93 lines
2.5 KiB
Python
93 lines
2.5 KiB
Python
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#!/usr/bin/env python3
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#
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# Find missing and extra parameters in documentation compared to
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# output of: gcc --help=params.
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#
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# This file is part of GCC.
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#
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# GCC is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation; either version 3, or (at your option) any later
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# version.
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#
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# GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>. */
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#
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#
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#
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import argparse
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import sys
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from itertools import dropwhile, takewhile
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def get_param_tuple(line):
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line = line.strip().replace('--param=', '')
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i = line.find(' ')
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name = line[:i]
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if '=' in name:
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name = name[:name.find('=')]
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description = line[i:].strip()
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return (name, description)
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parser = argparse.ArgumentParser()
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parser.add_argument('texi_file')
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parser.add_argument('params_output')
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args = parser.parse_args()
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ignored = {'logical-op-non-short-circuit'}
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params = {}
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for line in open(args.params_output).readlines():
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if line.startswith(' ' * 2) and not line.startswith(' ' * 8):
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r = get_param_tuple(line)
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params[r[0]] = r[1]
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# Find section in .texi manual with parameters
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texi = ([x.strip() for x in open(args.texi_file).readlines()])
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texi = dropwhile(lambda x: 'item --param' not in x, texi)
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texi = takewhile(lambda x: '@node Instrumentation Options' not in x, texi)
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texi = list(texi)[1:]
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texi_params = []
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for line in texi:
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for token in ('@item ', '@itemx '):
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if line.startswith(token):
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texi_params.append(line[len(token):])
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break
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# skip digits
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texi_params = [x for x in texi_params if not x[0].isdigit()]
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# skip aarch64 params
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texi_params = [x for x in texi_params if not x.startswith('aarch64')]
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sorted_params = sorted(texi_params)
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texi_set = set(texi_params) - ignored
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params_set = set(params.keys()) - ignored
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success = True
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extra = texi_set - params_set
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if len(extra):
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print('Extra:')
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print(extra)
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success = False
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missing = params_set - texi_set
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if len(missing):
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print('Missing:')
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for m in missing:
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print('@item ' + m)
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print(params[m])
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print()
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success = False
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sys.exit(0 if success else 1)
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