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1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
2 # Copyright (c) 2012 The Chromium Authors. All rights reserved. | 2 # Copyright (c) 2012 The Chromium Authors. All rights reserved. |
3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
5 """Generator for C++ structs from api json files. | 5 """Generator for C++ structs from api json files. |
6 | 6 |
7 The purpose of this tool is to remove the need for hand-written code that | 7 The purpose of this tool is to remove the need for hand-written code that |
8 converts to and from base::Value types when receiving javascript api calls. | 8 converts to and from base::Value types when receiving javascript api calls. |
9 Originally written for generating code for extension apis. Reference schemas | 9 Originally written for generating code for extension apis. Reference schemas |
10 are in chrome/common/extensions/api. | 10 are in chrome/common/extensions/api. |
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62 if split_schema[0] != 'api': | 62 if split_schema[0] != 'api': |
63 continue | 63 continue |
64 else: | 64 else: |
65 referenced_schema = split_schema[1] | 65 referenced_schema = split_schema[1] |
66 | 66 |
67 referenced_schema_path = os.path.join( | 67 referenced_schema_path = os.path.join( |
68 os.path.dirname(schema), referenced_schema + '.json') | 68 os.path.dirname(schema), referenced_schema + '.json') |
69 referenced_api_defs = json_schema.Load(referenced_schema_path) | 69 referenced_api_defs = json_schema.Load(referenced_schema_path) |
70 | 70 |
71 for namespace in referenced_api_defs: | 71 for namespace in referenced_api_defs: |
72 api_model.AddNamespace( | 72 api_model.AddNamespace(namespace, |
73 namespace, | |
74 os.path.relpath(referenced_schema_path, opts.root)) | 73 os.path.relpath(referenced_schema_path, opts.root)) |
75 | 74 |
76 # Gets the relative path from opts.root to the schema to correctly determine | 75 # Gets the relative path from opts.root to the schema to correctly determine |
77 # the include path. | 76 # the include path. |
78 relpath = os.path.relpath(schema, opts.root) | 77 relpath = os.path.relpath(schema, opts.root) |
79 namespace = api_model.AddNamespace(target_namespace, | 78 namespace = api_model.AddNamespace(target_namespace, relpath) |
80 relpath, | |
81 include_compiler_options=True) | |
82 if not namespace: | 79 if not namespace: |
83 continue | 80 continue |
84 | 81 |
85 if short_filename != namespace.unix_name: | 82 if short_filename != namespace.unix_name: |
86 sys.exit("Filename %s is illegal. Name files using unix_hacker style." % | 83 sys.exit("Filename %s is illegal. Name files using unix_hacker style." % |
87 filename) | 84 filename) |
88 | 85 |
89 # The output filename must match the input filename for gyp to deal with it | 86 # The output filename must match the input filename for gyp to deal with it |
90 # properly. | 87 # properly. |
91 out_file = namespace.unix_name | 88 out_file = namespace.unix_name |
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126 api_defs = [] | 123 api_defs = [] |
127 for filename in filenames: | 124 for filename in filenames: |
128 schema = os.path.normpath(filename) | 125 schema = os.path.normpath(filename) |
129 schema_filename, schema_extension = os.path.splitext(schema) | 126 schema_filename, schema_extension = os.path.splitext(schema) |
130 api_defs.extend(load_schema(schema)) | 127 api_defs.extend(load_schema(schema)) |
131 | 128 |
132 api_model = model.Model() | 129 api_model = model.Model() |
133 relpath = os.path.relpath(os.path.normpath(filenames[0]), root) | 130 relpath = os.path.relpath(os.path.normpath(filenames[0]), root) |
134 | 131 |
135 for target_namespace, schema_filename in zip(api_defs, filenames): | 132 for target_namespace, schema_filename in zip(api_defs, filenames): |
136 namespace = api_model.AddNamespace(target_namespace, | 133 namespace = api_model.AddNamespace(target_namespace, relpath) |
137 relpath, | |
138 include_compiler_options=True) | |
139 path, filename = os.path.split(schema_filename) | 134 path, filename = os.path.split(schema_filename) |
140 short_filename, extension = os.path.splitext(filename) | 135 short_filename, extension = os.path.splitext(filename) |
141 | 136 |
142 # Filenames are checked against the unix_names of the namespaces they | 137 # Filenames are checked against the unix_names of the namespaces they |
143 # generate because the gyp uses the names of the JSON files to generate | 138 # generate because the gyp uses the names of the JSON files to generate |
144 # the names of the .cc and .h files. We want these to be using unix_names. | 139 # the names of the .cc and .h files. We want these to be using unix_names. |
145 if namespace.unix_name != short_filename: | 140 if namespace.unix_name != short_filename: |
146 sys.exit("Filename %s is illegal. Name files using unix_hacker style." % | 141 sys.exit("Filename %s is illegal. Name files using unix_hacker style." % |
147 schema_filename) | 142 schema_filename) |
148 | 143 |
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198 | 193 |
199 if not args: | 194 if not args: |
200 sys.exit(0) # This is OK as a no-op | 195 sys.exit(0) # This is OK as a no-op |
201 dest_dir = opts.destdir | 196 dest_dir = opts.destdir |
202 root_namespace = opts.namespace | 197 root_namespace = opts.namespace |
203 | 198 |
204 if opts.bundle: | 199 if opts.bundle: |
205 handle_bundle_schema(args, dest_dir, opts.root, root_namespace) | 200 handle_bundle_schema(args, dest_dir, opts.root, root_namespace) |
206 else: | 201 else: |
207 handle_single_schema(args[0], dest_dir, opts.root, root_namespace) | 202 handle_single_schema(args[0], dest_dir, opts.root, root_namespace) |
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