On Tue, 2008-01-08 at 17:04 +1100, Andrew Reilly wrote:
quoted text
> On Mon, 07 Jan 2008 22:30:18 -0500
> "Alexandre \"Sunny\" Kovalenko" <alex.kovalenko@verizon.net>
> wrote:
> 
> > > [I'm doing a lot of my own new coding in PLT scheme at the
> > > moment, and having a ball with it.  (lang/drscheme in ports)  
> > 
> > I suspect you are not running contemporary 7.0 there:
> > twinhead# uname -a 
> > FreeBSD twinhead.rabbitslawn.verizon.net 7.0-RC1 FreeBSD 7.0-RC1 #0: Tue
> > Jan  1 19:22:56 EST 2008
> > root@twinhead.rabbitslawn.verizon.net:/usr/obj/usr/src/sys/TWINHEAD
> > i386
> > twinhead# make install
> > ===>  drscheme-370 is marked as broken: Fails to install (signal 11).  
> > *** Error code 1
> > 
> > Stop in /usr/ports/lang/drscheme.
> 
> Nope:
> andrew@duncan:/usr/home/andrew $ mzscheme
> Welcome to MzScheme v372 [3m], Copyright (c) 2004-2007 PLT Scheme
> Inc.
> > ^D
> andrew@duncan:/usr/home/andrew $ uname -a
> FreeBSD duncan.reilly.home 7.0-PRERELEASE FreeBSD 7.0-PRERELEASE
> #6: Sat Jan  5 17:53:17 EST 2008
> root@duncan:/usr/obj/usr/src/sys/DUNCAN  amd64
> 
> :-)
> 
> You'll find a patch with my name on it at:
> http://www.freebsd.org/cgi/query-pr.cgi?pr=118808
> 
> That fix has been incorporated up-stream, so 372 now builds
> cleanly for me from tarballs, but something is still broken on
> jkoshy's 8-current system, so he hasn't updated the port yet.
That will teach me to check PR database before speaking up. Thank you
for both the patch and the pointer.

quoted text
> 
> > > Fast enough for what I'm doing, byte-code, static or JIT compiled,
> > > and runs everywhere (including Windows and OSX).]
> > > 
> > > What would be *really* cool would be the ability to have a JVM or
> > > LLVM back-end in the kernel, as a first-class peer of the ELF
> > > loader.  Anyone know if anyone has tried such a thing on *BSD (or
> > > even Linux, I guess)?  
> > 
> > If you have Linux distribution handy, you can look
> > at /usr/src/linux/Documentation/binfmt_misc.txt.
> 
> Or
> http://www.tat.physik.uni-tuebingen.de/~rguenth/linux/binfmt_misc.html
> Thanks for the pointer: that's pretty close to what I was
> thinking of.  There's also the PE loader work in NetBSD...
> 
> > At least its Java
> > incarnation has been around for a while. I have not seen widespread use
> > of it, but then again, I have not been looking too hard.
> 
> Yeah, most existing foreign-executable formats have lots of
> extraneous environment cruft related to compatibility with
> other operating systems, that doesn't really lend themselves to
> this sort of application.  

Ah, but let's not blame operating systems:

sunny:RabbitsDen>cat Hello.java
class Hello
{
  public static void main(String args[])
  {
    System.out.println("Hello, world!");
  }
}
sunny:RabbitsDen>javac Hello.java
sunny:RabbitsDen>java -version
java version "1.6.0_03-p3"
Java(TM) SE Runtime Environment (build
1.6.0_03-p3-root_17_nov_2007_12_13-b00)
Java HotSpot(TM) Server VM (build
1.6.0_03-p3-root_17_nov_2007_12_13-b00, mixed mode)
sunny:RabbitsDen>java Hello
Hello, world!
sunny:RabbitsDen>scp Hello.class eclipse:
Hello.class                                                       100%
417     0.4KB/s   00:00    
sunny:RabbitsDen>ssh eclipse
eclipse:DEV:sunny>java -version
java version "1.5.0_04"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_04-b05)
Java HotSpot(TM) Client VM (build 1.5.0_04-b05, mixed mode, sharing)
eclipse:DEV:sunny>java Hello
Exception in thread "main" java.lang.UnsupportedClassVersionError: Bad
version number in .class file
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
        at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
        at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)



quoted text
> [This is more -arch or -talk than -current, so I'll stop now.]
Time to subscribe to arch@... ;)

quoted text
> 
> Cheers,
> 

-- 
Alexandre "Sunny" Kovalenko

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