Chris Cheney writes ("Bug#456332: dpkg could use an elevated pre-depends or
depends on lzma"):
> dpkg supports using lzma for compression of debs however it only
> suggests the lzma binary package which is what is _currently_ used for
> decompressing the debs. In the future it would be preferable if a
> liblzma package existed that dpkg could use similarly to how it uses
> libbz2. IMHO packages should not pre-depend on the lzma binary package
> since it is an implementation level detail of how dpkg supports lzma
> binaries currently. So dpkg needs to pre-depends/depends on the lzma
> binary package so that packages can use lzma compression. However
> packages using lzma compression will need a pre-depends on the correct
> version of dpkg (the one with the depends/pre-depends on lzma).
IMO the lzma binary package should Provide a new virtual package name,
lzma-deb-support or some such. Packages could Pre-Depend on that.
(How valuable is lzma compression?)
I disagree that dpkg ought to support lzma the same way it supports
bzip2. Rather I think it ought to support gzip and bzip2 the way it
supports lzma: by calling an external program, as I explained in my
mail <[EMAIL PROTECTED]>
to debian-devel on Tue, 16 Oct 2007 14:34:36 +0100.
Ian.
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