2204
|
1 /*
|
|
2 * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
|
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
4 *
|
|
5 * This code is free software; you can redistribute it and/or modify it
|
|
6 * under the terms of the GNU General Public License version 2 only, as
|
|
7 * published by the Free Software Foundation.
|
|
8 *
|
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT
|
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
12 * version 2 for more details (a copy is included in the LICENSE file that
|
|
13 * accompanied this code).
|
|
14 *
|
|
15 * You should have received a copy of the GNU General Public License version
|
|
16 * 2 along with this work; if not, write to the Free Software Foundation,
|
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
18 *
|
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
20 * or visit www.oracle.com if you need additional information or have any
|
|
21 * questions.
|
|
22 *
|
|
23 */
|
|
24
|
|
25 #include "prims/jvm.h"
|
|
26 #include "runtime/os.hpp"
|
|
27 #include "utilities/vmError.hpp"
|
|
28
|
|
29 #include <unistd.h>
|
|
30 #include <sys/resource.h>
|
|
31
|
|
32 // Check core dump limit and report possible place where core can be found
|
|
33 void os::check_or_create_dump(void* exceptionRecord, void* contextRecord, char* buffer, size_t bufferSize) {
|
|
34 struct rlimit rlim;
|
|
35 static char cwd[O_BUFLEN];
|
|
36 bool success;
|
|
37
|
|
38 get_current_directory(cwd, sizeof(cwd));
|
|
39
|
|
40 if (getrlimit(RLIMIT_CORE, &rlim) != 0) {
|
|
41 jio_snprintf(buffer, bufferSize, "%s/core or core.%d (may not exist)", cwd, current_process_id());
|
|
42 success = true;
|
|
43 } else {
|
|
44 switch(rlim.rlim_cur) {
|
|
45 case RLIM_INFINITY:
|
|
46 jio_snprintf(buffer, bufferSize, "%s/core or core.%d", cwd, current_process_id());
|
|
47 success = true;
|
|
48 break;
|
|
49 case 0:
|
|
50 jio_snprintf(buffer, bufferSize, "Core dumps have been disabled. To enable core dumping, try \"ulimit -c unlimited\" before starting Java again");
|
|
51 success = false;
|
|
52 break;
|
|
53 default:
|
|
54 jio_snprintf(buffer, bufferSize, "%s/core or core.%d (max size %lu kB). To ensure a full core dump, try \"ulimit -c unlimited\" before starting Java again", cwd, current_process_id(), (unsigned long)(rlim.rlim_cur >> 10));
|
|
55 success = true;
|
|
56 break;
|
|
57 }
|
|
58 }
|
|
59 VMError::report_coredump_status(buffer, success);
|
|
60 }
|
|
61
|