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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 <stdio.h> | 5 #include <stdio.h> |
6 | 6 |
7 #include "include/dart_api.h" | 7 #include "include/dart_api.h" |
8 | 8 |
9 #include "bin/builtin.h" | 9 #include "bin/builtin.h" |
10 #include "bin/dartutils.h" | 10 #include "bin/dartutils.h" |
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56 // Prepend the patch library URI to form a unique script URI for the patch. | 56 // Prepend the patch library URI to form a unique script URI for the patch. |
57 intptr_t len = snprintf(NULL, 0, "%s/%s", patch_uri, patch_files[j]); | 57 intptr_t len = snprintf(NULL, 0, "%s/%s", patch_uri, patch_files[j]); |
58 char* patch_filename = DartUtils::ScopedCString(len + 1); | 58 char* patch_filename = DartUtils::ScopedCString(len + 1); |
59 snprintf(patch_filename, len + 1, "%s/%s", patch_uri, patch_files[j]); | 59 snprintf(patch_filename, len + 1, "%s/%s", patch_uri, patch_files[j]); |
60 Dart_Handle patch_file_uri = DartUtils::NewString(patch_filename); | 60 Dart_Handle patch_file_uri = DartUtils::NewString(patch_filename); |
61 | 61 |
62 DART_CHECK_VALID(Dart_LibraryLoadPatch(library, patch_file_uri, patch_src)); | 62 DART_CHECK_VALID(Dart_LibraryLoadPatch(library, patch_file_uri, patch_src)); |
63 } | 63 } |
64 } | 64 } |
65 | 65 |
66 | |
67 Dart_Handle Builtin::Source(BuiltinLibraryId id) { | 66 Dart_Handle Builtin::Source(BuiltinLibraryId id) { |
68 ASSERT(static_cast<int>(id) >= 0); | 67 ASSERT(static_cast<int>(id) >= 0); |
69 ASSERT(static_cast<int>(id) < num_libs_); | 68 ASSERT(static_cast<int>(id) < num_libs_); |
70 | 69 |
71 // Try to read the source using the path specified for the uri. | 70 // Try to read the source using the path specified for the uri. |
72 const char* uri = builtin_libraries_[id].url_; | 71 const char* uri = builtin_libraries_[id].url_; |
73 const char** source_paths = builtin_libraries_[id].source_paths_; | 72 const char** source_paths = builtin_libraries_[id].source_paths_; |
74 return GetSource(source_paths, uri); | 73 return GetSource(source_paths, uri); |
75 } | 74 } |
76 | 75 |
77 | |
78 Dart_Handle Builtin::PartSource(BuiltinLibraryId id, const char* part_uri) { | 76 Dart_Handle Builtin::PartSource(BuiltinLibraryId id, const char* part_uri) { |
79 ASSERT(static_cast<int>(id) >= 0); | 77 ASSERT(static_cast<int>(id) >= 0); |
80 ASSERT(static_cast<int>(id) < num_libs_); | 78 ASSERT(static_cast<int>(id) < num_libs_); |
81 | 79 |
82 // Try to read the source using the path specified for the uri. | 80 // Try to read the source using the path specified for the uri. |
83 const char** source_paths = builtin_libraries_[id].source_paths_; | 81 const char** source_paths = builtin_libraries_[id].source_paths_; |
84 return GetSource(source_paths, part_uri); | 82 return GetSource(source_paths, part_uri); |
85 } | 83 } |
86 | 84 |
87 | |
88 Dart_Handle Builtin::GetSource(const char** source_paths, const char* uri) { | 85 Dart_Handle Builtin::GetSource(const char** source_paths, const char* uri) { |
89 if (source_paths == NULL) { | 86 if (source_paths == NULL) { |
90 return Dart_Null(); // No path mapping information exists for library. | 87 return Dart_Null(); // No path mapping information exists for library. |
91 } | 88 } |
92 for (intptr_t i = 0; source_paths[i] != NULL; i += 2) { | 89 for (intptr_t i = 0; source_paths[i] != NULL; i += 2) { |
93 if (!strcmp(uri, source_paths[i])) { | 90 if (!strcmp(uri, source_paths[i])) { |
94 // Use the sources linked in the binary. | 91 // Use the sources linked in the binary. |
95 const char* source = source_paths[i + 1]; | 92 const char* source = source_paths[i + 1]; |
96 return Dart_NewStringFromUTF8(reinterpret_cast<const uint8_t*>(source), | 93 return Dart_NewStringFromUTF8(reinterpret_cast<const uint8_t*>(source), |
97 strlen(source)); | 94 strlen(source)); |
98 } | 95 } |
99 } | 96 } |
100 return Dart_Null(); // Uri does not exist in path mapping information. | 97 return Dart_Null(); // Uri does not exist in path mapping information. |
101 } | 98 } |
102 | 99 |
103 | |
104 void Builtin::SetNativeResolver(BuiltinLibraryId id) { | 100 void Builtin::SetNativeResolver(BuiltinLibraryId id) { |
