1 # Copyright 2014 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 # This file is meant to be included into a target to provide an action
6 # to generate Java source files from a C++ header file containing annotated
7 # enum definitions using a Python script.
9 # To use this, create a gyp target with the following form:
11 # 'target_name': 'bitmap_format_java',
14 # 'source_file': 'ui/android/bitmap_format.h',
16 # 'includes': [ '../build/android/java_cpp_enum.gypi' ],
19 # Then have the gyp target which compiles the java code depend on the newly
24 # Location where all generated Java sources will be placed.
25 'output_dir': '<(SHARED_INTERMEDIATE_DIR)/enums/<(_target_name)',
26 'generator_path': '<(DEPTH)/build/android/gyp/java_cpp_enum.py',
27 'generator_args': '<(output_dir) <(source_file)',
29 'direct_dependent_settings': {
31 # Ensure that the output directory is used in the class path
32 # when building targets that depend on this one.
33 'generated_src_dirs': [
36 # Ensure that the targets depending on this one are rebuilt if the sources
37 # of this one are modified.
38 'additional_input_paths': [
45 'action_name': 'generate_java_constants',
47 '<(DEPTH)/build/android/gyp/util/build_utils.py',
52 # This is the main reason this is an action and not a rule. Gyp doesn't
53 # properly expand RULE_INPUT_PATH here and so it's impossible to
54 # calculate the list of outputs.
55 '<!@pymod_do_main(java_cpp_enum --print_output_only '
56 '<@(generator_args))',
59 'python', '<(generator_path)', '<@(generator_args)'
61 'message': 'Generating Java from cpp header <(source_file)',