Ian Jackson <ijackson@chiark.greenend.org.uk> (2016-07-13): > Certainly it is very annoying that building src:linux takes a very > long time even if only a small subset of its outputs are wanted. This > is not relevant only for debugging, but can also be relevant for tasks > like security response: if I want to locally apply an emergency fix > for a 0day I would like to do it ASAP, with a build only for my > running kernel(s), without having to wait for lots of other flavours > to build. > > But is this goal really best achieved with build profiles ? > > Perhaps a better answer would be a build option or other env var > passed through dpkg-buildpackage. That is, an entirely generic > option, which affects all builds, and says "build only these binary > packages". > > With that, > * dpkg-genchanges could avoid including extranous .debs even if > the source package needlessly builds them > * no problems with build profile cleanness arise > * there is no need to try to encode binary package patterns in > build profile names (which is not really how the build profile > system is supposed to be used) > * actually not doing unecessary work becomes an optimisation FWIW, src:linux already lets you configure a specific flavour and build only that one: https://kernel-handbook.alioth.debian.org/ch-common-tasks.html#s4.2.5 Yeah, that's outside of the usual dpkg-buildpackage routine but that answers your use case without the need for any build profile tricks. KiBi.
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