Re: [ptxdist] Building manually fails with unknown libraries

[Michael Olbrich <m.olbrich@pengutronix.de>]

On Fri, May 20, 2016 at 09:27:12PM +0200, Christoph Rüdiger wrote:
> 
> 
> Am 20.05.16 um 15:44 schrieb Christoph Rüdiger:
> > Hi Juergen,
> > 
> > Am 20.05.16 um 13:50 schrieb Juergen Borleis:
> >> Hi Christoph,
> >>
> >> On Friday 20 May 2016 12:28:46 Christoph Rüdiger wrote:
> >>> I am trying to build my project manually in the ptxdist environment to
> >>> start playing around with some diagnostics tools.
> >>>
> >>> First of all, the project compiles and links properly when building with
> >>> ptxdist compile <target>.
> >>>
> >>> However, when I enter ptxdist bash and execute the make command from the
> >>> logfile, including all the explicit environment variables, the linker
> >>> fails to find libraries. strace shows, that it is only looking in the
> >>> toolchain's sysroot, but not in the explicitly given sysroot-target (via
> >>> SYSROOT env variable).
> >>
> >> Does it start the linker from the wrapper directory (e.g. 
> >> <platform>/sysroot-host/lib/wrapper/) or from the OSELAS.Toolchain directory 
> >> directly?
> > 
> > How can I check this? The logfile does not show any cd, pushd, or
> > similar commands. Ptxdist just starts make and sets the working dir with
> > make's -C command line argument.
> 
> Too quick between two meetings. Forget about it. At the end of the
> chain, make and cmake are calling the wrapper, as they are supposed to do.
> 
> After putting my headphones on and investigating a bit more, I found out
> by accident, that you can just call the build command from the logfile's
> compile stage in an arbitrary shell, except for the ptxdist bash itself.
> 
> That was something I never expected, so I wasted some hours with
> thinking too complicated :-(
> 
> However, I don't know why it is not working when calling from the
> ptxdist bash. Maybe someone here can explain that.

This is strange. I think this should work. What does $PATH look like when
it fails?

Michael


> Hopefully, this post helps someone in the future.
> 
> Enjoy your weekend,
> Christoph
> 
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