hotspot/src/os/windows/vm/vmError_windows.cpp
author zgu
Sat, 11 Dec 2010 13:20:56 -0500
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child 33105 294e48b4f704
permissions -rw-r--r--
7003748: Decode C stack frames when symbols are presented (PhoneHome project) Summary: Implemented in-process C native stack frame decoding when symbols are available. Reviewed-by: coleenp, never
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/*
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 * Copyright (c) 2003, 2010, 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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 */
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#include "precompiled.hpp"
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#include "runtime/arguments.hpp"
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#include "runtime/os.hpp"
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#include "runtime/thread.hpp"
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#include "utilities/vmError.hpp"
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void VMError::show_message_box(char *buf, int buflen) {
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  bool yes;
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  do {
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    error_string(buf, buflen);
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    int len = (int)strlen(buf);
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    char *p = &buf[len];
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    jio_snprintf(p, buflen - len,
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               "\n\n"
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               "Do you want to debug the problem?\n\n"
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               "To debug, attach Visual Studio to process %d; then switch to thread 0x%x\n"
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               "Select 'Yes' to launch Visual Studio automatically (PATH must include msdev)\n"
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               "Otherwise, select 'No' to abort...",
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               os::current_process_id(), os::current_thread_id());
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    yes = os::message_box("Unexpected Error", buf) != 0;
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    if (yes) {
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      // yes, user asked VM to launch debugger
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      //
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      // os::breakpoint() calls DebugBreak(), which causes a breakpoint
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      // exception. If VM is running inside a debugger, the debugger will
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      // catch the exception. Otherwise, the breakpoint exception will reach
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      // the default windows exception handler, which can spawn a debugger and
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      // automatically attach to the dying VM.
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      os::breakpoint();
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      yes = false;
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    }
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  } while (yes);
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}
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int VMError::get_resetted_sigflags(int sig) {
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  return -1;
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}
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address VMError::get_resetted_sighandler(int sig) {
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  return NULL;
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}
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LONG WINAPI crash_handler(struct _EXCEPTION_POINTERS* exceptionInfo) {
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  DWORD exception_code = exceptionInfo->ExceptionRecord->ExceptionCode;
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  VMError err(NULL, exception_code, NULL,
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                exceptionInfo->ExceptionRecord, exceptionInfo->ContextRecord);
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  err.report_and_die();
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  return EXCEPTION_CONTINUE_SEARCH;
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}
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void VMError::reset_signal_handlers() {
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  SetUnhandledExceptionFilter(crash_handler);
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}