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Full Discussion: awk command optimization
Top Forums Shell Programming and Scripting awk command optimization Post 302917150 by SkySmart on Sunday 14th of September 2014 02:59:01 PM
Old 09-14-2014
Quote:
Originally Posted by shamrock
That was specific to your question as you were looking for 4 patterns and if you want something generic then take out the n...

---------- Post updated at 12:59 PM ---------- Previous update was at 12:47 PM ----------


The gawk above wont work as it splits each line into fields delimited by whitespace...and to find strings or phrases with whitespace you'd have to do something like...
Code:
gawk '{
    a["error"] += gsub("(^| )error( |$)", "&")
    a["fail"] += gsub("(^| )fail( |$)", "&")
    a["panic"] += gsub("(^| )panic( |$)", "&")
    a["accepted"] += gsub("(^| )accepted( |$)", "&")
    a["open database"] += gsub("(^| )open database( |$)", "&")
} END {
    for (i in a)
        printf("%s=%s\n", i, a[i])
}' treg.test

Hope this helps...
Yes, it helps a lot!!!

can i pass the strings as an argument instead of hardcoding it in?

Code:
strvar="error|fail|panic|open database|accepted"

 

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IGAWK(1)							 Utility Commands							  IGAWK(1)

NAME
igawk - gawk with include files SYNOPSIS
igawk [ all gawk options ] -f program-file [ -- ] file ... igawk [ all gawk options ] [ -- ] program-text file ... DESCRIPTION
Igawk is a simple shell script that adds the ability to have ``include files'' to gawk(1). AWK programs for igawk are the same as for gawk, except that, in addition, you may have lines like @include getopt.awk in your program to include the file getopt.awk from either the current directory or one of the other directories in the search path. OPTIONS
See gawk(1) for a full description of the AWK language and the options that gawk supports. EXAMPLES
cat << EOF > test.awk @include getopt.awk BEGIN { while (getopt(ARGC, ARGV, "am:q") != -1) ... } EOF igawk -f test.awk SEE ALSO
gawk(1) Effective AWK Programming, Edition 1.0, published by the Free Software Foundation, 1995. AUTHOR
Arnold Robbins (arnold@skeeve.com). Free Software Foundation Nov 3 1999 IGAWK(1)
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