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Top Forums Shell Programming and Scripting Grep with variable not working Post 302966367 by admin_db on Thursday 11th of February 2016 08:02:25 AM
Old 02-11-2016
Grep with variable not working

Hello,

I am using below code :

Code:
export ORAR=orp712z.int.thomsonreuters.com
#echo $ORAR;
if echo $ORAR|grep -i "_"
then
ORACLE_SID1= echo $ORAR|cut -f2 -d "_"
echo $ORACLE_SID1
ORACLE_SID=fgrep "$ORACLE_SID1" /etc/oratab|cut -f1 -d ":"
#echo $ORACLE_SID
else
ORACLE_SID1= echo $ORAR|cut -f1 -d "."
echo $ORACLE_SID1
ORACLE_SID=grep "$ORACLE_SID1" /etc/oratab|cut -f1 -d ":"
echo $ORACLE_SID
fi


Code:
c643upetcmdr {/home/oracle}: cat /etc/oratab
orp709z1:/u01/app/oracle/product/11.2.0.4/db:N
orp710z1:/u01/app/oracle/product/11.2.0.4/db:N
orp712z1:/u01/app/oracle/product/11.2.0.4/db:N
orp713z1:/u01/app/oracle/product/11.2.0.4/db:N


Now, the script should print orp712z1 but this is printing orp709z1.


Best regards,
Vishal
 

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SVK::Log::Filter::Grep(3)				User Contributed Perl Documentation				 SVK::Log::Filter::Grep(3)

SYNOPSIS
SVK::Log::Filter::Grep - search log messages for a given pattern DESCRIPTION
The Grep filter requires a single Perl pattern (regular expression) as its argument. The pattern is then applied to the svn:log property of each revision it receives. If the pattern matches, the revision is allowed to continue down the pipeline. If the pattern fails to match, the pipeline immediately skips to the next revision. The pattern is applied with the /i modifier (case insensitivity). If you want case-sensitivity or other modifications to the behavior of your pattern, you must use the "(?imsx-imsx)" extended pattern (see "perldoc perlre" for details). For example, to search for log messages that match exactly the characters "foo" you might use svk log --filter "grep (?-i)foo" However, to search for "foo" without regards for case, one might try svk log --filter "grep foo" The result of any capturing parentheses inside the pattern are not available. If demand dictates, the Grep filter could be modified to place the captured value somewhere in the stash for other filters to access. If the pattern contains a pipe character ('|'), it must be escaped by preceding it with a '' character. Otherwise, the portion of the pattern after the pipe character is interpreted as the name of a log filter. STASH
/PROPERTY MODIFICATIONS Grep leaves all properties and the stash intact. perl v5.10.0 2008-08-04 SVK::Log::Filter::Grep(3)
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