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authormakefu <github@syntax-fehler.de>2011-07-31 02:16:15 +0200
committermakefu <github@syntax-fehler.de>2011-07-31 02:18:03 +0200
commit68b86f573677fa53743fe75f964650d1f8bbeb58 (patch)
treee35956fc4745760d7e5e0ac7d37b16c48f6a207a
parentb992445601d4bd3520c8dc16f8e352b157fec555 (diff)
randline: reimplemented
-rwxr-xr-xutil/bin/randline11
1 files changed, 1 insertions, 10 deletions
diff --git a/util/bin/randline b/util/bin/randline
index cd9476e7..051734c5 100755
--- a/util/bin/randline
+++ b/util/bin/randline
@@ -1,12 +1,3 @@
#! /bin/sh
-#
-# choose a line randomly.
-#
-set -euf
-lines="`cat`"
-count=`echo "$lines" | wc -l`
-random=`od -An -t u8 -N 8 /dev/urandom`
-choice=`echo "$random % $count + 1" | bc`
-
-echo "$lines" | sed -n "${choice}p"
+cat | shuf | head -n 1