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295 lines
12 KiB
295 lines
12 KiB
# Copyright 2014-2016 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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import sys, os |
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import pickle |
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import argparse |
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from . import coredata, mesonlib |
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parser = argparse.ArgumentParser(prog='meson configure') |
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parser.add_argument('-D', action='append', default=[], dest='sets', |
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help='Set an option to the given value.') |
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parser.add_argument('directory', nargs='*') |
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parser.add_argument('--clearcache', action='store_true', default=False, |
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help='Clear cached state (e.g. found dependencies)') |
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class ConfException(mesonlib.MesonException): |
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pass |
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class Conf: |
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def __init__(self, build_dir): |
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self.build_dir = build_dir |
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self.coredata_file = os.path.join(build_dir, 'meson-private/coredata.dat') |
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self.build_file = os.path.join(build_dir, 'meson-private/build.dat') |
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if not os.path.isfile(self.coredata_file) or not os.path.isfile(self.build_file): |
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raise ConfException('Directory %s does not seem to be a Meson build directory.' % build_dir) |
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with open(self.coredata_file, 'rb') as f: |
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self.coredata = pickle.load(f) |
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with open(self.build_file, 'rb') as f: |
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self.build = pickle.load(f) |
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if self.coredata.version != coredata.version: |
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raise ConfException('Version mismatch (%s vs %s)' % |
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(coredata.version, self.coredata.version)) |
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def clear_cache(self): |
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self.coredata.deps = {} |
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def save(self): |
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# Only called if something has changed so overwrite unconditionally. |
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with open(self.coredata_file, 'wb') as f: |
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pickle.dump(self.coredata, f) |
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# We don't write the build file because any changes to it |
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# are erased when Meson is executed the next time, i.e. whne |
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# Ninja is run. |
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def print_aligned(self, arr): |
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if not arr: |
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return |
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titles = {'name': 'Option', 'descr': 'Description', 'value': 'Current Value', 'choices': 'Possible Values'} |
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len_name = longest_name = len(titles['name']) |
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len_descr = longest_descr = len(titles['descr']) |
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len_value = longest_value = len(titles['value']) |
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longest_choices = 0 # not printed if we don't get any optional values |
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# calculate the max length of each |
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for x in arr: |
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name = x['name'] |
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descr = x['descr'] |
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value = x['value'] if isinstance(x['value'], str) else str(x['value']).lower() |
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choices = '' |
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if isinstance(x['choices'], list): |
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if x['choices']: |
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x['choices'] = [s if isinstance(s, str) else str(s).lower() for s in x['choices']] |
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choices = '[%s]' % ', '.join(map(str, x['choices'])) |
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elif x['choices']: |
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choices = x['choices'] if isinstance(x['choices'], str) else str(x['choices']).lower() |
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longest_name = max(longest_name, len(name)) |
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longest_descr = max(longest_descr, len(descr)) |
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longest_value = max(longest_value, len(value)) |
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longest_choices = max(longest_choices, len(choices)) |
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# update possible non strings |
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x['value'] = value |
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x['choices'] = choices |
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# prints header |
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namepad = ' ' * (longest_name - len_name) |
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valuepad = ' ' * (longest_value - len_value) |
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if longest_choices: |
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len_choices = len(titles['choices']) |
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longest_choices = max(longest_choices, len_choices) |
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choicepad = ' ' * (longest_choices - len_choices) |
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print(' %s%s %s%s %s%s %s' % (titles['name'], namepad, titles['value'], valuepad, titles['choices'], choicepad, titles['descr'])) |
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print(' %s%s %s%s %s%s %s' % ('-' * len_name, namepad, '-' * len_value, valuepad, '-' * len_choices, choicepad, '-' * len_descr)) |
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else: |
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print(' %s%s %s%s %s' % (titles['name'], namepad, titles['value'], valuepad, titles['descr'])) |
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print(' %s%s %s%s %s' % ('-' * len_name, namepad, '-' * len_value, valuepad, '-' * len_descr)) |
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# print values |
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for i in arr: |
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name = i['name'] |
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descr = i['descr'] |
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value = i['value'] |
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choices = i['choices'] |
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namepad = ' ' * (longest_name - len(name)) |
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valuepad = ' ' * (longest_value - len(value)) |
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if longest_choices: |
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choicespad = ' ' * (longest_choices - len(choices)) |
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f = ' %s%s %s%s %s%s %s' % (name, namepad, value, valuepad, choices, choicespad, descr) |
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else: |
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f = ' %s%s %s%s %s' % (name, namepad, value, valuepad, descr) |
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print(f) |
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def set_options(self, options): |
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for o in options: |
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if '=' not in o: |
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raise ConfException('Value "%s" not of type "a=b".' % o) |
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(k, v) = o.split('=', 1) |
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if coredata.is_builtin_option(k): |
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self.coredata.set_builtin_option(k, v) |
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elif k in self.coredata.backend_options: |
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tgt = self.coredata.backend_options[k] |
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tgt.set_value(v) |
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elif k in self.coredata.user_options: |
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tgt = self.coredata.user_options[k] |
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tgt.set_value(v) |
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elif k in self.coredata.compiler_options: |
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tgt = self.coredata.compiler_options[k] |
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tgt.set_value(v) |
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elif k in self.coredata.base_options: |
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tgt = self.coredata.base_options[k] |
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tgt.set_value(v) |
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elif k.endswith('_link_args'): |
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lang = k[:-10] |
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if lang not in self.coredata.external_link_args: |
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raise ConfException('Unknown language %s in linkargs.' % lang) |
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# TODO, currently split on spaces, make it so that user |
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# can pass in an array string. |
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newvalue = v.split() |
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self.coredata.external_link_args[lang] = newvalue |
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elif k.endswith('_args'): |
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lang = k[:-5] |
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if lang not in self.coredata.external_args: |
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raise ConfException('Unknown language %s in compile args' % lang) |
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# TODO same fix as above |
