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Shell Programming and Scripting

patterns between strings...

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# 1  
Old 07-12-2007
patterns between strings...
I have a small requirement


How to get patterns between string this way


Input..

05 ABC.
TAGTAG 10 AAA PIC 9
10 BBB PIC X
COMMET 10 CCC COMP PIC 9
05 DEF

I wanted to get all the variable between 05 ABC and next 05 level

out put should be

AAA
BBB
CCC
# 2  
Old 07-12-2007
For this specific case, what is your definition of a 'variable'?
# 3  
Old 07-12-2007
it a cobol code..

TAGTAG 10 AAA PIC 9
10 BBB PIC X
[ ]COMMET 10 CCC COMP PIC 9
05 DEF

1st six chars can be anything followed by some spaces

followed by some 2 digit numeric followed by a varible name... followed COMP or just a PIC
# 4  
Old 07-12-2007
Code:
sed -n '/^05 ABC/,/^05/p' input_file | sed '1d;$d' | \
while read mLine
do
  mVar=`echo $mLine | sed -e 's/.*[0-9]\{2\} \(.*\) .*/\1/' -e 's/ .*//'`
  echo "mVar = "$mVar
done

# 5  
Old 07-12-2007
thanks...

i was trying with awk '/^05 ABC/,/^05/' input_file

that didnt work

the sed worked ...

thanks
# 6  
Old 07-12-2007
Small extn to the Previous one

I have Some thing like this

SORT KEY FS-KEY1

###

SORT KEY FS-KEY2
FSKEY3

###

SORT KEY
FS-KEY4

###


Can we get the all the KEY Fields..

It Starts with SORT KEY and the KEY feilds can be in the same line or next line until ### comes
# 7  
Old 07-12-2007
Code:
mFound='N'
while read mLine
do
 mCnt=`echo $mLine | egrep -c 'SORT KEY'`
 if [ "${mCnt}" != "0" ]; then
   mFound='Y'
 fi
 if [ "${mLine}" = "###" ]; then
   mFound='N'
 fi
 if [ "${mFound}" = "Y" ]; then
   mOutLine=`echo ${mLine} | sed 's/SORT KEY//'`
   if [ "${mOutLine}" != "" ]; then
     echo "Key = "${mOutLine}
   fi
 fi
done < input_file

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