105 ASSERT(static_cast<int>(id) >= 0); | 101 ASSERT(static_cast<int>(id) >= 0); |
106 ASSERT(static_cast<int>(id) < num_libs_); | 102 ASSERT(static_cast<int>(id) < num_libs_); |
107 | 103 |
108 if (builtin_libraries_[id].has_natives_) { | 104 if (builtin_libraries_[id].has_natives_) { |
109 Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_); | 105 Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_); |
110 Dart_Handle library = Dart_LookupLibrary(url); | 106 Dart_Handle library = Dart_LookupLibrary(url); |
111 ASSERT(!Dart_IsError(library)); | 107 ASSERT(!Dart_IsError(library)); |
112 // Setup the native resolver for built in library functions. | 108 // Setup the native resolver for built in library functions. |
113 DART_CHECK_VALID( | 109 DART_CHECK_VALID( |
114 Dart_SetNativeResolver(library, NativeLookup, NativeSymbol)); | 110 Dart_SetNativeResolver(library, NativeLookup, NativeSymbol)); |
115 } | 111 } |
116 } | 112 } |
117 | 113 |
118 | |
119 Dart_Handle Builtin::LoadLibrary(Dart_Handle url, BuiltinLibraryId id) { | 114 Dart_Handle Builtin::LoadLibrary(Dart_Handle url, BuiltinLibraryId id) { |
120 ASSERT(static_cast<int>(id) >= 0); | 115 ASSERT(static_cast<int>(id) >= 0); |
121 ASSERT(static_cast<int>(id) < num_libs_); | 116 ASSERT(static_cast<int>(id) < num_libs_); |
122 | 117 |
123 Dart_Handle library = Dart_LoadLibrary(url, Dart_Null(), Source(id), 0, 0); | 118 Dart_Handle library = Dart_LoadLibrary(url, Dart_Null(), Source(id), 0, 0); |
124 if (!Dart_IsError(library) && (builtin_libraries_[id].has_natives_)) { | 119 if (!Dart_IsError(library) && (builtin_libraries_[id].has_natives_)) { |
125 // Setup the native resolver for built in library functions. | 120 // Setup the native resolver for built in library functions. |
126 DART_CHECK_VALID( | 121 DART_CHECK_VALID( |
127 Dart_SetNativeResolver(library, NativeLookup, NativeSymbol)); | 122 Dart_SetNativeResolver(library, NativeLookup, NativeSymbol)); |
128 } | 123 } |
129 if (builtin_libraries_[id].patch_url_ != NULL) { | 124 if (builtin_libraries_[id].patch_url_ != NULL) { |
130 ASSERT(builtin_libraries_[id].patch_paths_ != NULL); | 125 ASSERT(builtin_libraries_[id].patch_paths_ != NULL); |
131 LoadPatchFiles(library, builtin_libraries_[id].patch_url_, | 126 LoadPatchFiles(library, builtin_libraries_[id].patch_url_, |
132 builtin_libraries_[id].patch_paths_); | 127 builtin_libraries_[id].patch_paths_); |
133 } | 128 } |
134 return library; | 129 return library; |
135 } | 130 } |
136 | 131 |
137 | |
138 Builtin::BuiltinLibraryId Builtin::FindId(const char* url_string) { | 132 Builtin::BuiltinLibraryId Builtin::FindId(const char* url_string) { |
139 int id = 0; | 133 int id = 0; |
140 while (true) { | 134 while (true) { |
141 if (builtin_libraries_[id].url_ == NULL) { | 135 if (builtin_libraries_[id].url_ == NULL) { |
142 return kInvalidLibrary; | 136 return kInvalidLibrary; |
143 } | 137 } |
144 if (strcmp(url_string, builtin_libraries_[id].url_) == 0) { | 138 if (strcmp(url_string, builtin_libraries_[id].url_) == 0) { |
145 return static_cast<BuiltinLibraryId>(id); | 139 return static_cast<BuiltinLibraryId>(id); |
146 } | 140 } |
147 id++; | 141 id++; |
148 } | 142 } |
149 } | 143 } |
150 | 144 |
151 | |
152 Dart_Handle Builtin::LoadAndCheckLibrary(BuiltinLibraryId id) { | 145 Dart_Handle Builtin::LoadAndCheckLibrary(BuiltinLibraryId id) { |
153 ASSERT(static_cast<int>(id) >= 0); | 146 ASSERT(static_cast<int>(id) >= 0); |
154 ASSERT(static_cast<int>(id) < num_libs_); | 147 ASSERT(static_cast<int>(id) < num_libs_); |
155 | 148 |
156 Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_); | 149 Dart_Handle url = DartUtils::NewString(builtin_libraries_[id].url_); |
157 Dart_Handle library = Dart_LookupLibrary(url); | 150 Dart_Handle library = Dart_LookupLibrary(url); |
158 if (Dart_IsError(library)) { | 151 if (Dart_IsError(library)) { |
159 library = LoadLibrary(url, id); | 152 library = LoadLibrary(url, id); |
160 } | 153 } |
161 return library; | 154 return library; |
162 } | 155 } |
163 | 156 |
164 } // namespace bin | 157 } // namespace bin |
165 } // namespace dart | 158 } // namespace dart |
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