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From "Geir Magnusson Jr." <g...@pobox.com>
Subject Re: [drlvm] too tired, need help
Date Fri, 06 Oct 2006 06:12:19 GMT
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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