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newvalue = v.split() |
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self.coredata.external_args[lang] = newvalue |
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else: |
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raise ConfException('Unknown option %s.' % k) |
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def print_conf(self): |
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print('Core properties:') |
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print(' Source dir', self.build.environment.source_dir) |
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print(' Build dir ', self.build.environment.build_dir) |
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print('') |
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print('Core options:') |
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carr = [] |
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for key in ['buildtype', 'warning_level', 'werror', 'strip', 'unity', 'default_library']: |
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carr.append({'name': key, |
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'descr': coredata.get_builtin_option_description(key), |
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'value': self.coredata.get_builtin_option(key), |
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'choices': coredata.get_builtin_option_choices(key)}) |
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self.print_aligned(carr) |
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print('') |
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bekeys = sorted(self.coredata.backend_options.keys()) |
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if not bekeys: |
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print(' No backend options\n') |
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else: |
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bearr = [] |
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for k in bekeys: |
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o = self.coredata.backend_options[k] |
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bearr.append({'name': k, 'descr': o.description, 'value': o.value, 'choices': ''}) |
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self.print_aligned(bearr) |
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print('') |
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print('Base options:') |
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okeys = sorted(self.coredata.base_options.keys()) |
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if not okeys: |
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print(' No base options\n') |
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else: |
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coarr = [] |
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for k in okeys: |
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o = self.coredata.base_options[k] |
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coarr.append({'name': k, 'descr': o.description, 'value': o.value, 'choices': ''}) |
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self.print_aligned(coarr) |
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print('') |
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print('Compiler arguments:') |
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for (lang, args) in self.coredata.external_args.items(): |
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print(' ' + lang + '_args', str(args)) |
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print('') |
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print('Linker args:') |
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for (lang, args) in self.coredata.external_link_args.items(): |
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print(' ' + lang + '_link_args', str(args)) |
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print('') |
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print('Compiler options:') |
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okeys = sorted(self.coredata.compiler_options.keys()) |
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if not okeys: |
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print(' No compiler options\n') |
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else: |
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coarr = [] |
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for k in okeys: |
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o = self.coredata.compiler_options[k] |
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coarr.append({'name': k, 'descr': o.description, 'value': o.value, 'choices': ''}) |
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self.print_aligned(coarr) |
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print('') |
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print('Directories:') |
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parr = [] |
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for key in ['prefix', |
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'libdir', |
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'libexecdir', |
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'bindir', |
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'sbindir', |
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'includedir', |
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'datadir', |
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'mandir', |
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'infodir', |
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'localedir', |
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'sysconfdir', |
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'localstatedir', |
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'sharedstatedir', |
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]: |
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parr.append({'name': key, |
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'descr': coredata.get_builtin_option_description(key), |
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'value': self.coredata.get_builtin_option(key), |
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'choices': coredata.get_builtin_option_choices(key)}) |
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self.print_aligned(parr) |
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print('') |
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print('Project options:') |
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if not self.coredata.user_options: |
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print(' This project does not have any options') |
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else: |
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options = self.coredata.user_options |
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keys = list(options.keys()) |
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keys.sort() |
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optarr = [] |
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for key in keys: |
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opt = options[key] |
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if (opt.choices is None) or (not opt.choices): |
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# Zero length list or string |
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choices = '' |
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else: |
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# A non zero length list or string, convert to string |
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choices = str(opt.choices) |
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optarr.append({'name': key, |
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'descr': opt.description, |
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'value': opt.value, |
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'choices': choices}) |
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self.print_aligned(optarr) |
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print('') |
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print('Testing options:') |
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tarr = [] |
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for key in ['stdsplit', 'errorlogs']: |
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tarr.append({'name': key, |
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'descr': coredata.get_builtin_option_description(key), |
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'value': self.coredata.get_builtin_option(key), |
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'choices': coredata.get_builtin_option_choices(key)}) |
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self.print_aligned(tarr) |
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def run(args): |
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args = mesonlib.expand_arguments(args) |
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if not args: |
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args = [os.getcwd()] |
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options = parser.parse_args(args) |
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if len(options.directory) > 1: |
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print('%s <build directory>' % args[0]) |
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print('If you omit the build directory, the current directory is substituted.') |
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return 1 |
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if not options.directory: |
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builddir = os.getcwd() |
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else: |
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builddir = options.directory[0] |
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try: |
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c = Conf(builddir) |
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save = False |
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if len(options.sets) > 0: |
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c.set_options(options.sets) |
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save = True |
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elif options.clearcache: |
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c.clear_cache() |
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save = True |
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else: |
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c.print_conf() |
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if save: |
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c.save() |
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except ConfException as e: |
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print('Meson configurator encountered an error:\n') |
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print(e) |
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return 1 |
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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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