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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" | 5 #include "vm/globals.h" |
6 #if defined(TARGET_OS_MACOS) | 6 #if defined(TARGET_OS_MACOS) |
7 | 7 |
8 #include "vm/native_symbol.h" | 8 #include "vm/native_symbol.h" |
9 | 9 |
10 #include <cxxabi.h> // NOLINT | 10 #include <cxxabi.h> // NOLINT |
11 #include <dlfcn.h> // NOLINT | 11 #include <dlfcn.h> // NOLINT |
12 | 12 |
13 namespace dart { | 13 namespace dart { |
14 | 14 |
15 void NativeSymbolResolver::InitOnce() { | 15 void NativeSymbolResolver::InitOnce() {} |
16 } | |
17 | 16 |
18 | 17 |
19 void NativeSymbolResolver::ShutdownOnce() { | 18 void NativeSymbolResolver::ShutdownOnce() {} |
20 } | |
21 | 19 |
22 | 20 |
23 char* NativeSymbolResolver::LookupSymbolName(uintptr_t pc, uintptr_t* start) { | 21 char* NativeSymbolResolver::LookupSymbolName(uintptr_t pc, uintptr_t* start) { |
24 Dl_info info; | 22 Dl_info info; |
25 int r = dladdr(reinterpret_cast<void*>(pc), &info); | 23 int r = dladdr(reinterpret_cast<void*>(pc), &info); |
26 if (r == 0) { | 24 if (r == 0) { |
27 return NULL; | 25 return NULL; |
28 } | 26 } |
29 if (info.dli_sname == NULL) { | 27 if (info.dli_sname == NULL) { |
30 return NULL; | 28 return NULL; |
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42 | 40 |
43 | 41 |
44 void NativeSymbolResolver::FreeSymbolName(char* name) { | 42 void NativeSymbolResolver::FreeSymbolName(char* name) { |
45 free(name); | 43 free(name); |
46 } | 44 } |
47 | 45 |
48 | 46 |
49 } // namespace dart | 47 } // namespace dart |
50 | 48 |
51 #endif // defined(TARGET_OS_MACOS) | 49 #endif // defined(TARGET_OS_MACOS) |
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