| Current Path : /compat/linux/usr/share/doc/bash-3.2/scripts/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //compat/linux/usr/share/doc/bash-3.2/scripts/scrollbar |
#!/bin/bash
#
# scrollbar - display scrolling text
#
# usage: scrollbar args
#
# A cute hack originally from Heiner Steven <hs@bintec.de>
#
# converted from ksh syntax to bash v2 syntax by Chet Ramey
WIDTH=${COLUMNS:-80}
WMINUS=$(( $WIDTH - 1 ))
[ $# -lt 1 ] && set -- TESTING
# use the bash-2.02 printf builtin
Text=$(printf "%-${WIDTH}s" "$*")
Text=${Text// /_}
while :
do
printf "%-.${WIDTH}s\r" "$Text"
LastC=${Text:${WMINUS}:1}
Text="$LastC""${Text%?}"
done