Do not write to output in case of failed sha512sum. - annna - Annna the nice friendly bot.
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       ---
 (DIR) commit 49aa535e6aee10a61a54a6dd2b04aa0257b8722f
 (DIR) parent 7f7cfb2f35485b7e592eca9429dd580f956e277f
 (HTM) Author: Annna Robert-Houdin <annna@bitreich.org>
       Date:   Tue, 19 May 2020 19:19:41 +0200
       
       Do not write to output in case of failed sha512sum.
       
       A failed command means file not found.
       
       Diffstat:
         M lsmemes                             |       2 ++
       
       1 file changed, 2 insertions(+), 0 deletions(-)
       ---
 (DIR) diff --git a/lsmemes b/lsmemes
       @@ -10,6 +10,8 @@ do
                memeuri="$(printf "%s\n" "${meme}" | cut -d' ' -f 2)"
                memefile="$(basename "${memeuri}")"
                hash="$(sha512sum ${MEMEDIR}/${memefile} | cut -d' ' -f 1)"
       +        [ -z "${hash}" ] && continue
       +
                printf "%s %s %s\n" $tag $meme $hash
        done < $MEMEFILE