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74 lines
2.4 KiB
Python
Executable File
74 lines
2.4 KiB
Python
Executable File
#!/usr/bin/python3
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# Check is all errno definitions at errlist.h documented in the manual.
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# Copyright (C) 2020-2025 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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#
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <https://www.gnu.org/licenses/>.
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import argparse
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import sys
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import re
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RE_MANUAL = re.compile(
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r'(?:^@errno){(\w+)')
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RE_ERRLIST = re.compile(
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r'\(E[a-zA-Z0-9]+\)')
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PASS=0
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FAIL=1
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# Each manual entry is in the form:
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#
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# errno{EAGAIN, 35, Resource temporarily unavailable}
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def parse_manual(f):
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errlist = [RE_MANUAL.findall(s) for s in f]
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return map(lambda x : x[0], filter(None, errlist))
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# Each errlist entry is in the form:
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#
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# _S(ERR_MAP(EAGAIN), N_("Resource temporarily unavailable"))
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def parse_errlist(f):
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errlist = [RE_ERRLIST.findall(s) for s in f]
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# Each element is '[]' or '['(EAGAIN)']'
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return map(lambda s : s[0][s[0].find('(')+1:s[0].find(')')],
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filter(None, errlist))
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def check_errno_definitions(manual_fname, errlist_fname):
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with open(manual_fname, 'r') as mfile, open(errlist_fname, 'r') as efile:
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merr = parse_manual(mfile)
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eerr = parse_errlist(efile)
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diff = set(eerr).difference(merr)
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if not diff:
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sys.exit(PASS)
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else:
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print("Failure: the following value(s) are not in manual:",
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", ".join(str(e) for e in diff))
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sys.exit(FAIL)
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def main():
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parser = argparse.ArgumentParser(description='Generate errlist.h')
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parser.add_argument('-m', dest='manual', metavar='FILE',
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help='manual errno texi file')
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parser.add_argument('-e', dest='errlist', metavar='FILE',
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help='errlist with errno definitions')
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args = parser.parse_args()
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check_errno_definitions(args.manual, args.errlist)
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if __name__ == '__main__':
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main()
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