#!/bin/bash

function usage {
    echo "USAGE: $0 <number steps>"
}

if [ $# -lt 1 ] ; then
    usage
    exit -1
fi

i=$1
while [ $i -gt 0 ] ; do
    echo "$0:$i: msg #$i"
    # sleep 1
    ((i--))
done

# playing with subdirectories
echo "make[1]: Entering directory 'tests'"
# sleep 1
echo "lh/repeat-wait.sh:22:28: right dir ?"
# sleep 1
echo "make[1]: Leaving directory 'tests'"
# sleep 1
echo "  from $0:26"
# sleep 1

echo "done"