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bug#34355: Emacs confusion with file locking after hostname change
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From: |
Glenn Morris |
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Subject: |
bug#34355: Emacs confusion with file locking after hostname change |
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Date: |
Wed, 06 Feb 2019 22:54:09 -0500 |
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User-agent: |
Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/) |
"Ulrich Windl" wrote:
> In Emacs 25.3.1 I had the problem that Emacs refuses to save a
> modified buffer after plugging in the network cable: The hostname
> changed through DHCP, and now Emacs says the file is locked by another
> user with some PID. However that PID is the only Emacs PID on the
> system, and it's Emacs' own PID!
> I suspect that Emacs gets the hostname once during startup, and never
> checks it again.
If it worked like that, you wouldn't have a problem.
But since https://debbugs.gnu.org/19438, system-name does change dynamically.