ptardiff - program that diffs an extracted archive against an unextracted one
- ptardiff is a small program that diffs an extracted archive
 - against an unextracted one, using the perl module Archive::Tar.
 - This effectively lets you view changes made to an archives contents.
 - Provide the progam with an ARCHIVE_FILE and it will look up all
 - the files with in the archive, scan the current working directory
 - for a file with the name and diff it against the contents of the
 - archive.
 
- ptardiff ARCHIVE_FILE
 - ptardiff -h
 - $ tar -xzf Acme-Buffy-1.3.tar.gz
 - $ vi Acme-Buffy-1.3/README
 - [...]
 - $ ptardiff Acme-Buffy-1.3.tar.gz > README.patch
 
- h Prints this help message
 
tar(1), Archive::Tar.