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Top Forums UNIX for Advanced & Expert Users how to find lenght of fixed width file record? Post 302710297 by Seshendranath on Thursday 4th of October 2012 07:51:44 AM
Old 10-04-2012
Question how to find lenght of fixed width file record?

actually i am trying to find the lenght of fixed width file record reading from teradata db but its not working can u guys help me out?

code which i wrote---

Code:
colmn_lngth=`cat $RPT_FILE | awk -F~ '{print $1}'`
 
 rm $RPT_FILE
 
 
 while read line
 do
 
  result=`echo $line | wc -m`
  result=`expr $result - 1`
    
   if [ $result -le $colmn_lngth ]; then
        echo $line >> $Src_File.temp
   else
       echo $line >> $Src_File.bad
   fi
 done < $Src_File


but in file if record is having spaces in between then its not counting tht spaces so it is creating wrong validation.
and writing tht record in to file also its not going properly ....plzs guys can any help out with this issue.plzs

Last edited by Scott; 10-04-2012 at 10:55 AM.. Reason: Code tags
 

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line(1) 						      General Commands Manual							   line(1)

NAME
line - Reads one line from standard input SYNOPSIS
line STANDARDS
Interfaces documented on this reference page conform to industry standards as follows: line: XCU5.0 Refer to the standards(5) reference page for more information about industry standards and associated tags. OPTIONS
None DESCRIPTION
The line command copies one line, up to and including a newline, from standard input and writes it to standard output. Use this command within a shell command file to read from your terminal. The line command always writes at least a newline character. NOTES
The line utility has no internationalization features and is marked LEGACY in XCU Issue 5. Use the read utility instead. EXIT STATUS
Success. End-of-File. EXAMPLES
To read a line from the keyboard and append it to a file, enter: echo 'Enter comments for the log:' echo ': c' line >>log This shell procedure displays the message: Enter comments for the log: It then reads a line of text from the keyboard and adds it to the end of the file log. The echo ': c' command displays a : (colon) prompt. See the echo command for information about the c escape sequence. SEE ALSO
Commands: echo(1), ksh(1), read(1), Bourne shell sh(1b), POSIX shell sh(1p) Functions: read(2) Standards: standards(5) line(1)
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