1 /*
 2  * Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 6  * under the terms of the GNU General Public License version 2 only, as
 7  * published by the Free Software Foundation.
 8  *
 9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 #include "jni.h"
25 #include "testlib_threads.h"
26 
27 void call(void* ctxt) {
28     JavaVM* jvm = (JavaVM*) ctxt;
29     JNIEnv* env;
30     jvm->AttachCurrentThread((void**)&env, NULL);
31     jclass linkerClass = env->FindClass("java/lang/foreign/Linker");
32     jmethodID nativeLinkerMethod = env->GetStaticMethodID(linkerClass, "nativeLinker", "()Ljava/lang/foreign/Linker;");
33     env->CallStaticVoidMethod(linkerClass, nativeLinkerMethod);
34     jvm->DetachCurrentThread();
35 }
36 
37 extern "C" {
38     JNIEXPORT void JNICALL
39     Java_org_openjdk_foreigntest_unnamed_PanamaMainUnnamedModule_nativeLinker0(JNIEnv *env, jclass cls) {
40         JavaVM* jvm;
41         env->GetJavaVM(&jvm);
42         run_in_new_thread_and_join(call, jvm);
43     }
44 }