Pavel Machek 1b50bb4d36 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>
2018-10-25 20:47:46 +02:00
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