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Top Forums Shell Programming and Scripting inserting a variable to a new line Post 302528462 by maitree on Tuesday 7th of June 2011 07:32:42 AM
Old 06-07-2011
inserting a variable to a new line

In my script I am using sed to insert a line.

Suppose I have a variable called ck_size=5 and a temporary file called tmp

I want to add a certain line in the tmp file .Please see the below command

Code:
sed -i '2a\maitee is $ck_size'  /dun/homes/lrsprod/tmp


I want in 2 line of tmp file it should show maitree is 5.
Please help as the above command is not picking ck_size value. I am using tcsh shell.
 

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setmaillist(1)						      General Commands Manual						    setmaillist(1)

NAME
setmaillist - create a binary mailing list SYNOPSIS
setmaillist bin tmp DESCRIPTION
setmaillist reads a mailing list from its standard input. setmaillist writes the mailing list in a binary format to tmp; it then moves tmp to bin. tmp and bin must be on the same filesystem. If there is a problem creating tmp, setmaillist complains and leaves bin alone. The binary mailing list format is portable across machines. setmaillist always creates bin world-readable. MAILING LIST FORMAT
The mailing list read by setmaillist is a series of lines. NUL bytes are not allowed. If a line begins with a dot or slash, setmaillist takes the entire line as an include file name. If a line begins with an ampersand, setmaillist takes the rest of the line as a recipient address. If a line begins with a letter or num- ber, setmaillist takes the entire line as a recipient address. Each recipient address must include a fully qualified domain name. Recipi- ent addresses longer than 800 bytes are not allowed. setmaillist ignores blank lines and lines beginning with #. It also ignores spaces and tabs at the ends of lines. For example, god@heaven.af.mil djb@silverton.berkeley.edu is a mailing list with two addresses. SEE ALSO
setforward(1), newinclude(1), printmaillist(1) setmaillist(1)
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