| /* |
| * Copyright (c) 2003, 2010, 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 "precompiled.hpp" |
| #include "runtime/arguments.hpp" |
| #include "runtime/os.hpp" |
| #include "runtime/thread.hpp" |
| #include "utilities/vmError.hpp" |
| |
| |
| void VMError::show_message_box(char *buf, int buflen) { |
| bool yes; |
| do { |
| error_string(buf, buflen); |
| int len = (int)strlen(buf); |
| char *p = &buf[len]; |
| |
| jio_snprintf(p, buflen - len, |
| "\n\n" |
| "Do you want to debug the problem?\n\n" |
| "To debug, attach Visual Studio to process %d; then switch to thread 0x%x\n" |
| "Select 'Yes' to launch Visual Studio automatically (PATH must include msdev)\n" |
| "Otherwise, select 'No' to abort...", |
| os::current_process_id(), os::current_thread_id()); |
| |
| yes = os::message_box("Unexpected Error", buf) != 0; |
| |
| if (yes) { |
| // yes, user asked VM to launch debugger |
| // |
| // os::breakpoint() calls DebugBreak(), which causes a breakpoint |
| // exception. If VM is running inside a debugger, the debugger will |
| // catch the exception. Otherwise, the breakpoint exception will reach |
| // the default windows exception handler, which can spawn a debugger and |
| // automatically attach to the dying VM. |
| os::breakpoint(); |
| yes = false; |
| } |
| } while (yes); |
| } |
| |
| int VMError::get_resetted_sigflags(int sig) { |
| return -1; |
| } |
| |
| address VMError::get_resetted_sighandler(int sig) { |
| return NULL; |
| } |
| |
| LONG WINAPI crash_handler(struct _EXCEPTION_POINTERS* exceptionInfo) { |
| DWORD exception_code = exceptionInfo->ExceptionRecord->ExceptionCode; |
| VMError err(NULL, exception_code, NULL, |
| exceptionInfo->ExceptionRecord, exceptionInfo->ContextRecord); |
| err.report_and_die(); |
| return EXCEPTION_CONTINUE_SEARCH; |
| } |
| |
| void VMError::reset_signal_handlers() { |
| SetUnhandledExceptionFilter(crash_handler); |
| } |