my $pipecmd = "zcat $file | tar  -O -xf -"; # -O, extract files to standard output

Your tar may even have support for uncompressing built in, look for the tar option "-Z" for uncompress and "-z" for unzip.

In reply to Re^3: Parse a tar.gz file without unzipping and uncompressing unzipping? by ctilmes
in thread Parse a tar.gz file without unzipping and uncompressing unzipping? by rizzy

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