79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# This file is meant to be included into a target to provide a rule
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# to generate Java source files from templates that are processed
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# through the host C pre-processor.
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#
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# To use this, create a gyp target with the following form:
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# {
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# 'target_name': 'android_net_java_constants',
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# 'type': 'none',
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# 'sources': [
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# 'net/android/NetError.template',
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# ],
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# 'variables': {
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# 'package_name': 'org/chromium/net',
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# 'template_deps': ['net/base/certificate_mime_type_list.h'],
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# },
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# 'includes': [ '../build/android/java_cpp_template.gypi' ],
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# },
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#
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# The 'sources' entry should only list template file. The template file
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# itself should use the 'ClassName.template' format, and will generate
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# 'gen/templates/<package-name>/ClassName.java. The files which template
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# dependents on and typically included by the template should be listed
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# in template_deps variables. Any change to them will force a rebuild of
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# the template, and hence of any source that depends on it.
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#
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{
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# Location where all generated Java sources will be placed.
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'variables': {
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'include_path%': '<(DEPTH)',
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'output_dir': '<(SHARED_INTERMEDIATE_DIR)/templates/<(package_name)',
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},
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'direct_dependent_settings': {
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'variables': {
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# Ensure that the output directory is used in the class path
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# when building targets that depend on this one.
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'generated_src_dirs': [
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'<(output_dir)/',
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],
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# Ensure dependents are rebuilt when sources for this rule change.
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'additional_input_paths': [
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'<@(_sources)',
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'<@(template_deps)',
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],
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},
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},
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# Define a single rule that will be apply to each .template file
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# listed in 'sources'.
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'rules': [
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{
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'rule_name': 'generate_java_constants',
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'extension': 'template',
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# Set template_deps as additional dependencies.
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'variables': {
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'output_path': '<(output_dir)/<(RULE_INPUT_ROOT).java',
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},
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'inputs': [
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'<(DEPTH)/build/android/gyp/util/build_utils.py',
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'<(DEPTH)/build/android/gyp/gcc_preprocess.py',
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'<@(template_deps)'
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],
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'outputs': [
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'<(output_path)',
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],
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'action': [
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'python', '<(DEPTH)/build/android/gyp/gcc_preprocess.py',
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'--include-path=<(include_path)',
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'--output=<(output_path)',
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'--template=<(RULE_INPUT_PATH)',
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],
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'message': 'Generating Java from cpp template <(RULE_INPUT_PATH)',
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}
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],
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}
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