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comparison src/os/bsd/vm/decoder_bsd.cpp @ 3960:f08d439fab8c

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7089790: integrate bsd-port changes Reviewed-by: kvn, twisti, jrose Contributed-by: Kurt Miller <kurt@intricatesoftware.com>, Greg Lewis <glewis@eyesbeyond.com>, Jung-uk Kim <jkim@freebsd.org>, Christos Zoulas <christos@zoulas.com>, Landon Fuller <landonf@plausible.coop>, The FreeBSD Foundation <board@freebsdfoundation.org>, Michael Franz <mvfranz@gmail.com>, Roger Hoover <rhoover@apple.com>, Alexander Strange <astrange@apple.com>
author never
date Sun, 25 Sep 2011 16:03:29 -0700
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3959:eda6988c0d81 3960:f08d439fab8c
1 /*
2 * Copyright (c) 1997, 2010, 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 "utilities/decoder.hpp"
27
28 #include <cxxabi.h>
29
30 #ifdef __APPLE__
31
32 void Decoder::initialize() {
33 _initialized = true;
34 }
35
36 void Decoder::uninitialize() {
37 _initialized = false;
38 }
39
40 bool Decoder::can_decode_C_frame_in_vm() {
41 return false;
42 }
43
44 Decoder::decoder_status Decoder::decode(address addr, const char* filepath, char *buf, int buflen, int *offset) {
45 return symbol_not_found;
46 }
47
48
49 #endif
50
51 bool Decoder::demangle(const char* symbol, char *buf, int buflen) {
52 int status;
53 char* result;
54 size_t size = (size_t)buflen;
55
56 // Don't pass buf to __cxa_demangle. In case of the 'buf' is too small,
57 // __cxa_demangle will call system "realloc" for additional memory, which
58 // may use different malloc/realloc mechanism that allocates 'buf'.
59 if ((result = abi::__cxa_demangle(symbol, NULL, NULL, &status)) != NULL) {
60 jio_snprintf(buf, buflen, "%s", result);
61 // call c library's free
62 ::free(result);
63 return true;
64 }
65 return false;
66 }