Mercurial > hg > truffle
annotate src/os/posix/vm/os_posix.cpp @ 3095:d3d00c1ea071
IdealGraphVisualizer: Enhance text view so it can display arbitrary properties from the active graph's group. For diff graphs, it shows the textual difference between the property strings using the NetBeans Diff module.
| author | Peter Hofer <peter.hofer@jku.at> |
|---|---|
| date | Wed, 29 Jun 2011 17:33:35 +0200 |
| parents | da091bb67459 |
| children | b16494a69d3d |
| rev | line source |
|---|---|
| 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 | |
|
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62 bool os::is_debugger_attached() { |
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63 // not implemented |
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64 return false; |
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65 } |
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66 |
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67 void os::wait_for_keypress_at_exit(void) { |
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68 // don't do anything on posix platforms |
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69 return; |
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70 } |