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src/os/windows/vm/vmError_windows.cpp@a61af66fc99e (annotated)

src/os/windows/vm/vmError_windows.cpp

Sat, 01 Dec 2007 00:00:00 +0000

author

duke

date

Sat, 01 Dec 2007 00:00:00 +0000

changeset 435

a61af66fc99e

child 1907

c18cbe5936b8

permissions

-rw-r--r--

Initial load

duke@435	1	/*
duke@435	2	* Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
duke@435	19	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435	20	* CA 95054 USA or visit www.sun.com if you need additional information or
duke@435	21	* have any questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
duke@435	25	# include "incls/_precompiled.incl"
duke@435	26	# include "incls/_vmError_windows.cpp.incl"
duke@435	27
duke@435	28
duke@435	29	void VMError::show_message_box(char *buf, int buflen) {
duke@435	30	bool yes;
duke@435	31	do {
duke@435	32	error_string(buf, buflen);
duke@435	33	int len = (int)strlen(buf);
duke@435	34	char *p = &buf[len];
duke@435	35
duke@435	36	jio_snprintf(p, buflen - len,
duke@435	37	"\n\n"
duke@435	38	"Do you want to debug the problem?\n\n"
duke@435	39	"To debug, attach Visual Studio to process %d; then switch to thread 0x%x\n"
duke@435	40	"Select 'Yes' to launch Visual Studio automatically (PATH must include msdev)\n"
duke@435	41	"Otherwise, select 'No' to abort...",
duke@435	42	os::current_process_id(), os::current_thread_id());
duke@435	43
duke@435	44	yes = os::message_box("Unexpected Error", buf) != 0;
duke@435	45
duke@435	46	if (yes) {
duke@435	47	// yes, user asked VM to launch debugger
duke@435	48	//
duke@435	49	// os::breakpoint() calls DebugBreak(), which causes a breakpoint
duke@435	50	// exception. If VM is running inside a debugger, the debugger will
duke@435	51	// catch the exception. Otherwise, the breakpoint exception will reach
duke@435	52	// the default windows exception handler, which can spawn a debugger and
duke@435	53	// automatically attach to the dying VM.
duke@435	54	os::breakpoint();
duke@435	55	yes = false;
duke@435	56	}
duke@435	57	} while (yes);
duke@435	58	}
duke@435	59
duke@435	60	int VMError::get_resetted_sigflags(int sig) {
duke@435	61	return -1;
duke@435	62	}
duke@435	63
duke@435	64	address VMError::get_resetted_sighandler(int sig) {
duke@435	65	return NULL;
duke@435	66	}
duke@435	67
duke@435	68	LONG WINAPI crash_handler(struct _EXCEPTION_POINTERS* exceptionInfo) {
duke@435	69	DWORD exception_code = exceptionInfo->ExceptionRecord->ExceptionCode;
duke@435	70	VMError err(NULL, exception_code, NULL,
duke@435	71	exceptionInfo->ExceptionRecord, exceptionInfo->ContextRecord);
duke@435	72	err.report_and_die();
duke@435	73	return EXCEPTION_CONTINUE_SEARCH;
duke@435	74	}
duke@435	75
duke@435	76	void VMError::reset_signal_handlers() {
duke@435	77	SetUnhandledExceptionFilter(crash_handler);
duke@435	78	}