From: Mischa POSLAWSKY <perl@shiar.org>
Date: Thu, 5 Sep 2019 02:45:25 +0000 (+0200)
Subject: avoid drawing empty graph
X-Git-Tag: v1.01~1
X-Git-Url: http://git.shiar.nl/barcat.git/commitdiff_plain/712176db7edaf3fbdfe5e629eb6226a8ff46e506?hp=712176db7edaf3fbdfe5e629eb6226a8ff46e506

avoid drawing empty graph
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