diff options
Diffstat (limited to 'mesonbuild/coredata.py')
| -rw-r--r-- | mesonbuild/coredata.py | 101 |
1 files changed, 5 insertions, 96 deletions
diff --git a/mesonbuild/coredata.py b/mesonbuild/coredata.py index 76da0b6..782e770 100644 --- a/mesonbuild/coredata.py +++ b/mesonbuild/coredata.py @@ -6,7 +6,7 @@ from __future__ import annotations import copy -from . import mlog, mparser, options +from . import mlog, options import pickle, os, uuid import sys from itertools import chain @@ -16,14 +16,16 @@ from dataclasses import dataclass from .mesonlib import ( MesonBugException, - MesonException, EnvironmentException, MachineChoice, PerMachine, + MesonException, MachineChoice, PerMachine, PerMachineDefaultable, OptionKey, OptionType, stringlistify, pickle_load ) + +from .machinefile import CmdLineFileParser + import ast import argparse -import configparser import enum import shlex import typing as T @@ -760,99 +762,6 @@ class CoreData: mlog.warning('Base option \'b_bitcode\' is enabled, which is incompatible with many linker options. Incompatible options such as \'b_asneeded\' have been disabled.', fatal=False) mlog.warning('Please see https://mesonbuild.com/Builtin-options.html#Notes_about_Apple_Bitcode_support for more details.', fatal=False) -class CmdLineFileParser(configparser.ConfigParser): - def __init__(self) -> None: - # We don't want ':' as key delimiter, otherwise it would break when - # storing subproject options like "subproject:option=value" - super().__init__(delimiters=['='], interpolation=None) - - def read(self, filenames: T.Union['StrOrBytesPath', T.Iterable['StrOrBytesPath']], encoding: T.Optional[str] = 'utf-8') -> T.List[str]: - return super().read(filenames, encoding) - - def optionxform(self, optionstr: str) -> str: - # Don't call str.lower() on keys - return optionstr - -class MachineFileParser(): - def __init__(self, filenames: T.List[str], sourcedir: str) -> None: - self.parser = CmdLineFileParser() - self.constants: T.Dict[str, T.Union[str, bool, int, T.List[str]]] = {'True': True, 'False': False} - self.sections: T.Dict[str, T.Dict[str, T.Union[str, bool, int, T.List[str]]]] = {} - - for fname in filenames: - try: - with open(fname, encoding='utf-8') as f: - content = f.read() - except UnicodeDecodeError as e: - raise EnvironmentException(f'Malformed machine file {fname!r} failed to parse as unicode: {e}') - - content = content.replace('@GLOBAL_SOURCE_ROOT@', sourcedir) - content = content.replace('@DIRNAME@', os.path.dirname(fname)) - try: - self.parser.read_string(content, fname) - except configparser.Error as e: - raise EnvironmentException(f'Malformed machine file: {e}') - - # Parse [constants] first so they can be used in other sections - if self.parser.has_section('constants'): - self.constants.update(self._parse_section('constants')) - - for s in self.parser.sections(): - if s == 'constants': - continue - self.sections[s] = self._parse_section(s) - - def _parse_section(self, s: str) -> T.Dict[str, T.Union[str, bool, int, T.List[str]]]: - self.scope = self.constants.copy() - section: T.Dict[str, T.Union[str, bool, int, T.List[str]]] = {} - for entry, value in self.parser.items(s): - if ' ' in entry or '\t' in entry or "'" in entry or '"' in entry: - raise EnvironmentException(f'Malformed variable name {entry!r} in machine file.') - # Windows paths... - value = value.replace('\\', '\\\\') - try: - ast = mparser.Parser(value, 'machinefile').parse() - if not ast.lines: - raise EnvironmentException('value cannot be empty') - res = self._evaluate_statement(ast.lines[0]) - except MesonException as e: - raise EnvironmentException(f'Malformed value in machine file variable {entry!r}: {str(e)}.') - except KeyError as e: - raise EnvironmentException(f'Undefined constant {e.args[0]!r} in machine file variable {entry!r}.') - section[entry] = res - self.scope[entry] = res - return section - - def _evaluate_statement(self, node: mparser.BaseNode) -> T.Union[str, bool, int, T.List[str]]: - if isinstance(node, (mparser.StringNode)): - return node.value - elif isinstance(node, mparser.BooleanNode): - return node.value - elif isinstance(node, mparser.NumberNode): - return node.value - elif isinstance(node, mparser.ParenthesizedNode): - return self._evaluate_statement(node.inner) - elif isinstance(node, mparser.ArrayNode): - # TODO: This is where recursive types would come in handy - return [self._evaluate_statement(arg) for arg in node.args.arguments] - elif isinstance(node, mparser.IdNode): - return self.scope[node.value] - elif isinstance(node, mparser.ArithmeticNode): - l = self._evaluate_statement(node.left) - r = self._evaluate_statement(node.right) - if node.operation == 'add': - if (isinstance(l, str) and isinstance(r, str)) or \ - (isinstance(l, list) and isinstance(r, list)): - return l + r - elif node.operation == 'div': - if isinstance(l, str) and isinstance(r, str): - return os.path.join(l, r) - raise EnvironmentException('Unsupported node type') - -def parse_machine_files(filenames: T.List[str], sourcedir: str): - parser = MachineFileParser(filenames, sourcedir) - return parser.sections - def get_cmd_line_file(build_dir: str) -> str: return os.path.join(build_dir, 'meson-private', 'cmd_line.txt') |