Shell Programming and Scripting

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How to correct this error ? - Had been answered many times

Use nawk or /usr/xpg4/bin/awk on Solaris.

Regards

Hi,

Still not able to resolve ;-(

Below are the file details
==============================================
>cat file2
12345678901
98765432101

>cat file1
gsfgfgfgfgfgfgfgfgfg12345678901fgfgfgfgfgfgfgffgfgfsgfdg
gsfgfgfgfgfgfgfgfgfg12345678901fgfgfgfgfgfgfgffgfgfsgfdg
gsfgfgfgfgfgfgfgfgfg34578910204fgfgfgffgfgfggffgfgfsgfdg
==============================================


nawk isn't returning anything while comparing file1 & file2
=======================================================
>/usr/bin/nawk 'NR=FNR{a[substr($0,1,11)];next} substr($0,21,31) in a{print}' file2 file1

>awk 'NR=FNR{a[substr($0,1,11)];next} substr($0,21,31) in a{print}' file2 file1
awk: syntax error near line 1
awk: bailing out near line 1
=======================================================


whereis nawk
nawk: /usr/bin/nawk /usr/man/man1/nawk.1

>whereis awk
awk: /usr/bin/awk /usr/man/man1/awk.1


Please Help!

Try this, there was something wrong in the second substr function:

Code:

nawk '
NR=FNR{a[substr($0,1,11)];next}
substr($0,21,11) in a{print}
' file2 file1

Regards

Hi,

I am still not able to get any matching rows when using 'nawk'.
Please help me to solve this! Also please let me know to debug this.

>cat file1
gsfgfgfgfgfgfgfgfgfg12345678901fgfgfgfgfgfgfgffgfgfsgfdg
gsfgfgfgfgfgfgfgfgfg12345678901fgfgfgfgfgfgfgffgfgfsgfdg
gsfgfgfgfgfgfgfgfgfg34578910204fgfgfgffgfgfggffgfgfsgfdg

>cat file2
12345678901
98765432101

Below script isn't returning any rows =>
==========================================
>nawk '
> NR=FNR{a[substr($0,1,11)];next}
> substr($0,21,11) in a{print}
> ' file2 file1
==========================================


Thanks

Oh my, I must be accurater:

Code:

awk '
NR==FNR{a[substr($0,1,11)];next}
substr($0,21,11) in a{print}
' file2 file1

Regards

Thanks a lot!!!
That works fine.... I need some tips on debugging these, plz send me