awk as grep with variables Post: 302167413

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Using grep with variables

Being new to shell scripting I hope this question isn't too elementary but here goes. I run a grep statement - grep 'sqr' sqrmodule.par and the grep statement returns correctly the information that I'm looking for. Now I want to take the output from the grep statement and load it into a...

2. Shell Programming and Scripting

MEM=`ps v $PPID| grep -i db2 | grep -v grep| awk '{ if ( $7 ~ " " ) { print 0 } else

Hi Guys, I need to set the value of $7 to zero in case $7 is NULL. I've tried the below command but doesn't work. Any ideas. thanks guys. MEM=`ps v $PPID| grep -i db2 | grep -v grep| awk '{ if ( $7 ~ " " ) { print 0 } else { print $7}}' ` Harby.

3. Programming

Grep with C variables.

Hi all, I have a problem, I need a grep -v but, the patterns of the grep should be C variables. Example: char var1="h"; char var2="o"; char var3="d"; system("grep -v \"var1 var2 var3\" file.txt"); ---- ---- ---- I try it but... Can u help me? Thanks beforehand P.S. Sorry for...

4. Shell Programming and Scripting

grep variables nested within grep

Help, I have a ksh script that has some variables within the grep command, I am then setting another variable that greps the variables that have greps within them. cat $WORKINGDIR/meter_list.txt | while read meter do serialnum=$(cat masterlogfile.txt | grep "$meter" | awk '{ print $19 }'...

5. Shell Programming and Scripting

grep and variables ?

I would like to know if grep can extract the following requirement. I have the folllowing piece of SQL in a file and need to grep the FROM part. mp db-ter-fast-export C100_Input_Target_Table__table_ "${DB}"'/teradata.dbc' -select 'SELECT UPPER(trim(proj_id)) as proj_id, latest_job_id,...

6. Shell Programming and Scripting

Using awk or grep with Variables in a script

Good day Geeks, Am having an issue with using variables in a rather simple script, the script is as follows: #!/bin/bash ### Script written by Adigun Gbenga ### Date: April 28, 2012 array=( 1 2 3 4 5 29 7 8 9...

7. Shell Programming and Scripting

ksh passing to awk multiple dyanamic variables awk -v

Using ksh to call a function which has awk script embedded. It parses a long two element list file, filled with text numbers (I want column 2, beginning no sooner than line 45, that's the only known thing) . It's unknown where to start or end the data collection, dynamic variables will be used. ...

8. Shell Programming and Scripting

[Help] Grep, Variables, IF statements... Fun

Hello, this will be my first post. I've been browsing around for a bit and have found a lot of useful information on here, hopefully a solution can be provided to me. Issue: Alright, I am looking to search for strings within a file using variables. I have a script that will accept 3 or 4...

9. Shell Programming and Scripting

Using $variables in grep

Hi, I'm currently trying to use variables in grep on my script. Printing the variable via echo works fine. Also, if I hard coded the date of the appointment it works just fine. But, if I try to use the $DATE as an argument in grep it doesn't do anything. #!/bin/bash DATE=${2}/${3}/${1} ...

10. Shell Programming and Scripting

Passing awk variables to bash variables

Trying to do so echo "111:222:333" |awk -F: '{system("export TESTO=" $2)}'But it doesn't work

LEARN ABOUT REDHAT

igawk

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)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Using grep with variables

Discussion started by: gettingstarted

2. Shell Programming and Scripting

MEM=`ps v $PPID| grep -i db2 | grep -v grep| awk '{ if ( $7 ~ " " ) { print 0 } else

Discussion started by: hariza

3. Programming

Grep with C variables.

Discussion started by: AbelBs

4. Shell Programming and Scripting

grep variables nested within grep

Discussion started by: srichard9