You can add print or printf statements in appropriate places in your code.
If you want to build in debugging prints that don't normally print, but can be turned on when needed, you can make the prints only occur when a variable is set to a certain range of values. For example:
will do whatever your script normally does, while changing the 1st line to:
will print your debugging information for every line read in addition to doing whatever your script normally does.
This User Gave Thanks to Don Cragun For This Post:
I would like to extract the following fields from the text file attached. I copied the contents from a pdf file and pasted them into the text file so I can use awk to extract them. The layout is as listed below.
name1,name2,name3,name4,Title,designation,nationality,dob,
national ... (1 Reply)
Hi,
How can I debug an awk script?
I know that set -x can be used to debug a script. But this will not suite for awk scripts.
Can anyone help me?
Thanks in advance,
Chella (2 Replies)
Hi Buddies,
The following is shell scripts which was borrowed from linux box for load average check. it runs good.
(this structure is simple, when load average is too high, it will send alert to user)
#!/usr/bin/ksh
# Set threshold for 1, 5 and 15 minture load avarage
# configured for... (4 Replies)
Hi,
I have this script, searches and sets variables, then searches and sets more variables from multiple files.
I'd need to debug it a bit.
#!/bin/bash
egrep $1 `find | grep MAGT` >/tmp/resRA-$$
thread=`sed -n '/{0x/ {s/^.*{0x\(*\).*/\1/p;q}' /tmp/resRA-$$`
tag=`sed -n '/Tag=/... (5 Replies)
Using an awk script , i want to store the value of a variable in the main script.
currently sum is getting reset to blank in the main script.
How to modify the below code to get the value of esum in the variable sum of the main script???
sum=`echo "$row" | awk -F"" '{$esum=$5}'`
... (0 Replies)
Hello,
is it possible to debug a script that is already running "on-demand"?
Somehow a command like "set -x" but once you've executed the script. And another one to disable debugging?
Thank you (0 Replies)
I am trying to use an awk command within a ksh script but it is not working - I am able to run from command line with no problem. It does not err out - it just does not produce a file with final count.
awk "{s+=$0} END {print s}" es.out > es.cntAny help would be greatly appreciated. Thanks (6 Replies)
I have a script that looks like this:
for f in LISTDETAIL; do gawk -f script_0113b "$LISTDETAIL";done
It works perfectly, and I can see input on the screen. I have tried to redirect it to a file with the following techniques, but no luck:
for f in LISTDETAIL; do gawk -f script_0113b... (2 Replies)
How can I debug this script?
I want to know what it is doing or not doing?
#!/bin/bash
#
#
if ; then
# Do the thing you want before suspend here
echo "we are suspending." > /tmp/systemd_suspend_test.txt
elif ; then
# Do the thing you want after resume here
echo "and we are... (21 Replies)