diff options
| author | makefu <github@syntax-fehler.de> | 2011-07-31 02:16:15 +0200 |
|---|---|---|
| committer | makefu <github@syntax-fehler.de> | 2011-07-31 02:16:15 +0200 |
| commit | bf5ad337b5459fdb5b18816da5e2e4c7668c58b2 (patch) | |
| tree | 624fd40a5f56d2c19e5f56c2c69d76a83e2056d4 /util | |
| parent | ea58e1678fd362079ab550d8fe75eeb58e9042b2 (diff) | |
randline: reimplemented
Diffstat (limited to 'util')
| -rwxr-xr-x | util/bin/randline | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/util/bin/randline b/util/bin/randline index cd9476e7..75618664 100755 --- a/util/bin/randline +++ b/util/bin/randline @@ -1,12 +1,5 @@ #! /bin/sh -# -# choose a line randomly. -# -set -euf +# Author: tv,makefu +# Info: for old version see commit b9924 -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 |