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Top Forums Shell Programming and Scripting Trouble reading content of file from a variable Post 302880549 by Ravindra Swan on Friday 20th of December 2013 11:38:39 AM
Old 12-20-2013
Trouble reading content of file from a variable

Hi ,

i have a parameter which has path of a file. Now i need to have another parameter with the content of that file. I tried the belwo script , can any one please help.
I dont want to use cat command to read. Can we do it with out using cat command.
Code:
 while read line
do
DML_FILE_NAME_ORIG1=`echo $line|awk 'BEGIN { FS = "|" } ; {print $1}'`
 
echo "DML_FILE_NAME_ORIG1=$DML_FILE_NAME_ORIG1"
 
DML_FILE_NAME_NEW_MODIFIED=${AI_DML}/testharness_modified.dml
cp $DML_FILE_NAME_ORIG1 ${AI_DML}/testharness_modified.dml
sed -i '/record/r ${AI_BIN}/modift_test_harness.txt' ${AI_DML}/testharness_modified.dml
 
echo "Contents of DML_FILE_NAME_NEW_MODIFIED"
echo `cat $DML_FILE_NAME_NEW_MODIFIED`
done<$AI_BIN/input.txt

Code:
> cat AI_BIN/input.txt
$AI_DML/a.dml
 
> cat $AI_DML/a.dml
include '~$STI_TOOLS_DML/data_quality.dml';
metadata type =
/* DML Generated for SQL: SELECT * FROM cdm_5.FT_ARNGE_CRED_RISK_MTGT_FACT
 * On: Thu Mar 29 06:40:06 2012
 */
record
  decimal("\x01") mth_rpt_perd_dim_id /*INTEGER NOT NULL*/;
  decimal("\x01") core_arnge_dim_id /*INTEGER NOT NULL*/;
end
 
> cat ${AI_BIN}/modift_test_harness.txt
string("\x01") key1 = NULL("");
string("\x01") key2 = NULL("");


Last edited by Ravindra Swan; 12-20-2013 at 12:45 PM.. Reason: content missed
 

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Msgcat(3pm)						User Contributed Perl Documentation					       Msgcat(3pm)

NAME
Locale::Msgcat - Perl extension for blah blah blah SYNOPSIS
use Locale::Msgcat; $cat = new Locale::Msgcat; $rc = $cat->catopen(name, oflag); $msg = $cat->catgets(set_number, message_number, string); $rc = $cat->catclose(); DESCRIPTION
The Locale::Msgcat module allows access to the message catalog functions which are available on some systems. A new Locale::Msgcat object must first be created for each catalog which has to be open at a given time. The catopen operation opens the catalog whose name is given as argument. The oflag can be either 0 or NL_CAT_LOCALE (usually 1) which is the recommended value. The catgets message retrieves message_number for the set_number message set, and if not found returns string. The catclose function should be used when access to a catalog is not needed anymore. EXAMPLES
use Locale::Msgcat; $cat = new Locale::Msgcat; unless ($cat->catopen("whois.cat", 1)) { print STDERR "Can't open whois catalog. "; exit(1); } printf "First message, first set : %s ", $cat->catgets(1, 1, "not found"); unless ($cat->catclose()) { print STDERR "Can't close whois catalog. "; exit(1); } The above example would print the first message from the first message set found in the whois catalog, or if not found it would print "not found". AUTHOR
Christophe Wolfhugel, wolf@pasteur.fr SEE ALSO
catopen(3), catclose(3), catgets(3), perl(1). perl v5.14.2 1999-11-15 Msgcat(3pm)
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