On Thu, 2012-08-16 at 10:43 -0700, Andy Ross wrote: > On 08/16/2012 01:39 AM, Phil Blundell wrote: > > If these RPATHs are causing host pollution then that sounds like there > > is another bug elsewhere. They ought to be resolved relative to the > > sysroot during link edit. > > Indeed, this is turning out to be a deeper issue than I wanted it to > be. What seems to be is happening is this: an RPATH in the ELF header > is interpreted relative to sysroot normally. But when linking, a > -rpath argument to the ld is interpreted relative to the *host* > filesystem even when there is a --sysroot argument. See the quick > test script below. > > As it happens, both of those are ultimately produced by libtool, and > it's only the second one that is fatal. The RPATH itself is probably > still a warning condition, but it's not a build breaker. But neither > is needed, they are happening in the case I'm looking at only because > libtool (I think) is confused by the "/../" syntax in the link path > into trying to add an RPATH where one isn't needed. > > The specific case I'm looking at (with our internal tree, I'm working > on reproducing vs. poky right now) is with a pulseaudio build, where > an x86-64 build on an x86_64 host hits a RPATH in libgdk-x11-2.0 that > pulls in the host libXranr and fails due to version skew. I was just > pointed at a discussion from last week on owl_video which looks all > but identical. > > At least for the moment I'm going to try to track down the libtool > issue (maybe sanify the path before it sees if if possible) instead of > trying to fix a linker bug.
I suspect you need to look somewhere around: http://git.yoctoproject.org/cgit.cgi/poky/tree/meta/recipes-devtools/libtool/libtool/fix-rpath.patch and normalise the rpaths being used by libtool. I think it has some kind of path normalisation function somewhere... Cheers, Richard _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
