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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/native_library.h" | 5 #include "base/native_library.h" |
6 | 6 |
7 #include <dlfcn.h> | 7 #include <dlfcn.h> |
8 | 8 |
9 #include "base/file_path.h" | 9 #include "base/file_path.h" |
10 #include "base/logging.h" | 10 #include "base/logging.h" |
11 #include "base/string_util.h" | 11 #include "base/string_util.h" |
12 | 12 |
13 namespace base { | 13 namespace base { |
14 | 14 |
15 // static | 15 // static |
16 NativeLibrary LoadNativeLibrary(const FilePath& library_path) { | 16 NativeLibrary LoadNativeLibrary(const FilePath& library_path) { |
17 void* dl = dlopen(library_path.value().c_str(), RTLD_LAZY); | 17 void* dl = dlopen(library_path.value().c_str(), RTLD_LAZY); |
18 if (!dl) { | 18 if (!dl) { |
19 std::string error_message = dlerror(); | 19 LOG(ERROR) << "dlopen failed when trying to open " << library_path.value() |
20 // Some obsolete plugins depend on libxul or libxpcom. | 20 << ": " << dlerror(); |
21 // Ignore the error messages when failing to load these. | |
22 if (error_message.find("libxul.so") == std::string::npos && | |
23 error_message.find("libxpcom.so") == std::string::npos) { | |
24 LOG(ERROR) << "dlopen failed when trying to open " << library_path.value() | |
25 << ": " << error_message; | |
26 } | |
27 } | 21 } |
28 | 22 |
29 return dl; | 23 return dl; |
30 } | 24 } |
31 | 25 |
32 // static | 26 // static |
33 void UnloadNativeLibrary(NativeLibrary library) { | 27 void UnloadNativeLibrary(NativeLibrary library) { |
34 int ret = dlclose(library); | 28 int ret = dlclose(library); |
35 if (ret < 0) { | 29 if (ret < 0) { |
36 LOG(ERROR) << "dlclose failed: " << dlerror(); | 30 LOG(ERROR) << "dlclose failed: " << dlerror(); |
37 NOTREACHED(); | 31 NOTREACHED(); |
38 } | 32 } |
39 } | 33 } |
40 | 34 |
41 // static | 35 // static |
42 void* GetFunctionPointerFromNativeLibrary(NativeLibrary library, | 36 void* GetFunctionPointerFromNativeLibrary(NativeLibrary library, |
43 const char* name) { | 37 const char* name) { |
44 return dlsym(library, name); | 38 return dlsym(library, name); |
45 } | 39 } |
46 | 40 |
47 // static | 41 // static |
48 string16 GetNativeLibraryName(const string16& name) { | 42 string16 GetNativeLibraryName(const string16& name) { |
49 return ASCIIToUTF16("lib") + name + ASCIIToUTF16(".so"); | 43 return ASCIIToUTF16("lib") + name + ASCIIToUTF16(".so"); |
50 } | 44 } |
51 | 45 |
52 } // namespace base | 46 } // namespace base |
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