[OE-core] [PATCH 01/17] conf/bitbake.conf package.bbclass: fix dbg package not contain sources while -fdebug-prefix-map used

[Andreas Müller]

On Tue, Apr 19, 2016 at 4:54 PM, Richard Purdie
<richard.purdie at linuxfoundation.org> wrote:
> On Tue, 2016-04-19 at 16:11 +0200, Andreas Müller wrote:
>> thanks a lot for your efforts. Do I understand this right: You
>> suggest
>> to use build sysroot (on my own risk - as I did before) and make gdb
>> happy by linking sources?
>>
>> Problem I see is that we have multiple package archs e.g
>> ARM/ARMThumb/Machine so ${BASE_WORKDIR}/${MULTIMACH_TARGET_SYS}
>> expands to multiple paths. But a script symlinking all together + set
>> substitute-path might help here...
>>
>> I will play around with this in the later...
>
> I was thinking about this a bit more and there is another option
> available to you which would be to pass all the debug sources into the
> sysroot as hardlinks to the files in workdir, in much the same way as
> we do the other sysroot files (which you don't strip).
>
> Since those files are collected by do_package you'd probably have to
> force do_populate_sysroot after do_package but such an additional class
> to make these tweaks probably wouldn't be that large and would just
> affect performance a bit (with the benefit of the debugging you want).
Would like to come back to this. Would something like:

addtask do_stage_sources after do_package do_populate_sysroot

in a class enabled by local.conf do the job? I wouldn't have expected
this to be possible until I found something similar in insane.bbclass.

Andreas