From: Alex ter Weele <alex.ter.weele@gmail.com>
To: Alex ter Weele <alex.ter.weele@gmail.com>
Cc: help-guix@gnu.org
Subject: Re: GTK applications crash on start
Date: Sat, 03 Mar 2018 12:47:37 -0600 [thread overview]
Message-ID: <87lgf9808m.fsf@librem.i-did-not-set--mail-host-address--so-tickle-me> (raw)
In-Reply-To: <87po4l80yb.fsf@librem.i-did-not-set--mail-host-address--so-tickle-me> (Alex ter Weele's message of "Sat, 03 Mar 2018 12:32:12 -0600")
Alex ter Weele <alex.ter.weele@gmail.com> writes:
>
> $ echo $LD_LIBRARY_PATH
>
> $ echo $LD_PRELOAD
> /gnu/store/hfz0z0fs14jgl0kzk5hid2msr83lxii1-spectrwm-3.1.0/lib/libswmhack.so.0.0
>
> That's weird, looks like my WM set LD_PRELOAD. I wouldn't have expected
> that. And sure enough, with LD_PRELOAD unset:
>
> $ LD_PRELOAD= emacs -Q --eval "(kill-emacs)"
> ...(GTK warnings omitted)
> $ echo $?
> 0
>
> So why and how does spectrwm set LD_PRELOAD? I can't figure this out.
OK, I figured it out:
https://github.com/conformal/spectrwm/blob/SPECTRWM_3_1_0/spectrwm.c#L3764. Looks
like it injects libswmhack.so so that it can intercept X events,
e.g. https://github.com/conformal/spectrwm/blob/SPECTRWM_3_1_0/lib/swm_hack.c#L137
next prev parent reply other threads:[~2018-03-03 18:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-01 3:37 GTK applications crash on start Alex ter Weele
2018-03-02 13:56 ` Ludovic Courtès
2018-03-02 14:05 ` Alex ter Weele
2018-03-02 16:05 ` Ludovic Courtès
2018-03-02 19:42 ` Alex ter Weele
2018-03-02 22:39 ` Ludovic Courtès
2018-03-03 18:32 ` Alex ter Weele
2018-03-03 18:47 ` Alex ter Weele [this message]
2018-03-05 8:34 ` Ludovic Courtès
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