#!/bin/sh
: ${out:=${ESPlog-${upload_top-`echo ~ftp`/$USER}}/${ESPmode:-$1}.out}
[ "$1" ] || { cat <<EOS
   run following command in the background without a controlling tty
   like nohup. Appends output to:
     $out
EOS
exit 1
}
mkdir -p `dirname $out` &&
exec nohup "$@" >>$out 2>&1&