Interpretation of $variables inside programs run from a script
Hi,
I am running a shell script that executes a program. Inside this program, variables are also referenced using a dollar symbol, eg. $a, $thething, and the shell script is misinterpreting them as variables relevant to the shell script rather than relevant to the program run from inside the script. I know that's an incoherent explanation, so here is an illustration of the problem:
The problem is that "print $inside" prints an empty string, rather than the result of "process_data". How can I fix this?
I am trying to pass a regular expression variable from a simple script to sed
to remove entries from a text file
e.g.
a='aaaa bbbb cccc ...|...:'
then executing sed from the script
sed s'/"'$a"'//g <$FILE > $FILE"_"1
my output file is always the same as the input file !!
any... (5 Replies)
How do I create a K Shell which would silently (without user input) logon to Oracle and
run an SQL script?
Any help will be greatly appreciated.
Steve (1 Reply)
Hi ,
I have a shell script to perform some actions on sun solaris box . This script normally requires to be run as a different user. so, whenever i have to run this script, i need to sudo in as that user , enter the password and execute it. Now,I have to setup a cronjob to execute the script... (11 Replies)
I have a command which will run fine in a unix command prompt. Can you tell how to interprete this command inside perl script......
The command is :
perl -pe 's/(\|333\}.*)\}$/$1|1.6}/' FIA.txt
This will search for the number 333 and appends 1.6 at the end of that line....... (1 Reply)
I'm writing a shell script. I want to put the variables in a separate config files and use those inside my script.
e.g. the config file (temp.conf)will have the values like
mapping=123
file_name=xyz.txt
I want to access these variables in temp.conf(i.e. mapping and file_name) from inside the... (7 Replies)
Good morning,
First time poster. be gentle! :)
I do not know coding all that well but I can hack the hell out of example scripts! I just cant wrap my brain around this one.
Im trying to run two grep statements in the first IF statement and doing an AND between them. Something is going... (6 Replies)
I have to run some shell scripts in Windows using Cygwin. I am able to achieve that using
%BASH% --login -i "/cygdrive/d/script.sh"
, where %BASH% is an environment variable in Windows set to
C:\cygwin\bin\bash.exe.
I have a created a Cygwin environment variable $EXE_PATH =... (3 Replies)
Hi ,
I have 4 scripts example script1,script2,script3,script4 .
I have to run script1,script2 and script3 parallely since this 3 scripts dont have dependencies .
Once script1,script2 and script3 got completed successfully , I have to trigger script4.
Can someone help me on this how to... (10 Replies)
I have bash shell script which is internally calling python script.I would like to know how long python is taking to execute.I am not allowed to do changes in python script.Please note i need to know execution time of python script which is getting executed inside shell .I need to store execution... (2 Replies)