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Top Forums Shell Programming and Scripting To take line count from a file Post 302882012 by Don Cragun on Friday 3rd of January 2014 02:09:40 PM
Old 01-03-2014
Here are a couple of other ways to get what you requested:
Code:
Echo "Using shell while read loop:"
rest=$(wc -l < main)
while read cc
do      ccc=$(grep '|'"$cc"'|' main|wc -l)
        printf "%s - %d\n" "$cc" $ccc
        rest=$(($rest - $ccc))
done < list_file
printf "REST - %d\n" $rest
printf "\nUsing awk script:\n"
awk -F'|' '
FNR == NR {
        ccc[$2]++
        rest++
        next
}
{       printf("%s - %d\n", $1, ccc[$1])
        rest -= ccc[$1]
}
END {   printf("REST - %d\n", rest)
}' main list_file

This should work with any POSIX-conforming shell (e.g., ksh or bash). If you want to try this on a Solaris/SunOS system, change awk to /usr/xpg4/bin/awk, /usr/xpg6/bin/awk, or nawk.
The output from this script with your two sample files as input is:
Code:
Using shell while read loop:
AUS - 2
NZ - 1
REST - 2

Using awk script:
AUS - 2
NZ - 1
REST - 2

This User Gave Thanks to Don Cragun For This Post:
 

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DisplayOfCCC(3X11)						  XLIB FUNCTIONS						DisplayOfCCC(3X11)

NAME
DisplayOfCCC, VisualOfCCC, ScreenNumberOfCCC, ScreenWhitePointOfCCC, ClientWhitePointOfCCC - Color Conversion Context macros SYNTAX
DisplayOfCCC(ccc) XcmsCCC ccc; VisualOfCCC(ccc) XcmsCCC ccc; ScreenNumberOfCCC(ccc) XcmsCCC ccc; ScreenWhitePointOfCCC(ccc) XcmsCCC ccc; ClientWhitePointOfCCC(ccc) XcmsCCC ccc; ARGUMENTS
ccc Specifies the CCC. DESCRIPTION
The DisplayOfCCC macro returns the display associated with the specified CCC. The VisualOfCCC macro returns the visual associated with the specified CCC. The ScreenNumberOfCCC macro returns the number of the screen associated with the specified CCC. The ScreenWhitePointOfCCC macro returns the screen white point of the screen associated with the specified CCC. The ClientWhitePointOfCC macro returns the client white point of the screen associated with the specified CCC. SEE ALSO
XcmsCCCOfColormap(3X11), XcmsConvertColors(3X11), XcmsCreateCCC(3X11), XcmsDefaultCCC(3X11), XcmsSetWhitePoint(3X11) Xlib - C Language X Interface X Version 11 Release 6.6 DisplayOfCCC(3X11)
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