On Saturday 06 of October 2012 18:51:23 Slávek Banko wrote: > On Saturday 29 of September 2012 04:05:43 Timothy Pearson wrote: > > > On Friday 28 of September 2012 17:07:33 Timothy Pearson wrote: > > >> Interesting! Are you going to do this in the R14 packaging tree as > > >> well? > > > > > > I assume that the change native => quilt could be used for the final > > > R14 and > > > certainly for subsequent SRU in R14. In order to use quilt also for the > > > nightly-builds, it requires to modify scripts that you use to prepare > > > packages for nigtly-builds. > > > > > > For example, it should need to change the version number used for base > > > tarball "orig.tar.bz2" because it is not possible to use dash for a > > > version > > > of "upstream" package on Debian. Instead of > > > 14.0.0-0debian11+r274+pr2~wheezy > > > would have to be used, for example 14.0.0~r274 for the base tarball > > > orig.tar.bz2. And distribution specific version would in this case be: > > > 14.0.0~r274-0debian11~wheezy. > > > > > > It is therefore a question, whether is now a good time for such a > > > change? > > > > > > Slavek > > > -- > > > > As this would require a change of the versioning scheme, now is not a > > good time for the change. > > > > Tim > > Because for now, you can not change from native packages to quilt, I have > two other ways to reduce packages size! > > __1__ > > I tested that all currently supported distributions (Debian from Squeeze, > Ubuntu from Lucid) have support for source packages using XZ compression. > Switching from bzip2 to XZ can reduce source packages about 12%. > > If there are no objections, I can make this change immediately. > > __2__ > > I noticed that although we use bzip2 compression for source packages inside > binary packages are still gzip. I checked that there is also possibility to > switch compression for binary packages. I tested, that except Lucid is > possible to use inside binary packages XZ compression. For Lucid can be > used bzip2. The need to use for Lucid a different compression is not a > problem. I create rule that automatically selects compression by > availability XZ: > > DEB_DH_BUILDDEB_ARGS = -- -Z$(shell dpkg-deb --help | grep -q ":.* xz[,.]" > \ && echo xz || echo bzip2) > > Change from gzip to bzip2 (for Lucid) reduces binary packages by about 12%. > Change to XZ (for all others) reduces binary packages by about 25%. > > If there are no objections, I add gradually this change to all packages. I see no objection ... nor any other reaction. The decision is entirely up to me? Slavek --