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Scripting awk or sed or shell

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# 1  
Old 12-01-2010
Question Scripting awk or sed or shell
input

buff_1 abc satya_1
pvr_1
buff_2 def satya_1
pvr_1
buff_3 ghi satya_1
pvr_1
buff_4 jkl satya_1
pvr_1


required out put

buff_1 abc satya_1
pvr_1 abc satya_1
buff_2 def satya_1
pvr_1 def satya_1
buff_3 ghi satya_1
pvr_1 ghi satya_1
buff_4 jkl satya_1
pvr_1 jkl satya_1



Hi this is my input file format,
In second row column2 , column 3 values are blank.
if column 2 & column3 values are blank , then i need to insert above line column 2 column3 values .
Last edited by pvr_satya; 12-01-2010 at 03:50 AM..
# 2  
Old 12-01-2010
hey
hey can u post sample input file and the required output!!

use code tags
# 3  
Old 12-01-2010
Try:
Code:
awk 'NF>1{s=$2 FS $3}NF==1{$0=$0 FS s}1' file

This User Gave Thanks to Franklin52 For This Post:
pvr_satya
# 4  
Old 12-01-2010
Try:
Code:
awk ' NF == 3 { a=$1; b = $2; c=$3 ; readline}; { print $1, b, c }' INPUTFILE

droid
This User Gave Thanks to droid For This Post:
pvr_satya
# 5  
Old 12-01-2010
hi can u send exact sysntax
# 6  
Old 12-01-2010
Code:
awk '1;getline $1' infile

This User Gave Thanks to Scrutinizer For This Post:
pvr_satya
# 7  
Old 12-01-2010
Quote:
Originally Posted by Scrutinizer
Code:
awk '1;getline $1' infile

Nice! Smilie
This User Gave Thanks to Franklin52 For This Post:
pvr_satya
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