mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-15 01:21:06 +00:00
04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
77 lines
3.3 KiB
Python
77 lines
3.3 KiB
Python
#!/usr/bin/python
|
|
# Print a list of symbols exported by some headers that would
|
|
# otherwise be in the user's namespace.
|
|
# Copyright (C) 2018-2019 Free Software Foundation, Inc.
|
|
# This file is part of the GNU C Library.
|
|
#
|
|
# The GNU C Library is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU Lesser General Public
|
|
# License as published by the Free Software Foundation; either
|
|
# version 2.1 of the License, or (at your option) any later version.
|
|
#
|
|
# The GNU C Library is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
# Lesser General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU Lesser General Public
|
|
# License along with the GNU C Library; if not, see
|
|
# <http://www.gnu.org/licenses/>.
|
|
|
|
import argparse
|
|
|
|
import glibcconform
|
|
|
|
# Extra symbols possibly not found through -aux-info but still
|
|
# reserved by the standard: either data symbols, or symbols where the
|
|
# standard leaves unspecified whether the identifier is a macro or
|
|
# defined with external linkage.
|
|
EXTRA_SYMS = {}
|
|
EXTRA_SYMS['ISO'] = {'errno', 'setjmp', 'va_end'}
|
|
EXTRA_SYMS['ISO99'] = EXTRA_SYMS['ISO'] | {'math_errhandling'}
|
|
# stdatomic.h not yet covered by conformance tests; as per DR#419, all
|
|
# the generic functions there or may not be defined with external
|
|
# linkage (but are reserved in any case).
|
|
EXTRA_SYMS['ISO11'] = EXTRA_SYMS['ISO99']
|
|
# The following lists may not be exhaustive.
|
|
EXTRA_SYMS['POSIX'] = (EXTRA_SYMS['ISO']
|
|
| {'environ', 'sigsetjmp', 'optarg', 'optind', 'opterr',
|
|
'optopt', 'tzname'})
|
|
EXTRA_SYMS['XPG4'] = (EXTRA_SYMS['POSIX']
|
|
| {'signgam', 'loc1', 'loc2', 'locs', 'daylight',
|
|
'timezone'})
|
|
EXTRA_SYMS['XPG42'] = EXTRA_SYMS['XPG4'] | {'getdate_err', 'h_errno'}
|
|
EXTRA_SYMS['UNIX98'] = EXTRA_SYMS['XPG42']
|
|
EXTRA_SYMS['XOPEN2K'] = (EXTRA_SYMS['POSIX']
|
|
| {'signgam', 'daylight', 'timezone', 'getdate_err',
|
|
'h_errno', 'in6addr_any', 'in6addr_loopback'})
|
|
EXTRA_SYMS['POSIX2008'] = (EXTRA_SYMS['POSIX']
|
|
| {'in6addr_any', 'in6addr_loopback'})
|
|
EXTRA_SYMS['XOPEN2K8'] = (EXTRA_SYMS['POSIX2008']
|
|
| {'signgam', 'daylight', 'timezone', 'getdate_err'})
|
|
|
|
|
|
def main():
|
|
"""The main entry point."""
|
|
parser = argparse.ArgumentParser(description='List exported symbols.')
|
|
parser.add_argument('--headers', metavar='HEADERS',
|
|
help='list of headers')
|
|
parser.add_argument('--standard', metavar='STD',
|
|
help='standard to use when processing headers')
|
|
parser.add_argument('--cc', metavar='CC',
|
|
help='C compiler to use')
|
|
parser.add_argument('--flags', metavar='CFLAGS',
|
|
help='Compiler flags to use with CC')
|
|
args = parser.parse_args()
|
|
fns = set()
|
|
compiler = '%s %s' % (args.cc, args.flags)
|
|
for header in args.headers.split():
|
|
fns |= glibcconform.list_exported_functions(compiler, args.standard,
|
|
header)
|
|
fns |= EXTRA_SYMS[args.standard]
|
|
print('\n'.join(sorted(fn for fn in fns if not fn.startswith('_'))))
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|