[arch-dev-public] [draft] Switching to xz compression for new packages

[Firmicus]

On 23/03/2010 15:24, Pierre Schmitz wrote:
> as people keep asking me about this it a news item seems still to be a
> good idea.
>    
Looks fine to me!

> About a month ago we updated our tools to support packages that are
> compressed with the xz format, also known as LZMA2.
Perhaps add link to http://tukaani.org/xz/ ?

> Compared to gzip this will
> decrease package size significantly; about 30% smaller or even more depending on
> the data.
>
> If you want to compress your packages with the new format change the
> "PKGEXT" variable in the makepkg.conf of your build environment to
> '.pkg.tar.xz'. Our tools like dbscripts, devtools, namcap and of course
> pacman are able to process these packages. If you use any custom scripts
> which match "*.pkg.tar.gz" files, make sure to change the pattern to
> "*.pkg.tar.*".
>
> To allow a smooth update for older installations pacman,
> pacman-mirrorlist, libarchive, libfetch and xz-utils are kept in gz format.
>    
=>  To allow a smooth update for older installations, for the time being the packages
pacman, pacman-mirrorlist, libarchive, libfetch and xz-utils are kept with gz compression.


> (This is achieved by adding "PKGEXT='.pkg.tat.gz'" to their PKGBUILDs)
>    

s/tat/tar/

F