Shell Programming and Scripting

cdparanoia -Q 2>&1| awk '
$1 ~/[0-9]+/ {     # if first token begins with a digit
   if( $1+0 > n )    # if this is the largest we've seen
      n = $1+0;    # capture it
} 
END {print n}'

#!/bin/bash

END=$(cdparanoia -Q 2>&1| awk ' $1+0 > 0 {   		# when the first field converted to a number is greater than 0
   n = $1+0; 						# save the first field as a number in variable n
   next;      						# continue processing with next line of input (not required for this case, but good form)
     }

END {     						# execute this code after the last line of input has been processed
   print n}')  						# print the value of n to standard output


cdparanoia 1-$END $1.wav
lame --abr 16 -mm -a "$1.wav" "$1.mp3"
rm $1.wav
eject cdrom
sox "$1.mp3" -t mp3 1.4/"$1.mp3" tempo 1.4 &

#!/bin/bash
FILE=$1
num=1

while [ $num -lt 10 ]
do
	if [ -f $FILE"0"$num.mp3 ];
	then
	   echo "File $FILE"0"$num exists"
	
	else
	   echo "File $FILE"0"$num does not exist"
	   ./rip $FILE"0"$num
                exit
	fi
num=$[$num +1]
done

while [ $num -ge 10 ]
do
#echo "second loop $num"
	if [ -f $FILE$num.mp3 ];
	then
	   echo "File $FILE$num exists"

	else
	   echo "File $FILE$num does not exist"
	   ./rip $FILE$num
	   exit
	fi
num=$[$num +1]
done
echo "done"

#!/bin/bash
FILE=$1
num=1

while [ $num -lt 10 ]
do
	if [ -f $FILE' -- Disc 0'$num.mp3 ];
	then
	   echo "File $FILE" -- Disc 0"$num exists"
	
	else
	   echo "File $FILE" -- Disc 0"$num does not exist"
	   ./rip $1' -- Disc 0'$num
	fi
num=$[$num +1]
done

while [ $num -ge 10 ]
do
#echo "second loop $num"
	if [ -f $FILE$num.mp3 ];
	then
	   echo "File $FILE$num exists"

	else
	   echo "File $FILE$num does not exist"
	   ./rip $FILE$num
	   exit
	fi
num=$[$num +1]
done
echo "done"