2017-06-21 10:14:35 +02:00
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[Unit]
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Description=Detect second DISPLAY using xrandr
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[Service]
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Type=oneshot
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2018-09-24 22:56:36 +02:00
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ExecStart=/bin/bash -c '\
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source <(systemctl --user show-environment); \
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SECOND_DISPLAY="$${DISPLAY%\.[0-9]*}.1"; \
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xrandr -d "$SECOND_DISPLAY" -q | grep "connected" && \
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{ [ $DISPLAY == $SECOND_DISPLAY ] && echo "DISPLAY=$${DISPLAY%\.[0-9]*}.0 > ~/.second_display || echo "DISPLAY=$SECOND_DISPLAY" > ~/.second_display; \
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} || rm -f ~/.second_display'
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2017-06-21 10:14:35 +02:00
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[Install]
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WantedBy=yavdr-desktop.target
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