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bug#28503: 25.3; buffer-file-name returns nil in eww-pdfs
From: |
Alex Branham |
Subject: |
bug#28503: 25.3; buffer-file-name returns nil in eww-pdfs |
Date: |
Mon, 18 Sep 2017 20:33:31 -0500 |
User-agent: |
mu4e 0.9.18; emacs 25.3.1 |
But in a "normal" doc-view (ie one that's just visiting a file in your home
dir), doc-view--buffer-file-name will return the file name even though the
buffer is displaying the png, right? From the docstring:
The file name used for conversion. Normally it’s the same as
‘buffer-file-name’...
On Tue 19 Sep 2017 at 00:40, Glenn Morris <rgm@gnu.org> wrote:
> Alex Branham wrote:
>
>> M-x eww
>> (navigate to a pdf, I found this by searching "pdf test page"):
>> http://www.orimi.com/pdf-test.pdf
>>
>> then eval (buffer-file-name)
>>
>> For me, it returns nil even though the pdf is a file on my computer
>> (somewhere in /tmp for me).
>
> For me, the pdf is displayed using Emacs's Doc View mode.
> This converts the pdf to a png and displays the png.
> So you aren't viewing the actual pdf file, you can't edit it, etc.
> So I don't think it would make sense to set buffer-file-name as if you were.
> (There is doc-view--buffer-file-name, an internal variable.)