Need an help in awk Post: 302938106

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1. Shell Programming and Scripting

Awk problem: How to express the single quote(') by using awk print function

Actually I got a list of file end with *.txt I want to use the same command apply to all the *.txt Thus I try to find out the fastest way to write those same command in a script and then want to let them run automatics. For example: I got the file below: file1.txt file2.txt file3.txt...

2. Shell Programming and Scripting

scripting/awk help : awk sum output is not comming in regular format. Pls advise.

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3. Shell Programming and Scripting

awk: assign variable with -v didn't work in awk filter

I want to filter 2nd column = 2 using awk $ cat t 1 2 2 4 $ VAR=2 #variable worked in print $ cat t | awk -v ID=$VAR ' { print ID}' 2 2 # but variable didn't work in awk filter $ cat t | awk -v ID=$VAR '$2~/ID/ { print $0}'

4. Shell Programming and Scripting

Problem with awk awk: program limit exceeded: sprintf buffer size=1020

Hi I have many problems with a script. I have a script that formats a text file but always prints the same error when i try to execute it The code is that: { if (NF==17){ print $0 }else{ fields=NF; all=$0; while...

5. Shell Programming and Scripting

Comparison and editing of files using awk.(And also a possible bug in awk for loop?)

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6. Shell Programming and Scripting

awk command to compare a file with set of files in a directory using 'awk'

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7. Shell Programming and Scripting

HELP with AWK one-liner. Need to employ an If condition inside AWK to check for array variable ?

Hello experts, I'm stuck with this script for three days now. Here's what i need. I need to split a large delimited (,) file into 2 files based on the value present in the last field. Samp: Something.csv bca,adc,asdf,123,12C bca,adc,asdf,123,13C def,adc,asdf,123,12A I need this split...

8. Shell Programming and Scripting

Passing awk variable argument to a script which is being called inside awk

consider the script below sh /opt/hqe/hqapi1-client-5.0.0/bin/hqapi.sh alert list --host=localhost --port=7443 --user=hqadmin --password=hqadmin --secure=true >/tmp/alerts.xml awk -F'' '{for(i=1;i<=NF;i++){ if($i=="Alert id") { if(id!="") if(dt!=""){ cmd="sh someScript.sh...

9. Shell Programming and Scripting

Pass awk field to a command line executed within awk

Hi, I am trying to pass awk field to a command line executed within awk (need to convert a timestamp into formatted date). All my attempts failed this far. Here's an example. It works fine with timestamp hard-codded into the command echo "1381653229 something" |awk 'BEGIN{cmd="date -d...

10. Shell Programming and Scripting

awk output yields error: awk:can't open job_name (Autosys)

Good evening, Im newbie at unix specially with awk From an scheduler program called Autosys i want to extract some data reading an inputfile that comprises jobs names, then formating the output to columns for example 1. This is the inputfile: $ more MapaRep.txt ds_extra_nikira_usuarios...

LEARN ABOUT CENTOS

struct_pipe_inode_info

STRUCT 
PIPE_INODE_IN(9) 					     pipes API						   STRUCT PIPE_INODE_IN(9)

NAME

       struct_pipe_inode_info - a linux kernel pipe

SYNOPSIS

       struct pipe_inode_info {
	 struct mutex mutex;
	 wait_queue_head_t wait;
	 unsigned int nrbufs;
	 unsigned int curbuf;
	 unsigned int buffers;
	 unsigned int readers;
	 unsigned int writers;
	 unsigned int files;
	 unsigned int waiting_writers;
	 unsigned int r_counter;
	 unsigned int w_counter;
	 struct page * tmp_page;
	 struct fasync_struct * fasync_readers;
	 struct fasync_struct * fasync_writers;
	 struct pipe_buffer * bufs;
       };

MEMBERS

       mutex
	   mutex protecting the whole thing

       wait
	   reader/writer wait point in case of empty/full pipe

       nrbufs
	   the number of non-empty pipe buffers in this pipe

       curbuf
	   the current pipe buffer entry

       buffers
	   total number of buffers (should be a power of 2)

       readers
	   number of current readers of this pipe

       writers
	   number of current writers of this pipe

       files
	   number of struct file refering this pipe (protected by ->i_lock)

       waiting_writers
	   number of writers blocked waiting for room

       r_counter
	   reader counter

       w_counter
	   writer counter

       tmp_page
	   cached released page

       fasync_readers
	   reader side fasync

       fasync_writers
	   writer side fasync

       bufs
	   the circular array of pipe buffers

COPYRIGHT

Kernel Hackers Manual 3.10					     June 2014						   STRUCT PIPE_INODE_IN(9)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Awk problem: How to express the single quote(') by using awk print function

Discussion started by: patrick87

2. Shell Programming and Scripting

scripting/awk help : awk sum output is not comming in regular format. Pls advise.

Discussion started by: rveri

3. Shell Programming and Scripting

awk: assign variable with -v didn't work in awk filter

Discussion started by: honglus

4. Shell Programming and Scripting

Problem with awk awk: program limit exceeded: sprintf buffer size=1020

Discussion started by: fate