pkg_desc package compression basename name csize usize full_desc desc [ md5sum ]
get description, compressed and uncompressed size and md5sum (if $MD5SUM is non- zero) for the package which should be uncompressed using compression utility.The basename and name of package are used for grepping description.
The variables specified as arguments store resulting values:
csize compressed size usize uncompressed size full_desc desc along with basename or name desc desc without basename/name md5sum the md5sum