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Re: [jna-users] Java 5 dependency on OSX




On Jul 29, 2007, at 8:52 AM, Michael Hall wrote:

It would seem to me that a dynamic load should search on a symbol and not be tied to a specific absolute path library but I could be wrong. Not that familiar with that stuff.

The jnilib is linked against JAWT. The library and symbols *could* be looked up dynamically via dlopen/dlsym, but it's a much bigger pain that way.


Where are the make and ant build files? I just did a
little quick looking around and didn't see them.

Via ViewSVN: https://jna.dev.java.net/source/browse/jna/trunk/jnalib/build.xml https://jna.dev.java.net/source/browse/jna/trunk/jnalib/native/Makefile


The JWS version of the dispatch library seemed a
little more immediately accessible to see what it's
dependcies were

 otool -L libjnidispatch.jnilib
libjnidispatch.jnilib:

/Users/twall/Development/ws/jna/build/native/libjnidispatch.jnilib
(compatibility version 0.0.0, current version 0.0.0)

/System/Library/Frameworks/JavaVM.framework/Versions/A/JavaVM
(compatibility version 1.0.0, current version 87.0.0)

/System/Library/Frameworks/JavaVM.framework/Versions/1.5.0/ Libraries/libjawt.dylib
(compatibility version 1.0.0, current version 1.0.0)
/usr/lib/libSystem.B.dylib (compatibility
version 1.0.0, current version 88.3.3)


It also seems to have a specific user lib dependency
/Users/twall that probably shouldn't work either it if
actually needs to be found on the users machine?

That shouldn't be there. Where exactly did it show up?


For the current libjawt.dylib difficulty what about CurrentJDK

ls -l
/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/ Libraries/libjawt.*
-rwxr-xr-x 1 root wheel 46432 Jan 8 2007
/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/ Libraries/libjawt.dylib
lrwxr-xr-x 1 root wheel 13 Nov 16 2006
/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/ Libraries/libjawt.jnilib
-> libjawt.dylib



It might work if it's not a symlink (which it usually is); you'd want the path to be the current JRE, though, not the current JDK (unless the JDK is always installed by default, which I doubt).



Timothy Wall http://abbot.sf.net


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 >Re: Fwd: [jna-users] Java 5 dependency on OSX (From: Michael Hall <email@hidden>)



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