diff -r 4ebc2e2fb97c -r 71c04702a3d5 src/hotspot/os/windows/vmError_windows.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/hotspot/os/windows/vmError_windows.cpp Tue Sep 12 19:03:39 2017 +0200 @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2003, 2017, 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 "memory/filemap.hpp" +#include "runtime/arguments.hpp" +#include "runtime/os.hpp" +#include "runtime/thread.hpp" +#include "utilities/vmError.hpp" + +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::report_and_die(NULL, exception_code, NULL, exceptionInfo->ExceptionRecord, + exceptionInfo->ContextRecord); + return EXCEPTION_CONTINUE_SEARCH; +} + +void VMError::reset_signal_handlers() { + SetUnhandledExceptionFilter(crash_handler); +} + +// Write a hint to the stream in case siginfo relates to a segv/bus error +// and the offending address points into CDS archive. +void VMError::check_failing_cds_access(outputStream* st, const void* siginfo) { +#if INCLUDE_CDS + if (siginfo && UseSharedSpaces) { + const EXCEPTION_RECORD* const er = (const EXCEPTION_RECORD*)siginfo; + if (er->ExceptionCode == EXCEPTION_IN_PAGE_ERROR && + er->NumberParameters >= 2) { + const void* const fault_addr = (const void*) er->ExceptionInformation[1]; + if (fault_addr != NULL) { + FileMapInfo* const mapinfo = FileMapInfo::current_info(); + if (mapinfo->is_in_shared_space(fault_addr)) { + st->print("Error accessing class data sharing archive. " + "Mapped file inaccessible during execution, possible disk/network problem."); + } + } + } + } +#endif +} + +// Error reporting cancellation: there is no easy way to implement this on Windows, because we do +// not have an easy way to send signals to threads (aka to cause a win32 Exception in another +// thread). We would need something like "RaiseException(HANDLE thread)"... +void VMError::reporting_started() {} +void VMError::interrupt_reporting_thread() {} +