##
my $fileSize = (stat $fileName)[7];
####
my $limit = 160;
my $bytesToRead
= $fileSize > $limit
? $limit
: $fileSize;
####
my $bytesRead = read($inpFH, my $inpBuffer, $bytesToRead);
die qq{Bad read: read $bytesRead, expected $bytesToRead\n}
unless $bytesRead == $bytesToRead;
print $inpBuffer;