at fridh.nl> wrote:

> Hi,
>
> I would like to know if you're open to supporting `exec -a` or an
> environment variable for setting `argv[0]`, and have some pointers as to
> where that should be implemented.
>
> On Nixpkgs we typically use wrappers to set environment variables like
> PATH or PYTHONPATH for individual programs. Consider a program named
> `prog`. We move the original program `prog` to `.prog-wrapped` and then
> create a wrapper `prog` that does `exec -a prog .prog-wrapped`.
>
> Unfortunately `exec -a` does not work with Python. The process is still
> named `.prog-wrapped` (although that's not really a problem) but worse,
> `sys.argv[0]` is also `.prog-wrapped`. Currently we inject some code in
> programs that sets `sys.argv=[0] = "prog" but this is fragile and I would
> prefer to get rid of this.
>
> Kind regards,
>
> Frederik
>
>
>
> _______________________________________________
> Python-Dev mailing list
> Python-Dev at python.org
> https://mail.python.org/mailman/listinfo/python-dev
> Unsubscribe: https://mail.python.org/mailman/options/python-dev/
> rymg19%40gmail.com
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.python.org/pipermail/python-dev/attachments/20170318/eed19cc3/attachment.html>

Home - News ( United States | United Kingdom | Italy | Germany ) - Football scores

Showing content from https://mail.python.org/pipermail/python-dev/2017-March/147621.html below:

[Python-Dev] Set program name through exec -a or environment variable