From: Vasantha Ganesh <vasanthaganesh.k@gmail.com>
To: Per Bothner <per@bothner.com>
Cc: kawa@sourceware.org
Subject: Re: Help, writing kawa equivalent of java program
Date: Sat, 01 Apr 2017 20:00:00 -0000 [thread overview]
Message-ID: <CAL0TjKqHf3Jxa31VsTpWNX2+w-S4+OpmDOXrDGKzc4xWwq6dgg@mail.gmail.com> (raw)
In-Reply-To: <CAL0TjKrw0pQ7iKTzGkzk4f50pqjD-Sa6XdEGFhvcDZey=MK_BA@mail.gmail.com>
Sorry for excluding the code, here it goes:
(define-alias library com.sun.jna.Library)
(define-alias native com.sun.jna.Native)
(define-simple-class libc (library)
interface: #t
(getpid::long))
(define inst::libc (native:loadLibrary "c" libc:class))
(display (inst:getpid))
On Sun, Apr 2, 2017 at 1:28 AM, Vasantha Ganesh
<vasanthaganesh.k@gmail.com> wrote:
> Hello Mr. Bothner,
> I still get this error:
>
> [homonculus@alchemist kawa-scheme]$ kawa -J-cp
> -J/usr/share/java/jna.jar:.:/usr/share/java/kawa-2.0.jar -f
> jnagetpid.scm
> Exception in thread "main" java.lang.ClassFormatError: Illegal field
> modifiers in class libc: 0x1
> at java.lang.ClassLoader.defineClass1(Native Method)
> at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
> at java.lang.ClassLoader.defineClass(ClassLoader.java:642)
> at gnu.bytecode.ArrayClassLoader.loadClass(ArrayClassLoader.java:125)
> at gnu.expr.ModuleExp.evalToClass(ModuleExp.java:135)
> at gnu.expr.ModuleExp.evalModule1(ModuleExp.java:259)
> at gnu.expr.ModuleExp.evalModule(ModuleExp.java:214)
> at kawa.Shell.run(Shell.java:291)
> at kawa.Shell.runFile(Shell.java:524)
> at kawa.Shell.runFileOrClass(Shell.java:447)
> at kawa.repl.processArgs(repl.java:260)
> at kawa.repl.main(repl.java:871)
>
> Thank you,
> Vasantha Ganesh K.
>
> On Sun, Apr 2, 2017 at 1:22 AM, Per Bothner <per@bothner.com> wrote:
>> On 04/01/2017 12:44 PM, Vasantha Ganesh wrote:
>>>
>>> Thank you, that did work. Kawa complains that the interface that I
>>> created in kawa is not an interface.
>>
>>
>> (define-simple-class libc (library)
>> (make-interface #t)
>> (getpid::long))
>>
>> - defines a field named make-interface.
>> You probably want:
>>
>> (define-simple-class libc (library)
>> interface: #t
>> (getpid::long))
>>
>> --
>> --Per Bothner
>> per@bothner.com http://per.bothner.com/
next prev parent reply other threads:[~2017-04-01 20:00 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-01 15:54 Vasantha Ganesh
2017-04-01 16:28 ` Per Bothner
2017-04-01 19:44 ` Vasantha Ganesh
2017-04-01 19:52 ` Per Bothner
2017-04-01 19:59 ` Vasantha Ganesh
2017-04-01 20:00 ` Vasantha Ganesh [this message]
2017-04-01 20:20 ` Sudarshan S Chawathe
2017-04-01 20:25 ` Per Bothner
2017-04-01 20:51 ` Vasantha Ganesh
2017-04-02 5:39 ` Per Bothner
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