[oi-dev] Rust in userland?

[Aurélien Larcher]

On Tue, Aug 21, 2018 at 11:10 PM, Michal Nowak <mnowak at startmail.com> wrote:

> On 08/16/18 07:31 PM, Aurélien Larcher wrote:
>
>>
>>
>> On Thu, Aug 16, 2018 at 7:18 PM, Aurélien Larcher <
>> aurelien.larcher at gmail.com <mailto:aurelien.larcher at gmail.com>> wrote:
>>
>>
>>
>>
>>
>>             https://github.com/cgrzemba/oi-userland/tree/rust/components
>> /developer/rust
>>             <https://github.com/cgrzemba/oi-userland/tree/rust/component
>> s/developer/rust>
>>
>>
>>         I remember now updating my recipe to yours but I needed some
>>         configuration tweaks to deal with a few issues:
>>         - /usr/bin/cc is default used as linker but it is sunstudio 12.1
>>         so you need to override it,
>>         - AR should be specified,
>>         - this recipe assumes that GCC runtime libraries are in
>>         /usr/lib/$(MACH64) which is not true for us with GCC >= 6,
>>         - the linker should be specified for the target as it is not
>>         passed from the global settings.
>>
>>         Also rustc will eat up to 3GB of RAM so the host should have
>>         enough memory.
>>
>>
>>     Just rebased my change over Carsten's branch:
>>
>>     https://github.com/alarcher/oi-userland/tree/rust123
>>     <https://github.com/alarcher/oi-userland/tree/rust123>
>>
>>
>> More work:
>>
>> helios> rustc hello.rs <http://hello.rs>
>> error[E0463]: can't find crate for `std`
>>
>> error: aborting due to previous error
>>
>> helios> ls /usr/lib/amd64/rustlib/x86_64-sun-solaris/
>> analysis/ lib/
>>
>> but rust looks for libraries in /usr/lib/rustlib
>>
>> Symlinked like a piggy to check it and it is the problem...
>>
>> Also rustc does not put /usr/lib/amd64 in the search path so executables
>> are broken.
>>
>
> I build Aurélien's branch inside a zone, but it fails for me with:
>
> error: could not exec the linker `/usr/gcc/6/bin/gcc`: Not enough space
> (os error 12)
>
> For full log, see https://paste.ec/paste/JxbabBm
> 7#Kn+gh58pAwBhweYcTzrk6gzVSH7Rc6Npg2eXEmoCMv1.
>
> I am quite sure that I have plenty of disk space available:
>
> $ df -h .
> Filesystem             Size   Used  Available Capacity  Mounted on
> rpool/zones/build/build-userland/ROOT/zbe-125
>                        114G  14.7G      74.9G    17%    /
>
> Any idea what the problem might be? I build it on Lenovo X220 (4 cores, 6
> GB of memory + 3 GB of swap), OS is updated to latest packages. I don't
> think I limited the zone in any way when I created it.
>


I have seen one instance of rustc take more than 3GB so you probably ran
out of mem.


>
> Thanks,
> Michal
>
>
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Praise the Caffeine embeddings
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