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#!/usr/bin/python3 -tt
# Copyright 2012 Jussi Pakkanen
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This file contains all data that must persist over multiple
# invocations of Meson. It is roughly the same thing as
# cmakecache.
import pickle
version = '0.2.0-research'
class CoreData():
def __init__(self, options):
self.version = version
self.prefix = options.prefix
self.libdir = options.libdir
self.bindir = options.bindir
self.includedir = options.includedir
self.datadir = options.datadir
self.mandir = options.mandir
self.backend = options.backend
self.buildtype = options.buildtype
self.strip = options.strip
self.coverage = options.coverage
self.deps = {}
# To prevent weird bugs, compiler name can not be altered
# after it is first declared. So always copy all compilers
# from old coredata.
if isinstance(options, CoreData):
self.compilers = options.compilers.copy()
else:
self.compilers = {}
def load(filename):
obj = pickle.load(open(filename, 'rb'))
if not isinstance(obj, CoreData):
raise RuntimeError('Core data file is corrupted.')
if obj.version != version:
raise RuntimeError('Build tree has been generated with Meson version %s, which is incompatible with current version %s.'%
(obj.version, version))
return obj
def save(obj, filename):
if obj.version != version:
raise RuntimeError('Fatal version mismatch corruption.')
pickle.dump(obj, open(filename, 'wb'))
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