c35895676c
This reduces the scope of the demo to just building and installing a single .so, but it makes the demo actually build that single .so. Next up, writing some unit tests and fleshing out functionality. Test: see the README Change-Id: I560904b786fbf69d3a83dbb08d496dba5a3192ca
60 lines
2.3 KiB
Python
60 lines
2.3 KiB
Python
# Copyright (C) 2022 The Android Open Source Project
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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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import os
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import sys
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# Workaround for python include path
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_ninja_dir = os.path.realpath(os.path.join(os.path.dirname(__file__), "..", "ninja"))
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if _ninja_dir not in sys.path:
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sys.path.append(_ninja_dir)
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import ninja_writer
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from ninja_syntax import Variable, BuildAction, Rule, Pool, Subninja, Line
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class Ninja(ninja_writer.Writer):
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"""Some higher level constructs on top of raw ninja writing.
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TODO: Not sure where these should be."""
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def __init__(self, context, file):
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super(Ninja, self).__init__(file)
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self._context = context
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self._did_copy_file = False
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self._phonies = {}
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def add_copy_file(self, copy_to, copy_from):
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if not self._did_copy_file:
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self._did_copy_file = True
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rule = Rule("copy_file")
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rule.add_variable("command", "mkdir -p ${out_dir} && " + self._context.tools.acp()
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+ " -f ${in} ${out}")
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self.add_rule(rule)
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build_action = BuildAction(copy_to, "copy_file", inputs=[copy_from,],
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implicits=[self._context.tools.acp()])
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build_action.add_variable("out_dir", os.path.dirname(copy_to))
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self.add_build_action(build_action)
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def add_global_phony(self, name, deps):
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"""Add a phony target where there are multiple places that will want to add to
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the same phony. If you can, to save memory, use add_phony instead of this function."""
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if type(deps) not in (list, tuple):
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raise Exception("Assertion failed: bad type of deps: %s" % type(deps))
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self._phonies.setdefault(name, []).extend(deps)
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def write(self):
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for phony, deps in self._phonies.items():
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self.add_phony(phony, deps)
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super(Ninja, self).write()
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