tree 879053b37524d99afcb883a0c89e0182310a8974
parent 8dbac65f5c181e4723586ab738b703bb23bc3f2a
author Pavel Machek <pavel@ucw.cz> 1540413879 +0200
committer Jacek Anaszewski <jacek.anaszewski@gmail.com> 1540493266 +0200

Fix pattern handling optimalization

Check for zero duration before skipping step. This fixes pattern

    echo "0 1000 10 2550 0 1000" > pattern

which should do [  .-xXx-.] but does [   Xx-.]

Signed-off-by: Pavel Machek <pavel@ucw.cz>
Suggested-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>