12-05-2009
Quote:
Originally Posted by
gaurav1086
Other thing that I would like to mention that using awk and grep together is not a good practice.
The use of awk and grep together is recommended by the authors of the language in their book, The AWK Programming Language:
"If you have to search a big file to isolate a small amount of data, use grep or egrep for the searching and awk for the processing."
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi, Can you help please.
I have the following comand:
if ]; then
l_valid_string="Y"
fi
The problem I am trying to solve is that my l_string = ABC and my file contains
ABC
ABC_EFG
I only want back the value ABC exact match. (3 Replies)
Discussion started by: CAGIRL
3 Replies
2. UNIX for Dummies Questions & Answers
Hi All,
I have 2 programs running by the following names:
a_testloop.sh
testloop.sh
I read these programs names from a file and store each of them into a variable called $program.
On the completion of the above programs i should send an email.
When i use grep with ps to see if any of... (3 Replies)
Discussion started by: albertashish
3 Replies
3. Shell Programming and Scripting
I am trying to match a pattern exactly in a shell script. I have tried two methods
awk '/\<mpath${CURR_MP}\>/{print $1 $2}' multipath
perl -ne '/\bmpath${CURR_MP}\b/ and print' /var/tmp/multipath
Both these methods require that I use the escape character. I am guessing that is why... (8 Replies)
Discussion started by: bash_in_my_head
8 Replies
4. UNIX for Advanced & Expert Users
Is there hopefully a way to search for an exact string in Man Pages? I know if I want to search for anything containing -c I can just do this.
/-c
How would I search for "-c"? I want only "-c" to show up. So I tried this.
/"-c"
It took me literally and looked for the quotes also. (13 Replies)
Discussion started by: cokedude
13 Replies
5. Shell Programming and Scripting
Hello Everyone,
Im trying to run a search and replace of exact strings and the strings that im using variables that are passed through an array in a while loop. Here is a snip of my code:
USEROLD=`cat oldusers`
USERNEW=`cat newusers`
USEROLDARRAY=( $USEROLD )
USERNEWARRAY=( $USERNEW )... (4 Replies)
Discussion started by: skizim
4 Replies
6. Shell Programming and Scripting
I have a file
DS1
DDS
DS
I want to replace only "DS" to "DSmail.blah.com" in a lot of files. I tried
sed 's/DS/DSmail.blah.com' but it changes all the lines .
thanks in advance (2 Replies)
Discussion started by: gubbu
2 Replies
7. Shell Programming and Scripting
QUESTION1:
How do you grep only an exact string. I am using Solaris10 and do not have any GNU products installed.
Contents of car.txt
CAR1_KEY0
CAR1_KEY1
CAR2_KEY0
CAR2_KEY1
CAR1_KEY10
CURRENT COMMAND LINE: WHERE VARIABLE CAR_NUMBER=1 AND KEY_NUMBER=1
grep... (1 Reply)
Discussion started by: thibodc
1 Replies
8. Shell Programming and Scripting
I am attempting to grep an exact string from a series of files within a directory and append that output to the filename when it is present in the file. I've been after this all day with no luck. Thanks for your help in advance :wall:. (4 Replies)
Discussion started by: JC_1
4 Replies
9. Shell Programming and Scripting
I need to search the file using strings "Request Type" , " Request Method" , "Response Type" and by using result set find the xml tags and convert into a single line?. below are the scenarios.
Cat test
Nov 10, 2012 5:17:53 AM
INFO: Request Type
Line 1.... (5 Replies)
Discussion started by: laknar
5 Replies
10. Shell Programming and Scripting
Hi,
Need your help for this scripting issue I have. I am not really good at this, so seeking your help.
I have a file looking similar to this:
Hello, i am human and name=ABCD.
How are you?
Hello, i am human and name=PQRS.
I am good.
Hello, i am human and name=ABCD.
Good bye.
Hello, i... (12 Replies)
Discussion started by: royzlife
12 Replies
LEARN ABOUT OPENSOLARIS
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).
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+--------------------+-----------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+--------------------+-----------------+
|Availability | SUNWgawk |
+--------------------+-----------------+
|Interface Stability | Volatile |
+--------------------+-----------------+
NOTES
Source for gawk is available on http://opensolaris.org.
Free Software Foundation Nov 3 1999 IGAWK(1)