vaiops/try-gtf-xrandr.sh

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#!/bin/bash
set -eo pipefail
display=LVDS-1
modeline=($(gtf "$@" | grep Modeline | sed 's/"//g'))
mode=${modeline[1]}
set -x
xrandr --newmode ${modeline[@]:1}
if ! xrandr --addmode $display $mode ; then
exec xrandr --rmmode $mode
fi
if ! xrandr --output $display --mode $mode ; then
xrandr --delmode $display $mode
exec xrandr --rmmode $mode
fi
gtf "$@"