[bug#28423] gnu: Add imb-openmpi.

[Ludovic Courtès]

Ping!  :-)

address@hidden (Ludovic Courtès) skribis:

> Heya,
>
> Dave Love <address@hidden> skribis:
>
>> From eed7aaac597248505d0ad0609810f7af5caac720 Mon Sep 17 00:00:00 2001
>> From: Dave Love <address@hidden>
>> Date: Sat, 9 Sep 2017 11:10:29 +0100
>> Subject: [PATCH] gnu: Add imb-openmpi.
>>
>> * mpi.scm (gnu, imb): New function.
>>   (imb-openmpi): New package.
>
> [...]
>
>> +    (inputs
>> +     `((,(package-name mpi) ,mpi)))
>
> Rather:
>
>   `(("mpi" ,mpi))
>
>> +         (replace 'build
>> +           (lambda* _
>> +             (let ((mpi-home (dirname (dirname (which "mpicc")))))
>
> I'd suggest:
>
>   (lambda* (#:key inputs #:allow-other-keys)
>     (let ((mpi (assoc-ref inputs "mpi")))
>       ...))
>
>> +               (zero?
>> +                ;; Not safe for parallel build
>> +                (system
>> +                 (format #f "make -C imb/src -f make_mpich SHELL=sh 
>> MPI_HOME=~a"
>> +                         mpi-home))))))
>
> Rather use ‘system*’ to avoid going through the shell.
>
>> +                 (system
>> +                  (string-append
>> +                   "cd imb/src && install -m755 IMB-IO IMB-EXT IMB-MPI1 
>> IMB-NBC IMB-RMA "
>> +                   bin)))
>> +                (zero?
>> +                 (system
>> +                  (string-append
>> +                   "cd imb && cp -r license " doc))))))))))
>
> Likewise, use ‘copy-file’ and ‘copy-recursively’ rather than shelling
> out.
>
>> +    (synopsis (format #f "Intel MPI Benchmarks, ~a version" (package-name 
>> mpi)))
>> +    (description (format #f "\
>> +A set of MPI performance measurements for point-to-point and global
>> +communication, and file, operations for a range of message sizes.
>> +The generated benchmark data fully characterize:
>> address@hidden
>> address@hidden
>> +Performance of a cluster system, including node performance, network 
>> latency,
>> +and throughput;
>> address@hidden
>> +Efficiency of the MPI implementation.
>> address@hidden itemize
>> +This is the ~a version." (package-name mpi)))
>
> Please avoid constructing synopsis/description strings as this prevents
> i18n.
>
> My suggestion would be to either leave them unchanged, which should be
> good enough anyway, or to just modify the synopsis but then arrange to
> have the whole string translated.
>
> Could you send an updated patch?
>
> Thanks,
> Ludo’.