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Re: desktop.el and frame parameters when -nw


From: Eli Zaretskii
Subject: Re: desktop.el and frame parameters when -nw
Date: Wed, 25 Jul 2018 17:30:59 +0300

> From: Jay Kamat <jaygkamat@gmail.com>
> Date: Tue, 24 Jul 2018 19:03:44 -0700
> 
> When desktop.el saves/loads a session, it normally saves and loads the 'frame
> parameters' (set with `set-frame-parameter' and `frame-parameter'). However,
> when starting emacs with -nw (in a terminal, with no gui), these frame
> parameters don't seem to be restored.
> 
> Steps I took to reproduce:
> 
> 1. Start emacs -q
> 2. Eval (set-frame-parameter nil 'test 44)
> 3. M-x desktop-save to an unused directory.
> 4. emacs -q -nw
> 5. M-x desktop-change-dir to the directory from before
> 6. (frame-parameter nil 'test) returns nil.
> 
> However, running steps 4->6 without -nw returns the frame parameter as
> expected.

Why do you need such frame parameters restored when you start Emacs
with -nw?  IOW, what is your real-life use case, and why cannot you
start Emacs without -nw, and then create a TTY frame in that session?



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