Soniq Cinavision TV And Computing Facilities

shcreate - to create a file on the USB disk:
 
#!/bin/sh
echo "Start a file. Enter filename"
read finam
echo "Type text line by line. CNTRL-D when done"
cat > $finam
exit 0
 
 
sheditandro - Basic Editor
Note the different "let" statement formats!
 
#!/bin/sh
echo "Edit lines in a file. Enter filename:"
read finam
endmark=0
while [ $endmark -ne 1 ]; do
   reconum=0
   while read line; do
#    let "reconum = $reconum + 1"
     reconum=`let $reconum+1`
   done < $finam
   echo "Number of records: $reconum"
   lincomp=1
   linestart=`let $reconum+1`
#  let "linestart = $reconum + 1"
   until [ $linestart -le $reconum ]; do 
     echo "Line number to start the listing:"
     read linestart
      if [ $linestart -gt $reconum ]
      then
         echo "too big, must be less or equal to $reconum"
      fi
   done
#  let "lineend = $linestart - 1"
   lineend=`let $linestart-1`
   while [ $lineend -lt $linestart ]; do
     echo "Line number to end the listing:"
     read lineend
     if [ $lineend -lt $linestart ]
     then
        echo "too small, must be at least $linestart"
     fi
   done
   if [ $lineend -gt $reconum ]
   then 
      lineend=$reconum
      echo "Line number to end set to maximum namely $reconum"
   fi
   echo "===================================================="
   while read line; do
     if [ $linestart -le $lincomp ]
     then
        if [ $lineend -ge $lincomp ]
        then
           echo "$lincomp $line"
        fi
     fi 
#     let "lincomp = $lincomp + 1"
     lincomp=`let $lincomp+1`
   done < $finam
   echo "What do you want to do:"
   echo "d Delete Records"
   echo "i Insert Records"
   echo "z Finish"
   read choice
   case $choice in 
     d)
#       let "fitodel = $reconum + 1"
       fitodel=`let $reconum+1`
       while [ $fitodel -gt $reconum ]; do
         echo "First line to delete"  
         read fitodel   
       done
#       let "latodel = $fitodel - 1"
       latodel=`let $fitodel-1`
       while [ $latodel -lt $fitodel ]; do
         echo "Last line to delete"  
         read latodel   
       done
       echo "deleting lines $fitodel to $latodel"
       rm -f tmpd@@tmpd
       lire=0
       while read line; do
#         let "lire = $lire + 1"
         lire=`let $lire+1`
         if [ $lire -lt $fitodel ]
         then
           echo "$line" >> tmpd@@tmpd
         fi
         if [ $lire -gt $latodel ]
         then
           echo "$line" >> tmpd@@tmpd
         fi
       done < $finam
       mv  tmpd@@tmpd $finam
       ;;
     i)
#       let "inaft = $reconum + 1"
       inaft=`let $reconum+1`
       while [ $inaft -gt $reconum ]; do
         echo "Insert after which line"
         read inaft  
       done
       rm -f tempi##tempi
       if [ $inaft -eq 0 ]
       then
        echo "Write lines to insert. finish with Cntrl-d on a new line"
         cat >> tempi##tempi
         cat tempi##tempi $finam > tempn##tempn
         mv tempn##tempn $finam
       else
         lire=0
         while read line; do
            if [ $lire -le $inaft ]
            then
#              let "lire = $lire + 1"
              lire=`let $lire+1`
              echo "$line" >> tempi##tempi
            fi
         done < $finam
         echo "Write lines to insert. finish with Cntrl-d on a new line"
         cat >> tempi##tempi
         lire=0
         while read line; do
#           let "lire = $lire + 1"
           lire=`let $lire+1`
           if [ $lire -gt $inaft ]
           then
             echo "$line" >> tempi##tempi
           fi
         done < $finam
         mv tempi##tempi $finam
         fi
       ;;
     z)
       endmark=1
       ;;
   esac
done
exit 0