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| 1 # Copyright (C) 2013 Google Inc. All rights reserved. | 1 # Copyright (C) 2013 Google Inc. All rights reserved. |
| 2 # | 2 # |
| 3 # Redistribution and use in source and binary forms, with or without | 3 # Redistribution and use in source and binary forms, with or without |
| 4 # modification, are permitted provided that the following conditions are | 4 # modification, are permitted provided that the following conditions are |
| 5 # met: | 5 # met: |
| 6 # | 6 # |
| 7 # * Redistributions of source code must retain the above copyright | 7 # * Redistributions of source code must retain the above copyright |
| 8 # notice, this list of conditions and the following disclaimer. | 8 # notice, this list of conditions and the following disclaimer. |
| 9 # * Redistributions in binary form must reproduce the above | 9 # * Redistributions in binary form must reproduce the above |
| 10 # copyright notice, this list of conditions and the following disclaimer | 10 # copyright notice, this list of conditions and the following disclaimer |
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| 68 # Insert at 1 so at front to override system libraries, and | 68 # Insert at 1 so at front to override system libraries, and |
| 69 # after path[0] == invoking script dir | 69 # after path[0] == invoking script dir |
| 70 sys.path.insert(1, third_party_dir) | 70 sys.path.insert(1, third_party_dir) |
| 71 import jinja2 | 71 import jinja2 |
| 72 | 72 |
| 73 import idl_types | 73 import idl_types |
| 74 from idl_types import IdlType | 74 from idl_types import IdlType |
| 75 import v8_callback_interface | 75 import v8_callback_interface |
| 76 from v8_globals import includes, interfaces | 76 from v8_globals import includes, interfaces |
| 77 import v8_interface | 77 import v8_interface |
| 78 import v8_private_script_interface | |
| 79 import v8_types | 78 import v8_types |
| 80 from v8_utilities import capitalize, cpp_name, conditional_string, v8_class_name | 79 from v8_utilities import capitalize, cpp_name, conditional_string, v8_class_name |
| 81 | 80 |
| 82 | 81 |
| 83 class CodeGeneratorV8(object): | 82 class CodeGeneratorV8(object): |
| 84 def __init__(self, interfaces_info, cache_dir): | 83 def __init__(self, interfaces_info, cache_dir): |
| 85 interfaces_info = interfaces_info or {} | 84 interfaces_info = interfaces_info or {} |
| 86 self.interfaces_info = interfaces_info | 85 self.interfaces_info = interfaces_info |
| 87 self.jinja_env = initialize_jinja_env(cache_dir) | 86 self.jinja_env = initialize_jinja_env(cache_dir) |
| 88 | 87 |
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| 124 # Set local type info | 123 # Set local type info |
| 125 IdlType.set_callback_functions(definitions.callback_functions.keys()) | 124 IdlType.set_callback_functions(definitions.callback_functions.keys()) |
| 126 IdlType.set_enums((enum.name, enum.values) | 125 IdlType.set_enums((enum.name, enum.values) |
| 127 for enum in definitions.enumerations.values()) | 126 for enum in definitions.enumerations.values()) |
| 128 | 127 |
| 129 # Select appropriate Jinja template and contents function | 128 # Select appropriate Jinja template and contents function |
| 130 if interface.is_callback: | 129 if interface.is_callback: |
| 131 header_template_filename = 'callback_interface.h' | 130 header_template_filename = 'callback_interface.h' |
| 132 cpp_template_filename = 'callback_interface.cpp' | 131 cpp_template_filename = 'callback_interface.cpp' |
| 133 interface_context = v8_callback_interface.callback_interface_context | 132 interface_context = v8_callback_interface.callback_interface_context |
| 134 elif 'PrivateScriptInterface' in interface.extended_attributes: | |
| 135 # Currently private scripts don't have dependencies. Once private sc
ripts have dependencies, | |
| 136 # we should add them to interface_info. | |
| 137 header_template_filename = 'private_script_interface.h' | |
| 138 cpp_template_filename = 'private_script_interface.cpp' | |
| 139 interface_context = v8_private_script_interface.private_script_inter
face_context | |
| 140 else: | 133 else: |
| 141 header_template_filename = 'interface.h' | 134 header_template_filename = 'interface.h' |
| 142 cpp_template_filename = 'interface.cpp' | 135 cpp_template_filename = 'interface.cpp' |
| 143 interface_context = v8_interface.interface_context | 136 interface_context = v8_interface.interface_context |
| 144 header_template = self.jinja_env.get_template(header_template_filename) | 137 header_template = self.jinja_env.get_template(header_template_filename) |
| 145 cpp_template = self.jinja_env.get_template(cpp_template_filename) | 138 cpp_template = self.jinja_env.get_template(cpp_template_filename) |
| 146 | 139 |
| 147 # Compute context (input values for Jinja) | 140 # Compute context (input values for Jinja) |
| 148 template_context = interface_context(interface) | 141 template_context = interface_context(interface) |
| 149 template_context['code_generator'] = module_pyname | 142 template_context['code_generator'] = module_pyname |
| 150 | 143 |
| 151 # Add includes for interface itself and any dependencies | 144 # Add includes for interface itself and any dependencies |
| 152 interface_info = self.interfaces_info[interface_name] | 145 interface_info = self.interfaces_info[interface_name] |
| 153 if 'PrivateScriptInterface' not in interface.extended_attributes: | 146 template_context['header_includes'].add(interface_info['include_path']) |
| 154 template_context['header_includes'].add(interface_info['include_path
']) | |
| 155 template_context['header_includes'] = sorted(template_context['header_in
cludes']) | 147 template_context['header_includes'] = sorted(template_context['header_in
cludes']) |
| 156 includes.update(interface_info.get('dependencies_include_paths', [])) | 148 includes.update(interface_info.get('dependencies_include_paths', [])) |
| 157 template_context['cpp_includes'] = sorted(includes) | 149 template_context['cpp_includes'] = sorted(includes) |
| 158 | 150 |
| 159 # Render Jinja templates | 151 # Render Jinja templates |
| 160 header_text = header_template.render(template_context) | 152 header_text = header_template.render(template_context) |
| 161 cpp_text = cpp_template.render(template_context) | 153 cpp_text = cpp_template.render(template_context) |
| 162 return header_text, cpp_text | 154 return header_text, cpp_text |
| 163 | 155 |
| 164 | 156 |
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| 221 | 213 |
| 222 # Create a dummy file as output for the build system, | 214 # Create a dummy file as output for the build system, |
| 223 # since filenames of individual cache files are unpredictable and opaque | 215 # since filenames of individual cache files are unpredictable and opaque |
| 224 # (they are hashes of the template path, which varies based on environment) | 216 # (they are hashes of the template path, which varies based on environment) |
| 225 with open(dummy_filename, 'w') as dummy_file: | 217 with open(dummy_filename, 'w') as dummy_file: |
| 226 pass # |open| creates or touches the file | 218 pass # |open| creates or touches the file |
| 227 | 219 |
| 228 | 220 |
| 229 if __name__ == '__main__': | 221 if __name__ == '__main__': |
| 230 sys.exit(main(sys.argv)) | 222 sys.exit(main(sys.argv)) |
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