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65 lines
2.6 KiB
65 lines
2.6 KiB
# Copyright 2015-2016 The Meson development team |
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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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# http://www.apache.org/licenses/LICENSE-2.0 |
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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 __future__ import annotations |
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import sys, os |
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import pickle, subprocess |
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import typing as T |
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from ..coredata import CoreData |
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from ..backend.backends import RegenInfo |
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from ..mesonlib import OptionKey |
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# This could also be used for XCode. |
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def need_regen(regeninfo: RegenInfo, regen_timestamp: float) -> bool: |
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for i in regeninfo.depfiles: |
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curfile = os.path.join(regeninfo.build_dir, i) |
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curtime = os.stat(curfile).st_mtime |
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if curtime > regen_timestamp: |
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return True |
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# The timestamp file gets automatically deleted by MSBuild during a 'Clean' build. |
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# We must make sure to recreate it, even if we do not regenerate the solution. |
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# Otherwise, Visual Studio will always consider the REGEN project out of date. |
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print("Everything is up-to-date, regeneration of build files is not needed.") |
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from ..backend.vs2010backend import Vs2010Backend |
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Vs2010Backend.touch_regen_timestamp(regeninfo.build_dir) |
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return False |
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def regen(regeninfo: RegenInfo, meson_command: T.List[str], backend: str) -> None: |
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cmd = meson_command + ['--internal', |
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'regenerate', |
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regeninfo.build_dir, |
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regeninfo.source_dir, |
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'--backend=' + backend] |
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subprocess.check_call(cmd) |
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def run(args: T.List[str]) -> int: |
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private_dir = args[0] |
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dumpfile = os.path.join(private_dir, 'regeninfo.dump') |
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coredata_file = os.path.join(private_dir, 'coredata.dat') |
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with open(dumpfile, 'rb') as f: |
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regeninfo = pickle.load(f) |
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assert isinstance(regeninfo, RegenInfo) |
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with open(coredata_file, 'rb') as f: |
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coredata = pickle.load(f) |
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assert isinstance(coredata, CoreData) |
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backend = coredata.get_option(OptionKey('backend')) |
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assert isinstance(backend, str) |
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regen_timestamp = os.stat(dumpfile).st_mtime |
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if need_regen(regeninfo, regen_timestamp): |
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regen(regeninfo, coredata.meson_command, backend) |
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return 0 |
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if __name__ == '__main__': |
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sys.exit(run(sys.argv[1:]))
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