On 08/25/09 at 04:45pm, Thomas Bächler wrote: > Patrick Brisbin schrieb: >> A while back i wrote a similar script which extracts the .PKGINFO file >> from each package in one's cache. slow, but I think this is a more >> accurate way to compare versions. > > We had that discussion on arch-dev-public a while ago. makepkg always puts > .PKGINFO to the beginning of the tarball. Also, tar and bsdtar both have > options to ensure that after the file is found, they stops extracting - > therefore, the .PKGINFO file will be extracted instantly, independent of > package size. Look at the tar or bsdtar manpages, unfortunately I forgot > exactly how it works. > WOW! tar -xf on a 3 GB cache -> 1m 42s bsdtar -qxf on the same cache -> 0m 9s awesome. -- patrick brisbin
