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96d0817455
Added two new API's to limit the stack trace depth Reviewed-by: mchung, dfuchs, rriggs, egahlin
63 lines
2.1 KiB
C
63 lines
2.1 KiB
C
/*
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* Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include <stdio.h>
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#include <jni.h>
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#include "jni_util.h"
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#include "jvm.h"
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#include "management.h"
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#define ERR_MSG_SIZE 128
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const JmmInterface* jmm_interface = NULL;
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JavaVM* jvm = NULL;
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jint jmm_version = 0;
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JNIEXPORT jint JNICALL
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DEF_JNI_OnLoad(JavaVM *vm, void *reserved) {
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JNIEnv* env;
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jvm = vm;
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if ((*vm)->GetEnv(vm, (void**) &env, JNI_VERSION_1_2) != JNI_OK) {
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return JNI_ERR;
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}
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jmm_interface = (JmmInterface*) JVM_GetManagement(JMM_VERSION);
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if (jmm_interface == NULL) {
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JNU_ThrowInternalError(env, "Unsupported Management version");
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return JNI_ERR;
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}
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jmm_version = jmm_interface->GetVersion(env);
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return (*env)->GetVersion(env);
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}
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void throw_internal_error(JNIEnv* env, const char* msg) {
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char errmsg[128];
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sprintf(errmsg, "errno: %d error: %s\n", errno, msg);
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JNU_ThrowInternalError(env, errmsg);
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}
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