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Hi there.
Maybe you should use sed.
Try doing something like:

sed -i.bkp 's/^/filenameU/' your_input_file.txt

Is your columns delimited by tab or spaces?
In case of tabs, and, if you're...

Try with some two files, and check the output and then apply it for all the files.


for i in *; do nawk '{print FILENAME"\t"$0}' $i > $i.bk; mv $i.k $i; done

Ok, I think ahamed's observation is true. The files are not true ASCII text files.

So I downloaded both files in my Windows machine and used Cygwin Bash to prod around. Here's what I see:


$...

You may want to clean up the files you posted and then try the scripts on them.

I do hope you have Perl in your RedHat Linux box.
If not, then the following suggestion won't work.
Otherwise, do...

Not sure what that "invalid option" error is. What's your Unix/Linux system and version of awk? In short, what's the output of the following commands?


uname -a
uname --all
awk
awk --version...

You will need to convert to txt or csv first as awk/grep require text files not binary.

Try this:

echo Please input gene name you wish to look for
read GeneName
for file in *.txt
do
...

Hi Kelly,
Missed one detail use following line for grep
grep -H $Genename file1.txt > somefile.txt


Regards,
Mayur

awk '{$1="chr" $1 FS $2-1}1' infile

awk '{$1="chr"$1; $2=($2-1)FS$2; print}' infile

cat $1 |awk '{
c1="chr" $1
c2=$2-1
c3=$2
cut_lng=(length($1 $2)+3)
ln_l=length($0)
c4=(substr($0,cut_lng,ln_l-cut_lng))
printf("%s %s %s %s\n",c1,c2,c3,c4)
}'
...