1 /*

     2  * Copyright (c) 2018, 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 <stdio.h>

    25 #include <string.h>

    26 #include <jvmti.h>

    27 

    28 #ifdef __cplusplus

    29 extern "C" {

    30 #endif

    31 

    32     static jvmtiEnv *jvmti = NULL;

    33 

    34     JNIEXPORT jint JNICALL Agent_OnLoad(JavaVM *jvm, char *options, void *reserved) {

    35         int err = (*jvm)->GetEnv(jvm, (void**) &jvmti, JVMTI_VERSION_9);

    36         if (err != JNI_OK) {

    37             return JNI_ERR;

    38         }

    39         err = (*jvmti)->AddToSystemClassLoaderSearch(jvmti, (const char*)options);

    40         if (err != JVMTI_ERROR_NONE) {

    41             return JNI_ERR;

    42         }

    43         return JNI_OK;

    44     }

    45 

    46 #ifdef __cplusplus

    47 }

    48 #endif