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From: Andreas Schwab <schwab@suse.de>
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Subject: Re: Scaling stuff for high dpi screens
Date: Wed, 28 Jan 2015 10:39:50 +0100
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asjo@koldfront.dk (Adam Sjøgren) writes:

>   (defun get-x11-dpi ()
>     (let ((xrandr
>            (with-output-to-string
>              (call-process "xrandr" nil standard-output))))

What's wrong with xdpyinfo?

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."