Use zcat, e.g. 
% zcat test.tgz | ack foo   
system("touch foo")
system("rm foo")
system("rm food")
chdir("foo")
%

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In reply to Re: Search in the .tgz file without unpack and untar by Arunbear
in thread Search in the .tgz file without unpack and untar by vinoth.ree

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