67 lines
2.2 KiB
C++
67 lines
2.2 KiB
C++
/*
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* Copyright (c) 2007, 2024, 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.
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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 "jni.h"
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#ifdef _WIN32
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#include <windows.h>
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#else /* _WIN32 */
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#include <unistd.h>
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#include <signal.h>
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#endif /* _WIN32 */
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#include "jni_tools.hpp"
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extern "C" {
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/*
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* Class: vm_share_ProcessUtils
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* Method: sendCtrlBreak
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* Signature: ()Z
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*/
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JNIEXPORT jboolean JNICALL Java_vm_share_ProcessUtils_sendCtrlBreak
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(JNIEnv *env, jclass klass) {
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#ifdef _WIN32
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int dw;
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LPVOID lpMsgBuf;
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if (!GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT, 0)) {
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dw = GetLastError();
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FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
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nullptr,
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dw,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
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(LPTSTR) &lpMsgBuf,
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0,
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nullptr
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);
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printf("%s\n", (LPTSTR)lpMsgBuf);
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LocalFree(lpMsgBuf);
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return JNI_FALSE;
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}
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return JNI_TRUE;
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#else /* _WIN32 */
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if (kill(getpid(), SIGQUIT) < 0)
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return JNI_FALSE;
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return JNI_TRUE;
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#endif /* _WIN32 */
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}
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}
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