gcc/libjava/gnu/gcj/runtime/natFirstThread.cc
Tom Tromey 2ba5f77454 All files: Updated copyright information.
* All files: Updated copyright information.
	* COPYING: New file.
	* COPYING.LIB: Removed.
	* LIBGCJ_LICENSE: We now use GPL + special exception.

From-SVN: r32387
2000-03-07 19:55:28 +00:00

54 lines
1.4 KiB
C++

// natFirstThread.cc - Implementation of FirstThread native methods.
/* Copyright (C) 1998, 1999 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 <stdlib.h>
#include <gcj/cni.h>
#include <jvm.h>
#include <gnu/gcj/runtime/FirstThread.h>
#include <java/lang/Class.h>
#include <java/lang/String.h>
#include <java/lang/System.h>
#include <java/lang/reflect/Modifier.h>
#include <java/io/PrintStream.h>
#define DIE(Message) die (JvNewStringLatin1 (Message))
typedef void main_func (jobject);
void
gnu::gcj::runtime::FirstThread::run (void)
{
Utf8Const* main_signature = _Jv_makeUtf8Const ("([Ljava.lang.String;)V", 22);
Utf8Const* main_name = _Jv_makeUtf8Const ("main", 4);
if (klass == NULL)
{
klass = java::lang::Class::forName (klass_name);
if (klass != NULL) _Jv_InitClass (klass);
}
_Jv_Method *meth = _Jv_GetMethodLocal (klass, main_name, main_signature);
// Some checks from Java Spec section 12.1.4.
if (meth == NULL)
DIE ("no suitable method `main' in class");
if (! java::lang::reflect::Modifier::isStatic(meth->accflags))
DIE ("`main' must be static");
if (! java::lang::reflect::Modifier::isPublic(meth->accflags))
DIE ("`main' must be public");
main_func *real_main = (main_func *) meth->ncode;
(*real_main) (args);
}