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From "Geir Magnusson Jr." <g...@pobox.com>
Subject Re: [drlvm] too tired, need help
Date Fri, 06 Oct 2006 06:30:53 GMT
Lets make a deal.  If you do a fresh diff using svn diff for 1582 so I 
can commit the thing, I'll wait ;)

geir


Evgueni Brevnov wrote:
> Geir,
> 
> Please don't do that until HARMONY-1582 integration. It can introduce
> many conflicts.
> 
> Tnanks in advance.
> Evgueni
> 
> On 10/6/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>> I got it - thanks to Pavel.
>>
>> There's an extern in init.h, and it's declared in vm_main.cpp.
>>
>> Would anyone mind if I renamed it something less innocuous like
>>
>> global_env
>> vm_global_env
>>
>> Something that gives the reader the hint that it's not a local var.
>>
>> geir
>>
>>
>> Geir Magnusson Jr. wrote:
>> > Thank you.
>> >
>> > How does the compiler know this when compiling jni.cpp?  is there an
>> > extern defn somewhere?
>> >
>> > geir
>> >
>> > Pavel Rebriy wrote:
>> >> File vm/vmcore/src/init/vm_main.cpp, line 68.
>> >>
>> >> Global_Env env(m, properties);
>> >>
>> >> On 06/10/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>> >>>
>> >>> I know the type.  The question is where is that variable "env" 
>> declared
>> >>> and set?
>> >>>
>> >>> geir
>> >>>
>> >>>
>> >>>
>> >>> Weldon Washburn wrote:
>> >>> > The first parameter to create_vm() is of type Global_Env.
>> >>> >
>> >>> > Global_Env is defined in environment.h
>> >>> >
>> >>> > vm_init() in vm_init.cpp initializes a bunch of Globla_Env's 
>> members.
>> >>> >
>> >>> >
>> >>> >
>> >>> >
>> >>> > On 10/5/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>> >>> >>
>> >>> >> I'm trying to trace through the boot sequence chasing some
boot
>> >>> >> classpath property thing (luniglob sets it, and I can't figure

>> how it
>> >>> >> gets to us...), and I'm too tired, too dumb, or both to figure

>> this
>> >>> out.
>> >>> >>
>> >>> >> Launcher calls JNI_CreateJavaVM.  In our 
>> vmcore/src/jni/jni.cpp, we
>> >>> >> define it, and it is  :
>> >>> >>
>> >>> >> VMEXPORT jint
>> >>> >> JNICALL JNI_CreateJavaVM(JavaVM **p_vm, JNIEnv **p_env, void
>> >>> *vm_args)
>> >>> {
>> >>> >>
>> >>> >>     static int called = 0;
>> >>> >>
>> >>> >>     init_log_system();
>> >>> >>     TRACE2("jni", "CreateJavaVM called");
>> >>> >>     if (called) {
>> >>> >>         ASSERT(0, "Not implemented");
>> >>> >>         return JNI_ERR;
>> >>> >>     } else {
>> >>> >>         create_vm(&env, (JavaVMInitArgs *)vm_args);
>> >>> >>         *p_env = &jni_env;
>> >>> >>         *p_vm = jni_env.vm;
>> >>> >>         return JNI_OK;
>> >>> >>     }
>> >>> >> }
>> >>> >>
>> >>> >> For the life of me, I can't figure out where "env" is defined

>> or set.
>> >>> >> create_vm() uses it...
>> >>> >>
>> >>> >> Can anyone give me a hint?  Eclipse's C++ plugin seems to be

>> useless
>> >>> >> here...
>> >>> >>
>> >>> >> geir
>> >>> >>
>> >>> >> 
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>> >>> >>
>> >>> >
>> >>> >
>> >>>
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>> >>
>> >>
>> >
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