Befehle im Hintergrund

#!/bin/bash
NC="/usr/bin/netcat -w2 -T 127.0.0.1 2001 1>/dev/nulli 2>&1"
AT="/usr/bin/at -q t now"
RM=/bin/rm;MV=/bin/mv;FIND=/usr/bin/find;WC=/usr/bin/wc
LIST="/Vdr11/conf/toconvert.txt"


[...]


f_single_add(){
[ -d "$1" ] && echo -e "Adding\n$1\nto List." && echo "$1">>$LIST
echo "usleep 250000;echo -e "HITK back\nHITK back\nQUIT\n"| $NC "|$AT &>/dev/null
}


[...]


[ "z$1" = "z-single-add" ] && f_single_add "$2" && exit 0
[...]

#!/bin/bash
#
#set -xv
NC="/usr/bin/netcat -w2 -T 127.0.0.1 2001 1>/dev/nulli 2>&1"
AT="/usr/bin/at -q t now"
RM=/bin/rm;MV=/bin/mv;FIND=/usr/bin/find;WC=/usr/bin/wc
LIST="/Vdr11/conf/toconvert.txt"
f_help(){
echo -e "Usage:\n \
$0 <option> <folder>\n \
Options:\n \
   -list-del   the whole list will be deleted \n\n \
   -single-add the folder given as 2nd argument is added to the list\n\n \
   -single-del the folder given as 2nd argument is removed from the list\n\n \
   -revert-rec rename the folder back, after successfull to-divx-convert\n\n \
   -mass-add   all cut (% as first char) folders on the same vdr menu level\n \
               as the given folder are added to the convert job list\n\n \
   -single-del-add    ...first del then add...\n \
   -revert-mass-rec   ...all folder on the same level are renamed...(beta!)\n "
}
f_mass_add(){
[ -d "$1" ] || exit 1
for i in $($FIND $(dirname $(dirname $1)) -type d -name '%*') 
        do  
        echo "Adding:"
        $FIND $i -type d -name '200*.rec'|tee -a $LIST 
done
}


f_list_del(){
$RM -f $LIST && echo -e "Liste wurde gelöscht:\n$LIST" || echo "Fehler, Liste wurde nicht erfolgreic
h gelöscht!"
[ "z$1" = "zno-back" ] || echo "usleep 450000;echo -e "HITK back\nHITK back\nQUIT\n"| $NC "|$AT
 &>/dev/null
touch $LIST
}


f_single_del(){
[ -d "$1" ] || exit 1
echo -e "Removing\n"$1"\nfrom List."
$MV $LIST $LIST.tmp
cat $LIST.tmp|grep -v "$1">$LIST;RV=$?
[ "$RV" -ge 1 ] && echo "Error, not removed from List !" || echo "usleep 250000;echo -e "HITK back\
\nHITK back\nQUIT\n"| $NC "|$AT &>/dev/null 
}


f_single_add(){
[ -d "$1" ] && echo -e "Adding\n$1\nto List." && echo "$1">>$LIST
echo "usleep 250000;echo -e "HITK back\nHITK back\nQUIT\n"| $NC "|$AT &>/dev/null 
}


f_revert_rec(){
        [ -e "$1/001.vdr" ] || exit 1
        NEW_DIR=$(echo "$1"|sed 's/-CONVERTED-TO-DIVX//g')
        [ "$1" = "$NEW_DIR" ] && exit 1
        mkdir -p "$NEW_DIR"
        $MV "$1"/* "$NEW_DIR"/
        [ $? -ge 1 ] && echo "Error on moving $1 to $NEW_DIR !" && exit 1
        [ -d "$NEW_DIR" ] && echo "Moving "$1"/ to "$NEW_DIR" OK, target folder now exists"
        [ $($FIND "$1" -type f|$WC -l)  -eq 0 ] && $RM -rf "$1"
[ "z$2" = "zno-back" ] || echo "usleep 250000;echo -e "HITK menu\nHITK back\nHITK recordings\nQU
IT\n"| $NC "|$AT &>/dev/null


}


f_revert_mass_rec(){
echo "Mass re-naming..."
for i in $($FIND $(dirname $(dirname $1)) -name '*-CONVERTED-TO-DIVX')
 do
  for j in $($FIND $i -name '200*.rec')
        do
                f_revert_rec $j no-back
        done
 done
echo "usleep 250000;echo -e "HITK menu\nHITK back\nHITK recordings\nQUIT\n"| $NC "|$AT &>/dev/
null
}


#set -vx
#:::::MAIN:::::


[ "z$1" = "z-mass-add" ] && f_mass_add "$2" && exit 0 
[ "z$1" = "z-single-add" ] && f_single_add "$2" && exit 0 
[ "z$1" = "z-single-del" ] && f_single_del "$2" && exit 0 
[ "z$1" = "z-list-del" ] && f_list_del && exit 0 
[ "z$1" = "z-revert-rec" ] && f_revert_rec "$2" && exit 0
[ "z$1" = "z-revert-mass-rec" ] && f_revert_mass_rec "$2" && exit 0
[ "z$1" = "z-single-del-add" ] && f_list_del no-back && f_single_add "$2" && exit 0
f_help
echo "Exit !"
exit 1