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Top Forums Shell Programming and Scripting Unix Shell Script: With Menu Option Post 302228316 by era on Saturday 23rd of August 2008 11:00:36 PM
Old 08-24-2008
Actually since you're splitting FNAME on whitespace, you might as well pass the list of file names to awk directly, and avoid the for loop.

Code:
awk -F"|" '/results/ {print $3}' $FNAME | sort -u

(Note also the use of sort -u instead of sort | uniq)

This is one of the relatively rare scenarios where you don't want double quotes around the variable name, since you want the shell to split it on whitespace into multiple file names. Of course, it's tricky to pass in a file name with a space, although I guess you could figure it out if you really wanted to. (Update: guess you can't, actually.)

Last edited by era; 08-24-2008 at 12:08 AM.. Reason: Note sort -u; can't have file name with space in it
 

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SORT(1) 						      General Commands Manual							   SORT(1)

NAME
sort - sort a file of ASCII lines SYNOPSIS
sort [-bcdfimnru] [-tc] [-o name] [+pos1] [-pos2] file ... OPTIONS
-b Skip leading blanks when making comparisons -c Check to see if a file is sorted -d Dictionary order: ignore punctuation -f Fold upper case onto lower case -i Ignore nonASCII characters -m Merge presorted files -n Numeric sort order -o Next argument is output file -r Reverse the sort order -t Following character is field separator -u Unique mode (delete duplicate lines) EXAMPLES
sort -nr file # Sort keys numerically, reversed sort +2 -4 file # Sort using fields 2 and 3 as key sort +2 -t: -o out # Field separator is : sort +.3 -.6 # Characters 3 through 5 form the key DESCRIPTION
Sort sorts one or more files. If no files are specified, stdin is sorted. Output is written on standard output, unless -o is specified. The options +pos1 -pos2 use only fields pos1 up to but not including pos2 as the sort key, where a field is a string of characters delim- ited by spaces and tabs, unless a different field delimiter is specified with -t. Both pos1 and pos2 have the form m.n where m tells the number of fields and n tells the number of characters. Either m or n may be omitted. SEE ALSO
comm(1), grep(1), uniq(1). SORT(1)
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