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84 lines
3.2 KiB
Python
84 lines
3.2 KiB
Python
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# Copyright 2024 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from waflib.TaskGen import before_method, feature
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from waflib import Context, Task
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from sdk_helpers import get_node_from_abspath
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@feature('headers')
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@before_method('make_lib_bundle')
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def process_headers(task_gen):
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"""
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Process all of the headers specified in the wscript file, as well as the headers generated
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during the build process for the resource ids and message keys, as needed.
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Keyword arguments:
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includes -- A list of header files to copy
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:param task_gen: the task generator instance
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:return: None
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"""
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header_nodes = task_gen.to_nodes(task_gen.includes)
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for platform in task_gen.env.TARGET_PLATFORMS:
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env = task_gen.bld.all_envs[platform]
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header_nodes.append(get_node_from_abspath(task_gen.bld, env['RESOURCE_ID_HEADER']))
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# Add .h file containing app message keys
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if 'MESSAGE_KEYS_HEADER' in dict(task_gen.env):
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header_nodes.append(
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get_node_from_abspath(task_gen.bld, task_gen.env['MESSAGE_KEYS_HEADER']))
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# Copy header files to build/include/<libname> to provide naming collision protection in
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# #includes
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lib_name = str(task_gen.env.PROJECT_INFO['name'])
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lib_include_node = task_gen.bld.path.get_bld().make_node('include').make_node(lib_name)
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target_nodes = []
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for header in header_nodes:
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base_node = (task_gen.bld.path.get_bld() if header.is_child_of(task_gen.bld.path.get_bld())
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else task_gen.bld.path)
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if header.is_child_of(base_node.find_node('include')):
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header_path = header.path_from(base_node.find_node('include'))
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else:
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header_path = header.path_from(base_node)
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target_node = lib_include_node.make_node(header_path)
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target_node.parent.mkdir()
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target_nodes.append(target_node)
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task_gen.includes = target_nodes
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task_gen.create_task('copy_headers', src=header_nodes, tgt=target_nodes)
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@Task.update_outputs
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class copy_headers(Task.Task):
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"""
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Task class to copy specified headers from a source location to a target location
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"""
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def run(self):
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"""
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This method executes when the copy headers task runs
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:return: N/A
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"""
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bld = self.generator.bld
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if len(self.inputs) != len(self.outputs):
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bld.fatal("Number of input headers ({}) does not match number of target headers ({})".
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format(len(self.inputs), len(self.outputs)))
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for i in range(len(self.inputs)):
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bld.cmd_and_log('cp "{src}" "{tgt}"'.
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format(src=self.inputs[i].abspath(), tgt=self.outputs[i].abspath()),
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quiet=Context.BOTH)
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