[Scilab-users] compilation with OCaml 4.06

[Florian Blachère]

Hello,

Any news about this error ?

Thanks by advance,
Florian

On 26/02/18 09:01, Florian Blachère wrote:
> Hello,
>
> Thanks for this patch, but it seems not enough to build as there is
> still some errors with Bytes/Strings:
>
> File "src/modelica_compiler/optimization.ml", line 168, characters 49-50:
> Error: This expression has type bytes but an expression was expected
> of type
>          string
>
> Florian
>
> On 22/02/18 10:41, Clément David wrote:
>> Hello Florian,
>>
>> Please find attached a patch that fix this issue; it comes from a OCaml 4.0.4 change which
>> distinguish String and Bytes implementations and the unsafe-string flag.
>>
>> Quoting the documentation [1]:
>>> OCaml strings used to be modifiable in place, for instance via the String.set and String.blit
>>> functions described below. This usage is deprecated and only possible when the compiler is put 
>>> in "unsafe-string" mode by giving the -unsafe-string command-line option
>> [1]: https://caml.inria.fr/pub/docs/manual-ocaml/libref/String.html
>>
>> Regards,
>>
>> --
>> Clément
>>
>> Le jeudi 22 février 2018 à 09:35 +0100, Florian Blachère a écrit :
>>> Hello Clément,
>>>
>>> Thanks for the answer, I installed num and changed the compilation line to use ocamlfind but now
>>> the compilation fails with : 
>>>
>>> ocamlfind ocamlopt -package num -I ./src/modelica_compiler -I ./src/xml2modelica -c
>>> src/modelica_compiler/optimization.ml
>>> File "src/modelica_compiler/optimization.ml", line 166, characters 21-22:
>>> Error: This expression has type string but an expression was expected of type
>>>          bytes
>>>
>>> Is it link to the uodate to OCaml 4.06 ?
>>>
>>> Florian
>>>
>>> On 21/02/18 11:51, Clément David wrote:
>>>> Hello Florian,
>>>>
>>>> The easier would be to depend on the external Num library for the 6.0.x family as far as this
>>>> library remains available; statically build against it is the way to go for OCaml code. Num
>>>> might
>>>> also be packaged in your system, use ocamlfind to look for it.
>>>>
>>>> Thanks,
>>>>
>>>> --
>>>> Clément
>>>>
>>>> Le mercredi 21 février 2018 à 08:41 +0100, Florian Blachère a écrit :
>>>>> Hello,
>>>>>
>>>>> Scilab 6.0.0 and 6.0.1 (and the master branch) cannot be build using 
>>>>> OCaml 4.06 because this release remove the Num library 
>>>>> (https://ocaml.org/releases/4.06.html#Changes class="Apple-tab-span" style="white-space:pre">
>>>>> 	, 
>>>>> https://github.com/ocaml/ocaml/pull/1178), do you have any advice to 
>>>>> build Scilab with recent OCaml: integrate Num in Scilab, build Num 
>>>>> oustside of Scilab and link against it, ... ?
>>>>>
>>>>> Thanks by advance,
>>>>>
>>>>> Florian
>>>>>
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