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Date:	Thu, 27 Feb 2003 07:40:22 -0800
To:	cygwin AT cygwin DOT com
From:	Randall R Schulz <rrschulz AT cris DOT com>
Subject:	Re: LD_LIBRARY_PATH not accessible through java under cygwin
	for JNI
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	main>
References:	<BHEPLBGHPJKIDJGHBFLIAEABCAAA DOT gbourgeois AT yaccom DOT com>
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Ronald,

At 04:10 2003-02-27, Ronald Landheer-Cieslak wrote:
>On Thu, 27 Feb 2003, gilles bourgeois wrote:
> > hi folks,
> >
> > I am currently using my JNI so/dll library under solaris, linux and cygwin.
> > with solaris and linux, no problem, I bind to it using load(..) since the
> > LD_LIBRARY_PATH is set.
> >
> > BUT, under cygwin/windows, it does not work and I shall tell the absolute
> > path when I load the library.
> >
> > I have already posted in java.machine, but Randall schulz told  me 
> to try in
> > this mailing list.
>
>OK, I think we need more info here: see http://cygwin.com/bugs.html and
>also tell us:
>* what Java VM are you using?
>* Why do you expect LD_LIBRARY_PATH to work on Windows?

Gilles, I must reiterate Ronald's suggestion. You've told us far too 
little to attempt a diagnosis.


>Note that Cygwin is not the one that loads the libraries for you - that's
>Windows' job. I would be (very) surprised if you were using a VM running
>under Cygwin , and that VM uses dlopen() and not LoadLibrary() (in which
>case LD_LIBRARY_PATH would work, of course).


And here's what I told him:

>>Gilles,
>>
>>I recommend that you address Cygwin issues and problems to the Cygwin
>>mailing list: see <http://cygwin.com/ml/> and
>><http://cygwin.com/cygwin/lists.html> for details. The list you want is
>>"cygwin," <mailto:cygwin AT cygwin DOT com>.
>>
>>
>>That said, there's no reason you cannot set an environment variable in
>>Cygwin that will be seen in a Java program launched from Cygwin.
>>
>>However, I don't think that's the issue. Cygwin, in fact, is a red
>>herring here. The Windows JVM from Sun is a Windows application, even if
>>it's launched from Cygwin and even if you're using JNI libraries
>>compiled under Cygwin using "gcc."
>>
>>Again, there are some Java users on the Cygwin mailing list and some of
>>them have produced JNI libraries using gcc. I suggest you ask for help
>>there.
>>
>>Randall Schulz



>but hey - go ahead - surprise me!
>
>rlc


Randall Schulz 


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