Found a solution/workaround, run your Java program using sudo. The extensions can then be found.
On 10 March 2010 00:46, Yee Wei Law <[email protected]> wrote: > Well, I'm also on Snow Leopard and I'm also having problem with Java not > finding the getenv and toscomm library when they are all in > /Library/java/Extensions. > > > On 4 November 2009 02:47, Abhay Ghatpande <[email protected]> wrote: > >> Has anyone managed to get MATLAB working with tinyos-2.x? >> I am using MATLAB R2009b on Mac OS 10.6.1 (Snow Leopard). >> (1) tinyos-2.x works flawlessly on the Mac. >> (2) I can call normal Java methods in Matlab without problem >> (3) I can call Matlab functions in Java without problem (using the >> MatlabControl and MatServer mentioned here: >> http://www.cs.virginia.edu/~whitehouse/matlab/JavaMatlab.html<http://www.cs.virginia.edu/%7Ewhitehouse/matlab/JavaMatlab.html>and >> here: >> http://www.cs.utoronto.ca/~bowen/code/code.html<http://www.cs.utoronto.ca/%7Ebowen/code/code.html> >> ) >> >> Serial (USB) ports can be opened in Matlab using >> sio = serial('/dev//dev/tty.usbserial-xxxxxx'); >> fopen(sio); >> etc. >> >> However, when I try, >> con = connect('serial@/dev/tty.usbserial-xxxxxxx:telosb'); >> I get: >> Could not connect: serial@/dev/tty.usbserial-XBS38CW:telosb >> con = >> [] >> >> Similar results for any other interface such as s...@localhost:9001. It >> says could not connect. (Of course I start the SerialForwarder first >> before trying this). >> >> If I try to create any new object such as SerialForwarder or implement >> a MessageListener, I get the error: >> java.lang.ClassNotFoundException: null >> getenv JNI library not found. Env.getenv will not work >> (run the tos-install-jni tool, see man tos-install-jni for more details) >> >> or toscomm JNI library no found. >> >> The classpath includes all the necessary jnilib. >> >> Any ideas how to get this to work? >> >> Abhay >> _______________________________________________ >> Tinyos-help mailing list >> [email protected] >> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help >> > >
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