On Saturday 28 April 2012 15:32:58 Robert Millan wrote: > Hi Hans, > > 2012/4/28 Hans Petter Selasky <[email protected]>: > >> Can you be more specific about this? We've got around 80 packages > >> that are linking with this library. If it's really broken, we > >> probably need to change the build dependencies and rebuild every of > >> them. > > > > Are these packages built with libusb header files from the FreeBSD USB > > library or the libusb.org library? If the libusb.org header files are > > used, then updating the FreeBSD USB library will fix some issues. Else > > not. > > I think you missunderstand what we're doing. I'll try to explain, but > please note that I don't claim what we do is correct, in fact I have > no clue about it! I'm merely describing: > > Debian GNU/kFreeBSD provides two USB libraries, libusb-0.1-4 and > libusb2debian. > > libusb-0.1-4 is the library for libusb.org (currently version 0.1.12). > It includes a patch (06_bsd.diff, attached) which was added in Jan > 2010. Aurelien wrote this in changelog file: "Add > debian/patches/06_bsd.diff to fix build with kFreeBSD headers 8.0.". > > libusb2debian is the library from FreeBSD. The "debian" suffix does > *not* indicate that we diverged from FreeBSD ABI. It is ABI compatible > with the one from FreeBSD (except for the fact that it's linked againt > GNU libc, of course). > > Packages can be linked with libusb-0.1-4 or with libusb2debian, > depending on the setting in their debian/control file.
Ok, I see. > It is unclear to me why we're providing both libraries at the same > time. libusb2debian must have been added because there's some > limitation in libusb-0.1-4, otherwise we wouldn't have bothered to > provide another library, but I don't know which is that limitation. The official libusb does not support FreeBSD. > > If the problem with libusb-0.1-4 is so severe that it's completely > unusable on GNU/kFreeBSD, then we should look into rebuilding > everything with libusb2debian. > > ABI compatibility with libusb-0.1-4 is helpful because it makes > transitions easier, but it doesn't resolve this kind of problem (if > there is one). Ok, then there is no problem about keeping the libusb2debian package as-is. --HPS -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/[email protected]
