From: Thierry Volpiatto <thievol@posteo.net>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: Tomas Hlavaty <tom@logand.com>, Po Lu <luangruo@yahoo.com>,
Stefan Kangas <stefan@marxist.se>,
emacs-devel@gnu.org
Subject: Re: master fe7c015b20: Support XFCE in wallpaper.el
Date: Tue, 20 Sep 2022 06:16:34 +0000 [thread overview]
Message-ID: <87y1ue5zsv.fsf@posteo.net> (raw)
In-Reply-To: <jwvo7vbnk1h.fsf-monnier+emacs@gnu.org>
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Stefan Monnier <monnier@iro.umontreal.ca> writes:
> Tomas Hlavaty [2022-09-19 22:16:07] wrote:
>> On Mon 19 Sep 2022 at 18:05, Thierry Volpiatto <thievol@posteo.net> wrote:
>>> (let* ((screen (shell-command-to-string "echo -n $DISPLAY"))
>> would (getenv "DISPLAY") be better?
>
> BTW, the two will *usually* return the same result, except in the case
> where the selected frame is a tty frame created via an `emacsclient`, in
> which case the `DISPLAY` passed to the subprocess depends on the
> `display` frame parameter.
>
> So better use (getenv "DISPLAY" (selected-frame)) if you want to
> preserve the `shell-command-to-string` behavior.
Yes, sure getenv is better, however here:
From emacs (display-graphic-p)==t:
(getenv "DISPLAY" (selected-frame))
=> nil
(getenv "DISPLAY")
=> ":0.0"
From emacs -nw both return ":0.0".
--
Thierry
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next prev parent reply other threads:[~2022-09-20 6:16 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <166336105908.23797.12319380359602540227@vcs2.savannah.gnu.org>
[not found] ` <20220916204419.B124FC00872@vcs2.savannah.gnu.org>
2022-09-17 2:00 ` master fe7c015b20: Support XFCE in wallpaper.el Po Lu
2022-09-17 18:03 ` Stefan Kangas
2022-09-18 1:18 ` Po Lu
2022-09-18 2:13 ` Po Lu
2022-09-18 4:48 ` Thierry Volpiatto
2022-09-18 5:15 ` Po Lu
2022-09-18 14:44 ` Thierry Volpiatto
2022-09-19 4:49 ` Po Lu
2022-09-19 6:06 ` Thierry Volpiatto
2022-09-19 7:24 ` Po Lu
2022-09-19 8:40 ` Thierry Volpiatto
2022-09-19 8:52 ` Po Lu
2022-09-19 17:46 ` Thierry Volpiatto
2022-09-19 18:05 ` Thierry Volpiatto
2022-09-19 18:59 ` Stefan Kangas
2022-09-19 20:16 ` Tomas Hlavaty
2022-09-19 21:19 ` Stefan Monnier
2022-09-20 6:16 ` Thierry Volpiatto [this message]
2022-09-20 2:32 ` Eli Zaretskii
2022-09-20 2:43 ` Po Lu
2022-09-20 6:25 ` Thierry Volpiatto
2022-09-20 8:22 ` Po Lu
2022-09-19 7:23 ` Thierry Volpiatto
2022-09-26 19:42 ` Stefan Kangas
2022-09-26 21:01 ` Stephen Berman
2022-09-26 22:46 ` Stefan Kangas
2022-09-27 7:17 ` Stephen Berman
2022-09-27 7:45 ` Po Lu
2022-09-27 13:42 ` Stefan Kangas
2022-09-27 0:33 ` Po Lu
2022-09-27 5:56 ` Eli Zaretskii
2022-09-27 6:13 ` Po Lu
2022-09-27 6:45 ` Eli Zaretskii
2022-09-27 7:50 ` Po Lu
2022-09-27 7:56 ` Eli Zaretskii
2022-09-27 8:31 ` Po Lu
2022-09-27 7:21 ` Thierry Volpiatto
2022-09-27 7:42 ` Po Lu
2022-09-27 7:55 ` Thierry Volpiatto
2022-09-27 8:35 ` Po Lu
2022-09-27 18:33 ` Stefan Kangas
2022-09-28 0:34 ` Po Lu
2022-09-27 13:57 ` Stefan Kangas
2022-09-27 15:43 ` Visuwesh
2022-09-27 16:19 ` Stefan Kangas
2022-09-27 16:39 ` Thierry Volpiatto
2022-09-27 16:40 ` Eli Zaretskii
2022-09-27 17:01 ` Stefan Kangas
2022-09-27 17:14 ` Eli Zaretskii
2022-09-27 18:02 ` Make format-spec accept a function as the substitution Stefan Kangas
2022-09-29 6:57 ` Thierry Volpiatto
2022-09-29 12:36 ` Stefan Monnier
2022-09-29 12:59 ` Stefan Kangas
2022-09-29 15:02 ` Philip Kaludercic
2022-09-29 16:34 ` Stefan Kangas
2022-09-29 16:53 ` Philip Kaludercic
2022-09-29 17:06 ` Stefan Kangas
2022-09-29 16:56 ` Stefan Monnier
2022-09-29 15:09 ` Thierry Volpiatto
2022-09-29 16:34 ` Stefan Kangas
2022-09-29 14:16 ` master fe7c015b20: Support XFCE in wallpaper.el Stefan Kangas
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