mirror of
https://github.com/autc04/Retro68.git
synced 2024-12-02 18:53:22 +00:00
66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
// natMainThread.cc - Implementation of MainThread native methods.
|
|
|
|
/* Copyright (C) 1998, 1999, 2000, 2001, 2003, 2006 Free Software Foundation
|
|
|
|
This file is part of libgcj.
|
|
|
|
This software is copyrighted work licensed under the terms of the
|
|
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
|
|
details. */
|
|
|
|
#include <config.h>
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <gcj/cni.h>
|
|
#include <jvm.h>
|
|
#include <java-threads.h>
|
|
|
|
#include <gnu/java/lang/MainThread.h>
|
|
#include <java/lang/Runtime.h>
|
|
#include <java/lang/ThreadGroup.h>
|
|
|
|
typedef void main_func (jobject);
|
|
|
|
void
|
|
gnu::java::lang::MainThread::call_main (void)
|
|
{
|
|
Utf8Const* main_signature = _Jv_makeUtf8Const ("([Ljava.lang.String;)V", 22);
|
|
Utf8Const* main_name = _Jv_makeUtf8Const ("main", 4);
|
|
|
|
// This is one of the few places where we might have access to an
|
|
// unlinked class.
|
|
_Jv_Linker::wait_for_state (klass, JV_STATE_LOADING);
|
|
|
|
_Jv_Method *meth = _Jv_LookupDeclaredMethod (klass, main_name,
|
|
main_signature);
|
|
|
|
// Some checks from Java Spec section 12.1.4.
|
|
const char *msg = NULL;
|
|
if (meth == NULL)
|
|
msg = "no suitable method `main' in class";
|
|
else if (! ::java::lang::reflect::Modifier::isStatic(meth->accflags))
|
|
msg = "`main' must be static";
|
|
else if (! ::java::lang::reflect::Modifier::isPublic(meth->accflags))
|
|
msg = "`main' must be public";
|
|
if (msg != NULL)
|
|
{
|
|
fprintf (stderr, "%s\n", msg);
|
|
::exit(1);
|
|
}
|
|
|
|
main_func *real_main = (main_func *) meth->ncode;
|
|
(*real_main) (args);
|
|
|
|
// Note that we do thread cleanup here. We have to do this here and
|
|
// not in _Jv_RunMain; if we do if after the main thread has exited,
|
|
// our ThreadGroup will be null, and if Runtime.exit tries to create
|
|
// a new Thread (which it does when running shutdown hooks), it will
|
|
// eventually NPE due to this.
|
|
_Jv_ThreadWait ();
|
|
|
|
int status = (int) ::java::lang::ThreadGroup::had_uncaught_exception;
|
|
::java::lang::Runtime::exitNoChecksAccessor (status);
|
|
}
|