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1 /*
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2 * Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 # include "incls/_precompiled.incl"
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26 # include "incls/_vmError_windows.cpp.incl"
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27
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28
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29 void VMError::show_message_box(char *buf, int buflen) {
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30 bool yes;
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31 do {
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32 error_string(buf, buflen);
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33 int len = (int)strlen(buf);
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34 char *p = &buf[len];
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35
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36 jio_snprintf(p, buflen - len,
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37 "\n\n"
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38 "Do you want to debug the problem?\n\n"
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39 "To debug, attach Visual Studio to process %d; then switch to thread 0x%x\n"
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40 "Select 'Yes' to launch Visual Studio automatically (PATH must include msdev)\n"
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41 "Otherwise, select 'No' to abort...",
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42 os::current_process_id(), os::current_thread_id());
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43
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44 yes = os::message_box("Unexpected Error", buf) != 0;
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45
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46 if (yes) {
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47 // yes, user asked VM to launch debugger
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48 //
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49 // os::breakpoint() calls DebugBreak(), which causes a breakpoint
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50 // exception. If VM is running inside a debugger, the debugger will
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51 // catch the exception. Otherwise, the breakpoint exception will reach
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52 // the default windows exception handler, which can spawn a debugger and
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53 // automatically attach to the dying VM.
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54 os::breakpoint();
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55 yes = false;
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56 }
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57 } while (yes);
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58 }
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59
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60 int VMError::get_resetted_sigflags(int sig) {
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61 return -1;
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62 }
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63
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64 address VMError::get_resetted_sighandler(int sig) {
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65 return NULL;
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66 }
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67
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68 LONG WINAPI crash_handler(struct _EXCEPTION_POINTERS* exceptionInfo) {
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69 DWORD exception_code = exceptionInfo->ExceptionRecord->ExceptionCode;
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70 VMError err(NULL, exception_code, NULL,
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71 exceptionInfo->ExceptionRecord, exceptionInfo->ContextRecord);
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72 err.report_and_die();
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73 return EXCEPTION_CONTINUE_SEARCH;
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74 }
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75
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76 void VMError::reset_signal_handlers() {
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77 SetUnhandledExceptionFilter(crash_handler);
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78 }
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