[foreign] Instructions for using libraries on Windows

[Jorn Vernee]

I got the .html generation working with the help of Erik from build-dev, 
so I think I can manage myself.

Want me to sent an RFR with an actual webrev as well?

Jorn

Maurizio Cimadamore schreef op 2019-01-17 18:20:
> Let us know if you need help with pushing this
> 
> Thanks for trying this out on Windows!
> 
> Maurizio
> 
> On 17/01/2019 16:48, Jorn Vernee wrote:
>>> The `make update-build-doc` does not work on windows [1], so I ask
>>> that you generate the .html dos for me instead.
>> 
>> Apologies. It seems to be a configuration problem on my end, and not 
>> necessarily a problem with Windows.
>> 
>> Jorn
>> 
>> Jorn Vernee schreef op 2019-01-17 17:36:
>>> Hi,
>>> 
>>> I have updated panama_foreign.md with instructions for jextracting 
>>> and
>>> running OpenGL and Python. I have also tried other Windows applicable
>>> libraries, here were the issues:
>>> 
>>> LAPACK & BLAS: require libgfortran-3 as a dependency, which I 
>>> couldn't
>>> find a binary distro for so quickly. (MINGW has a package for it, but
>>> only libgfortran-4)
>>> 
>>> Tensorflow: is crashing jextract with a stack overflow error.
>>> 
>>> ```
>>>     Exception in thread "main" java.lang.StackOverflowError
>>>         at
>>> jdk.internal.clang/jdk.internal.clang.StructType.<init>(StructType.java:37) 
>>>         at
>>> jdk.internal.clang/jdk.internal.clang.StructType.<init>(StructType.java:32) 
>>>         at 
>>> jdk.internal.clang/jdk.internal.clang.Type.<init>(Type.java:30)
>>>         at
>>> jdk.internal.clang/jdk.internal.clang.Type.canonicalType(Native
>>> Method)
>>>         at
>>> jdk.jextract/com.sun.tools.jextract.TypeDictionary.getInternal(TypeDictionary.java:134) 
>>>         at
>>> jdk.jextract/com.sun.tools.jextract.TypeDictionary.getInternal(TypeDictionary.java:134) 
>>>         at
>>> jdk.jextract/com.sun.tools.jextract.TypeDictionary.getInternal(TypeDictionary.java:134) 
>>>         at
>>> jdk.jextract/com.sun.tools.jextract.TypeDictionary.getInternal(TypeDictionary.java:134) 
>>>         ...
>>> ```
>>> 
>>> FWIW, you made a note about needing to pass `-C -c -C c++` to 
>>> jextract
>>> so it doesn't interpret some methods as varargs. I've tried without
>>> those flags and am observing the same vararg problem, but in that 
>>> case
>>> extraction does succeed.
>>> 
>>> The other libraries libproc, readline, and unistd don't seem
>>> applicable to Windows. I will be on the lookout for Windows specific
>>> examples that could be interesting.
>>> 
>>> The `make update-build-doc` does not work on windows [1], so I ask
>>> that you generate the .html dos for me instead.
>>> 
>>> Here is the updated panama_foreign.md:
>>> http://cr.openjdk.java.net/~jvernee/panama/panama_foreign.md
>>> 
>>> Jorn
>>> 
>>> [1] : 
>>> https://mail.openjdk.java.net/pipermail/build-dev/2019-January/024666.html