On Sat, Jan 30, 2016 at 8:08 PM, Helmut Grohne <hel...@subdivi.de> wrote: > Hi, > > Let me give a status update on how well cross building works in > unstable. > > Toolchain > --------- > > We have cross compilers and crossbuild-essential-* packages in unstable > for quite a while now. (Thanks to Matthias Klose.) These tend to work > well. Recently, sbuild saw significant improvements wrt. cross building > such that now one can simply "sbuild --build=arch1 --host=arch2 ..." and > have a reasonable expectation that it works. (Thanks to Johannes > Schauer.) Also pkg-config now ships the symlinks to a working cross > wrapper. (Thanks to Tollef Fog Heen.) Many more things have happened and > the gist is that much of the toolchain just works now! :) > > Cross building the Debian archive > --------------------------------- > > Debian unstable has about 22000 source packages. Out of those, about 5000 > source packages can satisfy their Build-Depends in a cross build > setting. For failing packages, detailed diagnostics can be found at > http://bootstrap.debian.net/cross_all.html. (Thanks to Johannes Schauer.) > > Out of those 5000 source packages, I selected 3000 popular (as in > popcon) source packages and built them using debomatic (build arch = > amd64, host arch = ppc64el). (Thanks to Luca Falavigna.) About 1000 > builds were successful (which doesn't imply that the resulting packages > actually work.) We can conclude that about 4% of Debian can be cross > built today. > > You can find the build logs at: > http://subdivi.de/~helmut/debomatic-logs/ > > Processing the logs > ------------------- > > I've hacked up a script that guesses failure reasons by scanning the > logs with some regular expressions. Common issues are: > > * (>800) Using the build architecture compiler or linker. > * (>150) Bug #812136 in dh_auto_build for cmake > * (>130) configure fails due to missing values in config.site > > Bug reports > ----------- > > I would appreciate help with inspecting these build logs. To avoid > duplicating work, I added a bug column to the log index and intend to > update it when given a notice. Given the number of build failures, I > believe that a mass bug filing would be counterproductive and ask that > bugs reports are only filed when accompanied with a patch or a detailed > analysis. > > Please follow up to debian-cr...@lists.debian.org or stop by at > #debian-bootstrap on irc.oftc.net if you have any questions regarding > this effort. > > Helmut > Hi,
Could you document on wiki how can we begin as a package manager. For instance I could not achieve to parse http://bootstrap.debian.net/cross_all/imagemagick.html Bastien
