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 | b492b19d80438da41edd6ce2e5dc9403b9ae2263 (patch) | |
| tree | 0149ce2759a4ccb66680ce83cf071b8a7803ca19 /util | |
| parent | b992445601d4bd3520c8dc16f8e352b157fec555 (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 |