[mpich-devel] porting MPICH to CHERI - dumb questions

[Jeff Hammond]

I managed to get past this.  The system I'm using has m4 but not the other
autotools, but if I use the system m4 and build libtool, autoconf and
automake myself, I can autogen.sh and configure.

Sorry for the noise.

On Thu, Sep 7, 2023 at 10:28 AM Jeff Hammond <jeff.science at gmail.com> wrote:

> I am trying to port MPICH to CHERI (
> https://www.cl.cam.ac.uk/research/security/ctsrd/cheri/cheri-morello.html
> ).
>
> I have forgotten some of the tricks of porting to weird stuff that I used
> to know when I was working on Blue Gene.
>
> Can someone help me figure out how to configure for an unknown tuple?  I
> am failing to find the answer myself.
>
> Thanks,
>
> Jeff
>
> jhammond at cfarm240:~/mpich/build$ ../configure CC=clang --disable-fortran
> --disable-long-double --enable-g=all
> Configuring MPICH version 4.2a1 with  'CC=clang' '--disable-fortran'
> '--disable-long-double' '--enable-g=all'
> Running on system: FreeBSD cfarm240.cfarm.net 14.0-CURRENT FreeBSD
> 14.0-CURRENT #0 772f8fd8123: Mon Aug  7 19:39:52 UTC 2023
> jenkins at ctsrd-build-linux-j1
> :/local/scratch/jenkins/workspace/CheriBSD-pipeline_releng_22.12 at 2
> /cheribsd-morello-purecap-build/local/scratch/jenkins/workspace/CheriBSD-pipeline_releng_22.12 at 2/cheribsd/arm64.aarch64c/sys/GENERIC-MORELLO
> arm64
> checking build system type... Invalid configuration
> `aarch64c-unknown-freebsd14.0': machine `aarch64c-unknown' not recognized
> configure: error: /bin/sh ../confdb/config.sub
> aarch64c-unknown-freebsd14.0 failed
>
> jhammond at cfarm240:~/mpich/build$ clang --version
> clang version 13.0.0
> Target: aarch64-unknown-freebsd14.0
> Thread model: posix
> InstalledDir: /usr/local64/llvm-morello/bin
>
> --
> Jeff Hammond
> jeff.science at gmail.com
> http://jeffhammond.github.io/
>


-- 
Jeff Hammond
jeff.science at gmail.com
http://jeffhammond.github.io/
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