/* * Copyright (c) 2007, 2024, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #include "jni.h" #ifdef _WIN32 #include <windows.h> #else /* _WIN32 */ #include <unistd.h> #include <signal.h> #endif /* _WIN32 */ #include "jni_tools.hpp" extern "C" { /* * Class: vm_share_ProcessUtils * Method: sendCtrlBreak * Signature: ()Z */ JNIEXPORT jboolean JNICALL Java_vm_share_ProcessUtils_sendCtrlBreak (JNIEnv *env, jclass klass) { #ifdef _WIN32 int dw; LPVOID lpMsgBuf; if (!GenerateConsoleCtrlEvent(CTRL_BREAK_EVENT, 0)) { dw = GetLastError(); FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, nullptr, dw, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR) &lpMsgBuf, 0, nullptr ); printf("%s\n", (LPTSTR)lpMsgBuf); LocalFree(lpMsgBuf); return JNI_FALSE; } return JNI_TRUE; #else /* _WIN32 */ if (kill(getpid(), SIGQUIT) < 0) return JNI_FALSE; return JNI_TRUE; #endif /* _WIN32 */ } }