GNU bug report logs - #79036
[PATCH] Fix pdb tracking for remote filenames

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From: Michael Albinus <michael.albinus <at> gmx.de>
To: Liu Hui <liuhui1610 <at> gmail.com>
Cc: Eli Zaretskii <eliz <at> gnu.org>, 79036 <at> debbugs.gnu.org, kobarity <at> gmail.com
Subject: bug#79036: [PATCH] Fix pdb tracking for remote filenames
Date: Fri, 18 Jul 2025 16:13:00 +0200

Liu Hui <liuhui1610 <at> gmail.com> writes:

> For example, below is the pdb output in a remote python shell, and the
> file-name "/tmp/test.py" is local. Because of the "from ... import
> ...", we can know the file is on the remote system.
>
>     >>> from test import f; f()
>     > /tmp/test.py(3)f()
>     -> return 1
>     (Pdb)
>
> However, with the following pdb output in a remote python shell
>
>     >>> f()
>     > /tmp/test.py(3)f()
>     -> return 1
>     (Pdb)
>
> The local filename "/tmp/test.py" may be on the remote system like the
> above case, or may be on the local host if we press C-c C-c to send
> its code to the remote process.
>
> Which file should python shell track? The simplest solution is to
> check which file exists.

No. The mature check is whether default-directory is remote. Everything
else is voodoo. Can work, but no guarantee.

Best regards, Michael.

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